KR20160038685A - Harvester - Google Patents

Abstract

The present invention relates to a harvester which enables the easy use of a support device for supporting an exhaust gas purification device in a state that the cooling air from an engine is difficult to be influenced to the harvester. The support device (15) of the exhaust gas purification device (12) comprises: a mounting bracket (20) which is connected to the side surface of a crank case; and a support body (30) which is supported to the mounting bracket (20). The mounting bracket (20) has an upper connection part (22) to which the support body (30) is connected on the top of a flywheel (83); and a side connection part (21) which is connected to the crank case. The upper connection part (22) is located in a position opposite to the diameter direction of the flywheel (83) in the upper perimeter part of the flywheel (83). The side connection part (21) exposes the perimeter part of the flywheel (83) to the outer side of the perimeter thereof.

Description

Harvester {HARVESTER}

A diesel particulate filter (DPF) and a support for supporting the exhaust gas purifier are provided at positions near the end of the crankshaft of the engine near the end on which the flywheel is mounted. The present invention relates to a harvester equipped with an apparatus.

As harvesters of this kind, for example, harvesters described in Patent Documents 1 and 2 below are already known.

That is, in both of Patent Documents 1 and 2, a support base is provided on a cylinder portion on the upper side of the engine, and an exhaust gas purification device is supported on the support base, so that the exhaust gas purification device is positioned on the upper portion of the engine.

Japanese Patent Application Laid-Open No. 2013-1132 (paragraphs [0046], [Figure 7], [Figure 8]), Japanese Patent Application Laid-Open No. 2013-241933 (paragraphs "0053", "0063", drawings "Fig. 5"

In the exhaust gas purifying apparatus of a diesel engine, particulate matter mainly composed of graphite in the exhaust gas is subjected to combustion regeneration at a high temperature by using a catalyst or the like, and the surface temperature of the exhaust gas purifying apparatus tends to be considerably high have. However, in order to efficiently treat particulate matter, it is necessary to keep the combustion temperature inside the exhaust gas purifier high, and therefore it is not preferable to actively cool the exhaust gas purifier.

In the combiners described in Patent Documents 1 and 2, the exhaust gas purifier is disposed at the upper portion of the engine near the fly wheel side, away from the cooling fan of the engine. By disposing the cooling fan so far away from the cooling fan as described above, it is housed in the engine room which is configured to suppress thermal diffusion to the periphery on the machine body, and is designed so that the influence of the engine cooling wind by the cooling fan is not strong .

However, since the entire exhaust gas purifying apparatus is located in an exposed state in the upper portion of the engine, the entire exhaust gas purifying apparatus is exposed to the flow of the cooling air passing over the upper portion of the engine. As a result, the engine cooling air is entirely brought into contact with the exhaust gas purifying device, so that the heat of the exhaust gas purifying device is apt to be lost a lot, and the presence of the exhaust gas purifying device in the flow of cooling air along the engine results in a large flow path resistance. There is a room for improvement in that the efficiency may be reduced.

The present invention aims to reduce the resistance to the flow of the cooling wind along the engine and to obtain a supporting device for supporting the exhaust gas purifying device in a state in which it is difficult for the influence by the engine cooling wind to be difficult to obtain as a structure easy to use as a harvester .

In order to solve the above problems, the following technical means are sought in the harvester of the present invention.

[Solution 1]

An exhaust gas purifying device and a supporting device for supporting the exhaust gas purifying device are provided on an end portion of the engine on the side where the flywheel is mounted in the longitudinal direction of the crankshaft, The exhaust gas purifier is supported by the supporting device in a state where the lower end of the purifier is positioned and the supporting device is connected to the side of the crankcase on the side where the flywheel is located, And a support member connected to the upper side to support the exhaust gas purifier from below, wherein the mounting bracket has an upper connection portion to which the support member is connected at an upper side of the fly wheel, And the upper connecting portion is connected to the upper portion of the flywheel In position, the lateral connection portion that faces in the radial direction of the flywheel to the outer peripheral portion of the is configured to expose the outer circumferential portion of the flywheel in the radial direction outwardly.

[Action and effect of the invention relating to the solution 1]

According to the above solution, the exhaust gas purifier is supported on the side where the flywheel is mounted, with the lower end of the exhaust gas purifier positioned below the upper end of the engine. Therefore, the portion of the exhaust gas purifying device located below the upper end of the engine is covered by the shape of the engine and escapes from the flow of the cooling air passing over the upper portion of the engine, and the degree of the cooling effect by the cooling air, It is possible to reduce the degree of resistance to the flow path. As a result, there is an advantage that the degree of reduction of the thermal efficiency can be reduced as compared with the state where the entire exhaust gas purifying apparatus is located above the engine.

Further, since the space above the flywheel, which is constituted by the side surface of the crankcase and the upper end of the flywheel protruding from the side surface thereof, is effectively used as a space for arranging the exhaust gas purifying apparatus, It is also advantageous in that it is easy to compactly configure the engine.

According to this solution, since the side connecting portion of the mounting bracket for supporting the exhaust gas purifying device together with the support body is configured to expose the outer peripheral portion of the flywheel radially outwardly, the flywheel It is easy to adopt a flywheel type flywheel as much as possible. Therefore, as a supporting device for supporting the exhaust gas purifying device, there is an advantage that a structure easy to apply to a harvester can be obtained.

[Solution 2]

Another technical means of the present invention for solving the above problem is that the mounting bracket is provided with the lateral connecting portions on both sides of the crankshaft and below the upper end of the flywheel.

[Action and effect of invention relating to solution 2]

According to the solution 2, the connection portion to the crankcase of the side connecting portion can be placed over the crankshaft and as low as possible, and the support of the exhaust gas purifying device can be easily carried out at a low position. Thereby, the exhaust gas purifying apparatus can be supported at a low position close to the flywheel, and the degree of reduction in thermal efficiency can be further reduced.

[Solution 3]

According to another technical means of the present invention for solving the above problems, the mounting bracket is formed in the shape of an annulus around the crankshaft, and the connecting portion of the side connecting portion is provided on the upper side and the lower side of the crankshaft will be.

[Action and effect of invention relating to solution 3]

According to the solution 3, the annular mounting bracket having the connecting portions of the lateral connecting portions on the upper side and the lower side of the crankshaft is provided, and the strength and the installation strength of the mounting bracket itself are improved, There is an advantage.

[Solution 4]

Another technical means of the present invention for solving the above problem is that the support device is provided with a partition plate portion in the form of a partition wall which is located between the fly wheel and the exhaust gas purifier and which divides the upper and lower portions.

[Action and effect of invention relating to solution 4]

According to the solution 4, since the partition plate portion in the form of a partition for partitioning the upper and lower portions is disposed between the flywheel and the exhaust gas purifier, even if the exhaust gas purifier is arranged close to the flywheel, It is possible to suppress the transfer of high-temperature heat from the purifier to the flywheel side or to prevent the wind caused by the rotation of the flywheel from being transmitted to the exhaust gas purifier as the cooling wind.

Therefore, there is an advantage that the exhaust gas purifying device can be easily arranged as close as possible to the flywheel side.

[Solution 5]

In another technical means of the present invention for solving the above problems, the supporting device is provided at a position near the one end in the direction along the connecting surface of the mounting bracket to the crankcase and at a position near the other end, And is configured to support the gas purifying device.

[Action and effect of invention relating to solution 5]

According to the solution 5, there is an advantage that the exhaust gas purifier can be stably supported at a position near one end and a position near the other end in the direction along the connecting surface to the crankcase.

[Solution 6]

According to another technical means of the present invention for solving the above problems, the supporting device is provided with a position adjusting mechanism capable of adjusting the installation position of the exhaust gas purifying device with respect to the engine.

[Action and effect of invention relating to solution 6]

According to the solution 6, there is an advantage that the mounting position of the exhaust gas purifying device for the engine body or the flywheel can be adjusted to an appropriate positional relationship.

[Solution 7]

According to another technical means of the present invention for solving the above problems, the support member includes a pedestal member having a connecting portion to the mounting bracket, a supporting member connected to the exhaust gas purifying device, And the position adjusting mechanism is provided at a connection point of the pedestal member and the intermediate member or at a connection point of the intermediate member and the support member or at both connection points thereof.

[Action and effect of the invention relating to solution 7]

According to the solution 7, there is an advantage in that the position adjusting mechanism can be configured with a simple structure by effectively utilizing the connecting portion of the pedestal member and the intermediate member, or the connecting portion of the intermediate member and the receiving member or both connecting portions thereof .

[Solution 8]

Another positional control mechanism according to the present invention for solving the above problems is characterized in that the position adjusting mechanism is arranged at a position where the pedestal member and the intermediate member are connected to each other or at a connection point between the intermediate member and the receiving member, And adjust the position in the horizontal direction on the other side.

[Action and effect of invention relating to solution 8]

According to the solution 8, the position adjusting mechanism can be constructed in a simple structure by using the connecting portion of the pedestal member and the intermediate member and the connecting portion of the intermediate member and the supporting member, and in addition, It is advantageous in that the position adjustment can be performed.

[Solution 9]

In another technical means of the present invention for solving the above problem, the flywheel includes a belt winding portion capable of winding a power transmission transmission belt, and the support body is provided between the belt winding portion and the exhaust gas purifying device As shown in FIG.

[Action and effect of invention relating to solution 9]

According to the solution 9, when the flywheel equipped with the belt winding portion capable of winding the electric belt is used and a configuration easy to apply to the harvester is adopted, the heat of the exhaust gas purification device close to the flywheel is transmitted to the electric belt It can be difficult. Therefore, there is an advantage that deterioration of the power belt, which is often used in the harvester, can be suppressed easily.

[Solution 10]

Another object of the present invention is to provide an unloader for harvesting and a storage support lever for supporting the unloader in a storage position on a machine body frame, The unloader is supported at an upper position of the exhaust gas purifier and the lower end of the storage support lever is supported on the lower machine body frame crossing the exhaust gas purifier.

[Action and effect of invention relating to solution 10]

According to the solution 10, there is an advantage that the exhaust gas purifying device can be arranged at a predetermined position, regardless of the presence of the storage support lever which supports the unloader in the storage position to the machine body frame.

1 is a left side view showing a combine.
2 is a plan view showing a combine.
3 is a right side view showing a combine.
4 is a plan view showing a discharge port portion of the grain machine.
Fig. 5 is a vertical sectional view along the front-rear direction showing the discharge port portion of the grain machine. Fig.
6 is a front view showing the unloader support portion;
7 is a perspective view showing a mounting portion of the heat shield plate to the grain tank;
8 is a side view showing a supporting device of an exhaust gas purifying apparatus.
9 is a rear view showing the supporting device of the exhaust gas purifying device.
10 is a plan view showing a supporting device of the exhaust gas purifying device.
11 is an exploded perspective view showing the supporting device of the exhaust gas purifying device.
12 is an exploded perspective view showing a support portion;
13 is a longitudinal sectional view along the front-rear direction showing the support portion.
14 is a longitudinal sectional view along the left and right direction showing the support portion.
Fig. 15 is a sectional view of the chute guide plate viewed from the side. Fig.
16 is a rear view of the chute guide plate.
17 is a front view showing a supporting device of an exhaust gas purifying apparatus according to another embodiment;
18 is a side view showing a supporting device of an exhaust gas purifying apparatus according to another embodiment;
19 is a side view showing a supporting device portion of an exhaust gas purifying apparatus in another embodiment;
20 is a front view showing a supporting device portion of an exhaust gas purifying apparatus according to another embodiment;

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described with reference to the drawings.

[Overall configuration]

Figs. 1 to 3 illustrate a self-deflating combine as an example of a harvester according to the present invention. This combine has a crawler type traveling device 1 and a machine body frame 2 supported by the traveling device 1. [ In the front portion of the machine body frame 2, a preloading portion 3 for taking a standing grain bar and carrying it backward is provided so as to be able to oscillate with respect to the machine body frame 2. [

In the rear portion of the machine frame 2, there are provided a threshing device 4 for treading the cut grain bands and a grain tank 5 for storing the curved grains as a harvested product in the left-right direction. There is provided an exhausted rice straw processing apparatus 7 for discharging waste rice straw after the threshing after finishing and discharging it in a package at the rear portion of the threshing apparatus 4. [

The operation cabin 6 is provided at the front portion of the machine frame 2 and at the front of the grain tank 5 to cover the operation portion. An engine 8 (diesel engine, hereinafter simply referred to as an engine) is provided below the driving cabin 6. A cyclone pre-cleaner 16 for the engine 8 is provided above the rear portion of the driving cabin 6. [ The grain tank 5 is provided with an unloader 10 for discharging the grain to the outside of the machine.

Although the illustration is omitted, the driving force of the engine 8 is transmitted to the left and right crawler traveling devices 1 as described above, and the power that is branched from the traveling traveling system is transmitted through the traveling- (3). In addition, a transmission system is constituted such that the power from the engine 8 is transmitted to the threshing device 4, while the power branching therefrom is transmitted to the exhausted rice straw processing device 7. [

[Threshing device]

The threshing device 4 is configured such that the bottom side of the removed grain bands conveyed from the preloading section 3 is sandwiched and fed by a feed chain 4A (not shown) The end of the ears is scoured and thawed. (Not shown) provided in the lower part of the feeder to collect the grain that has been single-granulated, and the grain is lifted by the grain lifting device 9 And transported into the grain tank 5.

The dust separated and separated from the grain is configured to be discharged to the outside of the machine from the rear end of the threshing device 4. [ In addition, the discharged rice straw after the threshing treatment is supplied to the discharged rice straw treatment apparatus 7 to be treated as a sediment.

As shown in Figs. 2 to 5, the grain machine 9 has a structure in which the grains fed from the first recovery screw (not shown) provided at the bottom of the threshing device 4 are directed toward the grain tank 5 And is installed between the threshing device 4 and the grain tank 5. The grain-

The grain kneading device 9 is provided with a screw shaft 91 in a cylindrical lifting cylinder 90 and a rotary blade 92 for blowing a curl toward the inside of the grain tank 5 at the upper end of the screw shaft 91 Is installed. As shown in FIG. 4, the discharge port portion 93 provided at the upper end of the lifting cylinder 90 extends from the screw shaft 91 side toward the inner space of the grain tank 5, So that the curled grains can be diffused to the widest extent and then introduced.

The discharge port portion 93 is provided with a discharge control plate 94 for controlling the scattering direction of the curved portion protruding by the rotating rotary blade 92.

The rotary blade 92 of the grain machine 9 rotates clockwise when viewed in plan view and feeds the curved grains into the grain tank 5 while guiding the grain to the peripheral wall portion 93a of the discharge port portion 93. [ As the rotary blade 92 rotates in the clockwise direction, more of the peripheries of the peripheral wall portion 93a whose end is widened are guided and discharged to the peripheral wall portion 93a on the front side than the rear side. As a result, the grains fed into the grain tank 5 tend to be more deposited on the front side of the grain tank 5, so that it tends to be difficult to deposit in a flat state.

The charging control plate 94 is configured to be able to adjust the installation angle of the guide surface 95 guiding the scattering direction of the curved grains so as to eliminate such a tendency. 4 and 5, a guide plate 95 which faces the rotary blade 92 and a support plate 95 which is substantially orthogonal to the lower end of the guide surface 95 96, respectively. The support plate 96 is provided with a support point pin 96a and a retaining hole 96b. The discharge port portion 93 is provided with a fulcrum hole 93b into which the fulcrum pin 96a can be inserted and a plurality of points on a virtual arc having the same radius as the radius from the fulcrum pin 96a to the latching hole 96b And a fixing engagement hole 93c is formed in the fixing hole 93c.

Therefore, any one of the plurality of fixing engagement support holes 93c is selected, and the engagement support hole 96b is positioned so as to be in conformity with this, and the connection bolt 97 is inserted therethrough, 94 can be connected and fixed to the discharge port portion 93. Thus, the angle of the guide surface 95 can be appropriately adjusted and set by selecting and fixing the installation posture of the discharge control portion 94 with respect to the discharge port portion 93. As a result, it is possible to change the scattering direction of the curvature protruding by the rotating blade 92.

The fixing of the closing regulating plate 94 to the discharge port 93 is not limited to the fixing bolt 93c and the fixing bolt 96b and the connecting bolt 97 as described above, (Not shown) may be inserted into the latching support hole 93c and the latching support hole 96b. Further, the present invention is not limited to the formation of the fixing engagement support holes 93c at a plurality of positions on the imaginary circular arc of the same radius, but a long hole (not shown) may be formed on the virtual arc, A structure in which the position is changed, or the like can be adopted.

[Grain tank]

1 to 3, the grain tank 5 includes a left side wall portion 5A on the inside of the machine body opposed to the discharge port portion 93 of the grain machine 9, (5B) are formed in a box shape that is long in the front-rear direction along the front-back direction of the machine body at the working posture position. The upper and lower axis centers y1 provided on the rear side of the rear side wall portion 5D located at the rear side of the machine body at the working posture position are capable of pivoting left and right with the rotation center.

As described above, the front side remote from the vertical axis y1 on the rear side is pivotally movable in the left and right directions, so that the grain tank 5 is positioned at the work posture position And a maintenance position (corresponding to the non-working posture position) in which the front side wall portion 5C on the front side faces the right lateral outer side and opens to the inside of the machine body.

The grain tank 5 is provided with an unloader 10 on the rear side for discharging the grain to the outside of the machine. The unloader 10 includes a vertical screw portion 10A incorporating a screw shaft (not shown) rotating around the coaxial axis with the vertical axis y1 on the rear side of the grain tank 5, 10A and a transverse screw portion 10B supported on the upper end side of the transverse shaft x1 so as to freely pivot.

Thereby, the unloader 10 is configured to pivot about the vertical axis y1 and pivot about the horizontal axis x1.

1 to 3, the unloader 10 is moved in the longitudinal direction of the lateral screw portion 10B by the unloader support body 11 (corresponding to the storage and retention lever) at a predetermined storage position Is supported.

1, 2, and 6, the unloader support body 11 is provided with a U-shaped receiving portion 11a that supports the side-by-side screw portion 10B from the lower side at its upper end . The lower end portion 11b of the unloader supporting body 11 is fixedly connected to the machine body frame 2. [

6, the U-shaped receiving portion 11a of the unloader supporting body 11 is located at a position overlapping with the exhaust gas purifying device 12 described later in the vertical direction, and the unloader supporting body 11 Is connected and fixed to the machine body frame 2 at a position deviated from the exhaust gas purifying device 12 in the lateral direction. That is, the unloader support body 11 is not formed in a straight line from the receiving portion 11a on the upper end side to the lower end portion 11b on the lower end side, but is bent in the vertical direction, Of the exhaust gas purifier (12) positioned in a state of being projected from the side where the flywheel (8B) of the engine (8B) is projected from the side of the engine (8) (2).

As shown in Figs. 3 and 7, a food sensor 13 is provided on the front side wall portion 5C on the front side of the grain tank 5. The grain sensor 13 is well known in the art, which is configured to sample the grain introduced into the grain tank 5 and to detect the moisture content and nutrients thereof.

A heat shield plate 14 made of rubber is provided in the vicinity of the edge of the lower end of the food sensor 13 at the installation position of the food sensor 13 with respect to the grain tank 5.

As shown in Fig. 7, the heat shield plate 14 is integrally provided by fixing an L-shaped mounting metal member 14a to the end on the side of the grain tank 5 in the front-rear direction by tacking. The connection bolts 14b are attached to the front side wall portion 5C of the grain tank 5 on which the housing case 13a of the food grade sensor 13 is provided while the opposing faces of the mounting metal member 14a are provided. To the mounting position of the accommodating case 13a.

[Supporting Device]

The engine 8 is provided with an exhaust gas purifying device 12 (Diesel Particulate Filter (DPF)) at a position near the end of the crank shaft (not shown) on the side where the flywheel 83 is mounted And is installed using a support device 15. The supporting device 15 will be described.

As shown in Figs. 8 to 14, the supporting device 15 is provided with a crankshaft 80 having a crankshaft 80 and a crankshaft 80. The crankshaft 80 includes a cylinder head 81, Respectively. The end of the side on which the support device 15 is disposed is the end of the side on which the flywheel 83 is provided on the side opposite to the side on which the cooling fan 82 located on one end side of the crankshaft.

The supporting device 15 includes a mounting bracket 20 connected to a side surface of the crankcase 80 on the side where the flywheel 83 is positioned and a connecting bracket 20 connected to the upper side of the mounting bracket 20, And a support 30 for supporting the base 12 from below.

[Mounting Bracket]

The mounting bracket 20 is provided with a lateral connecting portion 21 formed by a plate-like member annularly surrounding a crankshaft having a coaxial axis with the rotational axis x2 of the flywheel 83, And has a continuously connected upper connecting portion 22. The connecting surface of the mounting bracket 20 connected to the side surface of the crankcase 80 is constituted by a surface of the side connecting portion 21 facing the crankcase 80 side.

The upper connecting portion 22 is provided in the front and rear pairs so as to be positioned on the front and back sides of the vertical line y2 passing the rotary shaft center x2 with the rotary shaft center x2 of the flywheel 83 interposed therebetween. The front and rear pair of upper connection portions 22 are formed with screw holes 22a at positions spaced equidistant from the vertical line y2 and serving as connection points with the support 30. [ That is, the upper and lower connecting portions 22 are formed symmetrically with the vertical line y2 as a boundary. The screw holes 22a are formed at four positions in the longitudinal direction of the crankshaft, at two positions spaced equidistantly from both sides of the vertical line y2.

The upper connecting portion 22 is formed by a casting formed integrally with a side connecting portion 21 continuously provided on the lower side. The upper connecting portion 22 is not directly connected to the crankcase 80, (80) to be fixed to the crankcase (80).

The side connecting portion 21 located on the lower side of the upper connecting portion 22 is formed by a plate-shaped member surrounding the crankshaft in an annular shape.

The outer circumferential portion of the outer peripheral portion of the side connecting portion 21 is slightly larger than the outer circumferential diameter of the outer circumferential portion of the flywheel 83 but does not surround the outer circumferential side of the flywheel 83, As shown in Fig. The outer peripheral portion of the annular plate-like member is bent toward the side where the flywheel 83 is present, and the outer peripheral portion of the annular plate-like member is bent toward the side where the flywheel 83 is present, But is not formed so as to be opposed to each other in the direction. 9, the lateral connection portion 21 is located away from the existing position of the outer periphery of the flywheel 83 toward the engine 8 as viewed in a direction orthogonal to the rotation axis x2 of the flywheel 83 , And the radially outer side of the outer peripheral portion of the fly wheel 83 is open to the outside.

In the side connecting portion 21, one side face of the annular plate-like member is opposed to the side face of the crankcase 80 and serves as a connecting face. And a connecting portion 23 connected to the crankcase 80 at a plurality of positions in the circumferential direction is formed on the annular plate-like member constituting the connecting surface. The connecting portions 23 are dotted at both the right and left sides of the vertical line y2 passing through the crankshaft and at both the upper and lower sides of the horizontal line z1 passing through the crankshaft. Each connecting portion 23 is composed of a screw hole (not shown) formed in the crankcase 80 and a bolt insertion through hole 23a formed in the side connecting portion 21, 21 are firmly bolt-connected.

A starter / ash mounting hole 24 and a rotation sensor mounting portion 25 for detecting the number of revolutions of the flywheel 83 are also provided in a part of the circumferential direction of the side connecting portion 21, A starter ash 26 having a not shown cell motor and a reduction gear is provided in the mounting hole 24 for the rotation sensor mounting portion 25 and a rotation number detecting sensor 27 is provided in the rotation sensor mounting portion 25. [

The detected portion 83a on the flywheel 83 side detected by the revolution detecting sensor 27 is constituted by a plurality of recessed holes formed in the outer peripheral portion of the flywheel 83. [

[Support]

The supporting body 30 for supporting the exhaust gas purifier 12 from the lower side on the upper side of the mounting bracket 20 will be described.

The supporting body 30 includes a pedestal member 31 having a connecting portion to the mounting bracket 20, a supporting member 33 connected to the exhaust gas purifying device 12, a pedestal member 31 and a supporting member 33 (Not shown).

The pedestal member 31 is constituted by a plate-like member which extends over a pair of upper connecting portions 22 of the mounting bracket 20 and is longer than the gap between the pair of upper connecting portions 22 in the front and rear direction . The pedestal member 31 is positioned between the flywheel 83 and the exhaust gas purifying device 12 and is also configured to function as a partition plate in the form of a partition for partitioning the upper and lower portions.

Four bolt insertion through holes 31a corresponding to the four screw holes 22a formed in the upper connecting portion 22 of the mounting bracket 20 and the intermediate member 32 are connected to the pedestal member 31 Six bolt insertion through holes 31b are formed.

The intermediate member 32 connected to the upper side of the pedestal member 31 includes a first intermediate member 32A connected to the pedestal member 31 and a second intermediate member 32B connected to the receiving member 33 . The first intermediate member 32A includes a plate-like portion 34 having the same length and the same lateral width as the pedestal member 31 and a plate-like portion 34 welded and fixed at two front and rear positions on the upper surface side of the plate- And a U-shaped connecting rod 35 is provided.

The plate-like portion 34 is provided with bolt insertion through holes at the same positions as the six bolt insertion through holes 31b for connection with the pedestal member 31, 37 are formed. The head portion of the connecting bolt 31c, which is inserted into the four bolt insertion through holes 31a, is held by a tool at a position corresponding to the four bolt insertion through holes 31a in the pedestal member 31 A U-shaped notch 34a is formed which is open to the outside when viewed in plan view for operation.

The elongated hole 37 of the plate-like portion 34 formed opposite to the six bolt insertion through holes 31b for connecting with the pedestal member 31 is connected to the pedestal member 31 by the connecting bolt 34b To adjust the position of the plate-shaped portion 34 in the horizontal direction and in the longitudinal direction of the elongated hole 37, that is, in the left-right direction, and serves as a position adjusting mechanism.

The inverted U-shaped connecting rod 35 is connected to the plate-shaped portion 34 at a position where the cutout portions 34a at the two left and right positions are spaced apart from each other in the front-rear direction among the four U-shaped cutouts 34a formed in the plate- 34 on the upper surface side. These connecting rods 35 are formed at two positions in front and rear at positions corresponding to the front and rear notches 34a. Two connection holes 35a for connecting the second intermediate member 32B are formed on the upper portions of the respective connection rods 35. Connection bolts 35c inserted from the upper side are formed on the lower side of the respective connection holes 35a, A fixing nut 35b is welded and fixed.

The second intermediate member 32B connected to the upper side of the linkage 35 is composed of two L-shaped metal members 36 bent in an L-shape when viewed from the side along the crankshaft. The L-shaped metal members 36 are provided at two positions spaced from each other in the front-rear direction.

The L-shaped metal member 36 has a longitudinal piece 36A having a surface along the up and down direction and a transverse piece 36B having a surface along the horizontal direction and being stacked so as to be brought into contact with the connecting rod 35. [ The longitudinal piece portion 36A has an arc-shaped end edge 36Aa along the lower edge of the exhaust gas purifier 12 on the upper edge side when viewed in the front-rear direction.

Two vertically elongated holes 39 for connecting and fixing the supporting member 33 are formed on both sides in the left and right direction on the upper portion of the longitudinal piece portion 36A. The elongated hole 39 serves to adjust the position of the supporting member 33 with respect to the pedestal member 31 in the longitudinal direction of the elongated hole 39 in the vertical direction and in the vertical direction, .

Two elongated holes 38 for connection are formed in the transverse portion 36B at positions corresponding to the connecting holes 35a formed in the connecting rod 35. [ The elongated hole 38 is for regulating the position of the second intermediate member 32B with respect to the pedestal member 31 in the longitudinal direction of the elongated hole 38 in the horizontal direction, As shown in FIG.

The support member 33 has a connecting plate 33A connected to the longitudinal piece 36A of the L-shaped metal member 36 as the second intermediate member 32B, And a fastening band 33B. The fastening band 33B is a well-known fixing member for fastening and fixing the outer periphery of the exhaust gas purifying device 12 at two positions, that is, a position near the front end side and a position near the rear end.

The connecting plate 33A is formed with a connecting bolt insertion through hole 33Aa at a position corresponding to the long hole 39 formed in the longitudinal piece portion 36A of the L-shaped metal member 36 in the vertical direction. The connecting plate 33A is connected by the connecting bolt 36Ab inserted into the elongated hole 39 formed in the vertical piece portion 36A of the bolt insertion through hole 33Aa and the longitudinal piece portion 36A of the L- So that the height position of the exhaust gas purifier 12 can be adjusted.

[Chute guide plate]

As shown in Figs. 15 and 16, a chute guide plate 40 for guiding the falling of the threshing and discharging rice straw is provided on the rear side of the threshing device 4. As shown in Fig.

The chute guide plate 40 is positioned in a rearwardly inclined posture from the rear side of the threshing device 4 and is disposed on the rear side of the machine body frame 2 when the discharged rice straw discharged from the threshing device 4 is dropped onto the ground. And is made of a sheet metal material having a substantially rectangular shape when viewed from the rear side.

The upper end of the chute guide plate 40 is bolted to the rear portion of the threshing device 4 and the lower end of the chute guide plate 40 is mounted on the machine body frame 2 at the rear end. As shown in Fig. 15, a channel-shaped fastener 41, which can be fitted to the machine body frame 2 at the rear end portion, is welded and fixed to the lower end portion of the chute guide plate 40, The lower end side of the chute guide plate 40 is supported by being fitted to the sub-machine body frame 2 from the upper side.

[Other Embodiment 1]

In the above embodiment, the mounting bracket 20 of the supporting device 15 is provided with the lateral connecting portion 21 (formed by the plate-shaped member which surrounds the periphery of the crankshaft coaxial with the rotational axis x2 of the flywheel 83) ), But the present invention is not limited thereto.

For example, as shown in Figs. 17 and 18, when the side connecting portion 21 is viewed in the axial direction of the crankshaft, the side connecting portion 21 is formed in a semicircular shape so as to extend over the crankshaft, As shown in Fig.

In this case as well, a plurality of connection portions 23 of the side connecting portion 21 with the crankcase 80 are located at positions assigned to both the left and right sides of the vertical line y2 passing the crankshaft.

Other configurations may be the same as those of the above-described embodiment.

[Other Embodiment 2]

Although the intermediate member 32 is composed of the first intermediate member 32A and the second intermediate member 32B as the support 30 of the support device 15 in the above embodiment, . For example, as shown in Figs. 19 and 20, the intermediate member 32 may be constituted of one kind constituted by the L-shaped metal member 36. [

In this structure, the pedestal member 31 is constituted by a combination of a first pedestal portion 31A connected to the mounting bracket 20 and a second pedestal portion 31B connected to the intermediate member 32 .

In the first pedestal portion 31A, with respect to the mounting bracket 20, the connecting bolts 31c are fixed to the mounting bracket 20 in two directions, ie, the up-down direction and the left-right direction along the axial direction of the crankshaft, Hole 31a of the bolt insertion hole 31a. The second pedestal portion 31B is welded and fixed to the upper side of the first pedestal portion 31A and a bolt insertion through hole 31b for connecting the intermediate member 32 to the upper plate portion is formed.

The long hole 38 in the front and back direction of the lateral portion 36B of the intermediate member 32 is opposed to the bolt insertion through hole 31b so as to be connected and fixed by the connection bolt 35c. A longitudinal hole 39 is formed in the longitudinal piece portion 36A of the intermediate member 32 so that the support member 33 can be vertically positioned.

It is also possible to form elongated holes 37 in the lateral direction instead of the elongated holes 38 formed in the transverse portion 36B of the intermediate member 32 in the forward and backward directions.

Other configurations may be the same as those of the above-described embodiment.

[Other Embodiment 3]

In the above embodiment, as the position adjusting mechanism, the structure having the elongated holes 37, 38 and 39 is exemplified, but the present invention is not limited thereto.

For example, instead of the elongated holes 37, 38 and 39, a plurality of connection holes for adjusting the position are provided, though not shown, and the exhaust gas purifying device for the engine 8, It is also possible to arrange the mounting position of the light source 12 to be adjustable.

Alternatively, a suitable position adjusting mechanism may be employed, such as using a gap adjusting plate such as a shim, or adjusting the gap using screws and a control nut.

Other configurations may be the same as those of the above-described embodiment.

[Other Embodiment 4]

In the above-described embodiment, as the position adjusting mechanism, the structure having the long holes 37, 38, and 39 is used to adjust the position in the front-rear direction, the left-right direction and the vertical direction in the horizontal direction. It is not.

For example, it is possible to remove or add an arbitrary position adjustment direction such that the position can be adjusted only in one direction in the forward or backward direction or the left-right direction in the horizontal direction, or the position can be adjusted only in the vertical direction.

Further, the present invention is not limited to the structure in which the position is adjusted only by the support body 30, and it is also possible to adopt a structure capable of adjusting the position on the mounting bracket 20 side.

Other configurations may be the same as those of the above-described embodiment.

[Other Embodiment 5]

In the above embodiment, as the position adjusting mechanism, there is employed a structure in which elongated holes 37, 38 and 39 are formed along the horizontal direction or the vertical direction so as to adjust the position in the front-rear direction, the left-right direction and the vertical direction. But is not limited thereto.

For example, the long hole along the horizontal direction may be oriented in the inclination direction along both the front-rear direction and the lateral direction, or the long hole may be formed in the inclined posture along both the vertical direction and the longitudinal direction or the lateral direction, The positional adjustment can be performed along the combining direction along the direction of the arrow.

Other configurations may be the same as those of the above-described embodiment.

[Other Embodiment 6]

In the above-described embodiment, the flywheel 83 has a structure having only a function as a simple general flywheel 83, but the present invention is not limited thereto.

For example, although not shown in the drawings, a structure in which a belt winding portion capable of winding a power transmission transmission belt is used as the flywheel 83, or a structure in which the flywheel 83, And a power pulley 84 that can be wound around the belt.

In this case, since the support body 30 supporting the exhaust gas purifier 12 is located between the exhaust gas purifier 12 and the flywheel 83 having the belt winding section capable of winding the electric belt, Even if the gas purifier 12 is disposed close to the flywheel 83 side, the support 30 functions as a heat shield plate for cutting off heat from the exhaust gas purifier 12 at a high temperature.

Other configurations may be the same as those of the above-described embodiment.

The present invention can be applied to a combine harvester, a soybean harvester, a corn harvester, etc., in addition to a self-destructing combine.

2: Machine frame
8: engine
10: Unloader
11: Storage support lever (unloader support)
12: Exhaust gas purifier
15: Supporting device
20: Installation bracket
21:
22: Upper connection
30: Support
31: partition plate member (pedestal member)
32: intermediate member
33: Support member
37, 38, 39: Position adjusting mechanism
80: Crank case
83: flywheel

Claims (10)

An exhaust gas purifying device,
A supporting device for supporting the exhaust gas purifying device is provided,
The exhaust gas purifying device is attached to the supporting device in a state in which the lower end of the exhaust gas purifying device is positioned at an end of the engine on the side where the flywheel is mounted in the longitudinal direction of the crankshaft and below the upper end of the engine Supported,
The supporting device includes a mounting bracket connected to a side surface of the crankcase on a side where the flywheel is located, and a support member connected to an upper side of the mounting bracket and supporting the exhaust gas purifying device from below,
Wherein the mounting bracket includes an upper connecting portion to which the supporting body is connected at an upper side of the flywheel and a side connecting portion connected to the crankcase at a position lower than the upper connecting portion,
Wherein the upper connecting portion is located at an outer peripheral portion on an upper side of the flywheel in a position opposite to the radial direction of the flywheel,
Wherein the lateral connection portion is configured to expose an outer periphery of the flywheel radially outward. The harvester according to claim 1, wherein the mounting bracket is provided with the lateral connecting portions on both sides of the crankshaft, below the upper end of the flywheel. 3. The harvester according to claim 1 or 2, wherein the mounting bracket is formed in an annular shape around the crankshaft, and has connection portions of the side connecting portions on the upper side and the lower side of the crankshaft. 3. The harvester according to claim 1 or 2, wherein the supporting device is provided with a partition plate portion located between the flywheel and the exhaust gas purifying device and partitioned into upper and lower portions. 3. The exhaust gas purifying apparatus according to claim 1 or 2, wherein the supporting device supports the exhaust gas purifying device at a position near the one end in the direction along the connecting surface of the mounting bracket with the crankcase and at a position near the other end Consists of harvester. 3. The harvester according to claim 1 or 2, wherein the supporting device is provided with a position adjusting mechanism capable of adjusting an installation position of the exhaust gas purifying device with respect to the engine. 7. The exhaust gas purifying apparatus according to claim 6, wherein the support comprises: a pedestal member having a connecting portion to the mounting bracket; a supporting member connected to the exhaust gas purifying device; and an intermediate member connecting the pedestal member and the supporting member, Wherein the position adjusting mechanism is provided at a connection point of the pedestal member and the intermediate member or at a connection point of the intermediate member and the support member or at both connection points thereof. The position adjusting device according to claim 7, wherein the position adjusting mechanism is configured to adjust the position in the vertical direction at either the connection point between the pedestal member and the intermediate member or the connection point between the intermediate member and the receiving member, And adjust the position in the horizontal direction. The flywheel according to claim 1 or 2, wherein the flywheel includes a belt winding portion capable of winding a power transmission transmission belt, and the support body is configured to partition between the belt winding portion and the exhaust gas purification device. harvest. 3. The apparatus according to claim 1 or 2, further comprising: an unloader for harvesting the crop; and a storage support lever for supporting the unloader in the storage position to the machine body frame,
Wherein the upper end of the storage support lever supports the unloader at an upper position of the exhaust gas purifier and the lower end of the storage support lever intersects the exhaust gas purifier and is supported on the lower machine body frame.

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