JP4458189B2 - Tractor cabin - Google Patents

Tractor cabin Download PDF

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Publication number
JP4458189B2
JP4458189B2 JP2008250564A JP2008250564A JP4458189B2 JP 4458189 B2 JP4458189 B2 JP 4458189B2 JP 2008250564 A JP2008250564 A JP 2008250564A JP 2008250564 A JP2008250564 A JP 2008250564A JP 4458189 B2 JP4458189 B2 JP 4458189B2
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Prior art keywords
cabin
window
rear window
swing
roof
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JP2008250564A
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JP2009040411A (en
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一紀 土居
正彦 芳野
孝司 越智
隆幸 梶原
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Iseki and Co Ltd
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Iseki and Co Ltd
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Description

この発明は、トラクタのキャビンに関する。   The present invention relates to a tractor cabin.

従来、トラクタの運転部を包囲するキャビンにおいて、キャビン後部のリヤウインドを上端側を揺動支点として上下方向に揺動開閉するようにした技術は知られている(例えば、特許文献1参照)。
特開平8−119070号公報
2. Description of the Related Art Conventionally, in a cabin that surrounds an operating part of a tractor, a technique is known in which a rear window at the rear part of a cabin swings up and down in an up-down direction with an upper end side as a swing fulcrum (see, for example, Patent Document 1).
Japanese Patent Application Laid-Open No. 8-111070

キャビン後部のリヤウインドは、これを大きく開放(大開度)してキャビン室内ヘの外気の取り入れを良くする場合と、ウインドを少し開け(小開度)た状態にして室内の換気を良くする場合とがある。しかしながら、横外側方からの外気導入ができないという問題がある。   The rear window at the rear of the cabin can be opened widely (large opening) to improve the intake of outside air into the cabin, and the room can be opened slightly (small opening) to improve indoor ventilation. There is. However, there is a problem that outside air cannot be introduced from the lateral outer side.

この発明は、かかる問題点を解消するためのものである。   The present invention is for solving such problems.

この発明は、上記課題を解決すべく次のような技術的手段を講じた。
すなわち、請求項1記載の本発明は、トラクタの運転部を包囲するキャビン(7)であって、該キャビン(7)後部のリヤウインド(10)は、伸縮作動可能なダンパー(14)を介して下端側が上端側を揺動支点として上下方向に揺動開閉作動するように設け、前記リヤウインド(10)の左右両側部には該リヤウインド(10)側を支点として前後方向に揺動開閉可能なサイドウインド(23)を設け、前記キャビン(7)上部のルーフ(11)は、前記リヤウインド(10)と共用の揺動支点軸(13)に枢着されて上下揺動開閉可能に構成したことを特徴とするトラクタのキャビンとしたものである。
In order to solve the above problems, the present invention has taken the following technical means.
That is, the present invention according to claim 1 is a cabin (7) that surrounds the operating portion of the tractor, and the rear window (10) at the rear of the cabin (7) is disposed via a damper (14) that can be expanded and contracted. The lower end of the rear window (10) swings in the vertical direction with the upper end as the swing fulcrum. The left and right sides of the rear window (10) swing back and open in the front-rear direction with the rear window (10) as a fulcrum. A possible side window (23) is provided , and the roof (11) at the upper part of the cabin (7) is pivotally mounted on a swing fulcrum shaft (13) shared with the rear window (10) so that it can swing up and down. The tractor cabin is characterized by being constructed .

キャビン室内への外気導入を主とする場合には、リヤウインドの後方上方への揺動開放と同時に、リヤウインドの左右両側に位置するサイドウインドをも、このリヤウインド側の後フレ−ム側を支点として後方に揺動開放することができる。これによって、後方からの外気導入だけでなく、横外側方からの外気導入も促進されることになる。   When mainly introducing the outside air into the cabin, the rear window swings upward and rearward and the side windows located on the left and right sides of the rear window are also connected to the rear frame side of the rear window. Can be rocked and opened rearward with fulcrum as a fulcrum. This facilitates not only the introduction of outside air from the rear, but also the introduction of outside air from the lateral outer side.

また、キャビン上部のルーフは、リヤウインドと共用の揺動支点軸を中心にして上下方向に揺動開閉する。The roof above the cabin swings up and down in the vertical direction about a swing fulcrum shaft shared with the rear window.

以上要するに、請求項1の本発明によれば、リヤウインドの左右両側に設けられたサイドウインドをリヤウインド側を支点として後方に揺動開放するようにしたので、横外側方からの外気導入効果を高めることができる。   In short, according to the first aspect of the present invention, the side windows provided on the left and right sides of the rear window are pivoted and opened rearward with the rear window side as a fulcrum. Can be increased.

また、キャビン上部のルーフは、リヤウインドと共用の揺動支点軸に枢着されて上下揺動開閉可能に構成したので、構成が簡単となる。そして、ルーフの開閉によってエアコン等のメンテナンスを容易に行なうことが可能となる。 Further, the roof at the upper part of the cabin is configured to be pivotable on the swing fulcrum shaft shared with the rear window so that it can be pivoted up and down. Then, the maintenance of the air conditioner and the like can be easily performed by opening and closing the roof.

この発明の実施例を図面に基づき説明する。
トラクタ1は、走行車体2の前後に走行車輪としての左右一対の前輪3,3及び後輪4,4が架設され、車体2上前部に操作ボックス5及びステアリングハンドル6等を有する操縦装置が設置されている。
An embodiment of the present invention will be described with reference to the drawings.
The tractor 1 includes a steering device having a pair of left and right front wheels 3 and 3 and rear wheels 4 and 4 as traveling wheels on the front and rear of a traveling vehicle body 2, and an operation box 5 and a steering handle 6 and the like at the front upper portion of the vehicle body 2. is set up.

キャビン7は、前記操作ボックス5やステアリングハンドル6等からなる操縦装置を包囲する構成であり、左右の乗降口に開閉ドア−8を有し、キャビン前部のフロントウインド9、後部のリヤウインド10、上部のル−フ11部等を備え、ル−フ11部内にはエアコンユニット12を装備している。キャビン後部のリヤウインド10は、上端側の左右横方向の揺動支点軸13を支点として下端側が上下方向に揺動開閉するよう構成され、キャビン側とリヤウインド側とにそれぞれ連結されたダンパ−14を介して開閉作動する構成である。揺動支点軸13はル−フ11後部のル−フ支持フレ−ム15に架設している。また、リヤウインド10は上方に大きく開放する大開度(外気導入を主とする)(イ)位置の場合と、上方に少し開放する小開度(換気を主とする)(ロ)位置の場合とがある。   The cabin 7 is configured to surround the control device including the operation box 5, the steering handle 6, and the like. The cabin 7 has opening / closing doors 8 at the left and right entrances, a front window 9 at the front of the cabin, and a rear window 10 at the rear. The upper roof 11 part is provided with an air conditioner unit 12 in the roof 11 part. The rear window 10 at the rear of the cabin is configured such that the lower end side swings up and down with the left and right lateral swing fulcrum shaft 13 at the upper end side as a fulcrum, and is connected to the cabin side and the rear window side respectively. 14 is configured to be opened and closed via 14. The swing fulcrum shaft 13 is installed on a roof support frame 15 at the rear of the roof 11. In addition, the rear window 10 is in a large opening (mainly for introduction of outside air) (b) position that opens largely upward, and in a small opening (mainly ventilation) (b) position that opens a little upward. There is.

前記ダンパ−14は、図2に示すように、リヤウインド側連結部(連結ピン)16をウインド側取付ステ−17に設けた長孔(又は長溝)18に前記揺動支点軸13に対する遠近方向移動自在に嵌合連結している。また、図3に示す実施例では、ダンパ−14のキャビン側連結部(連結ピン)19をキャビン側フレ−ム20に設けた長孔(又は長溝)21に前記揺動支点軸13に対する遠近方向移動自在に嵌合連結している。しかして、リヤウインドを小開度にする場合には、図2に示す実施例では、ダンパ−14のウインド側連結部16を揺動支点軸13側に近づく方向に移動させてダンパ−圧を弱め、また、図3に示す実施例では、ダンパ−14のキャビン側連結部19を揺動支点軸13から遠ざかる方向に移動させればダンパ−圧を弱めることができ、リヤウインドの小開度の開放状態を無理なく維持することができる。なお、22はリヤウインド10を閉じた状態で固定保持するためのロックハンドルである。   As shown in FIG. 2, the damper 14 has a long window (or long groove) 18 provided with a rear window side connecting portion (connecting pin) 16 in the window side mounting stage 17 in a perspective direction with respect to the swing fulcrum shaft 13. It is movably fitted and connected. In the embodiment shown in FIG. 3, the cabin side connecting portion (connecting pin) 19 of the damper 14 is inserted into a long hole (or long groove) 21 provided in the cabin side frame 20 in the perspective direction with respect to the swing fulcrum shaft 13. It is movably fitted and connected. Therefore, when the rear window has a small opening, in the embodiment shown in FIG. 2, the damper pressure is increased by moving the window side connecting portion 16 of the damper 14 in the direction approaching the swing fulcrum shaft 13 side. In the embodiment shown in FIG. 3, the damper pressure can be reduced by moving the cabin side connecting portion 19 of the damper 14 away from the swing fulcrum shaft 13, and the small opening of the rear window Can be maintained without difficulty. Reference numeral 22 denotes a lock handle for fixing and holding the rear window 10 in a closed state.

図4〜図6に示すように、キャビン上部のル−フ11は、前記リヤウインド10と共用の揺動支点軸13に枢着され、同一軸芯周りに上下揺動開閉可能に装着されている。それぞれが共通の軸を支点として揺動開閉するため、構成が簡単となり、しかも、ル−フの開閉によってエアコン等のメンテナンスを容易に行うことができる。   As shown in FIGS. 4 to 6, the roof 11 at the upper part of the cabin is pivotally mounted on a swing fulcrum shaft 13 shared with the rear window 10, and is mounted so as to be able to swing up and down around the same axis. Yes. Since each of them swings and opens with a common shaft as a fulcrum, the configuration is simple, and maintenance of the air conditioner and the like can be easily performed by opening and closing the roof.

また、図7〜図9に示すように、キャビン後部の側方コ−ナ部に配置したサイドウインド23,23は、前記リヤウインド10の左右両側部に位置してあり、該リヤウインド10側の後支枠24に連結した板バネからなるヒンジ25を介して前後方向に揺動開閉する構成としている。このサイドウインド23,23のリヤウインド側を揺動支点とする開閉方式は主として換気性を考慮した構成である。   Further, as shown in FIGS. 7 to 9, the side windows 23, 23 arranged at the side corners of the rear part of the cabin are located on the left and right sides of the rear window 10, and the rear window 10 side It is configured to swing and open in the front-rear direction via a hinge 25 made of a leaf spring connected to the rear support frame 24. The open / close system using the side windows 23, 23 on the rear window side as a swing fulcrum is a structure mainly considering ventilation.

なお、前記サイドウインド23の開閉ロック手段26は、該ウインド23の遊端側と前記開閉ドア−8側の横支柱27との間に設けた構成としている。
図10及び図11に示す実施例は、前記サイドウインド23,23が前記開閉ドア−8側の横支柱27側を支点として前後方向に揺動開閉するように構成したものである。この方式は室内への外気導入を主とする場合に最適である。この場合、当然、板バネからなるヒンジ25は横支柱27に連結され、開閉ロック手段26は、リヤウインド10側の後支枠24との間に設けられる。
The open / close lock means 26 of the side window 23 is provided between the free end side of the window 23 and the lateral support 27 on the open / close door-8 side.
The embodiment shown in FIGS. 10 and 11 is configured such that the side windows 23 and 23 swing and open in the front-rear direction with the side support 27 side of the open / close door 8 side as a fulcrum. This method is most suitable when mainly introducing outside air into the room. In this case, naturally, the hinge 25 made of a leaf spring is connected to the lateral support 27, and the opening / closing lock means 26 is provided between the rear support frame 24 on the rear window 10 side.

また、図12及び図13に示す実施例は、開閉ドア−8とサイドウインド23が共通のヒンジ25にて同一軸芯周りに揺動開閉する構成を示している。すなわち、ヒンジ25の一方側のヒンジプレ−ト25bは開閉ドア−8の後端部に装着され、他方側のヒンジプレ−ト25cはサイドウインド23の前端部に装着されて、各々の開閉ドア−8とサイドウインド23とが前記横支柱27に内装軸架されたヒンジピン25aを支点として同一軸芯周りで開閉するよう構成されている。   The embodiment shown in FIGS. 12 and 13 shows a configuration in which the open / close door 8 and the side window 23 swing around the same axis by a common hinge 25. That is, the hinge plate 25b on one side of the hinge 25 is attached to the rear end portion of the open / close door 8, and the hinge plate 25c on the other side is attached to the front end portion of the side window 23 so that each of the open / close doors 8-8. And the side window 23 are configured to open and close around the same axis with a hinge pin 25a mounted on the horizontal support column 27 as a fulcrum.

キャビン付トラクタの側面図Side view of tractor with cabin キャビン要部の側面図Side view of the main part of the cabin 同上要部の側面図Side view of the main part キャビン要部の側面図Side view of the main part of the cabin 同上要部の側面図Side view of the main part キャビンの背面図Cabin rear view キャビン要部の切断平面図Cutting plan view of the main part of the cabin キャビン要部の背面図Rear view of the main part of the cabin 同上要部の切断平面図Cutaway plan view of the main part キャビン要部の切断平面図Cutting plan view of the main part of the cabin 同上要部の切断平面図Cutaway plan view of the main part キャビン要部の側面図Side view of the main part of the cabin キャビン要部の切断平面図Cutting plan view of the main part of the cabin

1 トラクタ 2 車体
3 前輪 4 後輪
5 操作ボックス 6 ステアリングハンドル
7 キャビン 8 開閉ドア
9 フロントウインド 10 リヤウインド
11 ル−フ 13 揺動支点軸
14 ダンパ− 16 ウインド側連結部
17 取付ステ− 18 長孔(長溝)
19 キャビン側連結部 20 キャビン側フレ−ム
21 長孔(長溝) 23 サイドウインド
24 後支枠 25 ヒンジ
27 横支柱
DESCRIPTION OF SYMBOLS 1 Tractor 2 Car body 3 Front wheel 4 Rear wheel 5 Operation box 6 Steering handle 7 Cabin 8 Opening / closing door 9 Front window 10 Rear window 11 Roof 13 Oscillating fulcrum shaft 14 Damper 16 Wind side connecting part 17 Mounting steering 18 Long hole (Long groove)
19 Cabin side connecting part 20 Cabin side frame 21 Long hole (long groove) 23 Side window 24 Rear support frame 25 Hinge 27 Lateral support

Claims (1)

トラクタの運転部を包囲するキャビン(7)であって、該キャビン(7)後部のリヤウインド(10)は、伸縮作動可能なダンパー(14)を介して下端側が上端側を揺動支点として上下方向に揺動開閉作動するように設け、前記リヤウインド(10)の左右両側部には該リヤウインド(10)側を支点として前後方向に揺動開閉可能なサイドウインド(23)を設け、前記キャビン(7)上部のルーフ(11)は、前記リヤウインド(10)と共用の揺動支点軸(13)に枢着されて上下揺動開閉可能に構成したことを特徴とするトラクタのキャビン。 A cabin (7) surrounding the operating part of the tractor, and the rear window (10) at the rear of the cabin (7) is vertically moved with the upper end side as a swing fulcrum via a damper (14) that can be extended and contracted. A side window (23) swingable in the front-rear direction with the rear window (10) side as a fulcrum is provided on both left and right sides of the rear window (10) , A tractor cabin characterized in that the roof (11) at the top of the cabin (7) is pivotally mounted on a swing fulcrum shaft (13) shared with the rear window (10) so as to be able to swing up and down .
JP2008250564A 2008-09-29 2008-09-29 Tractor cabin Expired - Fee Related JP4458189B2 (en)

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JP2008250564A JP4458189B2 (en) 2008-09-29 2008-09-29 Tractor cabin

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Application Number Priority Date Filing Date Title
JP2008250564A JP4458189B2 (en) 2008-09-29 2008-09-29 Tractor cabin

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2003021947A Division JP4360091B2 (en) 2003-01-30 2003-01-30 Tractor cabin

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JP2009040411A JP2009040411A (en) 2009-02-26
JP4458189B2 true JP4458189B2 (en) 2010-04-28

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Publication number Priority date Publication date Assignee Title
JP6482925B2 (en) * 2015-03-30 2019-03-13 株式会社クボタ Working machine

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