CN107114039A - Nonirrigated farmland rice bowl pot seedling transplanter - Google Patents

Nonirrigated farmland rice bowl pot seedling transplanter Download PDF

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Publication number
CN107114039A
CN107114039A CN201710347816.5A CN201710347816A CN107114039A CN 107114039 A CN107114039 A CN 107114039A CN 201710347816 A CN201710347816 A CN 201710347816A CN 107114039 A CN107114039 A CN 107114039A
Authority
CN
China
Prior art keywords
pot seedling
frame
wheel
gear
transmission component
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201710347816.5A
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Chinese (zh)
Inventor
位国建
荐世春
辛淑荣
郑东峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Academy of Agricultural Machinery Sciences
Original Assignee
Shandong Academy of Agricultural Machinery Sciences
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shandong Academy of Agricultural Machinery Sciences filed Critical Shandong Academy of Agricultural Machinery Sciences
Priority to CN201710347816.5A priority Critical patent/CN107114039A/en
Publication of CN107114039A publication Critical patent/CN107114039A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C5/00Making or covering furrows or holes for sowing, planting or manuring
    • A01C5/06Machines for making or covering drills or furrows for sowing or planting
    • A01C5/062Devices for making drills or furrows
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C11/00Transplanting machines
    • A01C11/02Transplanting machines for seedlings
    • A01C11/025Transplanting machines using seedling trays; Devices for removing the seedlings from the trays
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01CPLANTING; SOWING; FERTILISING
    • A01C5/00Making or covering furrows or holes for sowing, planting or manuring
    • A01C5/06Machines for making or covering drills or furrows for sowing or planting
    • A01C5/066Devices for covering drills or furrows

Abstract

The present invention provides a kind of nonirrigated farmland rice bowl pot seedling transplanter, and the integration of operation of paddy rice nonirrigated farmland potted-seedling transplanting and earthing can be achieved.It includes frame, frame is provided with power set, transplant seedlings platform, plough, pot seedling conveying device, seedling taking pawl, lower cultivation device and coverer, power set include gauge wheel and gear-box, gauge wheel is located at frame front end, the platform that transplants seedlings is arranged on above frame, pot seedling conveying device is arranged on central rack and positioned at platform obliquely downward of transplanting seedlings, seedling taking pawl is arranged on frame rear portion, coverer is arranged in frame rear end, lower cultivation device is located on rear side of pot seedling conveying device, plough is located on front side of lower cultivation device, gear-box is respectively through the first transmission component, second transmission component and the 3rd transmission component and gauge wheel, pot seedling conveying device and lower cultivation device connect and power are delivered separately into gauge wheel, pot seedling conveying device and lower cultivation device, seedling taking pawl is connected through the 4th transmission component with lower cultivation device.

Description

Nonirrigated farmland rice bowl pot seedling transplanter
Technical field
The present invention relates to a kind of pot seedling transplanter, and in particular to a kind of nonirrigated farmland rice bowl pot seedling transplanter, belongs to agricultural Mechanical field.
Background technology
After rice wheat rotation region, small wheat harvesting, Rice Cropping will be carried out in the short period, interval time is short, straw Stalk is difficult to rot.After wheat stalk returning, if paddy rice uses direct-seeding, seed rice is attached on wheat stalk can be to survival Rate is impacted;If using Transplanting pattern, behind soaked field of pouring water, floating and then aggregation influence rice transplanting occurs in stalk.So Rice wheat rotation region is adapted to a kind of seedling in earthen bowl nonirrigated farmland of exploitation and transplants combine, by suppression of soil after rice bowl transplantation of seedlings, Then pour water immersion, the problem of to solve stalk amount big influence paddy growth.
The content of the invention
It is an object of the present invention to provide a kind of nonirrigated farmland rice bowl pot seedling transplanter, paddy rice nonirrigated farmland potted-seedling transplanting can be achieved and covers The integration of operation of soil, damages small, transplanting efficiency is high to pot seedling, it is adaptable to which the native accurate rice pot seedling of band is transplanted.
To achieve these goals, the present invention uses following technical scheme:
A kind of nonirrigated farmland rice bowl pot seedling transplanter, including frame, frame are provided with power set, the platform that transplants seedlings, plough, pot seedling Conveying device, lower cultivation device and coverer, power set include gauge wheel and gear-box, and gauge wheel is located at frame front end, transplanted seedlings Platform is arranged on above frame, and pot seedling conveying device is arranged on central rack and positioned at platform obliquely downward of transplanting seedlings, and seedling taking pawl is arranged on alms bowl Seedling conveying device rear portion, coverer is arranged in frame rear end, and lower cultivation device is located on rear side of pot seedling conveying device, under plough is located at Plant on front side of device, gear-box is defeated through the first transmission component, the second transmission component and the 3rd transmission component and gauge wheel, pot seedling respectively Send device and lower cultivation device to connect and power is delivered separately to gauge wheel, pot seedling conveying device and lower cultivation device, seedling taking pawl warp 4th transmission component is connected with lower cultivation device.
Preferably, the first transmission component includes the chain wheel I being arranged on gauge wheel, the chain wheel II being arranged in frame and company Connect the chain I of chain wheel I and chain wheel II;Second transmission component include be arranged in pot seedling conveying device sprocket wheel III, be arranged on machine The chain II of chain wheel I V and connection sprocket wheel III and chain wheel I V on frame;3rd transmission component includes sprocket wheel V and chain III, sprocket wheel V It is connected with lower cultivation device, the connection chain wheel II of chain III and sprocket wheel V;Two output ends of chain wheel I V and chain wheel II respectively with gear-box Connection;4th transmission component includes the chain V of sprocket wheel VI, sprocket wheel VII and connection sprocket wheel VI and sprocket wheel VII.
Preferably, pot seedling conveying device includes interruption gear, internal gear, front axle, rear axle and conveyer belt, and front axle is equal with rear axle It is connected with frame, and front axle is connected with rear axle by conveyer belt, interruption gear is connected to frame with respect to front axle eccentric setting On, and interruption gear connects gear-box through the second transmission component, interruption gear is engaged with internal gear, and internal gear is arranged on front shaft End.
Preferably, sprocket wheel III is coaxially disposed with interruption gear, and sprocket wheel III is detachably connected in frame.
Preferably, lower cultivation device includes duckbilled, base and circular shell, and base is connected with frame, and duckbilled duckbilled edge is circular Housing periphery is uniform.
Preferably, coverer is included between the V framves and two earthing wheels on V framves being connected with frame, two earthing wheels Angle at an acute angle.
Preferably, plough is arranged in frame by U-bolt.
Preferably, the platform that transplants seedlings be divided into above and below multilayer.
The beneficial effects of the invention are as follows:Merge high speed planting technique and matching trench digging earthing technology and efficiently defeated Seedling technology is in one;Complete machine is driven by gauge wheel, and trench digging can be achieved, transplants and earthing integration of operation, is damaged small to pot seedling, is transplanted Efficiency high;During work, rice shoot is transported to ad-hoc location by pot seedling conveying device, and seedling taking pawl is taken out rice shoot with gripping mode, and edge Particular track motion plants rice shoot in the groove that plough is held successfully;Labor intensity is reduced, transplanting efficiency is improved.
Brief description of the drawings
Fig. 1 is pot-grown rice seedling dry land transplanter schematic diagram;
Fig. 2 is gear box structure schematic diagram;
Fig. 3 is pot seedling conveying device driving structure schematic diagram;
Fig. 4 is pot seedling transport conveyor constructions schematic diagram;
Fig. 5 is lower cultivation apparatus structure schematic diagram;
Fig. 6 is coverer schematic diagram.
Wherein, 1. frame, 2. gauge wheels, 3. transplant seedlings platform, 4. ploughs, 5. gear-boxes, 6. pot seedling conveying devices, 7. times cultivations Device, 8. coverers, 9. gears I, 10. gears II, 11. chain wheel IIs, 12. chain wheel I V, 13.U type bolts, 14. sprocket wheels III, 15. it is interrupted gear, 16. internal gears, 17. front axles, 18. rear axles, 19. conveyer belts, 20. seedling taking pawls, 21. duckbilleds, 22. bases, 23. sprocket wheel VI, 24. sprocket wheel V, 25.V framves, 26. earthing wheels, 27. sprocket wheels VII, 28. chain wheel Is, 29. regulation handles.
Embodiment
For the objects, technical solutions and advantages of the present invention are more clearly understood, develop simultaneously embodiment referring to the drawings, right The present invention is further described.
With reference to Fig. 1 and Fig. 2, a kind of nonirrigated farmland rice bowl pot seedling transplanter, including frame 1, frame 1 are filled provided with power Put, the platform 3 that transplants seedlings, plough 4, pot seedling conveying device 6, lower cultivation device 7 and coverer 8, power set include gauge wheel 2 and gear Case 5, gauge wheel 2 is located at the front end of frame 1 and moved up and down by the regulation gauge wheel 2 of regulation handle 29, and gear-box 5 includes intermeshing Gear I 9 and gear II 10, the platform 3 that transplants seedlings is arranged on the top of frame 1, and 3 points of the platform that transplants seedlings is to be installed for putting for multilayer up and down The rice shoot of plant, pot seedling conveying device 6 is arranged on the middle part of frame 1 and positioned at the obliquely downward of platform 3 of transplanting seedlings, and it is defeated that seedling taking pawl 20 is arranged on pot seedling The rear portion of device 6 is sent, coverer 8 is arranged in the rear end of frame 1, and lower cultivation device 7 is located at the rear side of pot seedling conveying device 6, and plough 4 passes through U-bolt 13 is arranged in frame 1, and plough 4 is located at lower cultivation device 7 front side, gear-box 5 respectively through the first transmission component, Second transmission component and the 3rd transmission component are connected with gauge wheel 2, pot seedling conveying device 6 and lower cultivation device 7 and distinguish power Gauge wheel 2, pot seedling conveying device 6 and lower cultivation device 7 are passed to, seedling taking pawl 20 connects through the 4th transmission component with lower cultivation device 7 Connect.
First transmission component is including the chain wheel I 28 being arranged on gauge wheel 2, the chain wheel II 11 being arranged in frame 1 and connects Connect the chain I of chain wheel I and chain wheel II 11;Second transmission component includes sprocket wheel III 14, the setting being arranged in pot seedling conveying device 6 The chain II of chain wheel I V12 and connection sprocket wheel III 13 and chain wheel I V12 in frame 1;3rd transmission component include sprocket wheel V24 and Chain III, sprocket wheel V24 is connected with lower cultivation device 7, the connection chain wheel II 11 of chain III and sprocket wheel V24;Chain wheel II 11 and gear-box 5 Gear I 9 it is coaxially fixed, chain wheel I V12 and the gear-box 5 coaxial fixation of gear II 10;4th transmission component includes sprocket wheel VI 23rd, the chain V of sprocket wheel VII 27 and connection sprocket wheel VI 23 and sprocket wheel VII 27.
With reference to Fig. 3 and Fig. 4, pot seedling conveying device 6 includes interruption gear 15, internal gear 16, front axle 17, rear axle 18 and conveying Band 19, front axle 17 is connected with rear axle 18 by rolling bearing units with frame 1, and front axle 17 passes through the phase of conveyer belt 19 with rear axle 18 Even, interruption gear 15 is with respect to the eccentric setting of front axle 17, and is connected in frame 1, and interruption gear 15 connects through the second transmission component Gear-box 5 is connect, interruption gear 15 is engaged with internal gear 16, and internal gear 16 is arranged on the shaft end of front axle 17.
With reference to Fig. 4, sprocket wheel III 14 is coaxially disposed with interruption gear 15, and sprocket wheel III 14 is detachably connected in frame 1.
With reference to Fig. 5, lower cultivation device 7 includes duckbilled 21, base 22 and circular shell, and base 22 is connected with frame 1, duckbilled 21 It is uniform along circular shell periphery.
With reference to Fig. 6, coverer 8 includes the V framves 25 and two earthing wheels 26 on V framves 25 being connected with frame 1, two Angle at an acute angle between earthing wheel 26.
Above-mentioned embodiment is only the specific case of the present invention, is not the limitation for making other forms to the present invention, Any those skilled in the art are changed or are modified as equivalent variations possibly also with the technology contents of the disclosure above Equivalent implementations.But on the premise of every principle without departing from the technology of the present invention, the technical spirit according to the present invention is to the above Any simple modification, equivalent variations and remodeling that embodiment is made, should all fall into the scope of patent protection of the present invention.

Claims (8)

1. a kind of nonirrigated farmland rice bowl pot seedling transplanter, including frame (1), frame(1)Provided with power set, the platform that transplants seedlings (3), Plough (4), pot seedling conveying device (6), lower cultivation device(7)And coverer(8), power set include gauge wheel(2)And gear Case(5), it is characterised in that:Gauge wheel(2)Positioned at frame front end, the platform that transplants seedlings (3) is arranged on above frame (1), pot seedling conveying dress (6) are put to be arranged in the middle part of frame (1) and positioned at transplant seedlings platform (3) obliquely downward, seedling taking pawl(20)It is arranged on after pot seedling conveying device (6) Portion, coverer(8)It is arranged in frame (1) rear end, lower cultivation device(7)On rear side of pot seedling conveying device (6), plough (4) position In lower cultivation device(7)Front side, gear-box(5)Respectively through the first transmission component, the second transmission component and the 3rd transmission component and limit Deep wheel(2), pot seedling conveying device (6) and lower cultivation device(7)Connect and power is delivered separately to gauge wheel(2), pot seedling conveying Device (6) and lower cultivation device(7), seedling taking pawl(20)Through the 4th transmission component and lower cultivation device(7)Connection.
2. rice bowl pot seedling transplanter in nonirrigated farmland as claimed in claim 1, it is characterised in that:First transmission component includes being arranged on Chain wheel I on gauge wheel (2)(28), the chain wheel II that is arranged in frame (1)(11)With connection chain wheel I and chain wheel II(11)Chain Bar I;Second transmission component includes the sprocket wheel III being arranged in pot seedling conveying device (6)(14), the sprocket wheel that is arranged in frame (1) ⅠV(12)With connection sprocket wheel III(13)With chain wheel I V(12)Chain II;3rd transmission component includes sprocket wheel V(24)With chain III, Sprocket wheel V(24)With lower cultivation device(7)Connection, the connection chain wheel II of chain III(11)With sprocket wheel V(24);Chain wheel I V(12)And chain wheel II (11)Respectively with gear-box(5)Two output ends connection;4th transmission component includes sprocket wheel VI(23), sprocket wheel VII(27)And even Chain link wheel VI(23)With sprocket wheel VII(27)Chain V.
3. rice bowl pot seedling transplanter in nonirrigated farmland as claimed in claim 1, it is characterised in that:Between pot seedling conveying device (6) includes Broken teeth wheel(15), internal gear(16), front axle(17), rear axle(18)And conveyer belt(19), front axle(17)With rear axle(18)And machine Frame(1)Connection, and front axle(17)With rear axle(18)Pass through conveyer belt(19)It is connected, is interrupted gear(15)With respect to front axle(17)It is eccentric Set, and be connected to frame(1)On, and interruption gear(15)Gear-box is connected through the second transmission component(5), it is interrupted gear(15) With internal gear(16)Engagement, internal gear(16)It is arranged on front axle(17)Shaft end.
4. rice bowl pot seedling transplanter in nonirrigated farmland as claimed in claim 3, it is characterised in that:Sprocket wheel III(14)With interruption gear (15)It is coaxially disposed, and sprocket wheel III(14)It is detachably connected on frame(1)On.
5. rice bowl pot seedling transplanter in nonirrigated farmland as claimed in claim 1, it is characterised in that:Lower cultivation device(7)Including duckbilled (21), base(22)And circular shell, base(22)With frame(2)Connection, duckbilled duckbilled(21)It is uniform along circular shell periphery.
6. the nonirrigated farmland rice bowl pot seedling transplanter as described in any one of claim 1 to 5, it is characterised in that:Coverer(8)Including The V framves being connected with frame (1)(25)With positioned at V framves(25)On two earthing wheels(26), two earthing wheels(26)Between it is at an acute angle Angle.
7. the nonirrigated farmland rice bowl pot seedling transplanter as described in any one of claim 1 to 5, it is characterised in that:Plough (4) passes through U-bolt(13)It is arranged in frame (1).
8. the nonirrigated farmland rice bowl pot seedling transplanter as described in any one of claim 1 to 5, it is characterised in that:Transplant seedlings platform(3)It is divided into Multilayer up and down.
CN201710347816.5A 2017-05-17 2017-05-17 Nonirrigated farmland rice bowl pot seedling transplanter Pending CN107114039A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710347816.5A CN107114039A (en) 2017-05-17 2017-05-17 Nonirrigated farmland rice bowl pot seedling transplanter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710347816.5A CN107114039A (en) 2017-05-17 2017-05-17 Nonirrigated farmland rice bowl pot seedling transplanter

Publications (1)

Publication Number Publication Date
CN107114039A true CN107114039A (en) 2017-09-01

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108271485A (en) * 2018-03-19 2018-07-13 长江大学 A kind of crop field pot seedling transplanter
CN109168488A (en) * 2018-08-14 2019-01-11 长江师范学院 A kind of rice shoot method for planting
CN109168493A (en) * 2018-09-28 2019-01-11 湖南农业大学 A kind of rotary rape potted-seedling transplanting device
CN111264150A (en) * 2020-04-06 2020-06-12 蒋彩霞 Transplanting device for transplanting rice seedlings in agriculture

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2314564Y (en) * 1997-09-22 1999-04-21 山东工程学院 Belt type feeding semiautomatic pot seedling planting machine
CN2331152Y (en) * 1997-09-08 1999-08-04 山西省农业机械化科学研究所 Hanging-cup type bowl-seedling transplanter
CN103004345A (en) * 2012-12-19 2013-04-03 南京农业大学 Automatic transplanting machine for dryland straw seedling-pot seedlings
CN103355034A (en) * 2012-04-09 2013-10-23 现代农装科技股份有限公司 Pot seedling transplanter
CN103535142A (en) * 2013-10-14 2014-01-29 中国农业科学院农业环境与可持续发展研究所 Automatic seedling-guiding no-tillage seeding transplanting machine
CN103659429A (en) * 2013-12-15 2014-03-26 重庆智锐德科技有限公司 Intermittent feeding device for lathe
CN204069655U (en) * 2014-09-03 2015-01-07 何爱民 Pot seedling saturating pipe self-coming type transplanter
CN204317001U (en) * 2014-10-28 2015-05-13 林本山 Novel rice seedling transplanter
CN204392826U (en) * 2014-12-15 2015-06-17 湖北工业大学 A kind of multiplex plantation Young sprout transplanting machine
CN105265076A (en) * 2015-10-16 2016-01-27 农业部南京农业机械化研究所 Land leveling and seedling arranging machine for rice paddy
CN207854453U (en) * 2017-05-17 2018-09-14 山东省农业机械科学研究院 Nonirrigated farmland rice bowl pot seedling transplanter

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2331152Y (en) * 1997-09-08 1999-08-04 山西省农业机械化科学研究所 Hanging-cup type bowl-seedling transplanter
CN2314564Y (en) * 1997-09-22 1999-04-21 山东工程学院 Belt type feeding semiautomatic pot seedling planting machine
CN103355034A (en) * 2012-04-09 2013-10-23 现代农装科技股份有限公司 Pot seedling transplanter
CN103004345A (en) * 2012-12-19 2013-04-03 南京农业大学 Automatic transplanting machine for dryland straw seedling-pot seedlings
CN103535142A (en) * 2013-10-14 2014-01-29 中国农业科学院农业环境与可持续发展研究所 Automatic seedling-guiding no-tillage seeding transplanting machine
CN103659429A (en) * 2013-12-15 2014-03-26 重庆智锐德科技有限公司 Intermittent feeding device for lathe
CN204069655U (en) * 2014-09-03 2015-01-07 何爱民 Pot seedling saturating pipe self-coming type transplanter
CN204317001U (en) * 2014-10-28 2015-05-13 林本山 Novel rice seedling transplanter
CN204392826U (en) * 2014-12-15 2015-06-17 湖北工业大学 A kind of multiplex plantation Young sprout transplanting machine
CN105265076A (en) * 2015-10-16 2016-01-27 农业部南京农业机械化研究所 Land leveling and seedling arranging machine for rice paddy
CN207854453U (en) * 2017-05-17 2018-09-14 山东省农业机械科学研究院 Nonirrigated farmland rice bowl pot seedling transplanter

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108271485A (en) * 2018-03-19 2018-07-13 长江大学 A kind of crop field pot seedling transplanter
CN108271485B (en) * 2018-03-19 2023-03-28 长江大学 Field pot seedling transplanter
CN109168488A (en) * 2018-08-14 2019-01-11 长江师范学院 A kind of rice shoot method for planting
CN109168488B (en) * 2018-08-14 2020-08-07 长江师范学院 Seedling planting method
CN109168493A (en) * 2018-09-28 2019-01-11 湖南农业大学 A kind of rotary rape potted-seedling transplanting device
CN111264150A (en) * 2020-04-06 2020-06-12 蒋彩霞 Transplanting device for transplanting rice seedlings in agriculture

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Application publication date: 20170901

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