CN203860057U - Large-ground-clearance rice harvester - Google Patents

Large-ground-clearance rice harvester Download PDF

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Publication number
CN203860057U
CN203860057U CN201420142081.4U CN201420142081U CN203860057U CN 203860057 U CN203860057 U CN 203860057U CN 201420142081 U CN201420142081 U CN 201420142081U CN 203860057 U CN203860057 U CN 203860057U
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China
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flowline
branch road
chassis
wheel
oil
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CN201420142081.4U
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Inventor
张国忠
黄见良
彭少兵
周勇
樊啟洲
黄海东
张翼翔
李兆东
翟康毅
张强
张沙
李怡
卢康
雷志强
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Huazhong Agricultural University
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Huazhong Agricultural University
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Abstract

The utility model discloses a large-ground-clearance rice harvester. The large-ground-clearance rice harvester comprises a rice harvester body. The rice harvester body comprises a walking power system, a working power system, a chassis, a driving platform, a header, a separating device, a conveying device, a grain tank and a reel, wherein the walking power system is provided with an infinitely variable transmission and a walking power machine, the working power system is provided with a working power machine and a working operation platform, the chassis is provided with a walking device, the driving platform is arranged on the chassis, the header and the separating device are arranged at the two ends of the chassis respectively, the two ends of the conveying device are connected with the header and the separating device respectively, the grain tank is arranged on the separating device, and the reel is arranged on the header. A hydraulic lifting platform is arranged between the walking device and the chassis. The large-ground-clearance chassis is adopted in the large-ground-clearance rice harvester, and the ground clearance of the chassis can be adjusted according to harvesting requirements.

Description

High-clearance rice harvester
Technical field
The utility model relates to harvesting apparatus technical field, is specially a kind of high-clearance rice harvester.
Background technology
Ratoon rice is a veriety for paddy rice, mainly in this kinds of ground test spread such as China Sichuan, Fujian.Be characterized in after a season rice maturation, approximately only cut off upper 2/3 position of rice strain, collect spike of rice, leave 1/3 plant and root system and wait for secondary ripening, amounted in two seasons conventionally than one season rice output to increase by 50%; Within 1988, China starts to plant experimentally ratoon rice, but during adopt artificial results always, the large and work consuming consuming time of labour intensity, rural laborer is deficient in addition, adopting mechanical harvest ratoon rice is the inexorable trend of China's Grain Development and agricultural machinery development.Though current existing rice harvester kind is many and the scope of application is wide, all adopts the wide road wheel of 40-60cm or crawler wheel, that field walking rolls is large, cutting height is low, paddy field for dryland soil or after shining only, is unsuitable for the results of ratoon rice.
Utility model content
The purpose of this utility model is to provide a kind of simple in structure and high-clearance rice harvester that energy consumption is low in order to overcome above-mentioned deficiency.
The utility model comprises rice harvester body, described rice harvester body comprise be provided with buncher and walking engine walking dynamical system, be provided with operation engine and Job Operations platform operation dynamical system, be provided with running gear chassis, be located at bridge on chassis, lay respectively at the conveying plant that the ceding of Taiwan at two ends, chassis is connected with separator with the ceding of Taiwan respectively with separator, two ends and be located at the tanker on separator, and be located at the straw shift wheel in the ceding of Taiwan, between described running gear and chassis, be provided with hydraulic elevating platform.
Described operation dynamical system also comprises fluid power system, described fluid power system comprises banked direction control valves, the oil-in of described banked direction control valves is provided with oil supply branch road, the oil-out of described banked direction control valves is respectively equipped with the first control branch road, second and controls branch road, the 3rd control branch road and the 4th control branch road, described oil supply branch road comprises the oil inlet pipe that is located at banked direction control valves oil-in, on described oil inlet pipe, along fuel-displaced direction, be docile and obedient and time be provided with fuel tank, filter and hydraulic oil pump, the bypass of described hydraulic oil pump is provided with air-cooled diesel engine; Described first controls branch road comprises the first flowline, described the first flowline is provided with the first hydraulic motor of being used to the ceding of Taiwan that power is provided, is used to conveying plant that the second hydraulic motor and first flow speed control valve of power are provided, and the two ends of described the first flowline are communicated with banked direction control valves and fuel tank respectively; Described second controls branch road comprises the second flowline, and described the second flowline is provided with the 3rd hydraulic motor and the second flow speed control valve that is used to separator that power is provided, and the two ends of described the second flowline are communicated with banked direction control valves and fuel tank respectively; The described the 3rd controls branch road comprises the 3rd flowline, and described the 3rd flowline is provided with for controlling the first oil cylinder of taiwan cut off and landing and for controlling the electromagnetic speed-adjusting valve assembly of the first oil cylinder stretching speed; The described the 4th controls branch road comprises the 4th flowline, and described the 4th flowline is provided with for controlling the second oil cylinder of straw shift wheel height.
The paddy field wheel that described running gear comprises axle bracket, is located at the wheel shaft on axle bracket and is positioned at wheel shaft two ends, the top of described hydraulic elevating platform is fixed on the bottom on chassis, described axle bracket is arranged on the bottom of hydraulic elevating platform, the road clearance >=350mm on described chassis.
Described wheel shaft number is two, and the number of described paddy field wheel is four, and described every wheel shaft is provided with two paddy field wheels, and described each wheel shaft two ends are equipped with nearside divider, and described nearside divider is positioned at each paddy field wheel the place ahead.
The straw outlet of described separator has drag conveyor.
The beneficial effects of the utility model are:
1. adopt high-clearance chassis, can, according to harvesting requirement, regulate the road clearance on chassis.
2. can meet preferably the crop harvesting that has cutting height to require, and taiwan cut off and landing adjustable extent is large, adapts to different work and require lower requirements of one's work.
3. adopt the work of hydraulic control grain header, workpiece rotating speed and cutting speed regulate easily, can adapt to different stem stalks and split requirement, and are convenient to arrange, reduce complete machine weight, increase complete machine compact.For critical component, design and installation electromagnetic speed-adjusting valve is controlled simultaneously, and stability is high, slows down mechanical fatigue and damages.
4. this grain header is not only adapted to general harvester operation environment, adopts special-purpose paddy-field-working wheel simultaneously, and the while is provided with nearside divider on paddy field wheel, wheelspan is adjustable, rut is narrow and roll little, through test, on average the rate of rolling is 18% left and right, adapts to different harvesting environment, can working range wide.
5. after installing drag conveyor additional, can be laid on earth's surface by cutting rear stem stalk, can reduce rotting of stem stalk after rain, be beneficial to the secondary heading of ratoon rice harvesting.
Accompanying drawing explanation
Fig. 1 is the utility model overall structure schematic diagram.
Fig. 2 is the utility model fluid power system principle schematic.
Fig. 3 is the utility model end view.
Fig. 4 is the utility model vertical view.
Fig. 5 is hydraulic motor transmission schematic diagram.
Embodiment
Below in conjunction with drawings and Examples, further illustrate the utility model.
Embodiment: high-clearance rice harvester described in the utility model, comprise rice harvester body, described rice harvester body comprises the walking dynamical system that is provided with buncher 18 and walking engine 19, be provided with the operation dynamical system of operation engine 20 and Job Operations platform 21, be provided with the chassis 1 of running gear 8, be located at the One On The Chassis bridge 2, lay respectively at the ceding of Taiwan 3 and the separator 5 at 1 two ends, chassis, the conveying plant 4 that two ends are connected with separator 5 with the ceding of Taiwan 3 respectively and be located at the tanker 6 on separator 5, and be located at the straw shift wheel 3a in the ceding of Taiwan 3, road clearance >=the 350mm on described chassis 1.The utility model adopts two dynamical systems of overlapping operating platform independently and separating, and described operation dynamical system also comprises fluid power system, and walking engine 19 drives running gears 8 to drive grain headers to move by buncher 18; Operation engine 20 drives the ceding of Taiwan 3, conveying plant 4, separator 5 and grass arranging device 7 work of grain header by fluid power system 21.Described fluid power system comprises banked direction control valves 9, the oil-in of described banked direction control valves 9 is provided with oil supply branch road 10, the oil-out of described banked direction control valves 9 is respectively equipped with the first control branch road 11, second and controls branch road 12, the 3rd control branch road 13 and the 4th control branch road 14, described oil supply branch road 10 comprises the oil inlet pipe 10a that is located at banked direction control valves 9 oil-ins, described oil inlet pipe 10a is upper to be docile and obedient and time to be provided with fuel tank 10b, filter 10c and hydraulic oil pump 10d along fuel-displaced direction, and the bypass of described hydraulic oil pump 10d is provided with air-cooled diesel engine 10e; Described first controls branch road 11 comprises the first flowline 11a, described the first flowline 11a is provided with the first hydraulic motor 11b of being used to the ceding of Taiwan that power is provided, is used to conveying plant that the second hydraulic motor 11c and the first flow speed control valve 11d of power are provided, and the two ends of described the first flowline 11a are communicated with banked direction control valves 9 and fuel tank 10b respectively; Described second controls branch road 12 comprises the second flowline 12a, described the second flowline 12a is provided with the 3rd hydraulic motor 12b and the second flow speed control valve 12c that is used to separator 5 that power is provided, and the two ends of described the second flowline 12a are communicated with banked direction control valves 9 and fuel tank 10b respectively; The described the 3rd controls branch road 13 comprises the 3rd flowline 13a, and described the 3rd flowline 13a is provided with for controlling the first oil cylinder 13b of taiwan cut off and landing and for controlling the electromagnetic speed-adjusting valve assembly 13c of the first oil cylinder stretching speed; The described the 4th controls branch road 14 comprises the 4th flowline 14a, and described the 4th flowline 14a is provided with for controlling the second oil cylinder 14b of straw shift wheel height.
Between described running gear 8 and chassis 1, be provided with hydraulic elevating platform 15, described running gear 8 comprises wheel shaft 8a and is positioned at the paddy field wheel 8b at wheel shaft 8a two ends, the top of described hydraulic elevating platform 15 is fixed on the bottom on chassis 1, and described wheel shaft 8a is arranged on the bottom of hydraulic elevating platform 15.Described wheel shaft 8a is provided with nearside divider 16, and described nearside divider 16 is positioned at paddy field wheel 8b the place ahead, adopts four wheel drive, take special-purpose rice paddy traveling wheel as driving wheel, and paddy field wheel 8b has 4, is divided into two groups of front and back wheels, every group 2, the installation site of hub and spokes is adjustable, thereby can change wheel diameter.The straw outlet of separator 5 has drag conveyor 7, the support of drag conveyor 7 is fixed on chassis 1, and drag conveyor 7 can be selected miniature scraper plate conveying integrated machine, also can share the power of grain header, scraper conveyer and scraper plate, consist of, this conveyer belt angle is adjustable.
Power is comprised of active force and auxiliary power two parts: active force is gasoline engine, is positioned at the center of high-clearance chassis main frame, shake little, rotating speed is high, load variations characteristic is good, smooth operation, for complete machine walking provides power.Auxiliary power is air-cooled diesel engine 10e, and its volume is little, lightweight, startup is easy and moment of torsion is large, by V--belt Drive, drives hydraulic oil pump 10d to complete machine fluid power system pump oil, and air-cooled diesel engine 10e and hydraulic oil pump 10d can be arranged on 1 rear portion, chassis.Realize the impulse stroke of the first oil cylinder 13b and the second oil cylinder 14b, thereby by the first flow speed control valve 11d and the second flow speed control valve 12c, control to adjust the operating rate of the rotating speed control ceding of Taiwan 3, conveying plant 4, separator 5 and the drag conveyor 7 of the first hydraulic motor 11b, the second hydraulic motor 11c, the 3rd hydraulic motor 12b.When grain header is normally worked, after ratoon rice 2/3 position is cut off, by straw shift wheel 3a, dial and be poured in the ceding of Taiwan 3, by conveying plant 4, crop and stem stalk are sent into separator 5, after crop threshing, grain is separated with stem stalk, and stem stalk is dished out outside machine by drag conveyor 7, and grain falls into tanker 6.
The utility model harvesting partly adopts hydraulic drive system drives workpiece, compare with traditional grain header have be convenient to regulate job parameter, easily realize overload protection, stable drive, volume is little, quality is light and the advantages such as simple are controlled in operation.Air-cooled diesel engine 10e provides power by bead apex to hydraulic oil pump 10d, and in the first control branch road 11, the first hydraulic motor 11b provides power by bead apex for the ceding of Taiwan 3, and the second hydraulic motor 11c provides power by chain drive for conveying plant 4.In the second control branch road 12, the 3rd hydraulic motor 12b provides power by chain for separator 5.The 4th, control in branch road 14, the second oil cylinder 14b controls the height of straw shift wheel 3a, and Cylinder Plunger extends and relies on oil pump pump oil pressure, and backhaul relies on unloading, by straw shift wheel 3a self gravitation, is compressed.
Before and after running gear 8 adopts, paddy field wheel 8b is two groups, 2 every group and equal diameters, ground connection width 150mm-250mm, the installation site adjustable track of change hub and spokes.In each paddy field wheel 8b the place ahead, nearside divider 16 is housed, while walking in field for grain header, separates stem stalk, to reduce, roll, angle is adjustable as required for nearside divider 16 angles.The utility model can regulate according to job requirements the road clearance on chassis 1 by hydraulic elevating platform 15.
The first hydraulic motor 11b is positioned at conveying plant 4 belows, by V-belt, drives the first belt wheel 17a, and the first belt wheel 17a is coaxial with the 6th belt wheel 17f, and the 6th belt wheel 17f drives the 5th belt wheel 17e by V-belt, and the 5th belt wheel 17e drives four-tape wheel 17d.The 5th belt wheel 17e is coaxial with the second belt wheel 17b, and the second belt wheel 17b drives the 3rd belt wheel 17c by V-belt, and the 3rd belt wheel 17c and four-tape wheel 17d drive straw shift wheel 3a to rotate, and its advantage is transmission left and right balance and saves power consumption.Drag conveyor 7 can directly be delivered to earth's surface by weeds stem stalk.

Claims (4)

1. a high-clearance rice harvester, comprise rice harvester body, described rice harvester body comprises the walking dynamical system that is provided with buncher (18) and walking engine (19), be provided with the operation dynamical system of operation engine (20) and Job Operations platform (21), be provided with the chassis (1) of running gear (8), be located at the bridge (2) on chassis (1), lay respectively at the ceding of Taiwan (3) and the separator (5) at two ends, chassis (1), the conveying plant (4) that two ends are connected with separator (5) with the ceding of Taiwan (3) respectively and be located at the tanker (6) on separator (5), and be located at the straw shift wheel (3a) in the ceding of Taiwan (3), it is characterized in that being provided with hydraulic elevating platform (15) between described running gear (8) and chassis (1), described running gear (8) comprises axle bracket (8c), the paddy field wheel (8b) that is located at the wheel shaft (8a) on axle bracket (8c) and is positioned at wheel shaft (8a) two ends, the top of described hydraulic elevating platform (15) is fixed on the bottom of chassis (1), described axle bracket (8c) is arranged on the bottom of hydraulic elevating platform (15), road clearance >=the 350mm on described chassis (1).
2. high-clearance rice harvester according to claim 1, it is characterized in that described operation dynamical system also comprises fluid power system, described fluid power system comprises banked direction control valves (9), the oil-in of described banked direction control valves (9) is provided with oil supply branch road (10), the oil-out of described banked direction control valves (9) is respectively equipped with the first control branch road (11), second controls branch road (12), the 3rd controls branch road (13) and the 4th controls branch road (14), described oil supply branch road (10) comprises the oil inlet pipe (10a) that is located at banked direction control valves (9) oil-in, described oil inlet pipe (10a) is upper is docile and obedient the inferior fuel tank (10b) that is provided with along fuel-displaced direction, filter (10c) and hydraulic oil pump (10d), the bypass of described hydraulic oil pump (10d) is provided with air-cooled diesel engine (10e), described first controls branch road (11) comprises the first flowline (11a), described the first flowline (11a) is provided with the first hydraulic motor (11b) of being used to the ceding of Taiwan that power is provided, is used to conveying plant that the second hydraulic motor (11c) and first flow speed control valve (11d) of power are provided, and the two ends of described the first flowline (11a) are communicated with banked direction control valves (9) and fuel tank (10b) respectively, described second controls branch road (12) comprises the second flowline (12a), described the second flowline (12a) is provided with the 3rd hydraulic motor (12b) and the second flow speed control valve (12c) that is used to separator that power is provided, and the two ends of described the second flowline (12a) are communicated with banked direction control valves (9) and fuel tank (10b) respectively, the described the 3rd controls branch road (13) comprises the 3rd flowline (13a), and described the 3rd flowline (13a) is provided with for controlling first oil cylinder (13b) of taiwan cut off and landing and for controlling the electromagnetic speed-adjusting valve assembly (13c) of the first oil cylinder stretching speed, the described the 4th controls branch road (14) comprises the 4th flowline (14a), and described the 4th flowline (14a) is provided with for controlling second oil cylinder (14b) of straw shift wheel height.
3. high-clearance rice harvester according to claim 1 and 2, described wheel shaft (8a) number is two, the number of described paddy field wheel (8b) is four, described every wheel shaft (8a) is provided with two paddy field wheels (8b), described each wheel shaft (8a) two ends are equipped with nearside divider (16), and described nearside divider (16) is positioned at each paddy field wheel (8b) the place ahead.
4. high-clearance rice harvester according to claim 1 and 2, is characterized in that the straw outlet of described separator (5) has drag conveyor (7).
CN201420142081.4U 2014-03-27 2014-03-27 Large-ground-clearance rice harvester Active CN203860057U (en)

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CN201420142081.4U CN203860057U (en) 2014-03-27 2014-03-27 Large-ground-clearance rice harvester

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103875360A (en) * 2014-03-27 2014-06-25 华中农业大学 High-ground clearance rice harvester

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103875360A (en) * 2014-03-27 2014-06-25 华中农业大学 High-ground clearance rice harvester

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