JP2017046609A - Combine-harvester - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a combine-harvester capable of arranging an exhaust treatment device without influencing the surrounding layout.SOLUTION: A combine-harvester comprises: a mower for mowing a grown grain culm; a feeder 15 connected to the rear side of the mower for transporting the mowed grain from the mower to a rear thresher 16; an operation part 13 positioned at the back of the mower and on the side of the feeder 15; an engine room R positioned below the operation part 13 and accommodating an engine 22; and an exhaust treatment device 23 disposed in the engine room R for clarifying and treating the exhaust gas discharged from the engine 22. The exhaust treatment device 23 extends from the engine room R to the side of the feeder 15, and has a protective cover 44 between the operation part 13 and the feeder 15 for covering the exhaust treatment device 23.SELECTED DRAWING: Figure 5

Description

  The present invention relates to a cutting unit for cutting a planted culm, a feeder that is connected to the rear side of the cutting unit, and conveys the cutting cereal from the cutting unit to a threshing device at the rear, a rear of the cutting unit, and a feeder The present invention relates to a combine provided with a driving part located on the side of the engine and an engine room located under the driving part and accommodating an engine.

  A conventional combine is described in Patent Document 1, for example. The combine is provided with an exhaust treatment device that is provided in the engine room and purifies exhaust gas discharged from the engine.

JP2015-130810A

By the way, in recent years, in order to comply with environmental regulations, the size of the exhaust treatment device tends to increase, and the space in the engine room tends to be insufficient. Therefore, it is conceivable to arrange the exhaust treatment device by utilizing the space between the operation unit and the feeder.
However, in such a case, there is a possibility that dust such as crop waste and dust may be easily applied to the exhaust treatment device.
In addition, when an operator performs maintenance work or the like by getting on the feeder or passing on the threshing device through the feeder, the exhaust treatment device may be in the way.

  In view of such a situation, it has been desired to provide a combine that can arrange an exhaust treatment device without affecting the surrounding layout.

The combine of the present invention is
Reaping part that reaps planted cereals,
A feeder connected to the rear side of the harvesting part, and transporting the harvested cereal grains from the harvesting part toward the rear threshing device;
A driving unit located behind the mowing unit and on the side of the feeder;
An engine room which is located below the operating unit and accommodates an engine;
An exhaust treatment device provided in the engine room for purifying exhaust gas exhausted from the engine; and
The exhaust treatment device protrudes from the engine room to the feeder side,
A cover that covers the exhaust treatment device is provided between the operation unit and the feeder.

According to the present invention, since the exhaust treatment device protrudes from the engine room to the feeder side, for example, the space in the engine room can be saved as compared with a case where the exhaust treatment device is completely accommodated in the engine room. And, in the exhaust treatment device, the portion protruding to the feeder side is likely to receive dust such as crop waste and dust, but a cover that covers the exhaust treatment device is provided between the operation unit and the feeder. Therefore, it becomes difficult for dust to be applied to the exhaust treatment device. Furthermore, the portion of the exhaust treatment device that protrudes to the feeder side is close to the body of the operator who rides on the feeder during maintenance work, etc., but the portion of the exhaust treatment device that protrudes to the feeder side is covered by the cover. Since it is covered, the exhaust treatment device is less likely to interfere with work.
Therefore, according to the present invention, the exhaust treatment device can be arranged without affecting the surrounding layout.

In the above configuration,
The cover is configured to cover an upper side, a front side, and a lateral side of the feeder, and to open a lower side and a rear side of the exhaust processing device. It is preferable that

  According to this configuration, the exhaust treatment device is open on the lower side and the rear side while covering the upper side, the front side, and the side of the feeder. In addition, it is difficult for dust to accumulate, and the heat of the exhaust treatment device easily escapes from the cover.

In the above configuration,
It is preferable that a plurality of ventilation holes are provided in a side portion on the feeder side of the cover.

  According to this configuration, air can flow between the inner side and the outer side of the cover by the plurality of air holes, so that the heat of the exhaust treatment device can easily escape to the outside of the cover.

In the above configuration,
A cutting input shaft that is provided at a rear end of the feeder and to which driving power for the cutting unit is transmitted;
A rotating body supported by a portion of the cutting input shaft located between the operating unit and the feeder,
It is preferable that the cover covers the rotating body.

  According to this configuration, the cover also covers the rotating body located between the operating unit and the feeder, so that it is difficult for dust to be applied to the rotating body, and inconvenience such as biting of the dust occurs in the rotating body. Can be avoided.

In the above configuration,
The threshing device is wider in the left-right direction than the feeder, is higher in height than the location where the rotating body is disposed, and the front portion of the threshing device is in the front-rear direction and the rear direction of the operation unit in a side view. Are duplicated,
The rear part of the rotating body is located between the rear part of the operating part and the front part of the threshing device,
It is preferable that the cover covers a portion of the rotating body that is positioned forward of the threshing device.

  According to this configuration, the rear part of the rotating body is located between the rear part of the operating part and the front part of the threshing device that is wider in the left-right direction than the feeder and is higher than the location of the rotating body. For this reason, it is relatively difficult for dust to fall on the rear part of the rotating body. And the location located ahead rather than the threshing apparatus in the rotary body which dust tends to fall is covered with the cover. In other words, the cover covers only the portion of the rotating body where dust is likely to fall, so that the manufacturing cost can be reduced as compared with, for example, a cover that covers the entire rotating body.

In the above configuration,
The feeder is configured to be movable up and down,
The cover is preferably supported by a side wall portion of the operation unit.

  According to this configuration, even when the feeder is moved up and down and the relative position between the feeder and the exhaust treatment device or the like changes, the cover is supported by the side wall of the operation unit. It is possible to maintain the state where the exhaust treatment device or the like is covered by the cover.

In the above configuration,
The upper surface portion of the cover is inclined forward and downward along the inclination of the upper surface of the feeder when lowered,
It is preferable that the front surface portion of the cover extends downward from the front end portion of the upper surface portion.

  According to this configuration, for example, even when dust such as crop waste falls on the upper surface portion of the cover, the dust flows down along the upper surface portion and falls naturally.

In the above configuration,
It is preferable that a back camera capable of photographing the rear of the aircraft and a work lamp capable of irradiating the rear of the aircraft are arranged in parallel at the center of the rear of the aircraft.

  According to this configuration, the back camera and the work light are centrally arranged at the center of the rear part of the aircraft, so the back camera and the work light are compared with those in which the back camera and the work light are distributed. It can be arranged in a compact manner.

In the above configuration,
The back camera and the work light are provided side by side,
It is preferable that the back camera is located behind the work lamp.

  According to this configuration, since the back camera is located behind the work light, the work light does not enter the shooting range of the back camera facing backward, and the freedom of adjustment of the shooting range of the back camera is increased. Get higher.

In the above configuration,
The back camera and the work light are provided side by side,
It is preferable that the back camera is positioned at a position closer to the center of the left and right sides of the aircraft than the work light.

  According to this configuration, since the back camera is located closer to the center of the left and right sides of the aircraft than the work light, the rear camera images the area on the rear side of the aircraft evenly on the left and right, and the image captured by the back camera is specially displayed. Output to a monitor or the like without performing any image processing.

In the above configuration,
The driving part is provided with a box-shaped accommodation part provided on the back of the driver's seat in a state partitioned from the engine room,
It is preferable that a communication device capable of communicating with the outside is accommodated in the accommodating portion.

  According to this configuration, the communication device is housed in the box-shaped housing portion on the back side of the driver seat of the driver. Since the housing portion is provided in a state separated from the engine room, the heat in the engine room hardly reaches the communication device in the housing portion, and the communication device can be prevented from being damaged by heat.

In the above configuration,
It is preferable that the communication device is located at a location near the upper part on the left and right center side of the body in the accommodating portion.

  According to this configuration, since the location near the upper part of the left and right center side of the body in the accommodating portion has few structures that obstruct communication, the communication device is arranged in such a location, and the communication device Communication with the outside can be performed smoothly.

In the above configuration,
In the housing, a front plate and a rear plate are provided, and the communication device and a vertical plate-like support stay for supporting electrical components are provided.
It is preferable that the communication device is supported on the rear surface.

  According to this configuration, a vertical plate-like support stay having a front surface and a rear surface is provided in the accommodating portion, and the communication device is supported on the rear surface of the support stay. For this reason, for example, the maintenance work of the communication device or the like can be easily performed from the rear side of the housing unit.

It is a left view which shows the whole normal type combine. It is a top view which shows the whole normal type combine. It is a right view which shows the whole normal type combine. It is a left view which shows the periphery of a cover. It is a front view which shows the whole normal type combine. It is a rear view which shows the whole normal type combine. It is a disassembled perspective view which shows the assembly | attachment aspect of a cover. It is sectional drawing of the left side view which shows the periphery of a cover. It is a fragmentary sectional view of the planar view which shows the periphery of a cover. It is a right view which shows the back camera and the periphery of a work light. It is a perspective view which shows the back camera and the periphery of a work light. It is a rear view which shows the periphery of an accommodating part. It is sectional drawing of the right side view which shows the periphery of a communication apparatus. It is a rear view which shows the rear surface of a support stay. It is a front view which shows the front surface of a support stay.

Hereinafter, an example of an embodiment of the present invention will be described with reference to the drawings.
The ordinary combine shown in FIGS. 1 to 3 (corresponding to “combine”) is configured to harvest crops such as rice, soybeans, buckwheat, etc. that are planted in the field. The traveling body of the ordinary combine is configured to be capable of traveling by a pair of left and right crawler traveling devices 11. The left and right crawler travel devices 11 are supported by a frame body frame 12 of the travel aircraft body. The traveling machine body includes a driving unit 13 that performs an operation input for driving, a cutting unit 14 that cuts the planted cereal, a feeder 15 that conveys the cutting cereal from the cutting unit 14 to the rear, and a threshing device that performs threshing processing. 16, the grain tank 17 which is a grain storage part which can store the grain threshed by the threshing device 16, the unloader 18 which can discharge the grain stored in the grain tank 17 to the outside of the machine, and the like are provided. .

[About the driving section]
As shown in FIG. 2 and the like, the operation unit 13 is located behind the mowing unit 14 and on the side of the feeder 15. The driving unit 13 is located on the front and rear center side of the traveling machine body. The boarding space of the driver 13 includes a driver seat 19 on which a driver can sit, a plurality of operation levers 20 for inputting various driving operations, a monitor (not shown), and the like. The boarding space of the driving unit 13 is covered with the cabin 21.

[About engine room]
As shown in FIG. 4 and the like, an engine room R is provided below the operation unit 13. In the engine room R, an engine 22 supported by the body frame 12 is accommodated. In addition to the engine 22, the engine room R is provided with an exhaust treatment device 23 that is supported on the upper portion of the engine 22 and purifies exhaust gas discharged from the engine 22, a radiator 24 that cools the engine 22 with water, and the like. It has been.

  The reaping part 14 and the feeder 15 constitute a reaping and conveying apparatus 25 that reapers the planted cereal and conveys it backward. The cutting and conveying apparatus 25 is configured to be movable up and down around the horizontal elevating axis X shown in FIG.

  As shown in FIGS. 1 to 3 and the like, the cutting unit 14 is disposed on the front side of the traveling machine body. The mowing unit 14 includes a scraping reel 26 for scraping the planted cereal, a clipper-type cutting blade 27 for trimming the stock of the planted stalk that has been scraped by the scraping reel 26, and a center of the left and right sides. A lateral feed auger 28 is provided that conveys rearward while gathering to the part side.

  As shown in FIGS. 1 to 3 and the like, the feeder 15 is connected to the rear side of the cutting unit 14. The feeder 15 is located on the left lateral side of the operation unit 13. The feeder 15 is configured to be able to change its posture between a descending working posture (when descending) for harvesting crops to be planted in a farm field and an ascending non-working posture (when raising) without performing the harvesting operation. The feeder 15 is connected to the rear side of the cutting unit 14. The feeder 15 conveys the harvested cereal meal from the harvesting unit 14 toward the rear threshing device 16.

  As shown in FIGS. 1 to 3 and 5, the rear end portion of the feeder 15 is provided with a cutting input shaft 30 and a cutting pulley 31 (corresponding to a “rotary body”). The cutting input shaft 30 is provided at the rear end of the feeder 15. Power for driving the cutting unit 14 is transmitted from the engine 22 to the cutting input shaft 30. The axis of the cutting input shaft 30 is the same axis as the lifting axis X where the feeder 15 moves up and down. The cutting pulley 31 is supported at a position of the cutting input shaft 30 located between the operation unit 13 and the feeder 15. The rear part of the harvesting pulley 31 is located between the rear part of the operating part 13 and the front part of the threshing device 16.

  As shown in FIGS. 1 and 4, the power of the engine 22 is input to the transmission 34 via the first belt transmission mechanism 33. The power of the engine 22 is transmitted to the counter shaft 36 that transmits power to the swing sorting device of the threshing device 16 through the second belt transmission mechanism 35. Power is input from the counter shaft 36 to the cutting input shaft 30 via the third belt transmission mechanism 37 and the cutting pulley 31.

  As shown in FIG. 1 to FIG. 3 and FIG. 5, the feeder 15 is configured to be movable up and down around the vertical axis X. The feeder 15 is provided with a box-shaped feed case 38 whose front end and rear end are open, and a scraping conveyor 39 accommodated in the feed case 38. The lifting conveyor 39 scrapes and conveys the harvested cereals inherited from the transverse feed auger 28 obliquely upward toward the entrance of the threshing device 16. The upper surface 40 of the feed case 38 is provided with a first inspection cover 41 and a second inspection cover 42 located behind the first inspection cover 41. Maintenance that removes the chopped cereals when the first inspection cover 41 or the second inspection cover 42 is removed, for example, when the raked cereals are clogged in the lifting conveyor 39 located inside the feed case 38. Work can be done.

[About threshing equipment]
The threshing device 16 shown in FIGS. 1 to 3, 5, and 6 is connected to the rear end portion of the feeder 15. As shown in FIG. 2, the threshing device 16 is wider in the left-right direction than the feeder 15. Further, as shown in FIG. 1, the position of the top plate portion of the threshing device 16 is higher than the position of the upper end portion of the cutting pulley 31. That is, the threshing device 16 is higher in height than the location where the cutting pulley 31 is disposed. Moreover, as FIG. 1 shows, the front part of the threshing apparatus 16 has overlapped with the rear part of the driving | operation part 13 in the front-back direction in the side view.

[About Glentank]
The grain tank 17 shown in FIGS. 1 to 3, 5, and 6 is configured to store crop grains. The Glen tank 17 is located on the right lateral side of the threshing device 16 and is arranged side by side with the threshing device 16. Further, the Glen tank 17 is located on the rear side of the operation unit 13.

[Exhaust treatment equipment]
1, 2, 4, 5, and 8, the exhaust treatment device 23 includes a DPF device. The exhaust treatment device 23 protrudes from the engine room R to the feeder 15 side. If the explanation is added, as shown in FIG. 5, a part of the exhaust treatment device 23 is, as viewed from the front, more than the side wall portion 43 near the fuselage left and right center C side which is the wall portion on the feeder 15 side in the cabin 21. It protrudes to the feeder 15 side.

[Protective cover (cover)]
As shown in FIGS. 1, 2, 4, and 5, a protective cover 44 that covers the exhaust treatment device 23 is provided between the side wall 43 of the cabin 21 of the operation unit 13 and the feeder 15. . The protective cover 44 is located between the engine room R and the feeder 15.

  As shown in FIG. 7, the protective cover 44 is provided with a perforated member 45 made of punching metal in which a plurality of holes are formed, and a hole for assembly to be joined to the top of the perforated member 45. The sheet metal member 46 is combined.

  The perforated member 45 includes a side surface 47, a first front surface portion 48 that is bent and extended from the front end of the side surface portion 47 toward the operation portion 13, and an operation portion 13 that extends from the upper end extending from the front end portion to the rear portion of the side surface portion 47. A first slope part 49 that is bent downward and extended to the side, and a first rear upper part 50 that is bent and extended from the rear end part of the side part 47 to the operation part 13 side are provided.

  The sheet metal member 46 includes a second slope part 51 that is forwardly lowered, a second front face part 52 that extends downward from the front end part of the second slope part 51, and a rear end part from the rear end part of the second slope part 51 toward the rear. An extended second rear upper part 53 is provided.

  A second front surface portion 52 is covered and joined to the first front surface portion 48 from above. A second slope 51 is covered and joined to the first slope 49 from above. A second rear upper portion 53 is covered and joined to the first rear upper portion 50 from above.

  As shown in FIGS. 2, 5, 7 to 9, and the like, the protective cover 44 is supported by the side wall 43 of the cabin 21 of the operation unit 13. The protective cover 44 is attached to and supported by the side wall 43 on the feeder 15 side of the operation unit 13 via the front bracket 54 and the rear bracket 55. In other words, the second front surface portion 52 and the first front surface portion 48 are fastened together with a front piece 56 of the front bracket 54 with bolts or the like. Further, the front portion of the second slope portion 51 and the front portion of the first slope portion 49 are fastened together with a first upper piece 57 connected to the front piece 56 of the front bracket 54 with a bolt or the like. The end portion of the front piece 56 on the side of the operation unit 13 is bent rearward, and a first attachment portion 58 that is joined to the side wall portion 43 of the operation unit 13 by welding or the like is continuously provided. The end of the first upper piece 57 on the operation part 13 side is bent downward, and a second attachment piece 59 joined to the side wall 43 of the operation part 13 by welding or the like is continuously provided.

  The rear part of the second slope part 51 and the rear part of the first slope part 49 are fastened together with bolts or the like to the front-lowering slant piece 60 of the rear bracket 55. The second rear upper portion 53 and the first rear upper portion 50 are fastened together with bolts or the like to a second upper piece 61 that is connected to the inclined piece 60 of the rear bracket 55. The end of the inclined piece 60 on the side of the operating unit 13 is bent downward, and a third mounting piece 62 that is joined to the side wall 43 of the operating unit 13 by welding or the like is continuously provided. The end of the second upper piece 61 on the operation unit 13 side is bent downward, and a fourth attachment piece 63 joined to the side wall 43 of the operation unit 13 by welding or the like is continuously provided.

  As shown in FIGS. 4 and 8, the protective cover 44 covers the upper side, the front side, and the side of the feeder 15 of the exhaust treatment device 23, and the lower side of the exhaust treatment device 23. And the rear side is opened.

  As shown in FIGS. 1, 2, 4, 5, and 7 to 9, a plurality of ventilation holes 64 are formed in the side surface portion 47 that forms the side portion 66 on the feeder 15 side of the protective cover 44. Is provided. A hole formed in the perforated member 45 is a vent hole 64. Each of the plurality of vent holes 64 is a round hole.

  As shown in FIG. 1, the upper surface portion 67 of the protective cover 44 is inclined forward and downward along the inclination of the upper surface 40 of the feeder 15 when lowered. As shown in FIGS. 4, 7, 8, and the like, the front surface portion 68 of the protective cover 44 extends downward from the front end portion of the upper surface portion 67. Further, a rear opening portion 69 </ b> A that is opened rearward is formed at the rear end portion of the protective cover 44. In addition, a lower open portion 69 </ b> B that opens downward is formed at the lower end portion of the protective cover 44.

  The protective cover 44 covers the cutting pulley 31. The protective cover 44 covers a location (front end) located in front of the threshing device 16 in the cutting pulley 31.

  Since such a protective cover 44 is provided, for example, as shown in FIG. 5, an operator rides on the upper surface 40 of the feeder 15 and removes the first inspection cover 41 and the second inspection cover 42 to raise the conveyor. When the maintenance work of 39 is performed or when the top plate part of the threshing device 16 is cleaned from the feeder 15 on the top surface of the threshing device 16, the exhaust treatment device 23 and the cutting pulley 31 are It will be avoided to touch the operator's body.

[About the back camera]
As shown in FIGS. 1 to 3 and 6, a plate-like mounting bracket 70 having a bifurcated tip (Y-shaped) is attached and fixed to the rear end portion of the threshing device 16 by bolt connection. . The mounting bracket 70 supports a back camera 71 capable of photographing the rear of the machine and a work lamp 72 capable of irradiating the rear of the machine.

  As shown in FIGS. 10 and 11, the mounting bracket 70 has a fixing portion 73 supported by the side plate portion at the rear end portion of the threshing device 16, and branches upward from the upper end portion of the fixing portion 73 toward the upper side. And a work lamp mounting portion 75 that branches from the upper end portion of the fixed portion 73 and extends upward. In other words, the camera attachment portion 74 is bent rearward from the upper left end portion of the fixed portion 73 and then extends obliquely rearward and upward. The work lamp mounting portion 75 extends forward and obliquely upward after being bent forward from the upper right end portion of the fixed portion 73.

  A plate-like mounting stay 76 is attached to the upper end portion of the fixing portion 73 by bolt connection. A camera support 77 that supports the back camera 71 and covers the upper side and the side of the back camera 71 is attached to the upper end of the mounting stay 76. As described above, the back camera 71 is supported by the fixing portion 73 via the mounting stay 76, so that the assembling property is improved. As shown in FIG. 10, the camera mounting portion 74 of the mounting bracket 70 is provided with a first clamp hole 79 that inserts and supports a transmission cable 78 that transmits imaging data and power connected to the back camera 71. . The image captured by the back camera 71 is displayed on a monitor (not shown) arranged in the cabin 21.

  As shown in FIG. 10, the work lamp 72 is supported by the camera mounting portion 74 of the mounting bracket 70 so as to be swingable around the lateral first axis P <b> 1. Thereby, the irradiation range A1 of the work lamp 72 can be adjusted up and down around the first axis P1. The fixing portion 73 of the mounting bracket 70 is provided with a second clamp hole 81 through which the power cable 80 connected to the work lamp 72 is inserted and supported.

  The back camera 71 is supported by the camera support part 77 so as to be able to swing around a laterally oriented second axis P2 located behind the first axis P1. Thereby, the imaging range A2 of the back camera 71 can be adjusted in the vertical direction around the second axis P2.

  As shown in FIG. 2 and FIG. 6, the back camera 71 and the work lamp 72 are arranged side by side in the center of the rear part of the machine body. A back camera 71 and a work lamp 72 are provided side by side with a predetermined distance left and right. The back camera 71 is located behind the work light 72. The back camera 71 is located closer to the center C of the left and right sides of the machine than the work light 72.

  Thus, since the arrangement location of the work lamp 72 and the back camera 71 is set, the back camera 71 does not enter the light irradiation range A1 of the work lamp 72 regardless of the mounting angle of the work lamp 72. It has become. For this reason, it is possible to adjust the irradiation range A1 of the work lamp 72 up and down without considering the back camera 71. Regardless of the mounting angle of the back camera 71, the work lamp 72 is prevented from entering the shooting range A2 of the back camera 71. For this reason, the up and down adjustment of the photographing range A2 of the back camera 71 can be performed without considering the work light 72. In addition, since the work lamp 72 is disposed in the vicinity of the back camera 71, when the surroundings are dark, the back camera 71 can capture an image of the portion illuminated by the work lamp 72.

[Container case (container) and communication device]
As shown in FIGS. 2, 3, 12, and 13, the driver 13 has a box-like shape provided on the back (rear) of the backrest of the driver's seat 19 in a state partitioned from the engine room R. A storage case 82 is provided. The housing case 82 is located above the engine 22. The housing case 82 is located on the inner side of the airframe with respect to the dust cover 83 that can be opened and closed located on the right side of the engine 22. The storage case 82 has an upper wall, a front wall, a left side wall, and a rear wall. The right side portion of the housing case 82 is open, and air can flow between the inside of the housing case 82 and the dust removing portion 83 </ b> A of the dust cover 83. A mesh member is disposed on the lower surface side of the housing case 82, and air can flow between the engine room R and the housing case 82.

  The housing case 82 includes a communication device 84 capable of communicating with the outside, various electrical components 85, a vertical plate-like support stay 86, an air cleaner 87 that removes outside air and supplies the air to the engine 22, and the like. The air cleaner 87 sucks the outside air flowing into the housing case 82 through the dust removal portion 83A of the dust cover 83 from the intake portion 87A, and supplies the air removed from the main body to the engine 22 through the supply portion 87B made of a pipe. The supply unit 87B is provided with an air flow sensor 97 that detects the flow rate of air from the air cleaner 87 to the engine 22 through the supply unit 87B. A communication stay 84 and a support stay 86 that supports various electrical components 85 are provided at a location near the left side of the upper part inside the housing case 82. The support stay 86 is a vertical plate-like plate member that extends in the vertical and horizontal directions. The support stay 86 has a front surface 88 and a rear surface 89.

  As shown in FIGS. 14 and 15, the electrical component 85 includes a plurality of relay units 90, an ECU unit 91, a flasher unit 92, and a plurality of fuse boxes 93.

  As shown in FIG. 14, a communication device 84, three relay units 90, and an ECU unit 91 are attached and supported on the rear surface 89 of the support stay 86. The ECU unit 91 is attached to the rear surface 89 of the support stay 86 via the ECU stay 94. The ECU unit 91 is attached to the rear surface 89 of the support stay 86 with a clearance in the front-rear direction by the ECU stay 94. The communication device 84 is located on the left side of the ECU unit 91 and above each relay unit 90. That is, the communication device 84 is located in a location near the upper part of the left and right center side of the body in the housing case 82.

  As shown in FIG. 15, on the front surface 88 of the support stay 86, a flasher unit 92 for controlling lighting / flashing of a direction indicator (not shown), four relay units 90, and two fuse boxes 93 are attached and supported. Has been. Each fuse box 93 is attached to the front surface 88 of the support stay 86 with a gap in the front-rear direction by a fuse stay 95. The flasher unit 92 is located on the right side of the upper portion of the front surface 88 of the support stay 86. The three relay units 90 are located below the flasher unit 92. One relay unit 90 is located on the left side of the flasher unit 92. The upper fuse box 93 is located to the left of the flasher unit 92 and the four relay units 90. The lower fuse box 93 is located below the flasher unit 92, the four relay units 90, and the upper fuse box 93.

  The communication device 84 illustrated in FIGS. 12 to 14 is configured by, for example, a Wi-Fi unit. The communication device 84 is connected to the ECU unit 91 mounted on the traveling machine body by CAN communication. In addition, the communication device 84 can perform short-range wireless communication with an external computer (for example, a mobile communication terminal such as a smartphone, a tablet, or a laptop computer). As a result, information acquired from various sensors arranged on the traveling machine body can be transmitted to an external computer by the communication device 84, and the information can be transmitted to a remote communication base, for example, via the external computer. It has become. In addition, the communication device 84 can transmit information and the like for controlling the traveling machine body from the communication base to the ECU unit 91 via an external computer.

  The communication device 84 is supported by a bolt connection on the rear surface 89 of the support stay 86 via a plate-like fixed stay 96. The communication device 84 and the fixed stay 96 are fastened and fixed to the support stay 86 with bolts at two locations, upper and lower. Further, the fixed stay 96 is fixed to the support stay 86 with bolts at two places different from the place where the fixed stay 96 is fastened together.

  As shown in FIG. 12, a notch 98 that is notched to avoid interference with the airflow sensor 97 is formed at the lower right end of the support stay 86 on the air cleaner 87 side.

  An opening cover 99 is provided on the rear surface side of the housing case 82. The opening cover 99 is provided at a location overlapping the support stay 86 in the housing case 82 in a rear view. By removing the opening cover 99, the rear surface 89 side of the support stay 86 in the housing case 82 is exposed, and maintenance work of the communication device 84 and each electrical component 85 supported on the rear surface 89 side of the support stay 86 is easily performed. be able to.

  Thus, since the communication device 84 is arranged in the housing case 82 at the back of the driver's seat 19, the communication device 84 is, for example, compared with the communication device 84 arranged above the Glen tank 17. It becomes difficult to be exposed to external deterioration factors such as obstacles and sunlight.

[Another embodiment]
Hereinafter, another embodiment of the present invention will be described. Each of the following different embodiments may be applied to the above embodiment in combination as long as no contradiction arises. The scope of the present invention is not limited to the contents of these embodiments.

(1) In the above embodiment, the protective cover 44 is exemplified such that the lower side and the rear side of the exhaust treatment device 23 are opened. Not limited. For example, it may be a protective cover configured to close the lower side or the rear side of the exhaust treatment device 23.

(2) In the above embodiment, the protective cover 44 that covers a portion of the chopping pulley 31 that is positioned in front of the threshing device 16 is illustrated, but the present invention is not limited thereto. For example, a protective cover that covers the entire cutting pulley 31 may be used. Moreover, the protective cover which does not cover the cutting pulley 31 may be sufficient.

(3) In the above-described embodiment, the plurality of ventilation holes 64 of the protective cover 44 are illustrated as round holes, but the present invention is not limited thereto. For example, as the plurality of vent holes 64, various forms such as a slit, a net, and a lattice can be adopted. Moreover, the protective cover in which the vent hole 64 is not provided may be sufficient.

(4) In the above embodiment, the protective cover 44 is supported by the operating unit 13, but the present invention is not limited to this. For example, the protective cover 44 supported by the feeder 15 may be used.

(5) In the above embodiment, the upper surface portion 67 of the protective cover 44 is inclined forward and downward along the inclination of the upper surface 40 of the feeder 15 at the time of lowering, but is not limited thereto. . For example, the upper surface portion 67 of the protective cover 44 may be inclined rearward or horizontal.

(6) In the above embodiment, the back camera 71 is located behind the work light 72, but the present invention is not limited to this. For example, the back camera 71 may be located at substantially the same position in the front-rear direction as the work light 72, or the back camera 71 may be located ahead of the work light 72.

(7) In the above embodiment, the back camera 71 and the work light 72 are supported by the threshing device 16 via the same mounting bracket 70, but the present invention is not limited thereto. For example, the back camera 71 and the work light 72 may be supported by the threshing device 16 via separate support brackets.

(8) In the above embodiment, the communication device 84 is illustrated at a location near the upper part of the left and right center C in the housing case 82, but is not limited thereto. For example, the communication device 84 may be located at a location in the housing case 82 that is biased toward the left or right side of the machine body.

(9) In the above embodiment, the communication device 84 is supported on the rear surface 89 of the support stay 86, but this is not limitative. For example, the communication device 84 may be supported on the front surface 88 of the support stay 86.

(10) In the said embodiment, although the driving | operation part 13 with which the cabin 21 is provided is illustrated, it is not restricted to this. For example, it may be a driving unit that is not provided with the cabin 21 and has a driver's seat or the like exposed to the outside.

(11) Although the Glen tank 17 is illustrated as a grain storage part in the said embodiment, it is not restricted to this. For example, the grain storage part comprised by the hopper apparatus etc. which can bag a harvested crop may be sufficient.

13: Driving unit 14: Cutting unit 15: Feeder 16: Threshing device 22: Engine 23: Exhaust treatment device 30: Cutting input shaft 31: Cutting pulley (rotating body)
40: Upper surface 43: Side wall 44: Protective cover (cover)
64: Vent hole 67: Upper surface portion 68: Front portion 71: Back camera 72: Work lamp 82: Housing case (housing portion)
84: Communication device 85: Electrical component 86: Support stay 88: Front 89: Rear

Claims (13)

Reaping part that reaps planted cereals,
A feeder connected to the rear side of the harvesting part, and transporting the harvested cereal grains from the harvesting part toward the rear threshing device;
A driving unit located behind the mowing unit and on the side of the feeder;
An engine room which is located below the operating unit and accommodates an engine;
An exhaust treatment device provided in the engine room for purifying exhaust gas exhausted from the engine; and
The exhaust treatment device protrudes from the engine room to the feeder side,
The combine provided with the cover which covers the said exhaust-gas treatment apparatus between the said operation part and the said feeder.   The cover is configured to cover an upper side, a front side, and a lateral side of the feeder, and to open a lower side and a rear side of the exhaust processing device. The combine according to claim 1.   The combine according to claim 1 or 2, wherein a plurality of air holes are provided in a side portion of the cover on the feeder side. A cutting input shaft that is provided at a rear end of the feeder and to which driving power for the cutting unit is transmitted;
A rotating body supported by a portion of the cutting input shaft located between the operating unit and the feeder,
The combine according to any one of claims 1 to 3, wherein the cover covers the rotating body. The threshing device is wider in the left-right direction than the feeder, is higher in height than the location where the rotating body is disposed, and the front portion of the threshing device is in the front-rear direction and the rear direction of the operation unit in a side view. Are duplicated,
The rear part of the rotating body is located between the rear part of the operating part and the front part of the threshing device,
The combine according to claim 4, wherein the cover covers a portion of the rotating body that is positioned forward of the threshing device. The feeder is configured to be movable up and down,
The said cover is a combine as described in any one of Claims 1-5 currently supported by the side wall part of the said operation part. The upper surface portion of the cover is inclined forward and downward along the inclination of the upper surface of the feeder when lowered,
The combine according to any one of claims 1 to 6, wherein a front surface portion of the cover extends downward from a front end portion of the upper surface portion.   The combine according to any one of claims 1 to 7, wherein a back camera capable of photographing the rear of the body and a work lamp capable of irradiating the rear of the body are arranged in parallel at the center of the rear of the body. The back camera and the work light are provided side by side,
The combine according to claim 8, wherein the back camera is located behind the work lamp. The back camera and the work light are provided side by side,
The combine according to claim 8 or 9, wherein the back camera is located at a position closer to the center of the left and right sides of the machine than the work light. The driving part is provided with a box-shaped accommodation part provided on the back of the driver's seat in a state partitioned from the engine room,
The combine as described in any one of Claims 1-10 in which the communication apparatus which can communicate with the exterior is accommodated in the said accommodating part.   The combine according to claim 11, wherein the communication device is located at a location near the upper part of the left and right center side of the body in the accommodating portion. In the housing, a front plate and a rear plate are provided, and the communication device and a vertical plate-like support stay for supporting electrical components are provided.
The combine according to claim 11 or 12, wherein the communication device is supported on the rear surface.

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