CN102893749B

CN102893749B - Combine

Info

Publication number: CN102893749B
Application number: CN201110363804.4A
Authority: CN
Inventors: 藤田靖; 上村孝彦
Original assignee: Iseki and Co Ltd
Current assignee: Iseki and Co Ltd
Priority date: 2011-07-27
Filing date: 2011-11-16
Publication date: 2015-08-12
Anticipated expiration: 2031-11-16
Also published as: CN102893749A; KR20130014009A; TWI454615B; KR101306071B1; TW201305427A; CN202425328U

Abstract

A kind of combine, it possesses the purifier of excellent durability and can store the grain box of a large amount of grain.In order to solve above-mentioned problem, configure the DPF unit (40) that the Exhaust Gas of engine (9) is purified at the position of the body left and right directions center side of the cross side of sheller unit (5), and the exhaust manifold (30B) of described engine (9) is connected via there being flexible tube connector (52,72) with the air inlet (40E) of DPF unit (40).In addition, DPF unit (40) is configured between sheller unit (5) and grain box (6), the inclined wall (21D) had a down dip towards body lateral is set in the bottom of grain box (6), makes described DPF unit (40) enter the space of the downside of this inclined wall (21D).

Description

Combine

Technical field

The present invention relates to the combine possessing diesel particulate capture filter device.

Background technology

In the past, proposed there is following structure: the exhaust apparatus purified the unburned fuel contained in Exhaust Gas, spheroidizing material is configured in the space (referenced patent document 1,2) be formed between sheller unit and grain box.

Patent document 1: Japanese Unexamined Patent Publication 2010-84542 publication

Patent document 2: Japanese Unexamined Patent Publication 2010-209813 publication

The purifier that the combine that patent document 1,2 is recorded utilizes the exhaust manifold of fastener for connection engine and purifies unburned fuel, spheroidizing material, therefore also exists problem purifier being damaged in advance because of the vibration of engine.In addition, owing to being configured between the sidewall of sheller unit and the sidewall of grain box by purifier, the narrowed width of the left and right directions making grain box is therefore needed, the problem that the storage volume that there is grain box reduces.

Summary of the invention

Therefore, main problem of the present invention is to eliminate described problem points, and secondary problem is to propose a kind of combine, easily can carry out maintenance, the Inspection of purifier.

The present invention solving above-mentioned problem is as described below.

Namely, first aspect present invention is a kind of combine, it possesses mobile devices 3 in the bottom of body, and the engine 9 of sheller unit 5 and this sheller unit 5 of driving is possessed on the top of body, it is characterized in that, DPF unit 40 is configured with at the position of body left and right directions center side of the cross side being in described sheller unit 5, the Exhaust Gas of this DPF unit 40 pairs of engines 9 purifies, engine 9 is bearing in support 41 side via elastomeric element 9B, DPF unit 40 is fixed on support 41 side, by having flexible tube connector 52, the exhaust manifold 30B of 72 the connecting engines 9 and air inlet 40E of DPF unit 40.

Second aspect present invention is formed as, in the combine that first aspect is recorded, described sheller unit 5 is located at the side, left and right of body, grain box 6 is provided with at the left and right opposite side of body, engine 9 is located at the front side of this grain box 6, be provided with the inclined wall 21D had a down dip towards body lateral in the bottom of described grain box 6, make the DPF unit 40 be configured between described sheller unit 5 and grain box 6 enter the space of the downside of described inclined wall 21D.

Third aspect present invention is formed as, and in the combine that second aspect is recorded, the lower surface of described DPF unit 40 near the top of inclined wall 21D is configured.

Fourth aspect present invention is formed as, and in the combine that the third aspect is recorded, forms recess 22 upwards on the top of described inclined wall 21D, and make the top of described DPF unit 40 and this recess 22 facing.

Fifth aspect present invention is formed as, in the combine that first ~ fourth aspect is recorded, this combine possesses first and to winnow device 14, grain after threshing is supplied to grain box 6 from described sheller unit 5 by this first device 14 of winnowing, and described DPF unit 40 is configured in body end view, be in engine 9 and first and winnows between device 14.

Sixth aspect present invention is formed as, in the combine that first ~ fourth aspect is recorded, the exhaust outlet 40F of described DPF unit 40 is connected with exhaust side tube connector 54,74, between the periphery of this exhaust outlet 40F and the inner circumferential of exhaust side tube connector 54,74, be formed with gap.

Invention effect

According to a first aspect of the invention, by engine 9 is bearing in support 41 via elastomeric element 9B, thus prevent the vibration passing of engine 9 to support 41, because DPF unit 40 is directly fixed on support 41 side, therefore, it is possible to prevent from reducing the capturing efficiency of the particle-like substance contained by Exhaust Gas.In addition, even if the engine 9 being supported on support 41 via elastomeric element 9B is in different vibrational states with the DPF unit 40 being fixed on support 41 side in operation or when engine 9 starts, also can be poor by this vibration of flexure absorption of tube connector 52,72, the durability of the gas exhaust piping from exhaust manifold 30B to DPF unit 40 can be improved.

In addition, because this tube connector 52,72 can easily be out of shape, therefore, it is possible to easily the exhaust manifold 30B of connecting engine 9 and DPF unit 40.

According to a second aspect of the invention, on the basis of the effect of first aspect record, by the DPF reached a high temperature in the running of engine 9 unit 40 is configured between sheller unit 5 and grain box 6, can prevent from planting the contact standing in cereal bar in field and DPF unit 40, the space of the downside of described inclined wall 21D is entered into due to DPF unit 40, therefore, it is possible to promoted the drying of the grain be stored in grain box 6 by the heat radiation of DPF unit 40, grain can be prevented in the blocking of grain box inside.

According to a third aspect of the invention we, on the basis of the effect of second aspect record, due to the lower face side of DPF unit 40 near the top of the inclined wall 21D formed in the bottom of grain box 6 is configured, therefore, it is possible to suppress the reduction of the volume because arranging the grain box 6 that DPF unit 40 causes, the storage capacity of grain is increased, the operating efficiency of combine can be improved.

According to a forth aspect of the invention, on the basis of the effect of third aspect record, owing to making the top of DPF unit 40 facing with the recess 22 of the inclined wall 21D being formed at grain box 6, therefore, it is possible to promote the drying of the grain be stored in grain box 6 by the heat radiation of DPF unit 40.

According to a fifth aspect of the invention, on the basis of the effect that the either side in first ~ fourth aspect is recorded, winnow between device 14 owing to DPF unit 40 to be configured to be in engine 9 and first in body end view, therefore, it is possible to DPF unit 40 to be maintained the purification that the condition of high temperature also carries out Exhaust Gas efficiently.

According to a sixth aspect of the invention, on the basis of the effect that the either side in first ~ fourth aspect is recorded, owing to being connected with the internal diameter exhaust side tube connector 54,74 larger than the external diameter of the exhaust outlet 40F of DPF unit 40, therefore, it is possible to by jeting effect coolant exhaust side tube connector 54,74 effectively, can prevent the cereal bar etc. in field from catching fire.

Accompanying drawing explanation

Fig. 1 is the right side view of combine.

Fig. 2 is the left side view of combine.

Fig. 3 is the vertical view of combine.

Fig. 4 is the right side view of the major part of the first embodiment.

Fig. 5 is the amplification right side view of the major part of the first embodiment.

Fig. 6 is the vertical view of the major part of the first embodiment.

Fig. 7 is the amplification plan view of the major part of the first embodiment.

Fig. 8 is the rearview of the major part of the first embodiment.

Fig. 9 is the amplification rearview of the major part of the first embodiment.

Figure 10 is the amplification rearview of the engine of the first embodiment.

Figure 11 is the front view of the major part of the first embodiment.

Figure 12 is the enlarged front view of the major part of the first embodiment.

Figure 13 is the right side view of the major part of the second embodiment.

Figure 14 is the amplification right side view of the major part of the second embodiment.

Figure 15 is the rearview of the major part of the second embodiment.

Figure 16 is the amplification right side view of the major part of the second embodiment.

Figure 17 is the stereogram of the major part of the second embodiment.

Figure 18 is the right side view of the major part of the 3rd embodiment.

Figure 19 is the right side view of the major part after being unloaded by afterbody of the 3rd embodiment.

Label declaration

1: combine;

3: mobile devices;

4: reaping apparatus;

5: sheller unit;

6: grain box;

7: manoeuvre portion;

8: discharge auger;

9: engine;

9B: elastomeric element (engine mount);

Winnow device at 14: the first;

14A: the first winnows cylinder;

14B: the first winnows spiral;

16: after-treatment room;

20: case portion;

20A: right side wall;

20B: left side wall (sidewall);

21: pars infundibularis;

21A: antetheca;

21B: rear wall;

21C: right wall;

21D: left wall (inclined wall);

22: recess;

22A: bottom panel (bottom surface sections);

30: booster;

30A: air inlet turbine;

30B: exhaust driven gas turbine (exhaust manifold);

31：EGR；

40:DPF unit;

40E: air inlet;

40F: exhaust outlet;

41: support;

49: plate of becalming;

50: tube connector;

51: the first tube connectors;

52: flexible pipe (tube connector);

53: the second tube connectors;

54: the three tube connectors (exhaust side tube connector);

57: pitching cylinder;

59: rolling cylinder;

70: tube connector;

71: the first tube connectors;

72: flexible pipe (tube connector);

73: the second tube connectors;

74: the three tube connectors (exhaust side tube connector);

E: engine room;

S: space.

Embodiment

Below, the first embodiment of the present invention is described in detail with reference to accompanying drawing.In addition, for ease of understanding, conveniently illustrate that direction is described, but not therefore limiting structure.

As shown in FIG. 1 to 3, combine 1 possesses: mobile devices 3, and it is made up of the pair of right and left crawler belt travelled in field; Reaping apparatus 4, it is positioned at the front position of body, for from field harvesting grain bar; Sheller unit 5, it is positioned at the rear of reaping apparatus 4, for carrying out threshing, screening to cereal bar; And grain box 6, it is disposed side by side on the right side of sheller unit 5, for storing threshing, screening the grain obtained, in the front side of grain box 6, is provided with the manoeuvre portion 7 of taking for operator at the position facing with the back side of reaping apparatus 5.

In addition, be provided with the discharge auger 8 be discharged to by the grain of storage outside machine at the rear side of grain box 6, in the engine room E on rear side of the below of manoeuvre portion 7, be equipped with diesel engine (engine) 9.

(sheller unit)

The cereal bar gathered in by reaping apparatus 4 is raised up and is delivered to sheller unit 5, and by sheller unit 5 threshing, screening.Sheller unit 5 possesses the drum chamber of the threshing carrying out cereal bar on top, possess the screening room of the screening carrying out cereal bar in bottom.As shown in Fig. 4, Figure 12 etc., in drum chamber, the threshing cylinder 10 with multiple bow roller gear is supported on the cylinder shaft 10A extended along the longitudinal direction by axle, in screening room, be disposed with from front: winnowing machine 11, it is to oscillating riddle screening device blow air; A chute 12, it reclaims the grain leaked down from oscillating riddle screening device; And secondary chute 13, it reclaims the grain (secondary thing) being attached with branch stalk etc. leaked down from oscillating riddle screening device.

The grain reclaimed by chute 12 is raised delivered to grain box 6 by first of the right side being arranged at sheller unit 5 device 14 of winnowing.First device 14 of winnowing send first of the grain spiral 14B that winnows to form by the utilize cylinder steel to form first winnow 14A and raising, first base portion of winnowing a 14A is communicated with the outlet of the lower right side being formed at sheller unit 5, and the first top of winnowing a 14A is communicated with the dispensing port of grain box 6.In addition, first 14A that winnows is arranged obliquely from base portion towards top forward upward in the space S folded by sheller unit 5 and grain box 6.

The grain being attached with branch stalk etc. reclaimed by secondary chute 13 is raised delivered to after-treatment room 16 by second of the right side being arranged at sheller unit 5 device 15 of winnowing.Second device 15 of winnowing send second of the secondary thing spiral 15B that winnows to form by the utilize cylinder steel to form second winnow 15A and raising, be positioned at the first second base portion of winnowing a 15A at rear of base portion of winnowing a 14A to be communicated with the outlet of the lower right side being formed at sheller unit 5, the second top of winnowing a 15A is communicated with the dispensing port of after-treatment room 16.In addition, second 15A that winnows is arranged obliquely from base portion towards top forward upward in the space S folded by sheller unit 5 and grain box 6.

The after-treatment cylinder 16A possessing interrupted helical blade at outer peripheral face is provided with at the inside pivotable frame of the after-treatment room 16 of process and reduction secondary thing.The secondary thing being fed into after-treatment room 16 is forwards carried by the after-treatment cylinder 16A rotated on one side while be separated grain and branch stalk, and from after-treatment thing also stomodaeum drop to oscillating riddle screening device, converge with the treated object from drum chamber and again screened.

As shown in Figure 11, Figure 12, the output shaft 17 of engine 9 be rotated through the threshing cylinder 10 that conveyer belt 17A and conveyer belt 18A is sent to drum chamber, described conveyer belt 17A is wound on the output shaft 17 in the left side being arranged at engine 9 and the belt wheel 18C of jackshaft 18, and described conveyer belt 18A is wound on jackshaft 18 and threshing cylinder power transmission shaft 10B.In addition, the output shaft 16 of engine 9 be rotated through the after-treatment cylinder 16A that conveyer belt 17A and conveyer belt 18B is sent to after-treatment room 16, on the output shaft 17 that described conveyer belt 17A is wound on engine 9 and jackshaft 18, described conveyer belt 18B is wound on jackshaft 18 and after-treatment drum drive axle 16B.

(grain box)

Raised the grain sent be stored in grain box 6 by the first device 14 of winnowing.As shown in Fig. 8, Figure 11 etc., grain box 6 is made up of case portion 20 and pars infundibularis 21, and described case portion 20 is formed with dispensing port, is provided with the discharge spiral being transferred to by grain and discharging auger 8 in described pars infundibularis 21.

In order to make inspection in grain box 6, upkeep operation easy, case portion 20 is formed through the secure components such as bolt by right side wall 20A and left side wall 20B (sidewall) articulate connected structure.Right side wall 20A is formed by punch process and antetheca, rear wall, You Bi, roof, is provided with the fixed installation portion such as nut for the fixing bolt inserted via left side wall 20B etc. in the inner side of the periphery of right side wall 20A.In addition, the installing hole inserted for bolt-through is provided with at the periphery of left side wall 20B.

Pars infundibularis 21 is made up of antetheca 21A, rear wall 21B, right wall 21C and Zuo Bi (inclined wall) 21D, and this pars infundibularis 21 is formed as the roughly triangular prism shape that upside is opened wide.In the bottom of pars infundibularis 21, the grain be stored in grain box 6 is delivered to the discharge spiral of discharging auger 8 and arranges in the mode on the right side of being partial to pars infundibularis 21.In addition, in order to be discharged efficiently by the grain be stored in grain box 6, left wall 21D is provided with the angle of stopping tilted to the right towards bottom from left side from the upper end of left wall 21D.

In order to configure the upper end, right side of diesel particulate capture filter device (DPF unit) 40 described later, the recess 22 of the pars intermedia from the leading section of pars infundibularis 21 to fore-and-aft direction can be formed on the top of the left wall 21D of pars infundibularis 21.Now, in order to the grain be stored in grain box 6 is discharged efficiently, preferably the angle of stopping tilted to the right from left side from the upper end of bottom panel 22A towards bottom in the same manner as left wall 21D is set at bottom panel (bottom surface sections) 22A of recess 22, more preferably, recess 22A is configured in the lower position from the leading section of pars infundibularis 21 to the dispensing port of grain box 6.

(engine)

The engine 9 being configured at the below of manoeuvre portion 7 is installed on support 41 via the engine mount as elastomeric element of the present invention.As shown in Fig. 6, Fig. 7 etc., from rear side, booster 30 and exhaust gas re-circulation apparatus (EGR) 31 has been arranged side by side successively at the upper surface 9A of engine 9, described booster 30 is included in the air inlet turbine 30A making supercharging air in engine 9 and exhaust driven gas turbine (exhaust manifold) 30B discharged by the Exhaust Gas from engine 9, and described exhaust gas re-circulation apparatus (EGR) 31 makes a part for Exhaust Gas be mixed into engine 9.

In addition, as shown in Figure 10 etc., open wide to make grain box 6 and easily carry out maintenance, the inspection of engine 9, at the rear surface 9B of engine 9, at the center upper portion portion of rear surface 9B configuration booster 30, on the right side of rear surface 9B, be arranged side by side generator 32 from right side central portion successively towards lower right side, make the gear pump 33 of oil circulation and drive the auger drive portion 34 discharging auger 8, be configured with the starter 35 of ato unit 9 in the left-side center portion of rear surface 9B.

(DPF unit)

As shown in Fig. 4 ~ Figure 12, in order to remove the impurity contained from the Exhaust Gas of engine 9 discharge, be connected with DPF unit 40 at the tube connector 50 of the exhaust manifold 30B from engine 9.Oxidation catalyst (DOC) 40A of upstream side (air inlet side) and particulate filter (DPF) 40B of downstream (exhaust side) is provided with in the inside of DPF unit 40, the unburned fuel contained in Exhaust Gas is oxidized by DOC 40A, and the spheroidizing material contained in Exhaust Gas is removed by DPF 40B.

As shown in Fig. 4, Fig. 5 etc., DPF unit 40 is supported by framework 42, and this framework 42 is made up of steel and is located at support 41.Framework 42 is by front side frame 43, rear frame 44, top connecting frame 45, lower connecting frame 46, cover 47 and form from the support unit 48 of lower side bearing DPF unit 40.

In addition, be provided with at support 41: pitching cylinder 57, it is fixed on rear side connecting plate 56, and on rear side of this, the rotatable earth's axis of the base portion of connecting plate 56 is supported on support 41, and on rear side of this, the terminal part axle of connecting plate 56 is supported on mobile devices 3; And pair of right and left rolling cylinder 59, it is fixed on front side connecting plate 58, and on front side of this, the rotatable earth's axis of the base portion of connecting plate 58 is supported on support 41, and on front side of this, the terminal part axle of connecting plate 58 is supported on mobile devices 3.In addition, the function that the posture that mobile devices 3 moved along the vertical direction and makes the fore-and-aft direction of combine 1 of having pitching cylinder 57 tilts, rolling cylinder 59 has the function that the posture that mobile devices 3 moved in left-right direction and makes the left and right directions of combine 1 tilts.

As shown in Figure 9, front side frame 43 is formed by front side left post 43A and the right post 43B in front side, the base portion of the left post 43A in described front side is fixed on support 41 and extends upward, the base portion of the right post 43B in described front side is fixed on support 41 and extends upward, then extend above left side, then extend towards left side, and the top of described front side right post 43B is fixed on the top of the left post 43A in front side.

Similarly, rear frame 44 is formed by rear side left post 44A and the right post 44B of rear side, the base portion of the left post 44A of described rear side is fixed on support 41 and extends upward, the base portion of the right post 44B of described rear side is fixed on support 41 and extends upward, then extend above left side, then extend towards left side, and the top of described rear side right post 44B is fixed on the top of the left post 44A of rear side.

The both ends of top connecting frame 45 are separately fixed at the top of left post 43A, front side and the top of the left post 44A of rear side, and the both ends of lower connecting frame 46 are separately fixed at the top of base portion of right post 43B, front side and the top of the base portion of the right post 44B of rear side.

Cover 47 is set up in front side right post 43A and the right post 44A of rear side, and is arranged in handling mode freely by secure components such as bolts.

The top 48A of support unit 48 is fixed on top connecting frame 45, and bottom 48C is fixed on lower connecting frame 46.The top 48A of support unit 48 extends below to the right, then in order to reliably support the outer peripheral face of DPF unit 40, the pars intermedia 48B of support unit 48 is formed as arc-shaped downward in the mode relative with the peripheral shape of DPF unit 40, and extend about 180 degree in the counterclockwise direction, and then the bottom of support unit 48 extends towards right side.

In addition, as shown in Fig. 5, Fig. 9 etc., in order to prevent the air sucked by cooling fan 28 described later from making DPF unit 40 cool, the plate 49 of becalming be made up of steel is provided with in the front side of front side frame 43.In addition, in order to carry out efficiently above-mentioned by DOC 40A to the oxidation of the unburned fuel that Exhaust Gas contains, by the removing of DPF 40B to the spheroidizing material that Exhaust Gas contains, expect to keep the internal temperature of DPF unit 40 more than 300 degree.

(gas exhaust piping structure)

The second tube connector 53 that the exhaust outlet of the exhaust driven gas turbine 30B of engine 9 and the air inlet 40E of DPF unit 40 are consisted of with by steel pipe the first tube connector 51 of being made up of steel pipe, flexible pipe (tube connector) 52 is connected, and described flexible pipe (tube connector) 52 is made up of stainless steel tube and has flexible to reduce the propagation of the vibration of engine 9.

First tube connector 51 extends from the exhaust outlet of exhaust driven gas turbine 30B towards rear side in side view as Suo Shi Fig. 4, Fig. 5 etc., extend from the exhaust outlet of exhaust driven gas turbine 30B towards left side in a top view as Suo Shi Fig. 6, Fig. 7 etc., then towards bending roughly 90 degree of rear side, then extend towards rear side and be connected with the air inlet of flexible pipe 52.

Flexible pipe 52 extends from the air inlet of flexible pipe 52 towards rear side in side view as Suo Shi Fig. 4, Fig. 5 etc., extends in a top view and be connected with the air inlet of the second tube connector 53 as Suo Shi Fig. 6, Fig. 7 etc. from the air inlet of flexible pipe 52 towards rear side.

Second tube connector 53 extends from the exhaust outlet of flexible pipe 52 to rear side in side view as Suo Shi Fig. 4, Fig. 5 etc., then spends towards lower lateral bend roughly 90, then extends towards downside and is connected with the air inlet 40E of DPF unit 40.

The 3rd tube connector (exhaust side tube connector) 54 is connected with at the exhaust outlet 40F of DPF unit 40,3rd tube connector (exhaust side tube connector) 54 is made up of steel pipe, and the Exhaust Gas after the unburned fuel eliminated by DPF unit 40 in Exhaust Gas, spheroidizing material is discharged to the outside by it.

Discharge in order to the Exhaust Gas preventing high temperature causes the temperature of the 3rd tube connector 54 to rise, and the internal diameter of the 3rd tube connector 54 is formed as larger than the external diameter of the exhaust outlet 40F of DPF unit 40.Therefore, by utilizing the exhaust of exhaust outlet inflow the 3rd tube connector 54 from DPF unit 40 to be introduced from DPF unit 40 side end of the 3rd tube connector 54 and the gap of exhaust outlet by extraneous gas, thus the delivery temperature in the 3rd tube connector 54 reduces.In addition, the exhaust outlet 40F of the 3rd tube connector 54 in side view from DPF unit 40 as Suo Shi Fig. 4, Fig. 5 etc. extends towards downside, then towards bending roughly 90 degree of rear side, then extends towards rear side between support 41.

As mentioned above, engine 9 is installed on support 41, DPF unit 40 via the engine mount 9B as elastomeric element of the present invention and is directly installed on support.That is, the supporting structure of engine 9 is: the engine side support unit 9A being located at the bottom of engine 9 is supported on body side bearing parts 41A via having flexible engine mount 9B.

Further, when starting and when producing the load of sheller unit 5 grade, engine 9 significantly vibrates for benchmark with support 41, now, there is the danger causing pipe arrangement and DPF unit 40 breakage because engine 9 is different from the eigentone of DPF unit 40.Engine 9 is connected via there being flexible flexible pipe 52 with DPF unit 40, therefore, even if engine 9 is different from the vibrational state of DPF unit 40, also can by the difference of this vibration of flexure absorption of tube connector 52, the first tube connector 51 and the breakage of the second tube connector 53 and the breakage of DPF unit 40 can be prevented, and can prevent the capturing efficiency vibrating the particle-like substance of the DPF 40B caused because of DPF unit 40 from reducing.

(allocation position of DPF unit)

As shown in Fig. 4, Fig. 5 etc., the rear surface 9B and first that the DPF unit 40 being supported in framework 42 is configured at engine 9 in the longitudinal direction first of device 14 of winnowing is winnowed between a 14A, and is configured at lower than the center of the cooling fan 28 in the right side being located at engine 9 (outside) and higher than pitching cylinder 57 position in the vertical direction.In addition, the bottom of DPF unit 40 is configured in the position higher than the center of the fan 11A of winnowing machine 11.

As shown in Fig. 6, Fig. 7 etc., the rear surface 9B and first that DPF unit 40 is configured in engine 9 in the longitudinal direction first of device 14 of winnowing is winnowed between a 14A, in more detail, in order to promote the drying of the grain being stored in grain box 6, the leading section of DPF unit 40 is configured in the position roughly the same with the antetheca 21A of the pars infundibularis 21 of grain box 6.

In addition, DPF unit 40 is configured between sheller unit 3 and grain box 6 in the lateral direction, in more detail, in order to the conveyer belt 17A that threshing cylinder 10 transmission prevented to sheller unit 3 rotates, 18A and the conveyer belt 17A rotated to the after-treatment cylinder 16A transmission of sheller unit 3, the deterioration of the durability caused by high temperature of 18B, DPF unit 40 is configured to than belt wheel 18C, conveyer belt 17A, 18A, 18B is rear on the right side, and in order to promote the drying of the grain being stored in grain box 6, the right upper portion of DPF unit 40 is facing with the recess 22 formed at the left wall 21D of the pars infundibularis 21 of grain box 6.

As shown in Fig. 8, Fig. 9 etc., DPF unit 40 is configured between sheller unit 3 and grain box 6 in the lateral direction, in more detail, in order to promote the drying of the grain being stored in grain box 6, the center configuration of DPF unit 40 is the deflection right side, upper end of the left wall 21D of the pars infundibularis 21 than grain box 6.

In addition, DPF unit 40 is configured between the after-treatment cylinder 16A of sheller unit 3 and pitching cylinder 57 in the vertical direction, in more detail, catch fire to prevent the cereal bar in field, the adjacent configuration in upper end of the left wall 21D of the pars infundibularis 21 of DPF unit 40 and grain box 6, and the right upper portion of DPF unit 40 is facing with the recess 22 formed at the left wall 21D of the pars infundibularis 21 of grain box 6.

As shown in Figure 11, Figure 12 etc., DPF unit 40 is configured to be partial to right side than the left side 9C of engine 9 in the lateral direction.

[the second embodiment]

Below, the second embodiment of the present invention is described in detail with reference to Figure 13 ~ Figure 17.In addition, same label be marked with for same parts and omit the description.

Engine 9 is installed on support 41 via having flexible engine mount in the same manner as the first embodiment.

Specifically, the engine side support unit 9A being located at the bottom of engine 9 is supported on body side bearing parts 41A via having flexible engine mount 9B.

DPF unit 40 is supported by framework 102, and this framework 102 is made up of steel and is located at support 41.Framework 102 is made up of the downside support unit 108 of front side frame 103, rear frame 104, top connecting frame 105, lower connecting frame 106, cover 107 and supporting DPF unit 40, upside support unit 109.

In addition, be provided with at support 41: pitching cylinder 57, it is fixed on rear side connecting plate 56, and on rear side of this, the rotatable earth's axis of the base portion of connecting plate 56 is supported on support 41, and on rear side of this, the terminal part axle of connecting plate 56 is supported on mobile devices 3; And pair of right and left rolling cylinder 59, it is fixed on front side connecting plate 58, and on front side of this, the rotatable earth's axis of the base portion of connecting plate 58 is supported on support 41, and on front side of this, the terminal part axle of connecting plate 58 is supported on mobile devices 3.In addition, pitching cylinder 57 has the function of the postural change making the fore-and-aft direction of support 41 with mobile devices 3 for benchmark, and rolling cylinder 59 has the function of the postural change making the left and right directions of support 41 with mobile devices 3 for benchmark.

Described framework 102 is for covering the surrounding of DPF unit 40 and DPF unit 40 being supported on the upside of support 41, DPF unit 40 and left and right sides quilt cover covers, and front side is covered by front side frame 103, and rear side is covered by rear frame 104.

(rear frame and front side frame)

The cover portion 104A that rear frame 104 has the rear side covering DPF unit 40 and foot 104B, 104C of left and right of extending to support 41 side from the bottom of cover portion 104A, support 41 side is fixed in the bottom of this right foot part 104B and left foot portion 104C.

Pitching cylinder 57 position on the right side described in the ratio that right foot part 104B is secured directly support 41, left foot portion 104C is fixed on the installing component 41B that support 41 possesses.This installing component 41B is also used as the parts of the pars intermedia of supporting the 3rd tube connector 54, according to this structure, structure can be made to simplify, can cut down number of components.

In addition, terminal part (rearward end) side of pitching cylinder 57 rearward extends between right foot part 104B and left foot portion 104C, and is connected with pitch arm, and this pitch arm is connected with the crawler frame of mobile devices 3 side.Thus, although rear frame 104 to be located at the top of pitching cylinder 57, rear frame 104 can not become the obstacle of the action of pitching cylinder 57, can action swimmingly.

Front side frame 103 has the foot 103B that the cover portion 103A of the front side covering DPF unit 40 and the position to the right from the bottom of cover portion 103A extend to support 41 side, this foot 103B is fixed on support 41, and the installation portion being located at the top side of keeping left of cover portion 104A is fixed on top connecting frame 105.Front side frame 103 is the structures not arranging foot at the left lower of cover portion 103A, therefore, it is possible to prevent the interference with transmission mechanisms such as the driving-belts of engine 9.

In addition, front side frame 103 also can be formed as the structure with Liang Ge foot in the same manner as rear frame 104.

(top connecting frame and lower connecting frame)

Be connected with lower connecting frame 106 by the top connecting frame 105 of fore-and-aft direction between front side frame 103 and rear frame 104.The fixed part 105A of the leading section of top connecting frame 105 is fixed on the engine rear frame 109 erected from support 41 at the rear portion of engine 9.

(cover)

Further, described cover 107 is installed on front side frame 103 and rear frame 104 and top connecting frame 105 and lower connecting frame 106.Specifically, cover 107 covers 107L by left side and right side cover 107R is formed, the left side cover 107L of one side has: top incline, and top connecting frame 105 is fixed in the upper end of this top incline, and this top incline is formed as the inclination attitude of sheller unit 5 side reduction from this upper end; Generally perpendicularly side surface part downward from the bottom of top incline; And bottom incline, grain box 6 side of this bottom incline tilts lower, and this bottom incline is formed as the lower end in portion from the side until the position that intersects with rear frame 104 in rearview.

The right side cover 107R of the opposing party has: upper surface portion, and top connecting frame 105 is fixed in its upper end, and this upper surface portion substantially horizontally extends from top connecting frame 105 towards grain box 6 side; Top incline, it is formed as the inclination attitude of grain box 6 side reduction from the right-hand end of upper surface portion; And side surface part, its from the bottom of top incline generally perpendicularly downward, the bottom of this side surface part is fixed on lower connecting frame 106.

Further, left side cover 107L and the right side cover leading section of 107R and rearward end engage with front side frame 103 and rear frame 104 respectively by secure components such as bolts, to prevent gap.

But cover 107 is formed as covering the upside of DPF unit 40 and the left and right sides and downside (position between the bottom of left side cover 107L and right side cover 107R, open lower side portion Hb) unlimited shape.

And, the front side of DPF unit 40 and rear side are covered by cover portion 103A, 104A of front side frame 103 and rear frame 104 as described above, but the cover portion 104A of rear frame 104 is only located at the position on the right side, left part than top connecting frame 105, it is unlimited (rear openings portion Hr) that cover portion 104A and left side are covered between 107L.Therefore, because the rear of sensor unit 110 described later is unlimited, thus the fault that caused by the heat of sensor unit 110 can be prevented.

(upside support unit and downside support unit)

Downside support unit 108 and upside support unit 109 are for being fixed to top connecting frame 105 and lower connecting frame 106 by DPF unit 40.

The top 108A of downside support unit 108 is fixed on top connecting frame 105, and bottom 108C is fixed on lower connecting frame 106.The top 108A of downside support unit 108 extends below to the right, then in order to reliably support the outer peripheral face of DPF unit 40, be formed with the arc sections 108B of the arc-shaped of the shape according to DPF unit 40 periphery, and then the bottom 108C of downside support unit 108 extends towards right side.

Further, the top 109A of upside support unit 109 is fixed on the top 108A of downside support unit 108 by secure components such as bolts, bottom 109C is fixed on the bottom 108C of downside support unit 108 by secure components such as bolts.The arc sections 109B of the periphery according to DPF unit 40 is formed between top 109A and bottom 109C.

DPF unit 40 is fixed by support unit on the downside of these 108 and upside support unit 109.In addition, although the diagram of eliminating, but at the top 108A of downside support unit 108 and bottom 108C and the elastomeric element (sheet rubber) being provided with vibrationproof between top connecting frame 105 and lower connecting frame 106, thus vibration when reducing traveling is transmitted to DPF unit 40 from support 41.

(sensor unit)

The sensor unit 110 of the temperature and pressure for measuring DPF unit 40 inside is installed at the sidepiece of sheller unit 5 side of DPF unit 40.This sensor unit 110 is connected with the controller controlling engine 9, this controller is connected with pressure sensor and temperature sensor etc., the pressure leaning on exhaust stream direction upstream side and downstream than the filter of DPF 40B measured by described pressure sensor, the delivery temperature of each several part of described temperature sensor measurement DOC 40A and DPF 40B.

Sensor unit 110 is fixed on DPF unit 40 by the fastening bolt of flange part through bracket 110A, and the fastening bolt of described flange part is used for the cylindrical shell that the front and back of DPF unit 40 separate to be joined together.

(gas exhaust piping structure)

From engine 9 to the gas exhaust piping of DPF unit 40 in the same manner as the first embodiment by the first tube connector 51 of being made up of steel pipe, to be made up of stainless steel tube and to there is flexible flexible pipe (tube connector) 52 and the second tube connector 53 of being made up of steel pipe connects.

As mentioned above, engine 9 is installed on support 41, DPF unit 40 is directly installed on support via having flexible engine mount 9B.Further, when starting and when producing the load of sheller unit 5 grade, engine 9 significantly vibrates for benchmark with support 41, now, there is the danger causing pipe arrangement and DPF unit 40 breakage because engine 9 is different from the eigentone of DPF unit 40.Engine 9 is connected via there being flexible flexible pipe 52 with DPF unit 40, therefore, even if engine 9 is different from the vibrational state of DPF unit 40, also can by the difference of this vibration of flexure absorption of tube connector 52, the first tube connector 51 and the breakage of the second tube connector 53 and the breakage of DPF unit 40 can be prevented, and can prevent the capturing efficiency vibrating the particle-like substance of the DPF 40B caused because of DPF unit 40 from reducing.

(allocation position of DPF unit)

Same with the first embodiment, the rear surface 9B and first that DPF unit 40 is configured in engine 9 in the longitudinal direction first of device 14 of winnowing is winnowed between a 14A, in more detail, in order to promote the drying of the grain being stored in grain box 6, the leading section of DPF unit 40 is configured in the position roughly the same with the antetheca 21A of the pars infundibularis 21 of grain box 6.

In addition, DPF unit 40 is configured between the after-treatment cylinder 16A of sheller unit 3 and pitching cylinder 57 in the vertical direction, in more detail, catch fire to prevent the cereal bar in field, the adjacent configuration in upper end of the left wall 21D of the pars infundibularis 21 of DPF unit 40 and grain box 6, and the right upper portion of DPF unit 40 is facing with the recess 22 formed at the left wall 21D of the pars infundibularis 21 of grain box 6.That is, part or all of DPF unit 40 enters the downside of the left wall 21D of grain box 6.

The middle position of the length of the fore-and-aft direction of DPF unit 40 is roughly consistent with the ground connection center C of the ground contact length L of the fore-and-aft direction of mobile devices 3, the impact that there is the upper and lower vibration produced with the postural change of the fore-and-aft direction of the body of combine 1 when concavo-convex field travels can being reduced in, can preventing from reducing the capturing efficiency of spheroidizing material and by vibrating the breakage caused.

In addition, the combine 1 that the present invention relates to is formed through the structure that single pitching cylinder 57 changes the inclination attitude of front and back, but possess two pitching cylinders in front and back to change in the mode of the inclination attitude of front and back, the middle position of the length of the fore-and-aft direction of preferred DPF unit 40 is configured in the position of the central authorities of the time interval being positioned at two pitching cylinders.

(the 3rd embodiment)

Next, the 3rd embodiment that present invention will be described in detail with reference to the accompanying.In addition, same label be marked with for same parts and omit the description.

As shown in figure 18, in order to remove the impurity contained from the Exhaust Gas of engine 9 discharge, DPF unit 40 is connected with at the tube connector 70 of engine 9.

The DPF unit 40 of the 3rd embodiment is supported by framework 62, and this framework 62 is made up of steel and is located at support 41.Framework 62 is by front side frame 63, rear frame 64, top connecting frame 65, lower connecting frame 66, cover 67 and form from the support unit 68 of lower side bearing DPF unit 40.

In the same manner as the front side frame 43 of the first embodiment, front side frame 63 is formed by the right post of the left post in front side and front side, the base portion of the left post in described front side is fixed on support 41 and extends upward, the base portion of the right post in described front side is fixed on support 41 and extends upward, then extend above left side, then extend towards left side, and the top of the right post in described front side is fixed on the top of the left post in front side.

In the same manner as the rear frame 44 of the first embodiment, rear frame 64 is formed by the left post of rear side and the right post of rear side, the base portion of the left post of described rear side is fixed on support 41 and extends upward, the base portion of the right post of described rear side is fixed on support 41 and extends upward, then extend above left side, then extend towards left side, and the top of the right post of described rear side is fixed on the top of the left post of rear side.

The both ends of top connecting frame 65 are separately fixed at the top of the top of the left post in front side of front side frame 63 and the left post of rear side of rear frame 64, and the both ends of lower connecting frame 66 are separately fixed at the top of the base portion of the top of the base portion of the right post in front side of front side frame 63 and the right post of rear side of lower connecting frame 66.In addition, compare with lower connecting frame 46 with the top connecting frame 45 of the first embodiment, top connecting frame 65 and lower connecting frame 66 are formed shorter in the length of fore-and-aft direction.

Cover 67 is detachably set up in the right post in front side of front side frame 63 and the right post of rear side of rear frame 64 by secure components such as bolts.

Top connecting frame 65 is fixed on the top of support unit 68, lower connecting frame 66 is fixed in the bottom of support unit 68, and the peripheral shape of the pars intermedia of support unit 68 and the side more forward than divisional plane 40C of DPF unit 40 is relatively formed as arc-shaped downward.

In order to carry out the replacing operation of the DPF 40B of DPF unit 40 simply, lower connecting frame 66 side being rearward configured to than framework 62 than the afterbody 40D of divisional plane 40C side rearward of DPF unit 40.As shown in figure 19, when the replacing operation of DPF 40B, by being unloaded from DPF unit 40 by afterbody 40D, DPF 40B can easily be changed.

The second tube connector 73 that the exhaust outlet of the exhaust driven gas turbine 30B of engine 9 and the air inlet 40E of DPF unit 40 are consisted of with by steel pipe the first tube connector 71 of being made up of steel pipe, flexible pipe (tube connector) 72 is connected, and described flexible pipe (tube connector) 72 is made up of the propagation of the vibration reducing engine 9 stainless steel tube.

As shown in Figure 18, Figure 19, the first tube connector 71 extends to upside from the exhaust outlet of exhaust driven gas turbine 30B towards rear side in side view, then spends towards lower lateral bend roughly 45, then extends towards downside and is connected with the air inlet of flexible pipe 72.

Flexible pipe 72 extends from the air inlet of flexible pipe 72 towards downside in side view and is connected with the air inlet of the second tube connector 73.

Second tube connector 73 extends from the exhaust outlet of flexible pipe 72 towards downside in side view and is connected with the air inlet 40E of DPF unit 40.

The 3rd tube connector (exhaust side tube connector) 74 is connected with at the exhaust outlet 40F of DPF unit 40,3rd tube connector (exhaust side tube connector) 74 is made up of steel pipe, and the Exhaust Gas after the unburned fuel eliminated by DPF unit 40 in Exhaust Gas, spheroidizing material is discharged to the outside by it.

Discharge in order to the Exhaust Gas preventing high temperature causes the temperature of the 3rd tube connector 74 to rise, and the internal diameter of the 3rd tube connector 74 is formed as larger than the external diameter of the exhaust outlet 40F of DPF unit 40.In addition, the 3rd tube connector 74 extends from the exhaust outlet 40F of DPF unit 40 towards downside in side view, then towards bending roughly 120 degree of rear side, then extends towards rear side between support 41.

As shown in Figure 18, Figure 19, the rear surface 9B and first that the DPF unit 40 being supported in framework 62 is configured at engine 9 in the longitudinal direction in the same manner as the DPF unit 40 of the first embodiment first of device 14 of winnowing is winnowed between a 14A, and is configured at lower than the center of the cooling fan 28 in the right side being located at engine 9 (outside) and higher than pitching cylinder 57 position in the vertical direction.

In addition, although the diagram of eliminating, but DPF unit 40 is configured between sheller unit 3 and grain box 6 in the lateral direction, in more detail, in order to the conveyer belt 17A that threshing cylinder 10 transmission prevented to sheller unit 3 rotates, 18A and the conveyer belt 17A rotated to the after-treatment cylinder 16A transmission of sheller unit 3, the deterioration of the durability caused by high temperature of 18B, DPF unit 40 is configured to than conveyer belt 17A, 18A, 18B is rear on the right side, and in order to promote the drying of the grain being stored in grain box 6, the right upper portion of DPF unit 40 is facing with the recess 22 formed at the left wall 21D of the pars infundibularis 21 of grain box 6.

Claims

1. a combine, it possesses mobile devices (3) in the bottom of body, and possesses the engine (9) of sheller unit (5) and this sheller unit of driving (5) on the top of body, it is characterized in that,

Be configured with DPF unit (40) at the position of body left and right directions center side of the cross side being in described sheller unit (5), the Exhaust Gas of this DPF unit (40) to engine (9) purifies,

Engine (9) is bearing in support (41) side via elastomeric element (9B), and DPF unit (40) is fixed on support (41) side,

By having the flexible exhaust manifold (30B) of tube connector (52,72) connecting engine (9) and the air inlet (40E) of DPF unit (40),

Described sheller unit (5) is located at the left side of body, is provided with grain box (6) side by side on the right side of described sheller unit (5),

Be provided with second to winnow device (15) on the right side of described sheller unit (5), be supplied to the after-treatment room (16) that pivotable frame is provided with after-treatment cylinder (16A) by this second device (15) of winnowing process being attached with grain that branch obstructs

The inclined wall (21D) had a down dip towards body lateral is provided with in the bottom of described grain box (6), make the DPF unit (40) be configured between described sheller unit (5) and grain box (6) enter the space of the downside of described inclined wall (21D), and make this DPF unit (40) be configured at the below of described after-treatment cylinder (16A).

2. combine according to claim 1, wherein,

The lower surface of described DPF unit (40) near the top of inclined wall (21D) is configured.

3. combine according to claim 2, wherein,

Form recess (22) upwards on the top of described inclined wall (21D), and make the top of described DPF unit (40) and this recess (22) facing.

4. the combine according to any one in claims 1 to 3, wherein,

This combine possesses first and to winnow device (14), grain after threshing is supplied to grain box (6) from described sheller unit (5) by this first device (14) of winnowing, and described DPF unit (40) is configured in body end view, be in engine (9) and first and winnows between device (14).

5. the combine according to any one in claims 1 to 3, wherein,

The exhaust outlet (40F) of described DPF unit (40) is connected with exhaust side tube connector (54,74), between the periphery of this exhaust outlet (40F) and the inner circumferential of exhaust side tube connector (54,74), be formed with gap.