CN203327559U - Straw chopping and scattering device - Google Patents

Straw chopping and scattering device Download PDF

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Publication number
CN203327559U
CN203327559U CN2013204003033U CN201320400303U CN203327559U CN 203327559 U CN203327559 U CN 203327559U CN 2013204003033 U CN2013204003033 U CN 2013204003033U CN 201320400303 U CN201320400303 U CN 201320400303U CN 203327559 U CN203327559 U CN 203327559U
Authority
CN
China
Prior art keywords
chopping
conveying mechanism
level
scattering
cover plate
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
Application number
CN2013204003033U
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Chinese (zh)
Inventor
吴明亮
邱进
官春云
罗海峰
李小聪
沈宇峰
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.)
Hunan Agricultural University
Original Assignee
Hunan Agricultural University
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 Hunan Agricultural University filed Critical Hunan Agricultural University
Priority to CN2013204003033U priority Critical patent/CN203327559U/en
Application granted granted Critical
Publication of CN203327559U publication Critical patent/CN203327559U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a straw chopping and scattering device which comprises a fixed support, a first-level cover plate, a second-level cover plate, a first-level chopping conveying mechanism, a second-level chopping conveying mechanism and a scattering mechanism. The first-level cover plate and the second-level cover plate are connected to the fixed support through a hinge, the first-level chopping conveying mechanism and the second-level chopping conveying mechanism are installed in a closed cylindrical box body on the fixed support through a transmission shaft, and the scattering mechanism is connected to an outlet in the second-level chopping conveying mechanism in an assembly mode, and is designed to be in a horn shape to conduct directional scattering. The straw chopping and scattering device is simple in structure, easy to machine, high in working efficiency, good in quality and capable of chopping straws in a segmentation mode, meanwhile, under the air flow effect, the chopped straws are scattered to fertile land through the scattering device, soil moisture conservation and heat preservation of the chopped straws on crops are effectively achieved, and the yield of the crops is improved.

Description

A kind of straw chopping and throwing device
Technical field
The utility model belongs to the annex of sower, is specifically related to a kind of straw chopping and throwing device.
Background technology
Existing sower mainly uses rotary cultivator attachment to be turned over buried by the field toothing, one reaches crop preserves soil moisture, is incubated, is beneficial to the effect of emerging, two come it to go back the rotten fertilizer that also can be used as the later stage crop behind field, improve the soil soil property, but because toothing after the paddy fields in south china rice harves is high, soil is glutinous to be weighed, hardens, easily be wound around the work tools such as rotary ploughing cutter shaft, plough during the front plowed soils of sowing, before sowing, plowed soils twines grass, stops up mud and will greatly affect the sower normal operation cultivating member, and field effect is not good; And the rotten process of complete stalk is longer, can not effectively act on the growth cycle of rape.The preferred plan of straw-returning is by high rice stubble chopping before ploughing whole ground, avoid ploughing the tillage operation parts and throwing returning simultaneously, reach second stubble crop is preserved soil moisture, is incubated, is beneficial to the effect of emerging, but do not have at present special equipment automatically to realize aforesaid way, normally directly turn over buried, power consumption is high, and the amount of labour is large, poor effect.
The utility model content
Technical purpose of the present utility model is to provide the defect of utilizing of the existing rice field of a kind of straw chopping and throwing device solves toothing stalk, can directly stalk be carried out to chopping and throwing returning, can also be assembled to disposable realization shallow plowing on sower, sowing, shred also field of straw scattering draught.
The utility model adopts following technical scheme: a kind of straw chopping and throwing device, comprise frame, chopping conveying mechanism and scattering mechanism 4, described chopping conveying mechanism comprises rotatable power transmission shaft and is helical trajectory and is arranged on the chopping blade on power transmission shaft, the chopping conveying mechanism is arranged on the closed cavity on frame, the one end is provided with stalk feeding mouth 7, and the other end connects scattering mechanism 4.
Described chopping conveying mechanism is two that be arranged in parallel, described stalk feeding mouth 7 is arranged on one-level chopping conveying mechanism 2 one sides, scattering mechanism 4 is arranged on secondary chopping conveying mechanism 3 one sides, and the closed cavity between two-stage chopping conveying mechanism is communicated with by connector 6.
The chopping blade 22 of described one-level chopping conveying mechanism 2 vertically is installed on one-level power transmission shaft 21 and, along the one-way spiral shape trajectory alignment setting of its axial surface, described stalk feeding mouth 7 and connector 6 are separately positioned on the closed cavity at one-level power transmission shaft 21 two ends.
The twice that the length of the secondary drive shaft 31 of described secondary chopping conveying mechanism 3 is one-level power transmission shaft 21, described connector 6 is positioned at the point midway of secondary drive shaft 31, the chopping blade vertically is installed on secondary drive shaft 31 and two reverse acting spiral trajectory alignment setting from the middle to both ends along its axial surface, transfer passage 5 is set respectively on secondary drive shaft 31 closed at both ends cavitys and is communicated with scattering mechanisms 4.
Described scattering mechanism 4 is horn-like outlet.
Described frame comprises the cover plate of bottom for fixing fixed support 1 and top, forms the closed cavity that the chopping conveying mechanism is set between described cover plate and fixed support 1.
Described cover plate is arranged on fixed support 1 by loose-leaf.
The utlity model has following beneficial effect.
1, can be by stalks cutting before rice stubble field non-ploughing shallow plowing, while effectively solving plowed soils before sowing, rice stubble twines grass, heap soil or fertilizer over and around the roots mud to cultivating member and affects the problem of sower normal operation.
2, by connecing after the stalks cutting of preceding crop between throwing returning lay and sowing every trade, improved the growth result of seedling.
3, the utility model simple in structure, be easy to processing, operating efficiency is high, quality good, according to the management expectancy of crop, soil moisture conservation, the insulation of crop effectively can be realized in the field also of the broken cane directional scattering after stubble-cleaning, improves crop yield.
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
The accompanying drawing explanation
Fig. 1 is the straw chopping and throwing apparatus structure schematic diagram that the utility model relates to.
Fig. 2 is support bracket fastened structural representation.
The structural representation that Fig. 3 is fixed support and cover plate.
The structural representation that Fig. 4 is one-level chopping conveying mechanism.
The layout schematic diagram that Fig. 5 is one-level power transmission shaft upper cutter head.
The layout schematic diagram that Fig. 6 is the secondary drive shaft upper cutter head.
Number in the figure: 1-fixed support, 2-one-level chopping conveying mechanism, 3-secondary chopping conveying mechanism, the 4-scattering mechanism, 5-transfer passage, 6-connector, 7-stalk feeding mouth, 8-one-level cover plate, 9-secondary cover plate, 21-one-level power transmission shaft, 22-shreds blade, 23-one-level tool rest, 24-fixed screw, the 31-secondary drive shaft, 33-secondary tool rest.
Embodiment
Embodiment
Referring to Fig. 1 to Fig. 3, straw chopping and throwing device in diagram comprises by fixed support 1 and two frames that cover plate forms, the two-stage chopping conveying mechanism and the scattering mechanism 4 that be arranged in parallel, two-stage chopping conveying mechanism is separately positioned in two parallel seal cavitys of fixed support 1 and one-level cover plate 8 and secondary cover plate 9 compositions, one-level cover plate 8 is connected with fixed support 1 by loose-leaf with secondary cover plate 9, be easy to open maintenance chopping conveying mechanism, stalk feeding mouth 7 is arranged on one-level chopping conveying mechanism 2 one sides, scattering mechanism 4 is arranged on secondary chopping conveying mechanism 3 one sides, closed cavity between two-stage chopping conveying mechanism is communicated with by connector 6.The chopping conveying mechanism comprises the power transmission shaft of High Rotation Speed in the cylindricality closed cavity that is arranged on frame and, perpendicular to the chopping blade of power transmission shaft, the chopping blade is helical trajectory and is arranged on power transmission shaft.
Further combination is referring to Fig. 1, Fig. 4 to Fig. 6, the chopping blade 22 of one-level chopping conveying mechanism 2 is connected with the vertical one-level tool rest 23 be installed on one-level power transmission shaft 21 by fixed screw 24, one-level tool rest 23 is the setting of one-way spiral shape trajectory alignment along the axial surface of one-level power transmission shaft 21, and stalk feeding mouth 7 and connector 6 are separately positioned on the closed cavity at one-level power transmission shaft 21 two ends.The twice that the length of the secondary drive shaft 31 of secondary chopping conveying mechanism 3 is one-level power transmission shaft 21, connector 6 is positioned at the point midway of secondary drive shaft 31, the chopping blade is connected with the vertical secondary tool rest 33 be installed on secondary drive shaft 31, secondary tool rest 33 arranges along axial surface two reverse acting spiral trajectory alignment from the middle to both ends of secondary drive shaft 31, transfer passage 5 is set respectively on secondary drive shaft 31 closed at both ends cavitys and is communicated with scattering mechanism 4.Scattering mechanism 4 is horn-like outlet.
The present embodiment of take is applied in sower as example, one-level chopping conveying mechanism 2 connects the horizontal ceding of Taiwan of sower the stalk cut is tentatively shredded and be delivered to secondary chopping conveying mechanism 3, secondary chopping conveying mechanism 3 connects scattering mechanism 4 to carry out stalk to be shed Manure Mulching after the secondary chopping, one, in the closed cavity of secondary chopping conveying mechanism, the wind-force induction system can be set, the power transmission shaft that chopping conveying mechanism high speed is rotated drives the chopping blade and will enter the preliminary chopping of stalk of one-level chopping conveying mechanism 2 and be delivered to by connector 6 in the closed cavity of secondary chopping conveying mechanism 3, secondary chopping conveying mechanism 3 is similar to one-level chopping conveying mechanism 2, scattering mechanism 4 is connected with the two ends of secondary chopping conveying mechanism 3, secondary chopping conveying mechanism 3 further passes through scattering mechanism 4 outputs after chopping by stalk.The discharge scope covering that the horn-like outlet of scattering mechanism 4 enlarges the chopping stalk is fan-shaped layout towards both sides.

Claims (7)

1. a straw chopping and throwing device, it is characterized in that: comprise frame, chopping conveying mechanism and scattering mechanism (4), described chopping conveying mechanism comprises rotatable power transmission shaft and is helical trajectory and is arranged on the chopping blade on power transmission shaft, the chopping conveying mechanism is arranged on the closed cavity on frame, the one end is provided with stalk feeding mouth (7), and the other end connects scattering mechanism (4).
2. a kind of straw chopping and throwing device according to claim 1, it is characterized in that: described chopping conveying mechanism is two that be arranged in parallel, described stalk feeding mouth (7) is arranged on one-level chopping conveying mechanism (2) one sides, scattering mechanism (4) is arranged on secondary chopping conveying mechanism (3) one sides, and the closed cavity between two-stage chopping conveying mechanism is communicated with by connector (6).
3. a kind of straw chopping and throwing device according to claim 2, it is characterized in that: it is upper and arrange along the one-way spiral shape trajectory alignment of its axial surface that the chopping blade (22) of described one-level chopping conveying mechanism (2) vertically is installed in one-level power transmission shaft (21), and described stalk feeding mouth (7) and connector (6) are separately positioned on the closed cavity at one-level power transmission shaft (21) two ends.
4. a kind of straw chopping and throwing device according to claim 3, it is characterized in that: the twice that the length of the secondary drive shaft (31) of described secondary chopping conveying mechanism (3) is one-level power transmission shaft (21), described connector (6) is positioned at the point midway of secondary drive shaft (31), the chopping blade vertically is installed in that secondary drive shaft (31) is upper and two reverse acting spiral trajectory alignment from the middle to both ends arrange along its axial surface, transfer passage (5) is set respectively on secondary drive shaft (31) closed at both ends cavity and is communicated with scattering mechanism (4).
5. a kind of straw chopping and throwing device according to claim 4, it is characterized in that: described scattering mechanism (4) is horn-like outlet.
6. according to the described a kind of straw chopping and throwing device of any one in claim 1-5, it is characterized in that: described frame comprises the cover plate of bottom for fixing fixed support (1) and top, forms the closed cavity that the chopping conveying mechanism is set between described cover plate and fixed support (1).
7. a kind of straw chopping and throwing device according to claim 6, it is characterized in that: described cover plate is arranged on fixed support (1) by loose-leaf.
CN2013204003033U 2013-07-05 2013-07-05 Straw chopping and scattering device Expired - Fee Related CN203327559U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013204003033U CN203327559U (en) 2013-07-05 2013-07-05 Straw chopping and scattering device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013204003033U CN203327559U (en) 2013-07-05 2013-07-05 Straw chopping and scattering device

Publications (1)

Publication Number Publication Date
CN203327559U true CN203327559U (en) 2013-12-11

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ID=49696280

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2013204003033U Expired - Fee Related CN203327559U (en) 2013-07-05 2013-07-05 Straw chopping and scattering device

Country Status (1)

Country Link
CN (1) CN203327559U (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103609262A (en) * 2013-12-13 2014-03-05 湖南农业大学 Straw cutting and pneumatic-conveying oriented throwing device
CN105557183A (en) * 2016-03-03 2016-05-11 正阳县程功机械有限公司 Wheat straw scattering machine
CN105746095A (en) * 2014-12-18 2016-07-13 黑龙江省聚拢乾坤农业技术开发有限公司 Multifunctional high-power straw pulverizer
CN105075533B (en) * 2014-05-05 2017-04-12 湖南农业大学 Straw feeding, chopping and scattering apparatus
CN107409640A (en) * 2017-05-18 2017-12-01 何振贤 A kind of giving back field machine for corn stalks

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103609262A (en) * 2013-12-13 2014-03-05 湖南农业大学 Straw cutting and pneumatic-conveying oriented throwing device
CN105075533B (en) * 2014-05-05 2017-04-12 湖南农业大学 Straw feeding, chopping and scattering apparatus
CN105746095A (en) * 2014-12-18 2016-07-13 黑龙江省聚拢乾坤农业技术开发有限公司 Multifunctional high-power straw pulverizer
CN105746095B (en) * 2014-12-18 2017-12-08 万华生态板业(信阳)有限公司 A kind of multifunctional high-power stalk crasher
CN105557183A (en) * 2016-03-03 2016-05-11 正阳县程功机械有限公司 Wheat straw scattering machine
CN107409640A (en) * 2017-05-18 2017-12-01 何振贤 A kind of giving back field machine for corn stalks

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131211

Termination date: 20140705

EXPY Termination of patent right or utility model