CN102498767B - Multifunctional adjustable ditching fertilizing machine for tea garden - Google Patents
Multifunctional adjustable ditching fertilizing machine for tea garden Download PDFInfo
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- CN102498767B CN102498767B CN 201110315116 CN201110315116A CN102498767B CN 102498767 B CN102498767 B CN 102498767B CN 201110315116 CN201110315116 CN 201110315116 CN 201110315116 A CN201110315116 A CN 201110315116A CN 102498767 B CN102498767 B CN 102498767B
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Abstract
The invention discloses a multifunctional adjustable ditching fertilizing machine for a tea garden, which comprises a frame, a ditch opener, a fertilizing device and a supporting mechanism, wherein the ditch opener, the fertilizing device and the supporting mechanism are arranged on the frame; the lower end of the supporting mechanism is provided with a land wheel or a furrow coverer; the ditch opener comprises a rotary cultivation power input gear, a rotary cultivation shaft, multiple groups of cutter seats and multiple groups of rotary cultivation cutter blades; the rotary cultivation power input gear is fixed on the rotary cultivation shaft; the rotary cultivation shaft is installed on the frame through a bearing seat and a bearing; the rotary cultivation cutter blades are fixed on the rotary cultivation shaft through the cutter seats; a power input shaft is in driving connection with the rotary cultivation power input gear so as to drive the rotary cultivation shaft. The multifunctional adjustable ditching fertilizing machine for a tea garden has the combined functions of weeding, performing shallow and deep fertilizing in a tea garden and ditching, thus being rich in functions and good in practicability.
Description
Technical field
The present invention relates to the multi-functional adjustable trench digging fertilizer distributor in a kind of tea place.
Background technology
China is green tea first big producing country in the world, and according to State Statistics Bureau's statistics, national tea place area was 1719.4239 thousand hectares in 2008, and the tealeaves annual production is 125.76 ten thousand tons.At present, along with China rural laborer reduce and handwork efficient lower, link labor shortages such as tea place intertill and clean tillage, plant protection, fertilising, pruning, harvesting, cost strengthen, and bring great challenge to the development of China's Tea Industry.The most of tea place of China is distributed in mountain area and knob, tea tree is single, the bar plantation is planted machinery has been proposed specific (special) requirements, existing field machinery is difficult to enter tea place operation in the ranks because being short of power greatly with own vol, the tea place Work machine equipment famine that meets the demands is big to power, efficient is high, volume is little, the tea place plant equipment demand of little, the stable drive of deadweight, adaptation hillside fields working environment is more and more urgent.
National patent CN200820053798.6 has announced the adjustable fertilizer distributor of a kind of artificial promotion; National patent CN200920015757.2 has announced a kind of electric fertilizer applicator; National patent CN200920284631.5 has announced a kind of electronic spray medicine fertilising two purpose device; A lot of documents have also been reported the result of study of fertilising, as Qu Guibao " experimental study of variable-rate fertilization ".But the most of tea place of China is distributed in mountain area and knob, and road conditions is poor, and many tea places cterpillar drive all can not use; Tea tree is single, bar plantation is planted, and the tea tree line space is from narrower about 40cm, also inapplicable large sized tractor operation; Lack the special-purpose small-sized fertilizer distributor that is fit to China's tea place operation at present.Therefore, be necessary to develop the multi-functional adjustable trench digging fertilizer distributor in a kind of tea place and satisfy tea place mechanical work agriculture requirement, require control reasonable in design, simple in structure, easy to operate, automatic, high efficiency.
Summary of the invention
Technical problem to be solved of the present invention provides the multi-functional adjustable trench digging fertilizer distributor in a kind of tea place, and the multi-functional adjustable trench digging fertilizer distributor in this tea place has tea place weeding, dark, shallow fertilising and trench digging combination function, feature richness, and practicality is good.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
The multi-functional adjustable trench digging fertilizer distributor in a kind of tea place comprises frame, plough, fertilizer apparatus and supporting mechanism; Plough, fertilizer apparatus and supporting mechanism all are arranged on the frame; Lower end dress land wheel or the covering device of supporting mechanism;
Plough comprises rotary tillage power input gear, rotary tillage shaft, tool rest and Rotary tillage blade; Tool rest and Rotary tillage blade are many groups; The rotary tillage power input gear is fixed on the rotary tillage shaft, and rotary tillage shaft is installed on the frame by bearing block and bearing, and Rotary tillage blade is fixed on the rotary tillage shaft by tool rest, and power input shaft and rotary tillage power input gear are in transmission connection to drive rotary tillage shaft;
Power input shaft is provided with dog clutch; The clutch end of dog clutch is provided with power output gear; Power output gear is connected by chain drive with the rotary tillage power input gear;
Supporting mechanism comprises thread spindle, screw shell, handle sleeve and handle; Screw shell is sleeved on the thread spindle, and the handle sleeve is fixed on the upper end of thread spindle, and handle is arranged on the sidewall of gloves;
Covering device is formed by connecting by two trailing bars, and the subtended angle between two trailing bars is less than or equal to 120 degree; The front end of covering device opens, and the rear end is provided with the breach as the passing away that closes up back soil;
Fertilizer apparatus comprises fertiliser bucket and fertilizer apparatus, and fertiliser bucket and fertilizer apparatus all are arranged on the frame, and fertilizer apparatus is arranged on the below of fertiliser bucket;
Fertilizer apparatus comprises fertilization axle and leaks fertile device, leaks fertile device top and is provided with into Fei Kou, and fertilization axle is horizontally through Lou fertile device, leaks to be provided with in the fertile device to dial fertile wheel and defertilizing tongue, and the outlet of leaking fertile device lower end is connected to the manure device of tubulose;
Dialling fertile wheel is arranged on the fertilization axle and with the fertilization axle interlock, dials fertile wheel and be provided with a plurality of double wedges;
Defertilizing tongue is arranged on dials fertile wheel below, and defertilizing tongue is fixed in the fertile device with Louing, has between the inwall of an end of defertilizing tongue and the fertile device of leakage and is convenient to the gap that fertilizer drops.
Fertilizer expelling shaft and fertilizer motor are in transmission connection, and the fertilizer motor is by storage battery power supply.
The manure device lower end is provided with the shallow applicator boot of plow-shape.The shallow applicator boot of plow-shape is made up of two fins, and front end is tip, is used for trench digging, and the rear end is the all-wing aircraft shape, is used for dividing soil.
Frame is provided with for the suspension member that frame is mounted on the tractor rear end.
The Rotary tillage blade of plough also can play herbicide effect.
Fertilizer apparatus power adopts the accumulator DC machine to drive; The trench digging device power that loosens the soil adopts the tractor input to transmit by chain.
Beneficial effect of the present invention:
The multi-functional adjustable trench digging fertilizer distributor in tea place of the present invention, same machine can be realized dark, the shallow trench digging in tea place under different operating conditions, weeding, loosen the soil, ditch, fertilising, earthing, shallow fertilising and fertilising, earthing function, one-machine-multi-function, efficient height.The present invention not only raises labour efficiency, reduce labor intensity, effectively solve that the tea place operating cost that China engenders that labouring population reduce and aging brings increases, industry development difficult social concern gradually, improve social benefit, and effectively promote the development of tea place machinery, obtain certain economic benefits, chain and the regional economy of driving the industry development.
The multi-functional adjustable trench digging fertilizer distributor in tea place of the present invention is mainly used in operation between the garden, tea place, comprises weeding, trench digging and fertilising operation; Fertilizing functions device of the present invention and the trench digging that loosens the soil, weeding function device [being rotary cultivator attachment] adopt different dynamic; Wherein battery feed is adopted in fertilising, uses clean energy resource, plays and reduces consumption of petroleum and environmental emission pollution, effectively reduces environmental noise and vibration; And the convenient fertilizing amount of regulating, simple to operate.
Compact conformation of the present invention is arranged rationally, fertilizer apparatus, trench digging device and covering device, directive wheel all is integrated on the frames, and the use by clutch and gear pair, the trench digging device shares tractor dynamic power.Finish dark, shallow trench digging, weeding, loosen the soil, ditch, fertilising, earthing, shallow fertilising and fertilising, earthing function only need regulate the land wheel height or the transposing fertilizer applicator is finished, and be simple in structure, is skillfully constructed easy operating.
Generally speaking, the novel structure of the multi-functional adjustable trench digging fertilizer distributor in tea place of the present invention has great economy and social effect, and the function uniqueness is the professional machinery equipment of operation between the garden, tea place.
Description of drawings
Install schematic diagram in Fig. 1 embodiment of the invention;
Device (Fig. 2 a front view, Fig. 2 b vertical view, Fig. 2 c left view) loosens the soil, ditches in Fig. 2 embodiment of the invention;
Fertilizer apparatus in Fig. 3 embodiment of the invention (Fig. 3 a front view, Fig. 3 b vertical view, Fig. 3 c left view);
Fertilising earthing annex map in Fig. 4 embodiment of the invention;
Applicator boot figure in Fig. 5 embodiment of the invention;
Earthing component diagram (front view) in Fig. 6 a embodiment of the invention.
Earthing component diagram (vertical view) in Fig. 6 b embodiment of the invention.
Among the figure, 1. fertilizer apparatus, 2. fertilizer apparatus bracing frame, 3. accumulator, 4. fertilising dynamical system, 5. fertilizer apparatus suspension member, 6. frame, 7. frame suspension member, 8. trench digging device, 9. supporting mechanism, 10. fertilizer apparatus back-up block, 11. land wheel, 12. connecting plate, 13. thread spindle, 14. fixed screw, 15. screw shell, 16. handle sleeve, 17. handle, 18. side direction is kept off native plastic plate fixing hole, 19. clutch shifter fulcrum, 20. frame suspension member pin-and-hole, 21. Rotary tillage blade, 22. tool rest 23. clutch shaft bearing seats, 24. clutch shaft bearing, 25. rotary tillage shaft, 26. rotary blade cover for seat tube, 27. second bearing block, 28. power input shaft, 29. second bearing, 30. cover bearing in the power input gear, 31. power input gear, 32. dog clutch, 33. spring, 34. the 3rd bearing block, 35. power output gear, 36. the 3rd bearing, 37. chain box set bolt, 38. rotary tillage power input gear, 39. the 4th bearing block, 40. the 4th bearing, 41. tool rest sleeve set bolt, 42. afterbody keeps off native plastic plate fixing hole, 44. left connecting plate, 45. frame main beam, 46. right connecting plate, 47. fertiliser bucket, 48. key axle, 49. fertilizer applicator driven wheel, 50. fertilization axle, 51. the 5th bearing, 52. the 5th bearing block, 53. motor gear, 54. motor, 55. fertilizer can installing plate, 56. the 6th bearing block, 57. the 6th bearing, 58. motor fixing frame, 59. fertilising frame, 60. dial fertile wheel, 61. defertilizing tongue, 62. manure device, 63. covering device, 64. lower fertilizer tube, 65. shallow applicator boot, 66. second connecting plate, 67. trailing bar, 68-leak fertile device.
Embodiment
The invention will be further described below in conjunction with accompanying drawing.
Embodiment 1:
Shown in Fig. 1-6, the multi-functional adjustable trench digging fertilizer distributor in a kind of tea place comprises frame and loosen the soil trench digging device and the fertilizer apparatus that are arranged on the frame; Frame is connected on the tractor by the pin of frame suspension member.
The trench digging device that loosens the soil comprises power, plough and adjusting annex; Power connects power input gear 31 from tractor by chain, and power input gear 31 1 ends are installed in the power input gear and overlap on the bearing 30, and the other end processes the engaging tooth that is meshed with jaw clutch 32; Cover bearing 30 is installed on the power input shaft 28 in the power input gear, line shaft 28 by bearing block and bearing fixing on frame, with the same end of power input gear be splined shaft, dog clutch is installed; The rotary tillage power input gear is installed in the input power gear and overlaps on the bearing, transmits power on the power output gear 35 of power input shaft by the dog clutch combination; Stop power output by the shift fork separation dog clutch that is installed on the clutch shifter fulcrum; Under the effect of compression spring 33, dog clutch is in engagement power transmission state under normal conditions; Power output gear 35 transmits power to rotary tillage power input gear 38 by chain;
Plough comprises rotary tillage power input gear, rotary tillage shaft, Rotary tillage blade and annex, the rotary tillage power input gear is fixed on the rotary tillage shaft 25, rotary tillage shaft is installed on the frame by bearing block and bearing, Rotary tillage blade is by being bolted on the tool rest, tool rest is weldingly fixed on the rotary blade cover for seat tube, and rotary blade cover for seat tube is realized the power transmission by being bolted on the rotary tillage shaft.Under the effect of Rotary tillage blade, realize soil trench digging, soil-loosening function.Regulate annex and comprise land wheel, thread spindle and the screw shell highly regulated; Land wheel is fixed on the thread spindle by connecting plate, and screw shell is welded on the frame, by rotating handles, drives thread spindle and rotates to change ground wheelspan bracket height, after fixed screw is fixing, has just determined the degree of depth that soil loosens the soil and ditches; In addition, when road driving, can heighten bracket height, make rotating blade not with ground friction or collision.When road driving, land wheel lands, and the machinery of whole Fig. 1 is mounted on the rear end of tractor, utilizes the wheel of tractor to come this machinery of balance.
Fertilizer apparatus is fixed the fertilising frame above frame by fertilizer apparatus suspension member and back-up block, comprises fertilising dynamical system, fertiliser bucket, fertilising line shaft, defertilizing wheel and manure device; Fertilising power adopts the accumulator DC machine to drive; The fertilising dynamical system provides power supply for the direct current generator that is installed on the motor fixing frame by accumulator, by switch activated and stop power supply, direct current generator is regulated the motor gear output speed by conventional techniques and is driven the fertilizer applicator driven wheel, the fertilising driving gear is fixed on the fertilization axle, fertilization axle by bearing block and bearing fixing on the fertilising frame; Fertile wheel rotation is dialled in the drive of fertilization axle cross key axle place, under group fertile wheel effect, implements fertilising, and changes fertilizing amount by the rotating speed of regulating motor speed change group fertile wheel; Fertilizer applies fertilizer by lower fertilizer tube and shallow applicator boot, and carries out earthing by covering device.
Defertilizing tongue is installed in dials fertile wheel below, and an end is fixed on the shell by pin, and the other end i.e. down fertile end is fixed by pin, and defertilizing tongue in the situation that defertilizing wheel stops operating, guarantees that fertilizer does not fall toward upwarping.
In the present embodiment, loosen the soil trench digging device and fertilizer apparatus are installed on the frame; Frame is connected on the tractor by the pin of frame suspension member; The described trench digging device that loosens the soil comprises power, plough and adjusting annex; Described power connects power input gear from caring for the tractor dynamic power chain, and described power input gear one end is installed in the power input gear and overlaps on the bearing, and the other end processes the engaging tooth that is meshed with jaw clutch; The cover bearing is installed on the power input shaft in the described power input gear, described line shaft by bearing block and bearing fixing on frame, with the same end of power input gear be splined shaft, dog clutch is installed; Power input gear is installed in the input power gear and overlaps on the bearing, transmits power on the power output gear 35 of power input shaft by the dog clutch combination; Stop power output by the shift fork separation dog clutch that is installed on the clutch shifter fulcrum; Under the effect of compression spring 33, dog clutch is in engagement power transmission state under normal conditions; Power output gear 35 arrives the rotary tillage part by chain transmission power;
Described plough comprises rotary tillage power input gear, rotary tillage shaft, Rotary tillage blade and adjusting tilling depth annex, and the rotary tillage power input gear is fixed on the rotary tillage shaft 25, links by chain and power output gear 35; Described rotary tillage shaft is installed on the frame by bearing block and bearing, and described Rotary tillage blade is by being bolted on the tool rest, and tool rest is weldingly fixed on the rotary blade cover for seat tube, and rotary blade cover for seat tube is realized the power transmission by being bolted on the rotary tillage shaft.Under the effect of Rotary tillage blade, realize soil trench digging, soil-loosening function.
Described adjusting annex comprises land wheel, thread spindle and the screw shell highly regulated; Described land wheel is fixed on the thread spindle by connecting plate, and screw shell is welded on the frame, and by rotating handles, the rotation up and down of regulating thread spindle changes ground wheelspan bracket height, after set bolt is fixing, realizes the degree of depth that soil loosens the soil and ditches; When road driving, can heighten bracket height simultaneously, rotating blade is not collided with ground friction.
Described fertilizer apparatus is fixed the fertilising frame above frame by fertilizer apparatus suspension member and back-up block, comprises fertilising dynamical system, fertiliser bucket, fertilising line shaft, defertilizing wheel and manure device; Described fertilising power adopts the accumulator DC machine to drive; Described fertilising dynamical system provides power supply for the direct current generator that is installed on the motor fixing frame by accumulator, by switch activated and stop power supply, direct current generator is regulated the motor gear output speed by conventional techniques and is driven the fertilizer applicator driven wheel, described fertilising driving gear is fixed on the fertilization axle, described fertilization axle by bearing block and bearing fixing on the fertilising frame; Fertile wheel rotation is dialled in the drive of fertilization axle cross key axle place, under group fertile wheel effect, implements fertilising, and changes fertilizing amount by the rotating speed of regulating motor speed change group fertile wheel; Fertilizer is realized fertilising by lower fertilizer tube and shallow applicator boot, also can carry out earthing by covering device; Described lower fertilizer tube is by being bolted to the annex front end; Described covering device is connected on the thread spindle adjustable-height after land wheel is unloaded by connecting plate.
Described defertilizing tongue is installed in dials fertilizer wheel bottom, and an end is fixed on the shell by pin, and fixedly tongue is a little toward upwarping by pin for following fertile end, and in the situation that defertilizing wheel stops operating, assurance fertilizer does not fall.
All bearings adopt conventional techniques in the present embodiment, and the shaft shoulder, axle sleeve, back-up ring are realized the location; And all adopted bearing (ball) cover to reduce extraneous soil etc. to damage of bearings.
As Fig. 2 c, frame adopts girder and left connecting plate, right connecting plate to be welded into triangle (longitudinal section), makes things convenient for fertilizer apparatus to install and reinforce frame; Both sides and afterbody can be installed the plastics breast boards and prevent that soil from loosing and fly.
The course of work of present embodiment is: import power to power input gear from tractor by chain, under the effect of compression spring, jaw clutch transmits power to output gear and is input to the rotary tillage power input gear by chain, drive rotary tillage shaft rotation, rotating blade are finished in situation at a slow speed and are loosened the soil and finish trench digging under high-speed case; By rotating handles, the rotation up and down of regulating thread spindle changes ground wheelspan bracket height, after set bolt is fixing, realizes the loosen the soil depth adjustment of trench digging of soil, finishing shallow plowing loosens the soil, deep plough loosen the soil, shallow trench digging and deep ditching.
Normal operating conditions: jaw clutch engagement, the trench digging work of loosening the soil; Fertilising is implemented in fertilizer apparatus work; Regulate the rotation tilling depth by annex, finish accent and measure shallow fertilising and accent amount deep placement fertilizer.
Second kind of duty explanation: when road driving, jaw clutch separates, and the trench digging that loosens the soil is not worked; Heighten bracket height by annex, make rotating blade not with ground effects, land wheel is as driven pulley.
The third duty explanation: structure is the same, and difference is: jaw clutch separates, and the trench digging that loosens the soil is not worked; Open the direct current generator switch, and regulate motor speed, by motor gear drive fertilising driven wheel, fertilization axle and group fertile wheel rotation, under the rotation of dialling the fertilizer wheel, constantly apply fertilizer, in being manured into soil by lower fertilizer tube, implement accent and measure shallow fertilising; In practice, lower fertilizer tube and bottom plough formula plough intensity height can be realized the accent amount fertilising of certain depth.
The 4th kind of duty explanation: structure is the same, and difference is: after land wheel is unloaded, connect covering device on thread spindle by connecting plate; The jaw clutch engagement, the trench digging work of loosening the soil; Fertilising is implemented in fertilizer apparatus work, regulates the rotation tilling depth by annex, in the enforcement, dark accent amount fertilising and earthing.
Claims (3)
1. the multi-functional adjustable trench digging fertilizer distributor in tea place is characterized in that, comprises frame, plough, fertilizer apparatus and supporting mechanism; Plough, fertilizer apparatus and supporting mechanism all are arranged on the frame; Lower end dress land wheel or the covering device of supporting mechanism;
Plough comprises rotary tillage power input gear, rotary tillage shaft, tool rest and Rotary tillage blade; Tool rest and Rotary tillage blade are many groups; The rotary tillage power input gear is fixed on the rotary tillage shaft, and rotary tillage shaft is installed on the frame by bearing block and bearing, and Rotary tillage blade is fixed on the rotary tillage shaft by tool rest, and power input shaft and rotary tillage power input gear are in transmission connection to drive rotary tillage shaft;
Power input shaft is provided with dog clutch; The clutch end of dog clutch is provided with power output gear; Power output gear is connected by chain drive with the rotary tillage power input gear;
Supporting mechanism comprises thread spindle, screw shell, handle sleeve and handle; Screw shell is sleeved on the thread spindle, and the handle sleeve is fixed on the upper end of thread spindle, and handle is arranged on the sidewall of gloves;
Covering device is formed by connecting by two trailing bars, and the subtended angle between two trailing bars is less than or equal to 120 degree; The front end of covering device opens, and the rear end is provided with the breach as the passing away that closes up back soil;
Fertilizer apparatus comprises fertiliser bucket and fertilizer apparatus, and fertiliser bucket and fertilizer apparatus all are arranged on the frame, and fertilizer apparatus is arranged on the below of fertiliser bucket;
Fertilizer apparatus comprises fertilization axle and leaks fertile device, leaks fertile device top and is provided with into Fei Kou, and fertilization axle is horizontally through Lou fertile device, leaks to be provided with in the fertile device to dial fertile wheel and defertilizing tongue, and the outlet of leaking fertile device lower end is connected to the manure device of tubulose;
Dialling fertile wheel is arranged on the fertilization axle and with the fertilization axle interlock, dials fertile wheel and be provided with a plurality of double wedges;
Defertilizing tongue is arranged on dials fertile wheel below, and defertilizing tongue is fixed in the fertile device with Louing, has between the inwall of an end of defertilizing tongue and the fertile device of leakage and is convenient to the gap that fertilizer drops;
Fertilizer expelling shaft and fertilizer motor are in transmission connection, and the fertilizer motor is by storage battery power supply.
2. the multi-functional adjustable trench digging fertilizer distributor in tea place according to claim 1 is characterized in that the manure device lower end is provided with the shallow applicator boot of plow-shape.
3. according to the multi-functional adjustable trench digging fertilizer distributor in each described tea place of claim 1-2, it is characterized in that frame is provided with for the suspension member that frame is mounted on the tractor rear end.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110315116 CN102498767B (en) | 2011-10-17 | 2011-10-17 | Multifunctional adjustable ditching fertilizing machine for tea garden |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110315116 CN102498767B (en) | 2011-10-17 | 2011-10-17 | Multifunctional adjustable ditching fertilizing machine for tea garden |
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| CN102498767A CN102498767A (en) | 2012-06-20 |
| CN102498767B true CN102498767B (en) | 2013-08-28 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105393662B (en) * | 2015-12-25 | 2017-02-08 | 山东农业大学 | Multifunctional mulberry field management machine |
| CN105981499A (en) * | 2016-01-13 | 2016-10-05 | 安徽农业大学 | Micro-cultivation, weeding and fertilizer application combined equipment for tea gardens |
| CN107517609A (en) * | 2017-09-26 | 2017-12-29 | 辽宁省农业科学院 | One kind sprays biogas slurry and stalk equipment and layering returning to the field method are buried in upset |
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|---|---|---|---|---|
| CN2073205U (en) * | 1990-08-27 | 1991-03-20 | 李其昀 | Furrow sowing machine used in rice seedling bed |
| CN1309884A (en) * | 2001-03-16 | 2001-08-29 | 李印先 | Multifunctional combined transplanting and seeling machine |
| CN2532664Y (en) * | 2001-09-26 | 2003-01-29 | 郭总有 | Rotary tilling seeding machine |
| CN202385489U (en) * | 2011-10-17 | 2012-08-22 | 湖南农业大学 | Multifunctional furrowing fertilizer applicator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000037110A (en) * | 1998-07-22 | 2000-02-08 | Mitsubishi Agricult Mach Co Ltd | Well-drained paddy field nonplowing direct seeder |
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2011
- 2011-10-17 CN CN 201110315116 patent/CN102498767B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2073205U (en) * | 1990-08-27 | 1991-03-20 | 李其昀 | Furrow sowing machine used in rice seedling bed |
| CN1309884A (en) * | 2001-03-16 | 2001-08-29 | 李印先 | Multifunctional combined transplanting and seeling machine |
| CN2532664Y (en) * | 2001-09-26 | 2003-01-29 | 郭总有 | Rotary tilling seeding machine |
| CN202385489U (en) * | 2011-10-17 | 2012-08-22 | 湖南农业大学 | Multifunctional furrowing fertilizer applicator |
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