JP6869788B2 - combine - Google Patents

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JP6869788B2
JP6869788B2 JP2017080696A JP2017080696A JP6869788B2 JP 6869788 B2 JP6869788 B2 JP 6869788B2 JP 2017080696 A JP2017080696 A JP 2017080696A JP 2017080696 A JP2017080696 A JP 2017080696A JP 6869788 B2 JP6869788 B2 JP 6869788B2
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driver
seat
partition wall
engine
opening
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JP2018174823A (en
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山下 裕司
裕司 山下
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Mitsubishi Mahindra Agricultural Machinery Co Ltd
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Mitsubishi Mahindra Agricultural Machinery Co Ltd
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Description

本発明は、運転部とエンジンルームとを仕切る仕切壁を備えるコンバインに関する。 The present invention relates to a combine having a partition wall that separates the driver's unit from the engine room.

コンバインは、エンジンが配置されるエンジンルームと、オペレータが座る運転座席が配置される運転部と、を備えており、運転座席の下方には、運転部とエンジンルームとを仕切る仕切壁が設けられている。 The combine includes an engine room in which the engine is arranged and a driver's unit in which the driver's seat in which the operator sits is arranged. Below the driver's seat, a partition wall separating the driver's unit and the engine room is provided. ing.

この種のコンバインでは、エンジン回りのメンテナンスを行うにあたり、運転部を覆うキャビン全体を機体外側方に回動可能としたものや(特許文献1参照)、仕切壁に、着脱カバーの着脱に応じて開閉される開口部を設け、該開口部を介して運転部側からエンジン周りのメンテナンスを行うものが知られている。 In this type of combine, when performing maintenance around the engine, the entire cabin that covers the driving part can be rotated outward of the machine body (see Patent Document 1), or the partition wall can be attached or detached according to the attachment or detachment of the attachment / detachment cover. It is known that an opening that is opened and closed is provided, and maintenance around the engine is performed from the operation unit side through the opening.

特許第5155795号公報Japanese Patent No. 5155795

前者では、キャビン全体の回動に応じてエンジンルームを広範囲に亘って開放できるので、メンテナンス性に優れるという利点があるものの、キャビン全体を回動可能にする大掛かりな回動機構が必要になり、重量の増大や大幅なコストアップを招来する虞がある。一方、後者では、コストアップを回避可能であるが、仕切壁には、運転座席を位置調整可能に支持する運転座席支持装置が取付けられているので、開口部を介して運転部側からエンジン周りのメンテナンスを行う際に運転座席支持装置が邪魔になる虞があった。 The former has the advantage of being excellent in maintainability because the engine room can be opened over a wide range according to the rotation of the entire cabin, but a large-scale rotation mechanism that makes the entire cabin rotatable is required. It may lead to an increase in weight and a significant increase in cost. On the other hand, in the latter case, it is possible to avoid an increase in cost, but since a driver's seat support device for supporting the driver's seat in a position-adjustable manner is attached to the partition wall, the driver's seat is connected to the engine from the driver's side through the opening. There was a risk that the driver's seat support device would get in the way when performing maintenance.

本発明は、上記の如き実情に鑑みこれらの課題を解決することを目的として創作されたものであって、請求項1の発明は、オペレータが座る運転座席が配置される運転部と、エンジンが配置されるエンジンルームと、を備えるコンバインであって、少なくとも前記運転座席の下方で前記運転部と前記エンジンルームとを仕切る仕切壁を備え、前記運転座席は、前記仕切壁の前方を向く面にのみ締結された運転座席支持装置で支持され、前記締結箇所の締結及び締結解除に基づいて、前記運転座席及び前記運転座席支持装置が一体的に着脱されることを特徴とする。
また、請求項2の発明は、請求項1に記載のコンバインであって、前記運転部は、一側部に乗降口を備え、前記運転座席及び前記運転座席支持装置は、機体から降りた状態のオペレータが前記乗降口を介して着脱可能であることを特徴とする。
また、請求項3の発明は、請求項1又は2に記載のコンバインであって、前記仕切壁は、上側ほど後退するように傾斜する傾斜面部を備え、該傾斜面部と前記運転座席の下面との間に空間部が形成されることを特徴とする。
また、請求項4の発明は、請求項1〜3のいずれか1項に記載のコンバインであって、前記仕切壁は、前記運転座席の後方で前記運転部と前記エンジンルームのエンジン上方空間とを連通させる開口部と、前記開口部を開閉可能に覆う着脱カバーと、を備えることを特徴とする。
The present invention has been created for the purpose of solving these problems in view of the above circumstances, and the invention of claim 1 has a driver unit in which a driver's seat on which an operator sits is arranged and an engine. A combine that includes an engine room to be arranged, the driver seat having a partition wall that separates the driver unit from the engine room at least below the driver's seat, and the driver's seat is on a surface facing the front of the partition wall. The driver's seat is supported only by the driver's seat support device, and the driver's seat and the driver's seat support device are integrally attached and detached based on the fastening and unfastening of the fastening portion.
The invention of claim 2 is the combine according to claim 1, wherein the driving unit is provided with an entrance / exit on one side, and the driver's seat and the driver's seat support device are in a state of being dismounted from the machine body. The operator is removable via the entrance / exit.
The invention of claim 3 is the combine according to claim 1 or 2, wherein the partition wall includes an inclined surface portion that inclines so as to retract toward the upper side, and the inclined surface portion and the lower surface of the driver's seat. It is characterized in that a space portion is formed between the two.
The invention of claim 4 is the combine according to any one of claims 1 to 3, wherein the partition wall is behind the driver's seat with the driver's unit and the space above the engine in the engine room. It is characterized by including an opening through which the opening is communicated and a removable cover that covers the opening so as to be openable and closable.

請求項1の発明によれば、運転座席は、仕切壁の前方を向く面にのみ締結された運転座席支持装置で支持され、締結箇所の締結及び締結解除に基づいて、運転座席及び運転座席支持装置が一体的に着脱されるので、エンジンルームや運転部のメンテナンスに際し、運転座席及び運転座席支持装置を効率良く着脱することで、エンジンルーム及び運転部のメンテナンス性を向上できる。
また、請求項2の発明によれば、運転座席及び運転座席支持装置は、機体から降りた状態のオペレータが乗降口を介して着脱可能なので、運転座席及び運転座席支持装置の着脱作業効率を更に向上させることができる。
また、請求項3の発明によれば、仕切壁は、上側ほど後退するように傾斜する傾斜面部を備え、該傾斜面部と運転座席の下面との間に空間部が形成されるので、運転座席及び運転座席支持装置の着脱作業効率を更に向上させることができるだけでなく、仕切壁とオペレータの足との間に空間部を介在させることにより、エンジンルームからの熱がオペレータの足に伝わることを抑制できる。
また、請求項4の発明によれば、仕切壁は、前記運転座席の後方で運転部とエンジンルームのエンジン上方空間とを連通させる開口部と、開口部を開閉可能に覆う着脱カバーと、を備えるので、運転座席、運転座席支持装置及び着脱カバーを取り外せば、運転部側から開口部を介してエンジン上部をメンテナンスすることができる。
According to the invention of claim 1, the driver's seat is supported by the driver's seat support device fastened only to the front-facing surface of the partition wall, and the driver's seat and the driver's seat support are supported based on the fastening and unfastening of the fastening portion. Since the device is integrally attached and detached, the maintainability of the engine room and the driver's unit can be improved by efficiently attaching and detaching the driver's seat and the driver's seat support device when maintaining the engine room and the driver's unit.
Further, according to the invention of claim 2, since the driver's seat and the driver's seat support device can be attached and detached by the operator in a state of getting off the aircraft through the entrance / exit, the efficiency of attaching and detaching the driver's seat and the driver's seat support device can be further improved. Can be improved.
Further, according to the invention of claim 3, the partition wall is provided with an inclined surface portion that is inclined so as to be retracted toward the upper side, and a space portion is formed between the inclined surface portion and the lower surface of the driver's seat. In addition to further improving the efficiency of attaching and detaching the driver's seat support device, the heat from the engine room is transferred to the operator's feet by interposing a space between the partition wall and the operator's feet. Can be suppressed.
Further, according to the invention of claim 4, the partition wall includes an opening for communicating the driver's unit and the space above the engine in the engine room behind the driver's seat, and a removable cover for opening and closing the opening. Therefore, if the driver's seat, the driver's seat support device, and the detachable cover are removed, the upper part of the engine can be maintained from the driver's side through the opening.

本発明の実施形態に係るコンバインの右側面図である。It is a right side view of the combine which concerns on embodiment of this invention. 本発明の実施形態に係るコンバインの左側面図である。It is a left side view of the combine which concerns on embodiment of this invention. 本発明の実施形態に係るコンバインの平面図である。It is a top view of the combine which concerns on embodiment of this invention. 本発明の実施形態に係るコンバインの要部左側面図である。It is a left side view of the main part of the combine which concerns on embodiment of this invention. 本発明の実施形態に係るコンバインの要部背面図である。It is a rear view of the main part of the combine which concerns on embodiment of this invention. 本発明の実施形態に係るコンバインの要部右側面図である。It is a right side view of the main part of the combine which concerns on embodiment of this invention. 本発明の実施形態に係るコンバインの着脱カバー及び運転座席を取外した状態を示す要部右側面図である。It is a right side view of the main part which shows the state which the detachable cover of the combine which concerns on embodiment of this invention, and the driver's seat are removed. 本発明の実施形態に係るキャビンを示す斜視図である。It is a perspective view which shows the cabin which concerns on embodiment of this invention. 本発明の実施形態に係るキャビンの右前柱を省略した斜視図である。It is a perspective view which omitted the right front pillar of the cabin which concerns on embodiment of this invention. 本発明の実施形態に係るキャビンの運転座席を取外した状態を示す斜視図である。It is a perspective view which shows the state which removed the driver's seat of the cabin which concerns on embodiment of this invention. 本発明の実施形態に係るキャビンの着脱カバーを取外した状態を示す斜視図である。It is a perspective view which shows the state which the detachable cover of the cabin which concerns on embodiment of this invention is removed. 本発明の実施形態に係る着脱カバーの斜視図であり、(a)は着脱カバーを前側から見た斜視図、(b)は着脱カバーを後側から見た斜視図である。It is a perspective view of the detachable cover which concerns on embodiment of this invention, (a) is the perspective view which looked at the detachable cover from the front side, (b) is the perspective view which looked at the detachable cover from the rear side. 本発明の実施形態に係る運転座席及び運転座席支持装置の図であり、(a)は運転座席及び運転座席支持装置の側面図、(b)は運転座席及び運転座席支持装置の正面図である。It is a figure of the driver's seat and the driver's seat support device which concerns on embodiment of this invention, (a) is a side view of a driver's seat and a driver's seat support device, (b) is a front view of a driver's seat and a driver's seat support device. .. 本発明の実施形態に係る着脱カバーの断面図である。It is sectional drawing of the detachable cover which concerns on embodiment of this invention.

以下、本発明の実施の形態について、図面に基づいて説明する。図1〜図3において、1はコンバインであって、該コンバイン1は、機体フレーム2の下方にクローラ式の走行部3を備える走行機体4と、走行機体4の前部に昇降自在に連結される前処理部5と、走行機体4の左側に配置され、前処理部5が刈り取った茎稈から穀粒を脱穀して選別する脱穀部6と、走行機体4の右側に配置され、脱穀部6が選別した穀粒を貯留する穀粒タンク7と、穀粒タンク7内の穀粒を機外に排出する排出オーガ8と、走行機体4の右側で、且つ穀粒タンク7の前側に配置される運転部9とを備える。 Hereinafter, embodiments of the present invention will be described with reference to the drawings. In FIGS. 1 to 3, 1 is a combine, and the combine 1 is movably connected to a traveling machine 4 having a crawler-type traveling unit 3 below the body frame 2 and a front portion of the traveling machine 4. A threshing section 6 arranged on the left side of the traveling machine 4 and a threshing section 6 arranged on the left side of the traveling machine 4 to thresh grains from the stalks cut by the pretreatment section 5 and a threshing section located on the right side of the traveling machine 4. The grain tank 7 for storing the grains selected by 6 and the discharge auger 8 for discharging the grains in the grain tank 7 to the outside of the machine are arranged on the right side of the traveling machine 4 and on the front side of the grain tank 7. It is provided with a driving unit 9 to be operated.

運転部9は、運転空間を覆うキャビン10を備えており、キャビン10で覆われる運転空間には、オペレータが座る運転座席11や各種の操作具が配置されている。キャビン10は、右側部に乗降口10aを有し、該乗降口10aを介してオペレータの乗降が行われる。また、キャビン10は、乗降口10aを覆うスライド式のドア12を備え、該ドア12のスライド操作に基づいて乗降口10aが開閉される。 The driving unit 9 includes a cabin 10 that covers the driving space, and a driver's seat 11 on which the operator sits and various operating tools are arranged in the driving space covered by the cabin 10. The cabin 10 has an entrance / exit 10a on the right side, and the operator gets on / off through the entrance / exit 10a. Further, the cabin 10 includes a sliding door 12 that covers the entrance / exit 10a, and the entrance / exit 10a is opened / closed based on the sliding operation of the door 12.

図4〜図6に示すように、運転座席11の後下方で、且つ穀粒タンク7の前方には、エンジン14などを収容するエンジンルーム15が形成されている。エンジン14の右側近傍には、ラジエータ16及び冷却ファン17が配置されており、冷却ファン17の駆動に応じて機体右側方から防塵網15aを介してエンジンルーム15内にエンジン冷却風が導入される。エンジンルーム15は、前方及び後方が覆われ、左側方が開放されているため、エンジンルーム15に導入されたエンジン冷却風は、ラジエータ16を通過した後、主にエンジン14の周囲を通ってエンジンルーム15の左側方に排出される。 As shown in FIGS. 4 to 6, an engine room 15 for accommodating an engine 14 and the like is formed below the driver's seat 11 and in front of the grain tank 7. A radiator 16 and a cooling fan 17 are arranged near the right side of the engine 14, and engine cooling air is introduced into the engine room 15 from the right side of the machine body via a dustproof net 15a according to the drive of the cooling fan 17. .. Since the front and rear of the engine room 15 are covered and the left side is open, the engine cooling air introduced into the engine room 15 passes through the radiator 16 and then mainly passes around the engine 14. It is discharged to the left side of the room 15.

エンジン14には、その吸気を機外から導入するための吸気経路と、排気ガスを機外に排出するための排気経路が接続されている。吸気経路には、プレクリーナ18及びエアクリーナ19が設けられており、プレクリーナ18によって浄化された外気が、プレクリーナ18の吸気出口とエアクリーナ19の吸気入口とを接続する吸気接続パイプ20を介してエアクリーナ19に吸入されるとともに、エアクリーナ19によって浄化された空気が、エアクリーナ19の吸気出口とエンジン14の吸気口とを接続する吸気パイプ21を介してエンジン14に吸入される。 The engine 14 is connected to an intake path for introducing the intake air from the outside of the machine and an exhaust path for discharging the exhaust gas to the outside of the machine. A pre-cleaner 18 and an air cleaner 19 are provided in the intake path, and the outside air purified by the pre-cleaner 18 passes through an intake connection pipe 20 that connects the intake outlet of the pre-cleaner 18 and the intake inlet of the air cleaner 19. At the same time as being sucked into the air cleaner 19, the air purified by the air cleaner 19 is sucked into the engine 14 through the intake pipe 21 connecting the intake outlet of the air cleaner 19 and the intake port of the engine 14.

排気経路には、粒子状物質除去装置22(DPF:Diesel Particulate Filter)及び窒素酸化物浄化装置23(SCR:Selective Catalytic Reduction)が設けられており、エンジン14の排気ガスが、エンジン14の排気口と粒子状物質除去装置22の排気入口とを接続する排気パイプ24を介して粒子状物質除去装置22に排出されるとともに、粒子状物質除去装置22によって浄化された排気ガスが、粒子状物質除去装置22の排気出口と窒素酸化物浄化装置23の排気入口とを接続する排気接続パイプ25を介して窒素酸化物浄化装置23に排出される。そして、窒素酸化物浄化装置23によって浄化された排気ガスは、一端が窒素酸化物浄化装置23の排気出口に接続され、且つ他端に排気出口26aを有するテールパイプ26を介して機外に排出される。 The exhaust path is provided with a particulate matter removal device 22 (DPF: Diesel Particulate Filter) and a nitrogen oxide purification device 23 (SCR: Selective Catalytic Reduction), and the exhaust gas of the engine 14 is the exhaust port of the engine 14. The exhaust gas is discharged to the particulate matter removing device 22 through the exhaust pipe 24 connecting the exhaust gas and the exhaust gas of the particulate matter removing device 22, and the exhaust gas purified by the particulate matter removing device 22 removes the particulate matter. It is discharged to the nitrogen oxide purification device 23 via an exhaust connection pipe 25 that connects the exhaust outlet of the device 22 and the exhaust inlet of the nitrogen oxide purification device 23. The exhaust gas purified by the nitrogen oxide purification device 23 is discharged to the outside of the machine via a tail pipe 26 having one end connected to the exhaust outlet of the nitrogen oxide purification device 23 and the other end having an exhaust outlet 26a. Will be done.

因みに、プレクリーナ18は、吸気の力で渦を発生させ、吸気中の大きなゴミを分離する装置であり、エアクリーナ19は、交換可能なエレメントにより吸気を濾過する装置である。また、粒子状物質除去装置22は、排気ガス中の粒子状物質を除去する装置であり、捕集した粒子状物質による目詰りを解消するために、捕集した粒子状物質を燃焼などにより取り除く再生手段を備える。また、窒素酸化物浄化装置23は、排気ガス中の窒素酸化物を浄化する装置であり、具体的は、排気ガスに尿素水を噴射し、排気ガスに含まれる窒素酸化物を窒素、水蒸気などに変換して無害化する。 Incidentally, the pre-cleaner 18 is a device that generates a vortex by the force of the intake air to separate large dust in the intake air, and the air cleaner 19 is a device that filters the intake air by an replaceable element. Further, the particulate matter removing device 22 is a device for removing the particulate matter in the exhaust gas, and removes the collected particulate matter by combustion or the like in order to eliminate clogging due to the collected particulate matter. Provide means for reproduction. Further, the nitrogen oxide purification device 23 is a device for purifying nitrogen oxides in the exhaust gas. Specifically, urea water is injected into the exhaust gas, and the nitrogen oxides contained in the exhaust gas are treated with nitrogen, steam, etc. Convert to detoxify.

エアクリーナ19、粒子状物質除去装置22及び窒素酸化物浄化装置23は、エンジン14の上方空間に配置されている。エンジン14の上方空間には、機体フレーム2から立設されるフレーム部材(図示せず)が配置されており、該フレーム部材に対し、エアクリーナ19、粒子状物質除去装置22及び窒素酸化物浄化装置23が取付支持されている。本実施形態では、エンジン14の真上にエアクリーナ19を配置するとともに、エアクリーナ19の後方に粒子状物質除去装置22を配置し、さらに、エアクリーナ19及び粒子状物質除去装置22の上方に窒素酸化物浄化装置23を配置するにあたり、エンジン14とエアクリーナ19との間に、エンジン14の上部をメンテナンスするためのメンテナンス空間S1が設けられる。これにより、エンジン14のメンテナンス性を低下させることなく、エンジン14の上方空間にエアクリーナ19、粒子状物質除去装置22及び窒素酸化物浄化装置23が配置される。 The air cleaner 19, the particulate matter removing device 22, and the nitrogen oxide purifying device 23 are arranged in the space above the engine 14. A frame member (not shown) erected from the machine frame 2 is arranged in the space above the engine 14, and the air cleaner 19, the particulate matter removing device 22, and the nitrogen oxide purifying device are arranged for the frame member. 23 is mounted and supported. In the present embodiment, the air cleaner 19 is arranged directly above the engine 14, the particulate matter removing device 22 is arranged behind the air cleaner 19, and nitrogen oxides are further arranged above the air cleaner 19 and the particulate matter removing device 22. In arranging the purification device 23, a maintenance space S1 for maintaining the upper part of the engine 14 is provided between the engine 14 and the air cleaner 19. As a result, the air cleaner 19, the particulate matter removing device 22, and the nitrogen oxide purifying device 23 are arranged in the space above the engine 14 without deteriorating the maintainability of the engine 14.

つぎに、キャビン10(運転部9)の構成について、図7〜図14を参照して説明する。 Next, the configuration of the cabin 10 (driving unit 9) will be described with reference to FIGS. 7 to 14.

キャビン10は、運転座席11の下方で運転部9とエンジンルーム15とを仕切る仕切壁30を備える。仕切壁30は、キャビン10の床部31の後端から垂直に立ち上がり、エンジン14の前方を覆う垂直面部32と、垂直面部32の上端から上側ほど後退するように傾斜状に延出し、エンジン14の上方空間の前方及び上方を覆う傾斜面部33と、を備える。また、傾斜面部33は、運転部9とエンジンルーム15とを連通させるメンテナンス用の開口部34と、傾斜面部33に沿う取付面35aを有し、開口部34を開閉可能に覆う着脱カバー35と、を備える。 The cabin 10 includes a partition wall 30 that separates the driver unit 9 and the engine room 15 below the driver's seat 11. The partition wall 30 rises vertically from the rear end of the floor portion 31 of the cabin 10, extends vertically from the vertical surface portion 32 covering the front of the engine 14 and retracts upward from the upper end of the vertical surface portion 32, and extends in an inclined manner. An inclined surface portion 33 that covers the front and the upper side of the space above the above space is provided. Further, the inclined surface portion 33 has an opening 34 for maintenance that communicates the operating unit 9 and the engine room 15, and a attachment / detachment cover 35 that has a mounting surface 35a along the inclined surface portion 33 and covers the opening 34 so as to be openable and closable. , Equipped with.

傾斜面部33は、運転座席11の下方から運転座席11の後方に亘って広い範囲に設けられており、開口部34は、運転座席11の下方から運転座席11の後方に亘り、傾斜面部33の高さ方向略全域を開口させるように形成されている。 The inclined surface portion 33 is provided in a wide range from below the driver's seat 11 to the rear of the driver's seat 11, and the opening 34 extends from below the driver's seat 11 to the rear of the driver's seat 11 and extends from below the driver's seat 11 to the rear of the driver's seat 11. It is formed so as to open substantially the entire area in the height direction.

着脱カバー35は、高さ方向の中間部に運転座席11の一部が入り込む凹部35bを備える。運転座席11は、座部11aと、該座部11aの後端部から立ち上がる背凭れ部11bと、を備えており、座部11aの後端部と背凭れ部11bの下端部が着脱カバー35の凹部35bに入り込むように配置されている。 The removable cover 35 includes a recess 35b in which a part of the driver's seat 11 enters in the middle portion in the height direction. The driver's seat 11 includes a seat portion 11a and a backrest portion 11b that rises from the rear end portion of the seat portion 11a, and the rear end portion of the seat portion 11a and the lower end portion of the backrest portion 11b are removable covers 35. It is arranged so as to enter the recess 35b of the.

仕切壁30には、運転座席11を位置調整可能に支持する運転座席支持装置36が取付けられている。本実施形態の運転座席支持装置36は、高さ調節レバー37の操作に応じて運転座席11の高さ調整を許容する高さ調整部38と、前後位置調整レバー39の操作に応じて運転座席11の前後位置調整を許容する前後位置調整部40と、高さ調整部38に一体的に設けられ、仕切壁30に取付けられる取付部41と、を備える。 A driver's seat support device 36 that supports the driver's seat 11 in a position-adjustable manner is attached to the partition wall 30. The driver's seat support device 36 of the present embodiment has a height adjusting unit 38 that allows height adjustment of the driver's seat 11 according to the operation of the height adjusting lever 37, and a driver's seat according to the operation of the front-rear position adjusting lever 39. It includes a front-rear position adjusting portion 40 that allows front-rear position adjustment of 11, and a mounting portion 41 that is integrally provided on the height adjusting portion 38 and is attached to the partition wall 30.

運転座席支持装置36の取付部41は、仕切壁30の前方を向く面にのみ締結されている。具体的に説明すると、取付部41は、高さ調整部38の下端部から下方に延出し、上下に並ぶ2つの締結部T1、T2を有する下方延出部41aと、高さ調整部38の上端部から後下方に傾斜状に延出し、左右に並ぶ2つの締結部T3、T4を有する後方延出部41bと、を備えており、締結部T1、T2が仕切壁30の垂直面部32に締結され、締結部T3、T4が仕切壁30の傾斜面部33(着脱カバー35)に締結される。 The mounting portion 41 of the driver's seat support device 36 is fastened only to the front-facing surface of the partition wall 30. Specifically, the mounting portion 41 extends downward from the lower end portion of the height adjusting portion 38, and has two fastening portions T1 and T2 arranged one above the other, and the lower extending portion 41a and the height adjusting portion 38. It is provided with a rear extending portion 41b having two fastening portions T3 and T4 that extend rearward and downward from the upper end portion and are arranged side by side, and the fastening portions T1 and T2 are provided on the vertical surface portion 32 of the partition wall 30. It is fastened, and the fastening portions T3 and T4 are fastened to the inclined surface portion 33 (detachable cover 35) of the partition wall 30.

このように、運転座席支持装置36の取付部41は、仕切壁30の前方を向く面にのみ締結されているので、前方からの締結解除操作のみで運転座席支持装置36及び運転座席11を仕切壁30から容易に取外すことが可能になる。例えば、機体から降りた状態のオペレータが、乗降口10aを介して締結部T1〜T4にアクセスし、運転座席支持装置36及び運転座席11を取外すことも可能になる。 As described above, since the mounting portion 41 of the driver's seat support device 36 is fastened only to the front-facing surface of the partition wall 30, the driver's seat support device 36 and the driver's seat 11 are partitioned only by the fastening release operation from the front. It can be easily removed from the wall 30. For example, an operator who is getting off the aircraft can access the fastening portions T1 to T4 through the entrance / exit 10a to remove the driver's seat support device 36 and the driver's seat 11.

また、仕切壁30の傾斜面部33と運転座席11の下面との間には、側面視三角形状の空間部S2が形成されている。このような空間部S2によれば、運転座席11及び運転座席支持装置36をむき出し状態にしてその着脱作業効率を更に向上させることができるだけでなく、仕切壁30とオペレータの足との間に空間部S2を介在させることにより、エンジンルーム15からの熱がオペレータの足に伝わることを抑制できる。 Further, a space portion S2 having a triangular shape in a side view is formed between the inclined surface portion 33 of the partition wall 30 and the lower surface of the driver's seat 11. According to such a space portion S2, not only can the driver's seat 11 and the driver's seat support device 36 be exposed to further improve the attachment / detachment work efficiency, but also a space between the partition wall 30 and the operator's foot. By interposing the portion S2, it is possible to suppress the heat from the engine room 15 from being transmitted to the operator's feet.

つぎに、仕切壁30及び着脱カバー35の具体的な構成について、図10〜図12及び図14を参照して説明する。 Next, the specific configurations of the partition wall 30 and the removable cover 35 will be described with reference to FIGS. 10 to 12 and 14.

図10及び図11に示すように、仕切壁30は、仕切壁30の骨組みである枠体Fと、枠体Fに取付けられて前述した垂直面部32を構成する下部パネルP1と、枠体Fに取付けられて前述した傾斜面部33の左側を構成する中間パネルP2と、枠体Fに取付けられて傾斜面部33の上部を覆う上部パネルP3と、開口部34を覆うように枠体Fに着脱可能に取付けられて傾斜面部33の右側を構成する前述した着脱カバー35と、を備える。 As shown in FIGS. 10 and 11, the partition wall 30 includes a frame body F which is a frame of the partition wall 30, a lower panel P1 which is attached to the frame body F and constitutes the above-mentioned vertical surface portion 32, and a frame body F. The intermediate panel P2 which is attached to and forms the left side of the inclined surface portion 33 described above, the upper panel P3 which is attached to the frame body F and covers the upper part of the inclined surface portion 33, and the frame body F so as to cover the opening 34. The above-mentioned detachable cover 35, which is possibly attached and constitutes the right side of the inclined surface portion 33, is provided.

さらに、仕切壁30の裏面側には、開口部34の周縁部を補強する図示しない開口部用補強部材と、前述した締結部T1〜T4との締結箇所を補強する2つの運転座席用補強部材44、45と、が設けられている。本実施形態の開口部用補強部材は、枠体Fの一部として設けられており、着脱カバー35は、複数のボルトBを介して開口部用補強部材に固定される。また、開口部用補強部材の右側は、乗降口側の支柱となるドア受枠60を利用して取付支持され、傾斜面部33の傾斜は、ドア受枠60の傾斜に沿って形成されている。 Further, on the back surface side of the partition wall 30, there are a reinforcing member for an opening (not shown) that reinforces the peripheral edge of the opening 34, and two reinforcing members for the driver's seat that reinforce the fastening points between the fastening portions T1 to T4 described above. 44 and 45 are provided. The opening reinforcing member of the present embodiment is provided as a part of the frame body F, and the detachable cover 35 is fixed to the opening reinforcing member via a plurality of bolts B. Further, the right side of the opening reinforcing member is mounted and supported by using the door receiving frame 60 which is a support on the entrance / exit side, and the inclination of the inclined surface portion 33 is formed along the inclination of the door receiving frame 60.

図11に示すように、第1運転座席用補強部材44は、上下両端部が枠体Fに連結された状態で下部パネルP1の裏面側に設けられ、締結部T1、T2と締結される。また、第2運転座席用補強部材45は、左右両端部が枠体Fに連結された状態で着脱カバー35の裏面側に設けられ、締結部T3、T4と締結される。 As shown in FIG. 11, the first driver's seat reinforcing member 44 is provided on the back surface side of the lower panel P1 in a state where both upper and lower ends are connected to the frame body F, and is fastened to the fastening portions T1 and T2. Further, the second driver's seat reinforcing member 45 is provided on the back surface side of the detachable cover 35 with both left and right ends connected to the frame body F, and is fastened to the fastening portions T3 and T4.

本実施形態の第2運転座席用補強部材45は、着脱カバー35の裏面に一体的に取付けられる補強部材本体45aと、枠体Fから開口部34内に突設される左右一対の連結部45bと、に分割形成されている。そして、着脱カバー35が開口部34を覆う状態では、着脱カバー固定用のボルトBを介して、補強部材本体45aの左右両端部を左右の連結部45bに連結することにより、第2運転座席用補強部材45の必要強度を確保する一方、着脱カバー35を取外して開口部34を開放する際には、補強部材本体45aを着脱カバー35と一体的に取外しことにより、第2運転座席用補強部材45がメンテナンスの邪魔になることを回避できるようになっている。 The second driver's seat reinforcing member 45 of the present embodiment includes a reinforcing member main body 45a integrally attached to the back surface of the detachable cover 35, and a pair of left and right connecting portions 45b projecting from the frame body F into the opening 34. And, it is divided and formed. Then, in the state where the detachable cover 35 covers the opening 34, the left and right ends of the reinforcing member main body 45a are connected to the left and right connecting portions 45b via the bolts B for fixing the detachable cover, so that the second driver's seat can be used. While ensuring the required strength of the reinforcing member 45, when the removable cover 35 is removed to open the opening 34, the reinforcing member main body 45a is integrally removed from the removable cover 35 to provide a reinforcing member for the second driver's seat. It is possible to prevent the 45 from getting in the way of maintenance.

図12及び図14に示すように、本実施形態の着脱カバー35は、カバー本体46と、左右一対のサイドカバー47と、着脱カバー用補強部材48、49と、前述した補強部材本体45aと、を一体的に備える。 As shown in FIGS. 12 and 14, the detachable cover 35 of the present embodiment includes a cover main body 46, a pair of left and right side covers 47, removable cover reinforcing members 48 and 49, and the above-mentioned reinforcing member main body 45a. Is provided integrally.

カバー本体46は、金属製の一枚板からなり、該一枚板を4箇所折り曲げることにより、前述した凹部35bが形成される。着脱カバー用補強部材48、49は、断面L字形状の金属製板材からなり、カバー本体46の四辺に沿うように裏面側から一体的に溶着されている。サイドカバー47は、カバー本体46と着脱カバー用補強部材48との間に生じる隙間を覆うように、カバー本体46及び着脱カバー用補強部材48に対して溶着されている。 The cover main body 46 is made of a single metal plate, and the recess 35b described above is formed by bending the single plate at four points. The removable cover reinforcing members 48 and 49 are made of a metal plate material having an L-shaped cross section, and are integrally welded from the back surface side along the four sides of the cover main body 46. The side cover 47 is welded to the cover main body 46 and the removable cover reinforcing member 48 so as to cover the gap generated between the cover main body 46 and the removable cover reinforcing member 48.

そして、このように構成された着脱カバー35は、着脱カバー用補強部材48、49によって形成される取付面35aを開口部34の周縁部に重ねるとともに、周縁部に沿って複数形成される取付孔35cにボルトBを挿入して開口部用補強部材60に締結することで枠体F側に一体的に取り付けられる。 In the detachable cover 35 configured in this way, the attachment surface 35a formed by the attachment / detachment cover reinforcing members 48, 49 is overlapped with the peripheral edge portion of the opening 34, and a plurality of attachment holes formed along the peripheral edge portion are formed. By inserting the bolt B into the 35c and fastening it to the opening reinforcing member 60, the bolt B is integrally attached to the frame F side.

互いに重なり合う着脱カバー35の取付面35aと仕切壁30の傾斜面部33との間には、開口部34の全周に亘って図示しない第1スポンジ部材が挟装されている。このような第1スポンジ部材によれば、エンジンルーム15からキャビン10に伝わる騒音を低減できるだけでなく、キャビン10への塵埃の侵入も防止することができる。 A first sponge member (not shown) is sandwiched between the mounting surface 35a of the removable cover 35 and the inclined surface portion 33 of the partition wall 30 that overlap each other over the entire circumference of the opening 34. According to such a first sponge member, not only the noise transmitted from the engine room 15 to the cabin 10 can be reduced, but also the intrusion of dust into the cabin 10 can be prevented.

また、本実施形態では、図14に示すように、開口部34の周縁部に形成される立ち下がり部34aと着脱カバー用補強部材48の立ち下がり部48aとの間にも第2スポンジ部材50を挟装している。このような第2スポンジ部材50によれば、第1スポンジ部材のみの場合に比べ、騒音低減効果や防塵効果を高めることができるだけでなく、第1スポンジ部材が劣化してもある程度の騒音低減効果や防塵効果を維持することが可能になる。 Further, in the present embodiment, as shown in FIG. 14, the second sponge member 50 is also located between the falling portion 34a formed on the peripheral edge of the opening 34 and the falling portion 48a of the removable cover reinforcing member 48. Is sandwiched. According to the second sponge member 50 as compared with the case where only the first sponge member is used, not only the noise reduction effect and the dustproof effect can be enhanced, but also the noise reduction effect to some extent even if the first sponge member deteriorates. And it becomes possible to maintain the dustproof effect.

なお、本実施形態の着脱カバー35は、小窓35dと、該小窓35dを開閉可能に覆う蓋35eと、を備えており、簡易的なメンテナンス時には、着脱カバー35や運転座席11を取外すことなく、蓋35eを取外すだけで、エンジンルーム15へのアクセスが可能となる。 The removable cover 35 of the present embodiment includes a small window 35d and a lid 35e that covers the small window 35d so as to be openable and closable. At the time of simple maintenance, the removable cover 35 and the driver's seat 11 should be removed. Instead, the engine room 15 can be accessed simply by removing the lid 35e.

叙述の如く構成された本実施形態によれば、運転座席11は、仕切壁30の前方を向く面にのみ締結された運転座席支持装置36で支持され、締結箇所の締結及び締結解除に基づいて、運転座席11及び運転座席支持装置36が一体的に着脱されるので、エンジンルーム15や運転部9のメンテナンスに際し、運転座席11及び運転座席支持装置36を効率良く着脱することで、エンジンルーム15及び運転部9のメンテナンス性を向上できる。 According to the present embodiment configured as described, the driver's seat 11 is supported by the driver's seat support device 36 which is fastened only to the front facing surface of the partition wall 30, and is based on the fastening and unfastening of the fastening portion. Since the driver's seat 11 and the driver's seat support device 36 are integrally attached and detached, the engine room 15 can be efficiently attached and detached by efficiently attaching and detaching the driver's seat 11 and the driver's seat support device 36 during maintenance of the engine room 15 and the driver's unit 9. And the maintainability of the driving unit 9 can be improved.

また、運転座席11及び運転座席支持装置36は、機体から降りた状態のオペレータが乗降口10aを介して着脱可能なので、運転座席11及び運転座席支持装置36の着脱作業効率を更に向上させることができる。 Further, since the driver's seat 11 and the driver's seat support device 36 can be attached to and detached from the driver's seat support device 36 via the entrance / exit 10a, the operation efficiency of attaching / detaching the driver's seat 11 and the driver's seat support device 36 can be further improved. it can.

また、仕切壁30は、上側ほど後退するように傾斜する傾斜面部33を備え、該傾斜面部33と運転座席11の下面との間に空間部S2が形成されるので、運転座席11及び運転座席支持装置36の着脱作業効率を更に向上させることができるだけでなく、仕切壁30とオペレータの足との間に空間部S2を介在させることにより、エンジンルーム15からの熱がオペレータの足に伝わることを抑制できる。 Further, the partition wall 30 includes an inclined surface portion 33 that inclines so as to retract toward the upper side, and a space portion S2 is formed between the inclined surface portion 33 and the lower surface of the driver's seat 11. Therefore, the driver's seat 11 and the driver's seat Not only can the efficiency of attaching and detaching the support device 36 be further improved, but also the heat from the engine room 15 is transferred to the operator's feet by interposing the space S2 between the partition wall 30 and the operator's feet. Can be suppressed.

また、仕切壁30は、運転座席11の後方で運転部9とエンジンルーム15のエンジン上方空間とを連通させる開口部34と、開口部34を開閉可能に覆う着脱カバー35と、を備えるので、運転座席11、運転座席支持装置36及び着脱カバー35を取り外せば、運転部9側から開口部34を介してエンジン上部をメンテナンスすることができる。 Further, the partition wall 30 includes an opening 34 for communicating the driving unit 9 and the space above the engine in the engine room 15 behind the driver's seat 11, and a removable cover 35 for opening and closing the opening 34. If the driver's seat 11, the driver's seat support device 36, and the detachable cover 35 are removed, the upper part of the engine can be maintained from the driver's side 9 through the opening 34.

1 コンバイン
9 運転部
10 キャビン
10a 乗降口
11 運転座席
14 エンジン
15 エンジンルーム
19 エアクリーナ
22 粒子状物質除去装置
23 窒素酸化物浄化装置
30 仕切壁
33 傾斜面部
34 開口部
35 着脱カバー
35a 取付面
35b 凹部
36 運転座席支持装置
S1 メンテナンス空間
S2 空間部
1 Combine 9 Driver 10 Cabin 10a Entrance / exit 11 Driver's seat 14 Engine 15 Engine room 19 Air cleaner 22 Particulate matter removal device 23 Nitrogen oxide purification device 30 Partition wall 33 Inclined surface 34 Opening 35 Detachable cover 35a Mounting surface 35b Recess 36 Driver's seat support device S1 Maintenance space S2 Space

Claims (4)

オペレータが座る運転座席が配置される運転部と、
エンジンが配置されるエンジンルームと、を備えるコンバインであって、
少なくとも前記運転座席の下方で前記運転部と前記エンジンルームとを仕切る仕切壁を備え、
前記運転座席は、前記仕切壁の前方を向く面にのみ締結された運転座席支持装置で支持され、前記締結箇所の締結及び締結解除に基づいて、前記運転座席及び前記運転座席支持装置が一体的に着脱されることを特徴とするコンバイン。
The driver's section where the driver's seat where the operator sits is located,
A combine that has an engine room in which the engine is placed.
At least below the driver's seat, a partition wall separating the driver's unit and the engine room is provided.
The driver's seat is supported by a driver's seat support device fastened only to the front-facing surface of the partition wall, and the driver's seat and the driver's seat support device are integrated based on the fastening and unfastening of the fastening portion. A combine that is characterized by being attached to and detached from.
前記運転部は、一側部に乗降口を備え、
前記運転座席及び前記運転座席支持装置は、機体から降りた状態のオペレータが前記乗降口を介して着脱可能であることを特徴とする請求項1に記載のコンバイン。
The driving unit is provided with an entrance / exit on one side.
The combine according to claim 1, wherein the driver's seat and the driver's seat support device can be attached to and detached from the operator in a state of getting off the aircraft through the entrance / exit.
前記仕切壁は、上側ほど後退するように傾斜する傾斜面部を備え、該傾斜面部と前記運転座席の下面との間に空間部が形成されることを特徴とする請求項1又は2に記載のコンバイン。 The partition wall according to claim 1 or 2, wherein the partition wall includes an inclined surface portion that is inclined so as to retract toward the upper side, and a space portion is formed between the inclined surface portion and the lower surface of the driver's seat. combine. 前記仕切壁は、
前記運転座席の後方で前記運転部と前記エンジンルームのエンジン上方空間とを連通させる開口部と、
前記開口部を開閉可能に覆う着脱カバーと、を備えることを特徴とする請求項1〜3のいずれか1項に記載のコンバイン。
The partition wall
An opening that communicates the driver's unit and the space above the engine in the engine room behind the driver's seat.
The combine according to any one of claims 1 to 3, further comprising a removable cover for opening and closing the opening.
JP2017080696A 2017-04-14 2017-04-14 combine Active JP6869788B2 (en)

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JP7317620B2 (en) * 2019-07-31 2023-07-31 株式会社クボタ combine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61160324A (en) * 1985-01-07 1986-07-21 Iseki & Co Ltd Driver's seat height adjustment device
JPS62116641U (en) * 1986-01-17 1987-07-24
JPH0624045U (en) * 1992-08-29 1994-03-29 ハニックス工業株式会社 Assembly device for control device in construction machinery
JPH06107239A (en) * 1992-09-29 1994-04-19 Iseki & Co Ltd Maneuvering part of working vehicle
JPH11196651A (en) * 1998-01-09 1999-07-27 Iseki & Co Ltd Air cleaner cover device of combine harvester
JP2003074085A (en) * 2001-08-30 2003-03-12 Kubota Corp Revolving work machine
JP5635875B2 (en) * 2010-11-11 2014-12-03 株式会社クボタ Combine
KR101865912B1 (en) * 2011-07-28 2018-06-08 대동공업주식회사 Cabin type combine

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