WO2021210424A1 - Moissonneuse-batteuse - Google Patents

Moissonneuse-batteuse Download PDF

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Publication number
WO2021210424A1
WO2021210424A1 PCT/JP2021/014300 JP2021014300W WO2021210424A1 WO 2021210424 A1 WO2021210424 A1 WO 2021210424A1 JP 2021014300 W JP2021014300 W JP 2021014300W WO 2021210424 A1 WO2021210424 A1 WO 2021210424A1
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WO
WIPO (PCT)
Prior art keywords
opening
space
panel
purification device
transport
Prior art date
Application number
PCT/JP2021/014300
Other languages
English (en)
Japanese (ja)
Inventor
相田宙
藤田敏章
Original Assignee
株式会社クボタ
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
Priority claimed from JP2020073057A external-priority patent/JP2021168613A/ja
Priority claimed from JP2020073542A external-priority patent/JP7423397B2/ja
Application filed by 株式会社クボタ filed Critical 株式会社クボタ
Priority to CN202180024300.1A priority Critical patent/CN115279171B/zh
Publication of WO2021210424A1 publication Critical patent/WO2021210424A1/fr

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Classifications

    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D41/00Combines, i.e. harvesters or mowers combined with threshing devices
    • A01D41/12Details of combines
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D61/00Elevators or conveyors for binders or combines
    • AHUMAN NECESSITIES
    • A01AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01DHARVESTING; MOWING
    • A01D67/00Undercarriages or frames specially adapted for harvesters or mowers; Mechanisms for adjusting the frame; Platforms

Definitions

  • the present invention relates to a combine harvester and a harvester.
  • the driving unit is provided on the right side of the front part of the airframe, the boarding / alighting part is provided on the right part of the driving part, and the left part of the driving part.
  • a side panel is provided on the vehicle, and an engine is provided below the driving unit.
  • an exhaust purification device is provided below the side panel, and an exhaust pipe is connected to the lateral portion at the rear of the exhaust purification device and extends downward from the exhaust purification device. It is extended backward along the fuselage frame.
  • the harvester disclosed in US Patent Application Publication No. 2017/0311548 is provided with a box-shaped case (“stone trap” in the literature) behind the transport device. Even when a foreign substance such as a stone block is transported together with the harvested product when the harvested product is transported by the transport device, the foreign substance such as the stone block falls into the box-shaped case portion. As a result, foreign matter is removed from the harvested material transported by the transport device.
  • An object of the present invention is to reduce a state in which waste gas adheres to an exhaust pipe extending from an exhaust purification device in a combine provided with an exhaust purification device.
  • the box-shaped case portion is arranged behind the transport device.
  • the box shape disclosed in US Patent Application Publication No. 2017/0311548 since the rear part of the harvester generally tends to be crowded with various devices, the box shape disclosed in US Patent Application Publication No. 2017/0311548. Maintenance work is complicated in the configuration of the case part. Further, from the viewpoint of reducing the transport load of the transport device, it is desirable that foreign substances such as stone blocks are removed on the upper side in the transport direction as much as possible.
  • An object of the present invention is to provide a harvester capable of efficiently removing foreign substances contained in a harvested product on the upper side in the transport direction.
  • the combine of the present invention is attached to the driving part and the part of the driving part opposite to the boarding / alighting part provided on the right or left part of the driving part.
  • a side panel having an operating tool arrangement surface provided and provided with an operating tool, an engine provided below the driving unit, and an engine provided below the side panel are provided to purify the exhaust gas of the engine.
  • An exhaust purification device is provided, and a threshing device for threshing the harvested crop and a grain storage unit for storing the threshed grains by the threshing device are located on the rear side with respect to the operating unit.
  • the rear part of the panel on the rear side with respect to the operation tool arrangement surface in the side panel is bulged upward from the operation tool arrangement surface, so that the arrangement is performed.
  • a bulging space that bulges above the space is formed below the rear part of the panel, and the exhaust pipe extends upward from the upper part of the exhaust purification device and extends rearward and upward through the bulging space. It is taken out and is provided between the threshing device and the grain storage portion in a plan view.
  • the exhaust purification device when the exhaust purification device is provided in the arrangement space below the side panel of the operation unit, the rear part of the panel on the rear side with respect to the operation tool arrangement surface on the side panel is above the operation tool arrangement surface.
  • a bulging space that bulges above the arrangement space by bulging is formed below the rear portion of the side panel.
  • the exhaust pipe extends upward from the upper part of the exhaust purification device, extends rearward and upward through the bulging space, and is provided between the threshing device and the grain storage portion in a plan view.
  • the exhaust pipe is arranged relatively linearly with little bending in a plan view, and is arranged at a relatively high position from the start end to the end of the exhaust pipe, so that the waste is scattered during the cutting work. Even so, it becomes difficult for the waste to adhere to the exhaust pipe.
  • the rear part of the panel of the side panel is bulged upward to provide a bulging space for arranging the exhaust pipe, and the exhaust pipe extending upward from the upper part of the exhaust purification device is provided. It extends backward and upward through the bulging space. As a result, it can be reasonably arranged at a relatively high position from the start end of the exhaust pipe.
  • the heat of the exhaust pipe is difficult to be transferred to the rear part of the panel of the side panel due to the heat insulating action of the air in the bulging space. It will be preferable in terms of.
  • a bulge space cover provided on the upper side with respect to the rear part of the panel is provided, and an upper bulge different from the bulge space is provided between the bulge space cover and the rear part of the panel. It is preferable that a space is formed.
  • the bulging space cover is provided on the upper side with respect to the rear part of the panel of the side panel, and an upper bulging space is formed between the bulging space cover and the rear part of the panel of the side panel. ..
  • an upper bulging space is formed between the bulging space cover and the rear part of the panel of the side panel.
  • the exhaust pipe cover covering the upper part of the exhaust pipe between the threshing device and the grain storage portion is provided in a state of being continuous from the rear portion of the panel in a plan view. ..
  • the exhaust pipe cover covering the upper part of the exhaust pipe is provided continuously from the rear part of the panel of the side panel to the portion of the exhaust pipe arranged between the threshing device and the grain storage part in a plan view. Therefore, even if the scraps are scattered during the cutting work, the scraps are less likely to adhere to the exhaust pipe.
  • a support portion for supporting the base portion of the operation tool is provided between the operation tool arrangement surface and the exhaust purification device and in front of the connection portion of the exhaust pipe in the exhaust purification device. It is preferable that it is used.
  • the space between the arrangement space below the side panel (exhaust gas purification device) and the operation tool arrangement surface of the side panel is provided.
  • a first partition member for partitioning the support space around the support and the arrangement space, and a second partition member for partitioning the support space and the bulge space are provided. Is suitable.
  • the support portion space provided with the support portion that supports the base of the operating tool is the first compartment member and the second compartment with respect to the arrangement space (exhaust purification device) and the bulging space (exhaust pipe). Since it is partitioned by the members and the heat of the exhaust purification device and the exhaust pipe is less likely to be transmitted to the support portion space, it is preferable in terms of the living environment of the operating portion.
  • the operating shaft connected to the base of the operating tool extends from the base of the operating tool to the opposite side of the boarding / alighting portion beyond the exhaust gas purification device in a plan view, and the operating shaft of the operating shaft.
  • a linking mechanism connected to the extension portion and the operation target device is provided along the vertical direction on the opposite side of the boarding / alighting portion with respect to the exhaust gas purification device, and is provided with the arrangement space and the exhaust gas purification device. It is preferable that a partition member is provided between the linking mechanism and the linking mechanism.
  • the support portion that supports the base of the operating tool is operated by the operating tool in a state where the support portion is provided in the supporting portion space between the arrangement space (exhaust gas purification device) and the operation tool arrangement surface of the side panel.
  • the linkage mechanism is connected between the operation target device and the operation tool, the operation shaft and the linkage mechanism are arranged reasonably while avoiding the exhaust gas purification device.
  • the partition member is provided between the arrangement space and the exhaust gas purification device and the linkage mechanism, the maintenance work of the linkage mechanism can be performed without any trouble, and the waste gas in the vicinity of the linkage mechanism is exhaust purification. It becomes difficult to adhere to the device.
  • the engine is provided along the left-right direction, and the fly wheel of the engine provided on the opposite side of the boarding / alighting section with respect to the engine and the side of the boarding / alighting section with respect to the engine.
  • the exhaust purifier is provided with a radiator and a radiator fan, and a side cover that covers the opposite side of the boarding / alighting portion of the exhaust purification device from the side. It is preferable that the side cover is arranged above the portion and covers the exhaust purification device from the side with the side of the fly wheel on the opposite side of the engine open.
  • the portion of the exhaust gas purification device on the opposite side of the boarding / alighting portion is covered from the side by the side cover, so that straw waste from the side is less likely to adhere to the exhaust purification device.
  • the radiator fan causes cooling air to flow in the vicinity of the fly foil in the left-right direction.
  • the side cover located near the flyfoil the lower end of the side cover is above the upper end of the flyfoil so that the opposite side of the engine in the flyfoil is open. Have been placed.
  • the side cover does not obstruct the flow of the cooling air, which is preferable in terms of maintaining the efficiency of the radiator.
  • the harvester according to the present invention includes a harvesting section for harvesting crops in the field, a transport mechanism for transporting the harvested product harvested by the harvesting section to the rear, and the above-mentioned
  • a transport device having a transport case for accommodating the transport mechanism is provided, and a first opening over the transport width of the transport mechanism is formed on the bottom surface of the transport case, and the bottom surface is swingably supported.
  • a storable state in which an object falling from the first opening can be stored in the lower region of the first opening, and an open state in which the lower region is opened by swinging downward from the storable state. It is characterized by being provided with a box-shaped case portion whose state can be changed.
  • the box-shaped case portion is provided on the bottom surface portion of the transport case, the foreign matter contained in the harvested product is transported as compared with the configuration in which the box-shaped case portion is provided behind the box-shaped case portion. It is removed on the upper side of the direction.
  • the shape and layout of the box-shaped case portion are different from those in which the box-shaped case portion is provided on the rear side of the transport case. The degree of freedom is high.
  • the rear of the transport case tends to be crowded with various devices, but since the box-shaped case portion is arranged so as to avoid the rear of the transport case, the box-shaped case portion is provided behind the transport case. Maintenance work becomes easier in comparison. Further, since the box-shaped case portion is swingably supported by the bottom surface portion, even if the inside of the box-shaped case portion is filled with objects, the box-shaped case portion can be swung by swinging the box-shaped case portion. Since the things inside the box are discharged, the maintenance work of the box-shaped case is easy. As a result, a harvester capable of efficiently removing foreign substances contained in the harvested material on the good side in the transport direction is realized.
  • the box-shaped case portion has a second opening that overlaps with the first opening in the storable state or a closing portion that closes the first opening in the storable state. It is preferable that the member, a box main body portion capable of storing an object falling from the first opening below the plate member, and a mounting portion for attaching the plate member to the box main body portion are provided. ..
  • the box-shaped case is provided with a box body, and foreign matter dropped from the first opening is received by the box body below.
  • the box-shaped case portion is not used because there is almost no possibility that the harvested product contains foreign matter.
  • any of a plate member that closes the first opening and a plate member that has a second opening that overlaps the first opening can be attached to the box body. Therefore, when the box-shaped case portion is unnecessary, by attaching a plate member that closes the first opening to the box-shaped case portion, the harvested product does not fall to the box-shaped case portion, and the harvest loss in the box-shaped case portion is reduced. Be prevented.
  • the mounting portion is provided with a flange portion facing the bottom surface portion, and the mounting portion sandwiches the plate member between the bottom surface portion and the flange portion in the storable state. Suitable.
  • the swinging shaft core portion of the box-shaped case portion is provided with a hinge oscillatingly connected to the bottom surface portion, and the hinge is included in the mounting portion and the swinging shaft. It is preferable that an exposed shaft portion exposed along the core direction is provided, and the end portion of the plate member is configured to be lockable to the exposed shaft portion.
  • the mounting portion is an opening portion formed in the upper edge portion of the box body portion
  • the plate member has a flat flat surface portion and the flat surface portion on the outer peripheral portion of the flat surface portion.
  • a plurality of folded portions that can be bent with respect to the face portion and can be locked to the opening portion are formed, and the opening portion is formed in the plate member when the plurality of folded portions are locked to the opening portion. It is preferable that the flat surface portion is fitted into the region on the side of the folded portion.
  • the plate member attached to the box body is locked to the opening of the upper edge of the box body by a plurality of folded portions, so that the plate member may be unexpectedly detached from the box body. Be prevented.
  • FIG. 1 It is a cross-sectional plan view near the side panel. It is a perspective view of the side panel, the 1st section member, the 2nd section member and the like. It is a perspective view of the bulging space cover. It is a perspective view of the exhaust pipe cover. It is a perspective view of the exhaust pipe cover. It is a perspective view of a support member. It is a perspective view of the exhaust pipe cover. It is a vertical front view near the supply port of the radiator. It is a perspective view of a lid member. It is an overall side view of a harvester. It is the whole plan view of the harvester. It is a side view of the main part which shows the transport device and a box-shaped case. FIG.
  • FIG. 3 is a cross-sectional view taken along the line XXI-XXI of FIG. 3 showing a bottom surface portion and a first opening portion of a transport case. It is a bottom view which shows the bottom surface part of a transport case and a box-shaped case.
  • FIG. 5 is a vertical cross-sectional view showing the box-shaped case in the VI-VI line of view of FIG. It is an exploded perspective view which shows the box-shaped case. It is a vertical cross-sectional view which shows the box-shaped case of another embodiment in the line view of XXIII-XXIII of FIG. It is an exploded perspective view which shows the box-shaped case of another embodiment. It is an enlarged view which shows another embodiment of the swing base end part in a box-shaped case. It is a vertical cross-sectional view which shows the box-shaped case of another embodiment.
  • the front-rear direction of the aircraft when defining the front-rear direction of the aircraft, it is defined along the traveling direction of the aircraft in the working state, and when defining the left-right direction of the aircraft, the left and right are defined as viewed in the traveling direction of the aircraft. .. That is, in each figure, the direction indicated by the arrow and the reference numeral (F) is the front side of the machine body, and the direction indicated by the arrow and the reference numeral (B) in each figure is the rear side of the machine body.
  • the direction indicated by the arrow (L) together with the arrow is the left side of the aircraft
  • the direction indicated by the arrow (R) together with the arrow in each figure is the right side of the aircraft
  • the direction indicated by the arrow (U) is the upper side of the machine
  • the direction indicated by the arrow (D) is the lower side of the machine.
  • the airframe 1 is supported by the right and left crawler type traveling devices 2.
  • the driving unit 3 is provided on the right side of the front portion of the machine body 1, and an operator gets on the driving unit 3.
  • the threshing device 4 is provided on the left side of the rear part of the machine body 1, and the grain tank 5 is provided on the right side of the rear part of the machine body 1.
  • the grain tank 5 corresponds to the "grain storage portion" of the present invention relating to the combine.
  • the rear part of the transport device 6 is supported by the front part of the threshing device 4 so as to swing up and down around the axis P1 along the left-right direction, and the transport device 6 extends to the front side.
  • the cutting section 7 is connected to the front portion of the transport device 6.
  • a cutting section 7 is provided at the front portion of the machine body 1, and the cutting section 7 harvests crops in the field.
  • the elevating cylinder 8 is connected to the machine body 1 and the conveying device 6, and the elevating cylinder 8 raises and lowers the cutting unit 7 and the conveying device 6.
  • the crops in the field are introduced into the cutting unit 7, harvested, transported through the transport device 6, and supplied to the threshing device 4.
  • the crop is threshed by the threshing device 4.
  • the grains are collected from the crops that have been threshed by the threshing device 4, and the grains are stored in the grain tank 5.
  • the threshing device 4 for threshing the harvested crops and the grain tank 5 for storing the grains threshed by the threshing device 4 are arranged along the left-right direction on the rear side with respect to the driving unit 3. It is in a provided state.
  • the driving unit 3 is provided with a bonnet 9, a control tower 10, a side panel 11, a floor 12, a boarding / alighting unit 13, a canopy 44, and the like.
  • the bonnet 9 is provided at the rear of the driving unit 3.
  • the driver's seat 14 on which the worker sits is supported on the upper part of the bonnet 9.
  • the canopy 44 is configured by stretching a canvas on a frame-shaped frame, and covers the upper part of the bonnet 9, the control tower 10, the side panel 11, the floor 12, and the like.
  • the control tower 10 is formed in a box shape and is provided in the front part of the driving unit 3.
  • An operation lever 15, a liquid crystal panel 16, an arch-shaped fixed handle 17, and the like are provided on the upper surface of the control tower 10.
  • the operating lever 15 can steer the traveling device 2 and operate the elevating cylinder 8.
  • the boarding / alighting section 13 is an entrance / exit for workers provided so as to be connected to the floor 12 between the bonnet 9 and the control tower 10 at the right portion of the driving section 3.
  • the boarding / alighting section 13 is provided with a step 18 for a worker's footrest.
  • the side panel 11 is provided on the left side of the driving unit 3 which is opposite to the boarding / alighting unit 13 provided on the right side of the driving unit 3.
  • the upper surface of the side panel 11 is the operation tool arrangement surface 11a.
  • a speed change lever 19 for traveling is provided on the front portion of the operation tool arrangement surface 11a of the side panel 11.
  • a threshing clutch lever 20 and a cutting clutch lever 21 are provided at the rear of the operating tool arrangement surface 11a of the side panel 11.
  • the threshing clutch lever 20 and the cutting clutch lever 21 correspond to the "operator" of the present invention relating to the combine harvester.
  • a screw type grain discharge device 43 is provided at the rear of the grain tank 5.
  • the grains of the grain tank 5 can be discharged from the discharge port 43a of the grain discharge device 43.
  • the grain tank 5 has a working position (see FIG. 2) and a non-working position that swings outward to the right from the working position around the axis P2 along the vertical direction of the base of the grain discharging device 43. , It is supported so that the posture can be changed.
  • the support frame 45 is connected to the vicinity of the left and right central portions of the front portion of the machine body 1, and is located on the upper side between the front portion of the threshing device 4 and the front portion of the grain tank 5. It has been extended to.
  • the support frame 31 is connected to the upper part of the right side of the threshing device 4 along the front-rear direction.
  • the upper part of the support frame 45 and the front part of the support frame 31 are connected to each other by a flat plate-shaped connecting member 46.
  • a lock tool (not shown) provided on the left side of the front portion of the Glen tank 5 is attached to an engaging target portion provided on the support frame 45. By engaging with (not shown), the grain tank 5 is held in the working position.
  • the screw type grain transporting device 47 extends upward from the lower part of the right part of the threshing device 4.
  • a box-shaped support member 48 (see FIGS. 8 and 14) is connected to the support frame 31.
  • the support member 48 corresponds to the "exhaust pipe cover" of the present invention relating to the combine.
  • the upper part of the grain transport device 47 is connected to and supported by the support member 48.
  • the discharge port 47a on the upper part of the grain transport device 47 is connected to the upper input port (not shown) on the left side of the grain tank 5. ..
  • the grains are transported upward from the threshing device 4 by the grain transport device 47, and are discharged and stored inside the grain tank 5 from the discharge port 47a of the grain transport device 47 and the input port of the grain tank 5.
  • the inlet of the grain tank 5 is separated from the discharge port 47a of the grain transport device 47.
  • a diesel engine 22 is arranged inside the bonnet 9 and is provided below the driving unit 3.
  • the engine 22 is provided along the left-right direction so that the crankshaft (not shown) of the engine 22 runs along the left-right direction.
  • the fly wheel 23 is connected to the crankshaft of the engine 22.
  • the fly wheel 23 is provided on the left side opposite to the boarding / alighting part 13 with respect to the engine 22.
  • the radiator 24 and the radiator fan 25 are provided on the right side, which is the side of the boarding / alighting portion 13 with respect to the engine 22. Further, a radiator cover 26 for covering the radiator 24 is provided.
  • the cooling water supply port 24a of the radiator 24 is arranged at the right front part of the upper part of the bonnet 9 in a plan view.
  • the supply port 24a protrudes slightly upward from the square opening 9a at the top of the bonnet 9.
  • the supply port 24a of the radiator 24 and the opening 9a of the bonnet 9 are arranged below the right portion of the front portion of the driver's seat 14.
  • a lid member 54 for closing the opening 9a of the bonnet 9 is provided.
  • the lid member 54 is provided with a substrate portion 54a, and the substrate portion 54a has two claw portions 54b and 54c.
  • a box-shaped cover portion 54d is attached to the substrate portion 54a.
  • the lid member 54 is attached to the opening 9a of the bonnet 9 by hanging the claws 54b, 54c of the lid member 54 on the edge portion of the opening 9a of the bonnet 9.
  • an air cleaner 27 is arranged along the left-right direction in a portion rearward of the driver's seat 14 in the upper part of the bonnet 9.
  • the turbocharger 36 is supported on the upper part of the front part of the engine 22.
  • An intake pipe 28 extending from an intake portion (not shown) of the engine 22 is connected to the supercharger 36.
  • the intake pipe 28 is connected to the air cleaner 27 from the supercharger 36 through the upper part of the bonnet 9.
  • the intake pipe 29 is extended upward from the air cleaner 27, is extended to the left, and is extended to the upper side near the center of the left and right sides of the airframe 1.
  • the support bracket 32 is connected to the front portion of the support frame 31 described above in [Structure near the Glen tank in the first embodiment].
  • the upper part of the intake pipe 29 is supported by the support bracket 32.
  • the pre-cleaner 30 is connected to the upper part of the intake pipe 29.
  • the exhaust gas purification device 34 is supported along the front-rear direction by the support bracket 33 connected to the upper part of the left portion of the engine 22.
  • the exhaust purification device 34 purifies the exhaust gas of the engine 22.
  • the exhaust pipe 35 from the engine 22 is connected to the supercharger 36. Further, the exhaust pipe 35 is connected from the supercharger 36 to the upper and lower central portions in the right portion of the front portion of the exhaust purification device 34.
  • the arrangement space 40 overlaps the side panel 11 (operation tool arrangement surface 11a) below the side panel 11 (operation tool arrangement surface 11a) in a plan view. Is formed in.
  • the exhaust gas purification device 34 is provided in the arrangement space 40 so as to overlap the side panel 11 (operation tool arrangement surface 11a) in a plan view.
  • a flat plate-shaped first compartment member 41 is arranged below the operation tool arrangement surface 11a of the side panel 11.
  • the first section member 41 is horizontally aligned between the side panel 11 (operation tool arrangement surface 11a) and the arrangement space 40 so as to overlap the side panel 11 (operation tool arrangement surface 11a) in a plan view. ..
  • Two first compartment members 41 having the same shape are arranged so as to overlap each other in a plan view with a small gap in the vertical direction.
  • the flat plate-shaped front cover 37 is connected to the front portion of the first section member 41.
  • the front cover 37 is provided at a position on the front side of the exhaust gas purification device 34 along the vertical direction and the horizontal direction.
  • a flat plate-shaped rear cover 38 is connected to the rear portion of the first compartment member 41.
  • the rear cover 38 is provided at a position on the rear side of the exhaust gas purification device 34 along the vertical direction and the horizontal direction.
  • a flat plate-shaped side cover 39 is connected to the left portion of the first section member 41.
  • the side cover 39 corresponds to the "partition member" of the present invention relating to the combine.
  • the side cover 39 is provided at a position on the left side of the exhaust gas purification device 34 along the front-rear direction and the up-down direction.
  • the side cover 39 covers the left side portion of the exhaust gas purification device 34, which is opposite to the side where the boarding / alighting portion 13 is located, from the side.
  • the lower end portion 39a of the side cover 39 is located above the upper end portion 23a of the fly wheel 23 in the rear view and the side view.
  • the side cover 39 covers the exhaust gas purification device 34 from the side in a state where the left side of the fly wheel 23, which is the side opposite to the side where the engine 22 is located, is opened.
  • the lower end 38a of the rear cover 38 is located at substantially the same height as the lower end 39a of the side cover 39, and the upper end of the fly foil 23 in rear view and side view. It is located above the portion 23a.
  • the rear cover 38 covers the exhaust gas purification device 34 from the rear in a state where the lower part of the engine 22 and the rear of the fly wheel 23 are opened.
  • the front cover 37 extends below the lower end 39a of the side cover 39 and the lower end 38a of the rear cover 38.
  • the arrangement space 40 and the exhaust gas purification device 34 are in a state of being surrounded (partitioned) by the first section member 41, the front cover 37, the rear cover 38, and the side cover 39.
  • the space in which the arrangement space 40 and the exhaust gas purification device 34 are arranged is open toward the right side, that is, the side where the engine 22 is located.
  • the exhaust port 34a of the exhaust purification device 34 is provided upward at the left and right central portions in the upper part of the rear portion of the exhaust purification device 34.
  • a quadrangular opening 41a is formed in the rear portion of the first section member 41 in a plan view.
  • the exhaust port 34a of the exhaust purification device 34 enters the opening 41a of the first section member 41 from below.
  • the exhaust pipe 49 has an inlet portion 50, a first pipe portion 51, and a second pipe portion 52.
  • the inlet 50 is an elbow pipe.
  • the inlet portion 50 is connected to the exhaust port 34a of the exhaust gas purification device 34, extends upward from the left and right central portions in the upper part of the rear portion of the exhaust purification device 34, and extends rearward and upward.
  • the first pipe portion 51 is a pipe having a diameter larger than that of the inlet portion 50.
  • the bracket 45a is connected to the support frame 45 described above in [Structure near the Glen tank in the first embodiment].
  • the front and rear intermediate portions of the first pipe portion 51 are supported by the bracket 45a of the support frame 45.
  • the rear end of the inlet 50 is inserted into the front end of the first pipe 51.
  • the first pipe portion 51 extends rearward and upward in a side view, and is arranged between the front portion of the threshing device 4 and the front portion of the grain tank 5 at the working position in a plan view (see FIG. 2).
  • the support member 53 is connected to the right portion of the threshing device 4, and the bracket 53a is connected to the support member 53. ..
  • the second pipe portion 52 is a pipe having a diameter larger than that of the inlet portion 50.
  • the front portion of the second pipe portion 52 is supported by the support member 48 described above in [Structure near the Glen tank in the first embodiment].
  • the rear portion of the second pipe portion 52 is supported by the bracket 53a of the support member 53.
  • the rear end portion of the first pipe portion 51 is inserted into the front end portion of the second pipe portion 52.
  • the second pipe portion 52 extends rearward in a side view, and is arranged between the upper part of the threshing device 4 and the upper part of the grain tank 5 at the working position in a plan view.
  • the exhaust port 52a of the second pipe portion 52 protrudes to the rear side of the rear surface portion 5a of the threshing device 4 in a side view, and also protrudes to the rear side of the rear surface portion 5a of the grain tank 5 at the working position. (See FIG. 2).
  • the exhaust gas of the exhaust purification device 34 enters the inlet portion 50 from the exhaust port 34a of the exhaust purification device 34, and enters the first pipe portion 51 from the inlet portion 50. At this time, air is sucked into the first pipe portion 51 from the gap between the rear end portion of the inlet portion 50 and the front end portion of the first pipe portion 51, and the temperature of the exhaust gas is lowered.
  • Exhaust gas enters the second pipe portion 52 from the first pipe portion 51 and is discharged from the exhaust port 52a of the second pipe portion 52. At this time, air is sucked into the second pipe portion 52 from the gap between the rear end portion of the first pipe portion 51 and the front end portion of the second pipe portion 52, and the temperature of the exhaust gas is lowered.
  • the combustion switch 55 of the exhaust gas purification device 34 is provided on the left side of the upper surface portion of the control tower 10. Fine particles are collected and stored inside the exhaust gas purification device 34. When the combustion switch 55 is pushed, the fine particles are burned inside the exhaust purification device 34 and discharged from the exhaust port 34a of the exhaust purification device 34.
  • the flat plate-shaped front partition member 56 extends along the vertical direction and the horizontal direction along the side panel 11 and the front side portion of the opening 41a of the first section member 41. It is attached.
  • a flat plate-shaped side partition member 57 is attached along the vertical direction and the front-rear direction over the right side portion of the opening 41a of the first section member 41 and the side panel 11.
  • the side partition member 57 corresponds to the "second partition member" of the present invention relating to the combine.
  • the side partition member 57 extends upward from the side panel 11.
  • the side partition member 57 is formed in a trapezoidal shape in a side view.
  • the flat plate-shaped side partition member 58 is connected to the left side portion of the front partition member 56 in a state along the vertical direction and the front-rear direction.
  • the side partition member 58 extends upward from the side panel 11.
  • the side partition member 58 is formed in a trapezoidal shape in a side view.
  • the rear panel rear portion 11b on the rear side with respect to the operation tool arrangement surface 11a on the side panel 11 extends diagonally upward from the upper side portion of the front partition member 56 in the side view, and the side partition members 57 and 58. It is connected to the upper side.
  • the panel rear portion 11b of the side panel 11 and the side partition members 57 and 58 are bulged above the operation tool arrangement surface 11a of the side panel 11.
  • the bulging space 59 is formed below the panel rear portion 11b of the side panel 11.
  • the swelling space 59 swells above the arrangement space 40 and the exhaust gas purification device 34 described above in [Structure near the exhaust gas purification device in the first embodiment].
  • the front, right, left, and upper sides of the bulge space 59 are surrounded by the front partition member 56, the side partition members 57, 58, and the panel rear portion 11b of the side panel 11, and the lower and rear sides of the bulge space 59. Is open.
  • the inlet 50 of the exhaust pipe 49 extends upward from the exhaust port 34a, which is the upper part of the exhaust purification device 34.
  • the inlet portion 50 of the exhaust pipe 49 and the front portion of the first pipe portion 51 extend rearward and upward through the bulging space 59.
  • the first pipe portion 51 and the second pipe portion 52 of the exhaust pipe 49 are provided between the threshing device 4 and the grain tank 5 at the working position in a plan view.
  • the bulging space cover 60 is provided on the upper side of the side panel 11 with respect to the panel rear portion 11b.
  • the bulging space cover 60 has a flat front portion 60a, a side portion 60b, and an upper portion 60c.
  • the lower, left and rear sides of the bulging space cover 60 are open.
  • the lower side portion of the front portion 60a of the bulging space cover 60 is connected to the vicinity of the front side portion of the panel rear portion 11b of the side panel 11.
  • the front portion 60a and the upper portion 60c of the bulging space cover 60 are slightly separated upward from the panel rear portion 11b of the side panel 11.
  • the lower side portion of the side portion 60b of the bulging space cover 60 is connected in the vicinity of the connecting portion with the side partition member 57 on the side panel 11.
  • the side portion 60b of the bulging space cover 60 is in contact with the side partition member 57, and the side portion 60b and the side partition member 57 overlap each other.
  • An upper bulging space 61 different from the bulging space 59 is formed between the bulging space cover 60 and the panel rear portion 11b of the side panel 11.
  • the front, right, upper and lower sides of the upper bulging space 61 are surrounded by the bulging space cover 60 and the panel rear portion 11b of the side panel 11.
  • the left side of the upper bulging space 61, that is, the side opposite to the side where the driver's seat 14 is located is open.
  • the panel rear portion 11b of the side panel 11, the bulging space 59, and the bulging space cover are covered. 60 and the upper bulging space 61 are located.
  • exhaust pipe covers 62, 63, 64, 65 are provided so as to cover the upper part of the exhaust pipe 49.
  • the exhaust pipe cover 62 has a front portion 62a and a side portion 62b, and a large notch-shaped opening 62c is formed in the front portion 62a. ing.
  • the edge portion of the front portion 62a of the exhaust pipe cover 62 is connected to the upper portion 60c and the side portion 60b of the bulging space cover 60.
  • the opening 62c of the exhaust pipe cover 62 faces the rear of the bulging space 59 and the upper bulging space 61.
  • the exhaust pipe cover 63 has upper portions 63a and 63b, side portions 63c and front portions 63d.
  • the front portion 63d extends diagonally forward and downward from the front portion of the upper portion 63a.
  • the upper portion 63b extends diagonally rearward and upward from the rear portion of the upper portion 63a.
  • a triangular side portion 63c in a side view is connected to a right side portion and a left side portion of the upper portion 63b.
  • the upper portion 63a of the exhaust pipe cover 63 is attached to the connecting member 46 in a state of being mounted on the upper surface of the connecting member 46 described above in [Structure near the Glen tank in the first embodiment].
  • the upper portion 63a and the front portion 63d of the exhaust pipe cover 63 cover the upper portion of the exhaust pipe cover 62.
  • the upper end portion 63b and the side portion 63c of the exhaust pipe cover 63 are in contact with the front portion of the support member 48 described above in [Structure near the Glen tank in the first embodiment].
  • the exhaust pipe cover 64 has an upper portion 64a and a side portion 64b and is formed in an angle shape.
  • the lower side portion of the side portion 64b of the exhaust pipe cover 64 is attached to the support frame 31 described above in [Structure near the Glen tank in the first embodiment].
  • the rear portion of the upper portion 64a of the exhaust pipe cover 64 is attached to the support member 53 described above in [Structure of the exhaust pipe extending from the exhaust purification device in the first embodiment].
  • the upper end portion 64a and the side portion 64b of the exhaust pipe cover 64 are in contact with the rear portion of the support member 48.
  • the exhaust pipe cover 65 has an upper portion 66a and right and left side portions 65b, and is formed in a channel shape.
  • the exhaust pipe cover 65 is attached to the rear end portion of the upper portion 64a and the side portion 64b of the exhaust pipe cover 64.
  • the first pipe portion 51 of the exhaust pipe 49 enters below the exhaust pipe covers 62 and 63 through the bulging space 59 located below the panel rear portion 11b of the side panel 11. Then, the first pipe portion 51 enters the space surrounded by the upper portion 64a and the side portion 64b of the exhaust pipe cover 64 from below the upper portion 63a of the exhaust pipe cover 63.
  • the second pipe portion 52 of the exhaust pipe 49 enters below the support member 48 from the space surrounded by the upper portion 63b and the side portion 63c of the exhaust pipe cover 63, and is below the upper portion 64a of the exhaust pipe cover 64. come in.
  • the exhaust port 52a of the second pipe portion 52 of the exhaust pipe 49 enters the space surrounded by the upper portion 65a and the side portion 65b of the exhaust pipe cover 65 from below the upper portion 64a of the exhaust pipe cover 64.
  • the exhaust pipe covers 62, 63, 64, 65 and the support member 48 are provided in a state of being continuous from the panel rear portion 11b (bulging space 59) of the side panel 11.
  • the exhaust pipe covers 62, 63, 64, 65 cover the upper part of the exhaust pipe 49 (first pipe portion 51 and second pipe portion 52) between the threshing device 4 and the grain tank 5 at the working position in a plan view.
  • a support bracket 66 is provided on the first compartment member 41.
  • the support bracket 66 corresponds to the "support portion" of the present invention relating to the combine.
  • a cylindrical operating shaft 67 is rotatably supported by a support bracket 66 around a shaft core P3 along the left-right direction.
  • the base of the threshing clutch lever 20 is supported by the support bracket 66 by being connected to the operating shaft 67.
  • the threshing clutch lever 20 protrudes upward from the operating tool arranging surface 11a of the side panel 11.
  • the operation shaft 68 is supported inside the operation shaft 67 so as to be rotatable around the axis P3 regardless of the operation shaft 67.
  • the base portion of the cutting clutch lever 21 is supported by the support bracket 66 by being connected to a portion of the operating shaft 68 protruding from the right end portion of the operating shaft 67.
  • the cutting clutch lever 21 protrudes upward from the operating tool arrangement surface 11a of the side panel 11.
  • the operating shafts 67 and 68 that support the bases of the threshing clutch lever 20 and the cutting clutch lever 21 are provided below the operating tool arranging surface 11a of the side panel 11 and above the exhaust gas purification device 34. It is provided and is provided between the operating tool arranging surface 11a of the side panel 11 and the exhaust gas purification device 34.
  • the operating shafts 67 and 68 are provided in front of the exhaust port 34a.
  • the exhaust port 34a is a connection portion of the exhaust purification device 34 with the inlet portion 50 of the exhaust pipe 49.
  • the flat plate-shaped second compartment member 42 extends vertically and horizontally over the side panel 11 and the first compartment member 41 behind the operation shafts 67 and 68. It is installed along.
  • a flat plate-shaped partition member 69 is attached between the left portion of the side panel 11 and the left portion of the first partition member 41 along the vertical direction and the front-rear direction.
  • the support bracket 66 and the support space 70 around the operation shafts 67 and 68 are formed by being surrounded by the side panel 11, the first section member 41, the second section member 42, and the partition member 69.
  • the first partition member 41 that partitions the support portion space 70 and the arrangement space 40, the second partition member 42 that partitions the support portion space 70 and the bulge space 59, and [the bulge space in the first embodiment are provided in [Structure].
  • a transmission belt 73 and a threshing clutch 76 are provided over the output pulley 71 and the input pulley 72.
  • the threshing clutch 76 corresponds to the "operated device" of the present invention relating to the combine harvester.
  • the threshing clutch 76 has a tension pulley 74, a tension arm 75, and the like.
  • the threshing clutch 76 can be operated in a transmission state in which power is transmitted to the threshing device 4 and a shutoff state in which the power to the threshing device 4 is cut off to stop the threshing device 4.
  • a cutting clutch 77 that receives the power of the threshing clutch 76 is provided.
  • the cutting clutch 77 corresponds to the "operated device" of the present invention relating to the combine harvester.
  • the cutting clutch 77 is operated in a transmission state in which power is transmitted to the transfer device 6 and the cutting section 7, and in a cutoff state in which the power to the transfer device 6 and the cutting section 7 is cut off to stop the transfer device 6 and the cutting section 7. It is possible.
  • the operating shafts 67 and 68 connected to the base of the threshing clutch lever 20 and the base of the cutting clutch lever 21 are the exhaust purification device 34 and the partition member 69 from the base of the threshing clutch lever 20 and the base of the cutting clutch lever 21 in a plan view. Beyond, it extends to the left side, which is the opposite side of the boarding / alighting section 13.
  • the arm 67a is connected to the extending portion of the operating shaft 67, and the linking link 78, the linking rod 79, and the coil spring 80 are connected to the arm 67a of the operating shaft 67 and the tension arm 75 of the threshing clutch 76. ..
  • the arm 68a is connected to the extending portion of the operating shaft 68, and the linking rod 81 and the linking link (not shown) (corresponding to the linking mechanism) are connected to the arm 68a of the operating shaft 68 and the cutting clutch 77.
  • the linking link 78, the linking rod 79, the coil spring 80, the linking rod 81, and the linking link (not shown) correspond to the "linking mechanism" of the present invention relating to the combine.
  • the state shown in FIG. 3 is a state in which the threshing clutch lever 20 is operated to the cutoff position and the cutting clutch lever 21 is operated to the cutoff position, the threshing clutch 76 is operated to the cutoff state, and the cutting clutch 77 is in the cutoff state. It is being operated.
  • the linking link 78, the linking rod 79, the coil spring 80, and the linking rod 81 connected to the extending portion of the operating shafts 67 and 68 and the threshing clutch 76 and the cutting clutch 77 are , It is provided along the vertical direction on the left side opposite to the boarding / alighting portion 13 with respect to the exhaust purification device 34.
  • a partition member 69 and a side cover 39 are provided between the arrangement space 40 and the exhaust gas purification device 34, the linking link 78, the linking rod 79, the coil spring 80, and the linking rod 81.
  • the first embodiment of the present invention is not limited to the configuration exemplified in the above-described embodiment, and hereafter, a typical alternative embodiment of the first embodiment will be exemplified.
  • the driving unit 3 on which the worker is boarding may be provided on the left side of the front portion of the machine body 1.
  • the boarding / alighting unit 13 is provided on the left side of the driving unit 3, and the side panel 11 and the exhaust gas purification device 34 are provided on the right side of the driving unit 3 opposite to the boarding / alighting unit 13.
  • the threshing device 4 is provided on the right side of the rear part of the machine body 1, the grain tank 5 is provided on the left part of the rear part of the machine body 1, and the threshing device 4 and the grain tank 5 are provided in the operation unit 3. On the other hand, it may be provided on the rear side so as to be lined up in the left-right direction.
  • a bagging device (not shown) may be provided as a grain storage unit.
  • the bagging device has a hopper for storing the grains collected by threshing by the threshing device 4, and a bagging section for the worker to put the grains of the hopper into the grain bag.
  • the combine is provided with a traveling machine 101, a harvesting section 102, and a transport device 103.
  • the harvesting unit 102 and the transport device 103 are located in front of the traveling machine 101, and crops (for example, planted culms) are harvested by the harvesting unit 102.
  • the transport device 103 is connected to the rear part of the harvesting section 102, and the harvested product (the entire culm of the harvested grain culm) harvested by the harvesting section 102 is transported to the rear of the machine body by the transport device 103.
  • the traveling machine 101 is provided with a pair of left and right crawler traveling devices 104, and an aircraft frame 105 supported by the crawler traveling device 104.
  • a transport device 103 is connected to the front portion of the machine frame 105 so as to be able to move up and down.
  • the harvesting section 102 and the transport device 103 are swung up and down around the horizontal axis P11 by the expansion and contraction operation of the hydraulic cylinder 116.
  • a driving unit 107 covered with a canopy 106 is provided on the right side of the front portion of the traveling machine body 101, and a driving unit (not shown) including an engine or the like is provided below the driving unit 107.
  • a threshing device 109 and a grain tank 110 are provided at the rear of the traveling machine 101 in a state of being lined up in the left-right direction of the machine.
  • the harvested product is threshed by the threshing device 109, and the harvested product (grains in the present embodiment) obtained by the threshing process is stored in the grain tank 110.
  • the grains stored in the grain tank 110 are discharged to the outside of the machine by the grain discharging device 108, if necessary.
  • the driver unit 107 is provided with a driver's seat 111, a plurality of operating tools, and the like.
  • the harvesting section 102 is provided with a pair of left and right dividers 112, a scraping reel 113, a clipper-shaped cutting blade 114, and an auger 115.
  • the pair of left and right dividers 112 divide the crop into harvested and non-harvested targets. Then, the crop to be harvested is scraped by the scraping reel 113, the root of the crop to be harvested is cut by the cutting blade 114, and the harvested product (cut grain culm) is gathered toward the center side in the cutting width direction by the auger 115. Be done.
  • the transport device 103 will be described later.
  • the inside of the threshing device 109 is not shown because it is known, but a handling chamber is provided above the threshing device 109.
  • a handling cylinder for threshing is rotatably provided around the axis of the machine facing forward and backward.
  • a receiving net is provided below the handling cylinder.
  • a swing sorting device for sieving sorting and a wall insert for wind sorting are provided below the handling cylinder.
  • a dust exhaust fan is provided behind the handling cylinder. The threshed product that has been threshed by the handling cylinder leaks from the receiving net to the swing sorting device.
  • the threshed product in the corridor is a second product such as straw waste, single-grained grains, and grains with branch stalks, which are sorted by sieving by a swing sorting device and wind sorting by a wall insert. And, it is divided into. Straw debris and the like are blown backward by wind sorting, and are discharged to the rear of the aircraft by a dust exhaust fan. The single-grained grains leak downward from the rocking sorting device and then are transported to the grain tank 110 by a known frying conveyor. The second product is transported to the handling room by a known second product reduction conveyor and threshed again.
  • a second product such as straw waste, single-grained grains, and grains with branch stalks
  • the transport device 103 is provided so as to extend from the rear end portion of the harvesting section 102 to the harvested product input section of the threshing device 109.
  • the transport device 103 has a transport mechanism 121 for transporting the harvested product harvested by the harvesting unit 102 to the rear, and a transport case 120 for accommodating the transport mechanism 121.
  • the transport case 120 is formed in a tubular shape, and the transport mechanism 121 is configured as a chain rotation type.
  • the transport device 103 is connected to the harvesting section 102 in a state of being biased to the left side of the machine body from the center of the harvesting section 102 in the left-right direction.
  • the entire transport case 120 is supported by the threshing device 109 so as to swing up and down around the horizontal axis P11. Since the harvesting section 102 is integrally connected and fixed to the upper portion (front portion) of the transport case 120 in the transport direction, the entire harvesting section 102 and the transport device 103 swing up and down around the horizontal axis P11. It is movably supported by the threshing device 109.
  • the transport case 120 is configured to have a substantially square cylinder shape. As shown in FIGS. 20 to 22, the transport case 120 has a bottom surface portion 120a, a pair of left and right side wall portions 120b, and a top plate portion 120c. The lower portions of the left and right side wall portions 120b are connected to the left and right end portions of the bottom surface portion 120a. In other words, the bottom surface portion 120a extends over the left and right side wall portions 120b in the lateral direction of the machine body. The top plate portion 120c extends over the left and right side wall portions 120b in the lateral direction of the machine body.
  • a harvest material introduction port 122 is formed at the transport start end (front end) of the transport case 120.
  • the harvest material introduction port 122 communicates with the outlet of the harvesting unit 102.
  • a harvest delivery port 123 is formed at a transport end portion (rear end portion) of the transport case 120.
  • the harvest outlet 123 communicates with the harvest input section of the threshing device 109.
  • the transport mechanism 121 includes a lower rotary shaft 121A, an upper rotary shaft 121B, a pair of left and right drive sprockets 121C and 121C, a pair of left and right endless rotary chains for transport 121E and 121E, and a plurality of transport members 121F.
  • the drum 121G and the like are provided.
  • a lateral rotating shaft 121A is erected on the lower side portion of the transport case 120 in the transport direction, that is, at the rear portion of the transport case 120. Further, a lateral rotation shaft 121B on the upper side in the transport direction is erected on the upper side portion of the transport case 120 in the transport direction, that is, the front portion of the transport case 120.
  • the lower rotating shaft 121A is provided with a pair of drive sprockets 121C and 121C at intervals in the axis direction.
  • the upper rotation shaft 121B is provided so as to extend in the lateral direction (left-right direction of the machine body).
  • a drum 121G is provided on the outer peripheral portion of the upper rotation shaft 121B.
  • the drum 121G is formed in a hollow cylindrical cylinder shape and rotates integrally with the upper rotation shaft 121B.
  • a pair of endless rotating chains for transportation 121E and 121E are wound around the pair of drive sprockets 121C and 121C and the drum 121G, respectively.
  • a plurality of transport members 121F are erected laterally on the pair of endless rotary chains for transport 121E at intervals along the rotation direction.
  • Power for transport drive is transmitted to the lower rotation shaft 121A, and the drive sprocket 121C is integrally rotatably supported by the lower rotation shaft 121A.
  • the lower portion of the rotation track of the pair of endless rotating chains 121E for transportation rotates to the rear side of the machine body, and the upper part of the rotation track of the pair of endless rotation chains 121E for transportation rotates to the front side of the machine body. That is, the lower portion of the rotating track is the tension side, and the upper portion of the rotating track is the loosening side.
  • the transport member 121F scrapes the harvested material, and the harvested product is transferred to the endless rotating chain 121E for transportation and the bottom surface 120a of the transport case 120. It is squeezed in between.
  • the harvested product is locked and transported rearward and upward by the transport member 121F, is fed rearward from the harvested product delivery port 123, and is supplied to the threshing device 109.
  • Support members 124 and 124 are provided on the inner surface side portions of the left and right side wall portions 120b of the transport case 120, respectively.
  • the left and right side shaft ends of the upper rotary shaft 121B are rotatably supported by the left and right support members 124 and 124 via bearings.
  • the drum 121G and the upper rotating shaft 121B are integrally connected to each other, and are rotatably supported by the left and right supporting members 124 and 124 around the horizontal axis P12.
  • elongated holes 120h are formed in each of the left and right side wall portions 120b of the transport case 120, and the longitudinal direction of the elongated holes 120h is along the transport direction.
  • the upper rotation shaft 121B is supported so as to be able to change its position (position adjustment) along the longitudinal direction of the elongated hole 120h while maintaining a lateral posture with respect to the transport case 120. That is, the left and right support members 124, 124 that rotatably support the upper rotation shaft 121B are bolted so that the positions in the transport direction can be changed (adjusted) with respect to the transport case 120.
  • the left and right support members 124 and 124 support the drum 121G and the upper rotation shaft 121B, and the left and right side wall portions 120b and 120b support the left and right support members 124 and 124, so that the left and right side wall portions 120b and 120b Is loaded. Therefore, as shown in FIGS. 20 and 21, before and after extending along the transport direction of the transport device 103 to the outer surface portion of the left and right side wall portions 120b, 120b of the transport case 120 where the elongated hole 120h exists.
  • the frames 120L and 120R are welded and fixed.
  • the front-rear frame 120L is an L-shaped angle member in a cross-sectional view
  • the front-rear frame 120R is a substantially C-shaped angle member in a cross-sectional view.
  • the long hole 120h on the left side of the machine is integrally perforated over the side wall 120b on the left side of the machine and the front and rear frames 120L
  • the long hole 120h on the right side of the machine extends over the side wall 120b on the right side of the machine and the front and rear frames 120R. It is integrally perforated.
  • the vertical frame 120M is welded and fixed to the outer surface portion of the left side wall portion 120b in a state adjacent to the rear end portion of the front and rear frames 120L.
  • the vertical frame 120M is also welded to the rear end portion of the front and rear frames 120L.
  • the vertical frame 120M is an L-shaped angle member in a cross-sectional view (see FIG. 21), and the height position and side wall where the front and rear frames 120L are located along a direction orthogonal to or substantially orthogonal to the transport direction of the transport device 103. It extends over the lower edge of the portion 120b.
  • the vertical frame 120S is welded and fixed to the outer surface portion of the right side wall portion 120b in a state of being adjacent to the rear end portion of the front and rear frames 120R.
  • the vertical frame 120S is also welded to the rear end portion of the front and rear frames 120R.
  • the vertical frame 120S is a substantially C-shaped angle member in a cross-sectional view, and extends along the vertical width of the left side wall portion 120b along a direction orthogonal to or substantially orthogonal to the transport direction of the transport device 103.
  • the horizontal frame 120N is welded and fixed to the outer surface portion of the bottom surface portion 120a directly below the vertical frames 120M and 120S.
  • the horizontal frame 120N is a square member having a rectangular shape in a cross-sectional view, and extends over the left and right widths of the bottom surface portion 120a.
  • the right end portion of the horizontal frame 120N projects to the right side of the right edge portion of the bottom surface portion 120a. Further, the right end portion of the horizontal frame 120N is located on the right side of the machine body with respect to the vertical frame 120S.
  • the lower end of the vertical frame 120S is welded to the horizontal frame 120N.
  • a flat plate member 120K is welded and fixed to the left end of the horizontal frame 120N. Further, the upper end portion of the flat plate member 120K and the lower end portion of the vertical frame 120M are welded and fixed.
  • the good side rotating shaft 121B and the like are firmly supported by the pair of front and rear frames 120L and 120R, the vertical frames 120M and 120S, the flat plate member 120K, and the horizontal frame 120N.
  • the stay 129 is welded and fixed to the right end of the horizontal frame 120N, and one end of the hydraulic cylinder 116 is swingably connected to the stay 129. That is, the horizontal frame 120N is also used as a frame for receiving and supporting the hydraulic cylinder 116.
  • the box-shaped case portion 130 is attached to the bottom surface portion 120a.
  • the box-shaped case portion 130 is a so-called "stone trap” and projects below the bottom surface portion 120a.
  • An opening 120i is formed in a portion of the bottom surface portion 120a where the box-shaped case portion 130 is mounted.
  • the opening 120i corresponds to the "first opening” of the present invention relating to the harvester.
  • the longitudinal direction of the opening 120i and the box-shaped case 130 is along the lateral direction of the machine body.
  • the length of the opening 120i and the box-shaped case 130 in the longitudinal direction extends over the distance between the pair of endless rotating chains for transport 121E in the lateral direction of the machine body.
  • an opening 120i extending over the transport width of the transport mechanism 121 is formed on the bottom surface portion 120a of the transport case 120.
  • the box-shaped case portion 130 is arranged so as to be adjacent to the lateral frame 120N on the lower side in the transport direction.
  • the hydraulic cylinder 116 is arranged on the right side of the machine body with respect to the box-shaped case portion 130.
  • the box-shaped case portion 130 is provided with a box main body portion 131 and a plate member 135.
  • An opening 135h is formed in the plate member 135.
  • the box main body 131 can store an object that falls from the opening 120i below the plate member 135.
  • the stone lumps or the like fall from the opening 120i to the box body 131. Since the weight of the stone block or the like is heavier than the weight of the harvested product, the stone block or the like is more likely to fall into the box body 131 than the harvested product.
  • the box body 131 has a first member 131a in which a flat plate-shaped member is press-molded, and a pair of second members 131b and 131b connected to the left and right side portions of the first member 131a.
  • the front-rear central region of the first member 131a is press-molded so as to project downward.
  • the pair of second members 131b, 131b are flat plate-shaped members and are formed by bending in an L shape.
  • the surface portion of the first member 131a facing the right edge is welded to the first member 131a.
  • the surface portion of the second member 131b on the left side facing the left edge portion of the first member 131a is welded to the first member 131a.
  • the front end portion and the rear end portion of the first member 131a, and the upper end portions of each of the pair of left and right second members 131b and 131b have surface portions facing the bottom surface portion 120a, and these surface portions are referred to as “flange portions”. It is called “131f”. Further, in the box main body 131, a portion that is located between the respective surface portions of the pair of left and right second members 131b and 131b and that protrudes downward in the front-rear central region of the first member 131a is described as “storage portion 131B. ].
  • the flange portion 131f is formed on the upper edge portion of the box body portion 131, and this portion corresponds to the "opening portion" of the present invention relating to the harvester.
  • the flange portions 131f, 131f, 131f, 131f on the four sides are the opening portions of the box body portion 131.
  • the stone block or the like that has fallen from the opening 120i is stored in the storage portion 131B of the box body 131 via the opening.
  • the box-shaped case portion 130 is swingably supported by the bottom surface portion 120a.
  • the support plate 132 is welded and fixed to a portion of the bottom surface portion 120a around the opening 120i.
  • the opening 120i is integrally formed over the bottom surface 120a and the support plate 132.
  • the rear end surface portion of the support plate 132 is bent so as to be orthogonal to or substantially orthogonal to the bottom surface portion 120a.
  • Engagement holes 132H and 132H for hinges are welded and fixed to the rear end surface of the support plate 132.
  • Each of the engaging holes 132H and 132H has a through hole for the machine body sideways.
  • a pair of bent portions 131S, 131S for hinges are formed at the rear end portion of the first member 131a of the flange portion 131f, and the bent portions 131S, 131S are bent in a direction substantially orthogonal to the flange surface of the flange portion 131f. It is formed.
  • the engaging shaft portions 131T and 131T are welded and fixed to the bent portions 131S and 131S, respectively.
  • the engaging shaft portions 131T and 131T are formed in a round bar shape, and the engaging shaft portions 131T and 131T are inserted into the engaging hole portions 132H and 132H, respectively.
  • the box body 131 is configured to swing around the lateral axis of the machine.
  • the engaging shaft portions 131T and 131T are swing base end portions of the box body portion 131. In other words, the rear end of the box body 131 is the swing base end.
  • the engaging shaft portion 131T and the engaging hole portion 132H correspond to the "hinge" of the present invention relating to the harvester. That is, an engaging shaft portion 131T and an engaging hole portion 132H are provided at the swinging shaft core portion of the box-shaped case portion 130 as hinges that are swingably connected to the bottom surface portion 120a. In this way, the box-shaped case portion 130 swings downward in a storable state in which objects falling from the opening 120i can be stored in the lower region of the opening 120i, and in the opening 120i. It is configured so that the state can be changed to the open state in which the lower region is opened and the open state.
  • the stay 133 is welded and fixed to the lower surface portion at the front end of the support plate 132.
  • the stay 133 is a plate-shaped member, and the longitudinal direction of the stay 133 is along the lateral direction of the machine body.
  • the rear end portion of the stay 133 is welded and fixed to the front end surface portion of the support plate 132 on the left and right sides, and the front end portion of the stay 133 is located on the front side of the front end portion of the support plate 132.
  • the stay 133 is welded to the lower surface portion of the support plate 132. Therefore, the stay 133 is separated from the bottom surface portion 120a by the thickness of the support plate 132 with respect to the support plate 132, and a gap S is formed between the stay 133 and the bottom surface portion 120a.
  • Three welding bolts 134, 134, 134 are welded and fixed to the stay 133 along the longitudinal direction of the stay 133.
  • the heads of the welding bolts 134, 134, 134 are located in the gap S, and the heads of the welding bolts 134, 134, 134 are welded to the upper surface portion of the stay 133.
  • Three through holes 131h, 131h, 131h are formed in the front portion of the first member 131a of the flange portion 131f.
  • the front end of the first member 131a is the free end of the box body 131, and when the free end of the box body 131 swings toward the side where the stay 133 is located, welding bolts are formed in the through holes 131h, 131h, 131h. 134, 134, 134 penetrate.
  • the wing nuts Nu, Nu, and Nu are screwed and tightened to the welding bolts 134, 134, and 134, respectively, so that the free end portion of the box body 131 becomes the stay 133 and the wing nuts Nu, Nu, Nu. It is sandwiched between.
  • the box body 131 is held in a non-swingable position, and in this state, the box body 131 can receive a stone block or the like that has fallen from the opening 120i.
  • the operator When the storage portion 131B of the box body 131 is full, the operator removes the wing nuts Nu, Nu, Nu from the welding bolts 134, 134, 134 and swings the box body 131 downward. Then, when the box body 131 swings, the stone lumps and the like accumulated in the storage portion 131B fall downward, so that the objects inside the box-shaped case 130 are discharged. Therefore, the maintenance work of the box-shaped case portion 130 is easy.
  • the free end of the box body 131 is fastened to the stay 133, and the base end of the box body 131 is supported by the engaging shafts 131T and 131T.
  • the flange portion 131f of the box body portion 131 and the support plate 132 are separated by the thickness of the stay 133.
  • the region where the flange portion 131f is located corresponds to the “mounting portion” of the present invention relating to the harvester.
  • the box-shaped case portion 130 is provided with a mounting portion for mounting the plate member 135 to the box body portion 131, and the mounting portion is provided with a flange portion 131f.
  • the mounting portion sandwiches the plate member 135 between the bottom surface portion 120a and the flange portion 131f in a storeable state. That is, the plate member 135 is provided between the flange portion 131f and the support plate 132.
  • the thickness of the plate member 135 and the thickness of the stay 133 are the same or substantially the same.
  • the mounting portion is an opening portion formed in the upper edge portion of the box body portion 131.
  • the plate member 135 has a flat surface portion 135A.
  • the flat surface portion 135A is formed in a quadrangular shape, and folded portions 135a, 135b, 135c, and 135d are provided on each of the four sides of the flat surface portion 135A.
  • the folded-back portion 135a hangs downward from the leading edge portion of the flat surface portion 135A.
  • the folded-back portion 135b hangs downward from the trailing edge portion of the flat surface portion 135A.
  • the folded-back portion 135c hangs downward from the right edge portion of the flat surface portion 135A.
  • the folded-back portion 135d hangs downward from the left edge portion of the flat surface portion 135A.
  • Each of the folded portions 135a, 135b, 135c, and 135d hangs downward so as to be orthogonal to or substantially orthogonal to the flat surface of the flat surface portion 135A.
  • the plate member 135 has a flat flat surface portion 135A and a plurality of folded-back portions 135a that can be bent with respect to the flat surface portion 135A at the outer peripheral portion of the flat surface portion 135A and can be locked to the opening portion of the box body portion 131.
  • 135b, 135c, 135d, and so on are formed.
  • a long hole 131k extending in the lateral direction of the machine body is formed in a region rearward of the through holes 131h, 131h, 131h in the flange portion 131f at the front portion of the first member 131a.
  • the elongated hole 131k corresponds to a part of the "mounting portion" of the present invention relating to the harvester.
  • the length of the elongated hole 131k in the lateral direction of the machine body is formed longer than the length of the folded portion 135a in the left-right direction, and the left and right ends of the folded portion 135a are located within the range of the elongated hole 131k. As a result, the folded-back portion 135a penetrates the elongated hole 131k.
  • the folded-back portion 135a and the elongated hole 131k are located on the rear side of the stay 133 (the side where the swing base end of the box body 131 is located). do.
  • the folded-back portion 135b is hooked on the flange portion 131f at the rear of the first member 131a.
  • the folded-back portion 135c is hooked on the flange portion 131f of the second member 131b on the right side.
  • the folded-back portion 135d is hooked on the flange portion 131f of the second member 131b on the left side.
  • the plate member 135 is configured to be removable from the box body 131. That is, when a plurality of folded portions 135a, 135b, 135c, 135d are locked to the opening portion, the opening portion of the box body portion 131 is larger than the folded portions 135a, 135b, 135c, 135d of the plate members 135. It fits into the region on the side where the flat surface portion 135A is located.
  • An opening 135h is formed in the central region of the flat surface portion 135A.
  • the opening 135h of the plate member 135 is formed so that the shape and size of the opening 135h and the shape and size of the opening 120i are the same or substantially the same.
  • the opening 135h corresponds to the "second opening" of the present invention relating to the harvester.
  • the opening 135h overlaps with the opening 120i in a storable state.
  • the box body 131 may not be necessary because the harvested product transported in the transport case 120 does not contain stone lumps or the like. Therefore, in the present embodiment, as shown in FIGS. 25 and 26, a plate member 136 that can be attached to and detached from the box body 131 is provided, and the plate member 136 is provided with a flange portion 131f instead of the plate member 135. It can be arranged between the support plate 132 and the support plate 132. The plate member 136 closes the opening 120i so that the harvested product or the like does not fall from the opening 120i to the box body 131.
  • the plate member 136 has a flat surface portion 136A.
  • the flat surface portion 136A is formed in a quadrangular shape, and folded portions 136a, 136b, 136c, and 136d are provided on each of the four sides of the flat surface portion 136A.
  • Each of the folded portions 136a, 136b, 136c, and 136d hangs downward from the edge portion of the flat surface portion 136A.
  • the folded-back portion 135a penetrates the elongated hole 131k, the folded-back portion 136b is hooked on the engaging shaft portion 131T, and the folded-back portions 135c and 135d are hooked on the left and right flange portions 131f and 131f.
  • the configurations of the folded portions 136a, 136b, 136c, and 136d are the same as the configurations of the folded portions 135a, 135b, 135c, and 135d described above. That is, when a plurality of folded portions 136a, 136b, 136c, 136d are locked to the opening portion, the opening portion of the box main body 131 is larger than the folded portions 136a, 136b, 136c, 136d of the plate members 136. It fits into the region on the side where the flat surface portion 136A is located.
  • a flat plate-shaped additional plate portion 136B is attached to the flat surface portion 136A.
  • a plurality of hole portions 136h are formed in the flat surface portion 136A, and the additional plate portion 136B is welded and fixed by the plurality of hole portions 136h.
  • the outer peripheral shape of the additional plate portion 136B is the same as or substantially the same as the outer peripheral shape of the opening 120i.
  • the additional plate portion 136B corresponds to the "closed portion" of the present invention relating to the harvester.
  • the additional plate portion 136B closes the opening 120i in a storable state.
  • the thickness of the additional plate portion 136B and the combined thickness of the bottom surface portion 120a and the support plate 132 are the same or substantially the same. Therefore, when the opening 120i is closed by the additional plate portion 136B, the upper surface portion of the additional plate portion 136B and the upper surface portion of the bottom surface portion 120a become flush with each other. As a result, the harvested product transported in the transport case 120 is less likely to be caught in the opening 120i and is smoothly transported.
  • the folded portions 135a, 135b, 135c, 135d are provided on each of the four sides of the flat surface portion 135A of the plate member 135, and the folded portion 135b is the flange portion 131f at the rear of the first member 131a. Hooked on.
  • the exposed shaft portion 131t may be provided on the engaging shaft portion 131T on the right side of the machine body. The exposed shaft portion 131t is exposed along the swing axis direction of the box-shaped case portion 130.
  • the "hinge" of the present invention relating to the harvester may be provided with the exposed shaft portion 131t exposed along the swing axis direction of the hinge. Further, the exposed shaft portion 131t may be included in the "mounting portion” of the present invention relating to the harvester. Then, the folded-back portion 135b may extend further to the rear side than the above-described embodiment, and the folded-back portion 135b may be hooked on the exposed shaft portion 131t. In this way, the end portion of the plate member 135, that is, the folded portion 135b may be configured to be lockable to the exposed shaft portion 131t. Further, the end portion of the plate member 136, that is, the folded portion 136b may be configured to be lockable to the exposed shaft portion 131t.
  • the folded portions 135a, 135b, 135c, and 135d are provided on each of the four sides of the flat surface portion 135A of the plate member 135, but the present invention is not limited to this embodiment.
  • the plate member 135 may not be provided with the folded portions 135a, 135b, 135c, 135d.
  • a hook groove 135 m is formed in the outer peripheral region of the lower surface portion of the plate member 135, and the opening portion formed in the upper edge portion of the box main body 131 and the hook groove 135 m are engaged with each other. You may.
  • the plate member 136 may not be provided with the folded portions 136a, 136b, 136c and 136d. Also in this case, a hook groove (not shown) is formed in the outer peripheral region of the lower surface portion of the plate member 136, and the opening portion formed in the upper edge portion of the box body 131 and the hook groove (not shown) are formed. It may be configured to engage.
  • the plate member 135 may be provided with only the folded portions 135a and 135b, or the plate member 135 may be provided with only the folded portions 135c and 135d. Further, the plate member 136 may be provided with only the folded portions 136a and 136b, or the plate member 136 may be provided with only the folded portions 136c and 136d.
  • the drive sprocket 121C, the drum 121G, and the endless rotating chain 121E for transportation are provided, but the present invention is not limited to this embodiment.
  • the endless rotating chain 121E for transportation may be a belt
  • the drive sprocket 121C may be a pulley.
  • the drum 121G may be provided with a pulley that receives the endless rotating chain 121E for transportation.
  • the transport mechanism 121 for transporting the harvested product harvested by the harvesting unit 102 to the rear is provided.
  • the plate members 135 and 136 have a configuration in which they can be attached to and detached from the box body 131, but the present invention is not limited to this embodiment.
  • the engaging shaft portion 131T is not provided in the box body portion 131, but the shaft portion corresponding to the engaging shaft portion 131T is provided in the plate members 135 and 136, and the plate member 135 or the plate member 136 is provided in the engaging hole portion. It may be configured to be swingably supported by 132H.
  • the box body 131 may be attached and supported by the plate member 135 or the plate member 136. In this case, the free end portions of the plate members 135 and 136 are configured to be lockable with the welding bolt 134.
  • the box body 131 may not be provided with the flange 131f.
  • the upper edge portion of the box body 131 that comes into contact with the plate members 135 and 136 is the present invention relating to the harvester. It may be the "opening part" of.
  • the "hinge" of the present invention relating to the harvester is provided at the rear end of the box body 131, but the present invention is not limited to this embodiment.
  • the engaging shaft portion 131T may be provided at the front end portion of the box body portion 131, and the engaging hole portion 132H may be provided at the front end portion of the support plate 132. That is, the hinge of the present invention may be provided at the front end of the box body 131.
  • an engaging shaft portion 131T is provided at either the left or right end of the box body 131, and an engaging hole is provided at the end of the left or right end of the support plate 132 on the side where the engaging shaft 131T is located.
  • the unit 132H may be provided. That is, hinges may be provided at either the left or right end of the box body 131.
  • the opening 135h of the plate member 135 is formed so that the shape and size of the opening 135h and the shape and size of the opening 120i are the same or substantially the same.
  • the present invention is not limited to this embodiment.
  • an opening smaller than the opening 120i may be formed in a region of the plate member 135 corresponding to the opening 120i, or a mesh-shaped porous portion may be formed.
  • the present invention relating to a combine can be applied not only to a normal type combine but also to a self-removing type combine. Further, the present invention relating to a harvester can be applied not only to a combine harvester but also to a grain-picking type corn harvester, a bean harvester and the like.

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  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
  • Combines (AREA)

Abstract

Selon la présente invention, un dispositif de purification d'échappement 34 est disposé dans un espace de placement 40 sous un panneau latéral 11. Sur le côté arrière par rapport à une surface de placement d'outil d'actionnement 11a du panneau latéral 11A, une partie arrière de panneau 11b est renflée vers le haut au-delà de la surface de placement d'outil d'actionnement 11a, de façon à former, sous la partie arrière de panneau 11b, un espace de renflement 59 renflé vers le haut au-delà de l'espace de placement 40. Entre un dispositif de battage et une unité de stockage de grains dans une vue en plan, un tuyau d'échappement 49 est disposé, qui s'étend vers le haut depuis une partie supérieure du dispositif de purification d'échappement 34, traverse l'espace de renflement 59, et s'étend dans la direction arrière supérieure.
PCT/JP2021/014300 2020-04-15 2021-04-02 Moissonneuse-batteuse WO2021210424A1 (fr)

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JP2020073542A JP7423397B2 (ja) 2020-04-16 2020-04-16 収穫機

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JP2017112991A (ja) * 2015-12-22 2017-06-29 株式会社クボタ 収穫機
JP2019135981A (ja) * 2018-02-09 2019-08-22 株式会社クボタ コンバイン
JP2020000223A (ja) * 2018-06-22 2020-01-09 株式会社クボタ コンバイン

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