JP3742199B2 - Rice transplanter - Google Patents

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Publication number
JP3742199B2
JP3742199B2 JP17647897A JP17647897A JP3742199B2 JP 3742199 B2 JP3742199 B2 JP 3742199B2 JP 17647897 A JP17647897 A JP 17647897A JP 17647897 A JP17647897 A JP 17647897A JP 3742199 B2 JP3742199 B2 JP 3742199B2
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Japan
Prior art keywords
engine
fuel
vehicle body
radiator
pump
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JP17647897A
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Japanese (ja)
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JPH114608A (en
Inventor
尾 敏 夫 中
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Yanma Agricultural Equipment Co Ltd
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Yanma Agricultural Equipment Co Ltd
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Description

【0001】
【発明の属する技術分野】
本発明は苗載台及び植付爪を備えて連続的に苗植作業を行う田植機に関する。
【0002】
【発明が解決しようとする課題】
従来、エンジンのメンテナンス必要部品である燃料フィルタ・燃料ポンプ・ラジエータ水用ドレン・燃料タンクドレンなどにあっては、エンジンや燃料タンクの周辺に配備されていて、これらの保守点検や操作を車体外側から行う場合非常に遣りずらいという不都合があった。またエンジンを車体略中央に配置させて、燃料タンクをエンジンの左右一側に配置させた場合、車体の左右バランスが不均衡となる不都合があった。
【0003】
【課題を解決するための手段】
請求項1に係る発明は、走行車体の最前部近傍に水冷式エンジンを搭載し、前記エンジンの一側に燃料タンクを配置し、エンジンの後側にラジエータを配置し、前記走行車体の最前部にバンパーを開閉自在に設けてなる田植機において、前記走行車体の前端部には枢軸を介して前記バンパーを回動可能に配置し、前記バンパーよりも後方の前記走行車体の側面からこの外側に向けて予備苗載台用支持フレームを突設し、前記予備苗載台用支持フレームに連結した前タンクステーには、前記燃料タンクの前側を取付し、前記前タンクステーの前側にポンプ台を取付し、前記ポンプ台の前面側には、燃料ポンプ及び燃料フィルタを配置し、前記燃料ポンプ及び燃料フィルタの後方で前記燃料タンクの前側には、前記ラジエータの排出口にドレンホースを介して接続させるためのラジエータ水用ドレンを配置させたものであるから、部品の保守点検や操作などを簡単にできるものである。
【0004】
【0005】
【0006】
【0007】
【発明の実施の形態】
以下、本発明の実施例を図面に基づいて詳述する。図1はエンジン部の平面説明図、図2は乗用田植機の側面図、図3は同平面図を示し、図中(1)は作業者が搭乗する走行車であり、ディーゼルエンジン(2)を車体フレーム(3)前部上方に搭載させ、ミッションケース(4)前方にフロントアクスルケース(5)を介して水田走行用前輪(6)を支持させると共に、前記ギヤ変速ケース(4)の後部にリヤアクスルケース(7)を連設し、前記リヤアクスルケース(7)に水田走行用後輪(8)を支持させる。そして前記エンジン(2)等を覆うボンネット(9)両側に予備苗載台(10)を取付けると共に、乗降ステップ(11)を介して作業者が搭乗する車体カバー(12)によって前記ミッションケース(4)等を覆い、前記車体カバー(12)上部に運転席(13)を取付け、その運転席(13)の前方で前記ボンネット(9)後部に操向ハンドル(14)を設ける。
【0008】
また、図中(15)は10条植え用の苗載台(16)並びに植付爪(17)などを具備する植付部であり、前高後低の合成樹脂製の前傾式苗載台(16)を下部レール(18)及びガイドレール(19)を介して植付ケース(20)に左右往復摺動自在に支持させると共に、一方向に等速回転させるロータリケース(21)を前記植付ケース(20)に支持させ、該ケース(21)の回転軸芯を中心に対称位置に一対の爪ケース(22)(22)を配設し、その爪ケース(22)(22)先端に植付爪(17)(17)を取付ける。また前記植付ケース(20)の前側にヒッチ台(23)を設け、該ヒッチ台(23)をヒッチ機構(24)に連結させ、トップリンク(25)及びロワーリンク(26)を含むリンク機構(27)後部にヒッチ機構(24)を取付け、走行車(1)後側にリンク機構(27)を介して植付部(15)を連結させ、前記リンク機構(27)を介して植付部(15)を昇降させる昇降シリンダ(28)をロワーリンク(26)に連結させ、前記前後輪(6)(8)を走行駆動して移動すると同時に、左右に往復摺動させる苗載台(16)から一株分の苗を植付爪(17)によって取出し、連続的に苗植え作業を行うように構成する。
【0009】
また、図中(29)は走行変速レバー、(30)は植付昇降兼作業走行変速用副変速レバー、(31)は植付け感度調節レバー、(32)は主クラッチペダル、(33)(33)は左右ブレーキペダル、(34)は2条分均平用センターフロート、(35)は2条分均平用サイドフロート、(36)は10条用の側条施肥機である。
【0010】
さらに、前記運転席(13)両側の車体カバー(12)両側に左右補助デッキ(37)(37)を固定させ、該デッキ(37)(37)前部に前記乗降ステップ(11)(11)を固定させ、前記補助デッキ(37)(37)後部の機外側に左右サイドデッキ(38)(38)を起伏自在かつ脱着自在に連結させると共に、6条用の中央施肥部(36a)と、各2条用の左右施肥部(36b)(36b)とに、前記施肥機(36)を分割形成し、右施肥部(36b)機外側に送肥ブロワ(39)を配設させ、運転席(13)両側にレバー(29)(30)(31)取付け位置を隔てて左右施肥部(36b)(36b)を収納する一方、6条分の中央苗台(16a)と各2条分の左右苗台(16b)(16b)とに苗載台(16)を分割形成し、苗台支点軸(40)(40)回りに左右苗台(16b)(16b)を上昇させて中央苗台(16a)上側に折畳み収納させ、また2条分の植付爪(17)…及びフロート(35)を備える左右植付ケース(20)(20)を中央苗台(16a)後側に略45度傾斜のケース支点軸(41)回りに回動させて折畳み収納させ、植付部(15)及び施肥機(36)の折畳み時には略6条巾とするように構成している。
【0011】
図4乃至図7に示す如く、前低後高(傾斜角約4度)に傾斜させる前記車体フレーム(3)前部上面にゴム受台(42)…を一体固定させ、受台(42)…の前後方向が略水平な上面側に防振ゴム(43)…を介してエンジン台(44)を取付け、エンジン台(44)に前記エンジン(2)を上載させている。
【0012】
また、前記車体フレーム(3)のエンジン後側位置にステアリングケース(45)を取付け、ハンドルコラム(46)に内挿させる操向ハンドル(14)のステアリング軸(14a)を、左右車体フレーム(3)(3)間の略中央でステアリングケース(45)上面に立設させると共に、ステアリングケース(45)下面に出力軸(47)を突設させ、左右の前輪(6)(6)を方向転換させる操向アーム(48)を前記出力軸(47)に取付けている。
【0013】
さらに、前記エンジン(2)後方の車体フレーム(3)上にラジエータ(49)を立設固定させ、エンジン(2)とラジエータ(49)間にラジエータファン(50)を配置させ、該ファン(50)の駆動軸(50a)などに伝達ベルト(51)を介し連動連結するエンジン出力軸(52)をユニバーサルジョイント付伝動軸(53)を介し直接的に後方のミッションケース(4)に連動連結させるもので、前記車体フレーム(3)後端部にリヤアクスルケース(7)をボルト止め固定させ、前記リヤアクスルケース(7)前面にミッションケース(4)後面を連結固定させると共に、ミッションケース(4)の右側前面にクラッチケース(54)を一体形成し、クラッチケース(54)前面に変速ケース(55)後面を嵌合固定させ、また昇降シリンダ(28)を作動させる油圧ポンプ(56)を変速ケース(55)の左側後面に固定させ、四角パイプ形の左右車体フレーム(3)(3)の間でこの上面よりも低位置に前記各ケース(4)(54)(55)及び油圧ポンプ(56)を吊下げ固定させ、前記伝動軸(53)を前記出力軸(52)後端と変速ケース(55)間に設け、エンジン(2)出力を変速ケース(55)に伝えると共に、フロントアクスルケース(5)とミッションケース(4)間に前輪伝動軸(57)を設け、ミッションケース(4)の変速出力を各アクスルケース(5)(7)を介して前後輪(6)(8)に伝えるように構成している。
【0014】
図1及び図5にも示す如く、前記エンジン(2)の上部にエアクリーナ(58)を、配設するもので、エアクリーナ(58)を吸入管(59)を介しエンジン(2)に接続させると共に、エアクリーナ(58)に空気を取入れる吸気管(60)の吸気口(60a)をラジエータ(49)の後側位置に下向きに臨ませるように構成している。また排気マフラー(61)をボンネット(9)の右外側に配設して、取付部材(62)を介し右本体フレーム(3)にマフラー(61)を連結固定させ、マフラー(61)とエンジン(2)間をフレキシブル部(63a)を有する排気管(63)で接続させて、エンジン(2)の振動などがマフラー(61)に伝わるのを防止するように構成している。
【0015】
図8、図9に示す如く、前記ラジエータ(49)の前面とボンネット(9)内壁間に3組の仕切板(64)(65)(66)より成る仕切壁(67)を張設して、ボンネット(9)内後部を空気取入室(68)に形成し、前記吸気管(60)の吸気口(60a)も取入室(68)に臨ませると共に、ラジエータ(49)とエンジン(2)と間を冷却水循環用ホース(69)で接続して、ボンネット(9)の後方より取入れた冷却風をラジエータ(49)を介しボンネット(9)内前部のエンジン室(70)に送り込んで主にマフラー(61)の下側より外方に排出させるように構成している。
【0016】
図6、図7にも示す如く、前記エンジン台(44)は、エンジン(2)の左右側部にボルト(71)を介し固定する平面視門形の左右側板(72)と、側板(72)に基端を固設し先端裏面にボルト(73)を介し防振ゴム(43)の上面を取付ける傾斜状の前後受板(74)とを備え、車体フレーム(3)の上面及び側面の2面に基端を固設する前記受台(42)の傾斜上面にボルト(73)を介し防振ゴム(43)の下面を固定保持させて、エンジン(2)の振動など緩衝させた良好な支持を行うように構成している。
【0017】
図10、図11にも示す如く、右側エンジン台(44)の前位置の防振ゴム(43)の略上方を遮蔽板(75)によって覆うもので、左右車体フレーム(3)(3)前端上方間を前フレーム(76)を介し連結する横フレーム(77)の右端と、右車体フレーム(3)上の受台(78)とに、側面視略L形状の遮蔽板(75)の前後端をボルト(79)止め固定すると共に、遮蔽板(75)の上面に断熱シート(80a)を一体固着させて、エンジン冷却後の熱風が直接的にこの防振ゴム(43)にかかるのを防止すると共に、遮蔽板(75)の後下がりの傾斜上面(75a)によって空気の流れをマフラー(61)方向とさせて、マフラー(61)の冷却も良好とさせるように構成している。
【0018】
図1、図12、図13に示す如く、前記エンジン(2)の燃料タンク(80)を、ボンネットの右外側の排気マフラー(61)に対して反対側となるエンジン(2)の左外側に設けて、前ステップカバー(12a)の左右下側にこれらタンク(8)及びマフラー(61)を左右バランス良好に且つコンパクトに配置させるもので、左車体フレーム(3)と左ステップステー(81)と間に前後タンクステー(82)(83)を介し燃料タンク(80)を固定支持させている。
【0019】
また前記燃料タンク(80)と該タンク(80)前方の前バンパー(84)との間にエンジン(2)のメンテナンス部品である燃料ポンプ(85)・燃料フィルタ(86)・ラジエータ水用ドレン(87)・燃料タンクドレン(88)を配置させると共に、燃料ポンプ(85)の上方に燃料コック(89)を配置させるもので、左車体フレーム(3)の左外側に突設する予備苗載台(10)用支持フレーム(90)に前タンクステー(82)下端を固設させ、前記燃料ポンプ(85)及び燃料フィルタ(86)を上下2段に取付けるポンプ台(91)を前タンクステー(82)の上端にボルト止め固定させ、エンジン(2)とフィルタ(86)とのフィルタ(86)とポンプ(85)とのポンプ(85)とコック(89)とのコック(89)とエンジン(2)との間を各燃料ホース(92)(93)(94)(95)でそれぞれ接続して、燃料タンク(80)内の燃料をフィルタ(86)及びポンプ(85)を介しエンジン(2)の燃料噴射部に送給するように構成している。
【0020】
また前記ラジエータ水用ドレン(87)をポンプ(85)及びフィルタ(86)位置より後方で燃料タンク(80)の前端下側位置に配置させ、ラジエータ(49)の排出口にドレンホース(96)を介してドレン(87)を接続させる一方、前記燃料タンク(80)の前端下側の左外側位置で燃料タンクドレン(88)を支持フレーム(90)に連結支持させ、燃料タンク(80)の排出口にドレンホース(97)を介してドレン(88)を接続させて、各ドレン(87)(88)によってラジエータ(49)内の冷却水及び燃料タンク(80)内の燃料の抜取りを行うように構成している。
【0021】
図14、図15に示す如く、前記燃料タンク(80)及び排気マフラー(61)の上部を覆う前ステップカバー(12a)の前端下側に前バンパー(84)を開閉自在に設けるもので、左右車体フレーム(3)の前端に取付台(99)を介し固設する前フレーム(76)の固定片(100)に、枢軸(101)を介し前バンパー(84)後面の取付板(102)の左右下端折曲部(102a)を回動自在に支持させると共に、前記取付板(102)の折曲部(102a)より外側で上方位置に形成するフック(103)に、前記取付台(99)の外側面に固設するパッチン錠(104)を係脱自在に係合させて、パッチン錠(104)の係合解除時に前バンパー(84)を下方向に回動して燃料ポンプ(85)・燃料フィルタ(86)・ラジエータ水用ドレン(87)・燃料タンクドレン(88)などの前面側を開放して、これらの保守点検や操作などを車体前方側からも容易に可能とさせるように構成している。
【0022】
【発明の効果】
以上実施例から明らかなように、請求項1に係る発明は、走行車体としての車体フレーム(3)の最前部近傍に水冷式エンジン(2)を搭載し、前記エンジン(2)の一側に燃料タンク(80)を配置し、エンジン(2)の後側にラジエータ(49)を配置し、前記車体フレーム(3)の最前部にバンパー(84)を開閉自在に設けてなる田植機において、前記車体フレーム(3)の前端部には枢軸(101)を介して前記バンパー(84)を回動可能に配置し、前記バンパー(84)よりも後方の前記車体フレーム(3)の側面からこの外側に向けて予備苗載台(10)用支持フレーム(90)を突設し、前記予備苗載 台(10)用支持フレーム(90)に連結した前タンクステー(82)には、前記燃料タンク(80)の前側を取付し、前記前タンクステー(82)の前側にポンプ台(91)を取付し、前記ポンプ台(91)の前面側には、燃料ポンプ(85)及び燃料フィルタ(86)を配置し、前記燃料ポンプ(85)及び燃料フィルタ(86)の後方で前記燃料タンク(80)の前側には、前記ラジエータ(49)の排出口にドレンホース(96)を介して接続させるためのラジエータ水用ドレン(87)を配置させたものであるから、バンパー(84)の開放によって部品の保守点検や操作などを簡単にできるものである。
【0023】
【0024】
【0025】
【図面の簡単な説明】
【図1】エンジン部の平面説明図である。
【図2】乗用田植機の側面図である。
【図3】乗用田植機の平面図である。
【図4】車体フレーム部の側面図である。
【図5】エンジン部の側面説明図である。
【図6】エンジン部の正面説明図である。
【図7】エンジン取付部の説明図である。
【図8】ラジエータ部の背面説明図である。
【図9】ラジエータ部の側面説明図である。
【図10】遮蔽板部の側面説明図である。
【図11】遮蔽板部の平面説明図である。
【図12】燃料タンク部の側面説明図である。
【図13】燃料タンク部の平面説明図である。
【図14】前バンパー部の側面説明図である。
【図15】前バンパー部の平面説明図である。
【符号の説明】
(2)エンジン
(3)車体フレーム(走行車体)
(10)予備苗載台
(49)ラジエータ
(80)燃料タンク
(82)前タンクステー
(84)前バンパー
(85)燃料ポンプ
(86)燃料フィルタ
(87)ラジエータ水用ドレン
(90)予備苗載台用支持フレーム
(91)ポンプ台
(96)ドレンホース
(101)枢軸
[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a rice transplanter that includes a seedling stage and a planting claw and performs seedling planting work continuously.
[0002]
[Problems to be solved by the invention]
Conventionally, fuel filters, fuel pumps, radiator water drains, fuel tank drains, etc., which are parts required for engine maintenance, are installed around the engine and fuel tank, and these maintenance inspections and operations are performed outside the vehicle body. There was an inconvenience that it was very difficult to carry out. Further, when the engine is arranged in the substantially center of the vehicle body and the fuel tank is arranged on the left and right sides of the engine, there is a disadvantage that the left-right balance of the vehicle body becomes unbalanced.
[0003]
[Means for Solving the Problems]
In the invention according to claim 1, a water-cooled engine is mounted in the vicinity of the foremost portion of the traveling vehicle body , a fuel tank is disposed on one side of the engine, a radiator is disposed on the rear side of the engine, and the foremost portion of the traveling vehicle body In the rice transplanter having a bumper that can be freely opened and closed, the bumper is rotatably disposed at the front end portion of the traveling vehicle body via a pivot, and the lateral side of the traveling vehicle body behind the bumper is disposed outside the bumper. A support frame for the preliminary seedling table is protruded toward the front tank stay connected to the support frame for the preliminary seedling table, and a front side of the fuel tank is attached, and a pump stand is provided on the front side of the front tank stay. A fuel pump and a fuel filter are arranged on the front side of the pump base, and a drain pump is connected to the discharge port of the radiator on the front side of the fuel tank behind the fuel pump and the fuel filter. Since it is obtained by placing the radiator for water drainage for connecting through the scan, in which possible like parts maintenance and operation easy.
[0004]
[0005]
[0006]
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described below in detail with reference to the drawings. FIG. 1 is an explanatory plan view of an engine unit, FIG. 2 is a side view of a riding rice transplanter, FIG. 3 is a plan view thereof, and (1) is a traveling vehicle on which an operator rides, and a diesel engine (2) Is mounted above the front part of the vehicle body frame (3), the front wheel (6) for paddy field traveling is supported via the front axle case (5) in front of the transmission case (4), and the rear part of the gear transmission case (4) The rear axle case (7) is connected to the rear axle case, and the rear axle case (7) supports the paddy field traveling rear wheel (8). The spare seedling platforms (10) are attached to both sides of the bonnet (9) covering the engine (2) and the like, and the transmission case (4) is mounted by the vehicle body cover (12) on which the operator gets on via the getting-on / off step (11). ) And the like, and a driver's seat (13) is attached to the upper part of the vehicle body cover (12), and a steering handle (14) is provided at the rear of the bonnet (9) in front of the driver's seat (13).
[0008]
Further, in the figure, reference numeral (15) denotes a planting part having a seedling stage (16) for planting ten rows, a planting claw (17), and the like, and a anteversion type seedling stage made of a synthetic resin with front and rear and low. The rotary case (21) for rotating the base (16) to the planting case (20) through the lower rail (18) and the guide rail (19) so as to be slidable to the left and right and rotating at a constant speed in one direction is provided. A pair of claw cases (22) and (22) are arranged at symmetrical positions around the rotation axis of the case (21), and supported by the planting case (20), and the tips of the claw cases (22) and (22) Attach planting claws (17) and (17) to Further, a hitch stand (23) is provided on the front side of the planting case (20), the hitch stand (23) is connected to the hitch mechanism (24), and includes a top link (25) and a lower link (26). (27) A hitch mechanism (24) is attached to the rear, a planting part (15) is connected to the rear side of the traveling vehicle (1) via a link mechanism (27), and planted via the link mechanism (27). A lifting cylinder (28) for raising and lowering the part (15) is connected to the lower link (26), and the front and rear wheels (6) and (8) are driven to move, and at the same time, a seedling stage that is reciprocated to the left and right ( 16) The seedlings for one stock are taken out by the planting claws (17), and the seedlings are continuously planted.
[0009]
In the figure, (29) is a traveling speed change lever, (30) is a sub-shifting lever for planting lifting and working traveling speed change, (31) is a planting sensitivity adjusting lever, (32) is a main clutch pedal, and (33) (33 ) Is a left and right brake pedal, (34) is a center float for leveling two strips, (35) is a side float for leveling two strips, and (36) is a side fertilizer for 10 strips.
[0010]
Further, left and right auxiliary decks (37) and (37) are fixed to both sides of the vehicle body cover (12) on both sides of the driver seat (13), and the boarding / exiting steps (11) and (11) are arranged in front of the decks (37) and (37). The left and right side decks (38), (38) are connected to the outside of the rear side of the auxiliary decks (37), (37) in a undulating and detachable manner, and a central fertilizing section (36a) for six strips, The fertilizer applicator (36) is divided into left and right fertilizers (36b) and (36b) for each of the two strips, and a fertilizer blower (39) is disposed on the outer side of the right fertilizer (36b) to provide a driver's seat. (13) While storing the left and right fertilizers (36b) (36b) with the levers (29), (30), (31) being attached on both sides, the central nursery (16a) for 6 strips and each for 2 strips The seedling stand (16) is divided and formed on the left and right seedling stands (16b) (16b). The left and right seedling stands (16b) (16b) are raised around the seedling fulcrum shafts (40) and (40), folded and stored on the upper side of the central seedling stand (16a), and the two planting claws (17). The left and right planting cases (20) and (20) provided with the float (35) are rotated around the case fulcrum shaft (41) inclined substantially 45 degrees toward the rear side of the central seedling stand (16a) to be folded and stored. (15) and the fertilizer applicator (36) are configured to have a width of approximately 6 when folded.
[0011]
As shown in FIGS. 4 to 7, a rubber cradle (42) is integrally fixed to the front upper surface of the vehicle body frame (3) which is tilted at a front low rear height (an inclination angle of about 4 degrees), and the cradle (42) The engine base (44) is attached to the upper surface side of the front and rear directions substantially horizontal through vibration-proof rubbers (43), and the engine (2) is mounted on the engine base (44).
[0012]
A steering case (45) is attached to the rear side of the engine of the body frame (3), and the steering shaft (14a) of the steering handle (14) inserted into the handle column (46) is connected to the left and right body frames (3). ) (3) Standing on the upper surface of the steering case (45) at the approximate center, and projecting the output shaft (47) on the lower surface of the steering case (45) to change the direction of the left and right front wheels (6) (6) A steering arm (48) is attached to the output shaft (47).
[0013]
Further, a radiator (49) is erected and fixed on the vehicle body frame (3) behind the engine (2), and a radiator fan (50) is disposed between the engine (2) and the radiator (49). The engine output shaft (52) linked to the drive shaft (50a) etc. via the transmission belt (51) is directly linked to the rear transmission case (4) via the transmission shaft with universal joint (53). The rear axle case (7) is bolted and fixed to the rear end of the vehicle body frame (3), the rear surface of the transmission case (4) is connected and fixed to the front surface of the rear axle case (7), and the transmission case (4) A clutch case (54) is integrally formed on the right front surface, and the rear surface of the transmission case (55) is fitted and fixed on the front surface of the clutch case (54). The hydraulic pump (56) for operating the descending cylinder (28) is fixed to the left rear surface of the transmission case (55), and is positioned lower than the upper surface between the right and left body frames (3) and (3) of the square pipe shape. The cases (4), (54) and (55) and the hydraulic pump (56) are suspended and fixed, and the transmission shaft (53) is provided between the rear end of the output shaft (52) and the transmission case (55). 2) The output is transmitted to the transmission case (55), and a front wheel transmission shaft (57) is provided between the front axle case (5) and the transmission case (4), and the transmission output of the transmission case (4) is transmitted to each axle case (5). ) And (7) are transmitted to the front and rear wheels (6) and (8).
[0014]
As shown in FIGS. 1 and 5, an air cleaner (58) is disposed on the upper part of the engine (2), and the air cleaner (58) is connected to the engine (2) via a suction pipe (59). The intake port (60a) of the intake pipe (60) for taking air into the air cleaner (58) is configured to face downward at the rear side position of the radiator (49). Further, an exhaust muffler (61) is disposed on the right outside of the bonnet (9), and the muffler (61) is connected and fixed to the right main body frame (3) via the mounting member (62). 2) are connected by an exhaust pipe (63) having a flexible portion (63a) to prevent the vibration of the engine (2) from being transmitted to the muffler (61).
[0015]
As shown in FIGS. 8 and 9, a partition wall (67) comprising three sets of partition plates (64) (65) (66) is stretched between the front surface of the radiator (49) and the inner wall of the bonnet (9). The rear part in the bonnet (9) is formed in the air intake chamber (68), the intake port (60a) of the intake pipe (60) is also exposed to the intake chamber (68), and the radiator (49) and the engine (2) Are connected by a cooling water circulation hose (69), and the cooling air taken from the rear of the bonnet (9) is sent to the engine chamber (70) in the front of the bonnet (9) through the radiator (49). The exhaust is discharged outward from the lower side of the muffler (61).
[0016]
As shown in FIGS. 6 and 7, the engine base (44) includes a left and right side plate (72) having a portal view and fixed to the left and right side portions of the engine (2) via bolts (71), and a side plate (72). ) And an inclined front and rear receiving plate (74) for attaching the upper surface of the anti-vibration rubber (43) to the rear surface of the front end via a bolt (73), and the upper and side surfaces of the vehicle body frame (3). Good that the bottom surface of the anti-vibration rubber (43) is fixedly held on the inclined top surface of the cradle (42) with the base end fixed on the two surfaces via bolts (73), and the vibration of the engine (2) is buffered. It is configured to provide proper support.
[0017]
As shown in FIGS. 10 and 11, the upper part of the front side of the right engine stand (44) is covered with a shielding plate (75) so as to cover the front end of the left and right body frames (3) and (3). Front and rear of a substantially L-shaped shielding plate (75) in side view between the right end of the lateral frame (77) connecting the upper parts via the front frame (76) and the cradle (78) on the right body frame (3) The ends are fixed with bolts (79), and a heat insulating sheet (80a) is integrally fixed to the upper surface of the shielding plate (75) so that the hot air after cooling the engine is directly applied to the vibration isolating rubber (43). In addition to preventing, the inclined upper surface (75a) of the shielding plate (75) descends to make the air flow in the direction of the muffler (61) so that the muffler (61) is cooled well.
[0018]
1, FIG. 12, as shown in FIG. 13, a fuel tank (80) of said engine (2), the left outside of the engine (2) on the opposite side of the bonnet of the right outside of the exhaust muffler (61) The tank (8) and the muffler (61) are arranged on the left and right lower sides of the front step cover (12a) in a compact manner with good left / right balance. The left body frame (3) and the left step stay (81) and is fixedly supporting the front and rear tank stay (82) fuel tank through the (83) (80) between the.
[0019]
A fuel pump (85), a fuel filter (86), a radiator water drain (maintenance parts of the engine (2)) are provided between the fuel tank (80) and a front bumper (84) in front of the tank (80). 87) A reserve seedling stand which is provided with a fuel tank drain (88) and a fuel cock (89) above the fuel pump (85) and which projects from the left outer side of the left body frame (3). (10) The lower end of the front tank stay (82) is fixed to the support frame (90), and the pump stand (91) for mounting the fuel pump (85) and the fuel filter (86) in two upper and lower stages is attached to the front tank stay ( 82) upper end is bolted fixed, between the engine (2) between the filter (86), between the filter (86) and pump (85), a pump (85) and the cock (89), co Click and (89) between the engine (2), respectively connected with each fuel hose (92) (93) (94) (95), the fuel in the fuel tank (80) in the filter (86) and a pump (85), and is configured to be fed to the fuel injection portion of the engine (2).
[0020]
Further, the radiator water drain (87) is disposed at a position below the front end of the fuel tank (80) behind the positions of the pump (85) and the filter (86), and a drain hose (96) is disposed at the discharge port of the radiator (49). The drain (87) is connected via the fuel tank (80), while the fuel tank drain (88) is connected to and supported by the support frame (90) at the left outer position below the front end of the fuel tank (80). The drain (88) is connected to the discharge port via the drain hose (97), and the cooling water in the radiator (49) and the fuel in the fuel tank (80) are extracted by each drain (87) (88). It is configured as follows.
[0021]
As shown in FIGS. 14 and 15, a front bumper (84) is provided on the lower side of the front end of the front step cover (12a) covering the upper portions of the fuel tank (80) and the exhaust muffler (61) so as to be freely opened and closed. The mounting plate (102) on the rear surface of the front bumper (84) is connected to the fixed piece (100) of the front frame (76) fixed to the front end of the vehicle body frame (3) via the mounting base (99). The mounting base (99) is mounted on a hook (103) formed at an upper position outside the bent portion (102a) of the mounting plate (102) while rotatably supporting the left and right lower bent portions (102a). The patchon lock (104) fixed on the outer surface of the fuel pump is detachably engaged, and when the engagement of the patchon lock (104) is released, the front bumper (84) is rotated downward and the fuel pump (85)・ Fuel filter (86) ・ Radi Over data for water drainage (87), fuel tank drain (88) by opening the front side of such, are configured to easily possible and these maintenance and operation from the front side of the vehicle body.
[0022]
【The invention's effect】
As is apparent from the above-described embodiments, the invention according to claim 1 is provided with a water-cooled engine (2) mounted in the vicinity of the foremost part of a vehicle body frame (3) as a traveling vehicle body , on one side of the engine (2). In a rice transplanter in which a fuel tank (80) is disposed, a radiator (49) is disposed on the rear side of the engine (2), and a bumper (84) is provided at the forefront of the vehicle body frame (3) so as to be freely opened and closed. The bumper (84) is rotatably arranged at the front end portion of the body frame (3) via a pivot (101), and the body frame (3) is rearwardly exposed from the side surface of the body frame (3). projecting a preliminary seedling mounting base (10) support frame (90) outwardly, said the preliminary Naeno stand tank stays before linked to (10) support frame (90) (82), said fuel Attach the front side of the tank (80) A pump base (91) is attached to the front side of the previous tank stay (82), and a fuel pump (85) and a fuel filter (86) are arranged on the front side of the pump base (91), and the fuel pump ( 85) and a water drain (87) for connecting to the discharge port of the radiator (49) via a drain hose (96) on the front side of the fuel tank (80) behind the fuel filter (86). since it is obtained by placing, in which the opening of the bumper (84) can be like parts maintenance and operation easy.
[0023]
[0024]
[0025]
[Brief description of the drawings]
FIG. 1 is an explanatory plan view of an engine unit.
FIG. 2 is a side view of the riding rice transplanter.
FIG. 3 is a plan view of a riding rice transplanter.
FIG. 4 is a side view of a vehicle body frame portion.
FIG. 5 is an explanatory side view of an engine unit.
FIG. 6 is a front explanatory view of an engine unit.
FIG. 7 is an explanatory diagram of an engine mounting portion.
FIG. 8 is a rear view of the radiator unit.
FIG. 9 is an explanatory side view of a radiator section.
FIG. 10 is an explanatory side view of a shielding plate part.
FIG. 11 is an explanatory plan view of a shielding plate part.
FIG. 12 is a side explanatory view of a fuel tank portion.
FIG. 13 is an explanatory plan view of a fuel tank portion.
FIG. 14 is an explanatory side view of a front bumper portion.
FIG. 15 is an explanatory plan view of a front bumper portion.
[Explanation of symbols]
(2) Engine
(3) Body frame (traveling body)
(10) Reserve seedling stand
(49) Radiator (80) Fuel tank
(82) Front tank stay (84) Front bumper (85) Fuel pump (86) Fuel filter (87) Radiator water drain
(90) Support frame for preliminary seedling stage
(91) Pump stand
(96) Drain hose
(101) Axis

Claims (1)

走行車体の最前部近傍に水冷式エンジンを搭載し、前記エンジンの一側に燃料タンクを配置し、エンジンの後側にラジエータを配置し、前記走行車体の最前部にバンパーを開閉自在に設けてなる田植機において、
前記走行車体の前端部には枢軸を介して前記バンパーを回動可能に配置し、
前記バンパーよりも後方の前記走行車体の側面からこの外側に向けて予備苗載台用支持フレームを突設し、
前記予備苗載台用支持フレームに連結した前タンクステーには、前記燃料タンクの前側を取付し、
前記前タンクステーの前側にポンプ台を取付し、
前記ポンプ台の前面側には、燃料ポンプ及び燃料フィルタを配置し、
前記燃料ポンプ及び燃料フィルタの後方で前記燃料タンクの前側には、前記ラジエータの排出口にドレンホースを介して接続させるためのラジエータ水用ドレンを配置させたことを特徴とする田植機。
A water-cooled engine is installed in the vicinity of the foremost part of the traveling vehicle body , a fuel tank is disposed on one side of the engine, a radiator is disposed on the rear side of the engine, and a bumper is provided at the foremost part of the traveling vehicle body so that it can be opened and closed. Naru rice transplanter,
The bumper is rotatably arranged via a pivot at the front end of the traveling vehicle body,
A support frame for a preliminary seedling stand is projected from the side surface of the traveling vehicle body behind the bumper toward the outside,
A front tank stay connected to the preliminary seedling support frame is attached to the front side of the fuel tank,
A pump stand is attached to the front side of the front tank stay,
A fuel pump and a fuel filter are arranged on the front side of the pump base,
A rice transplanter characterized in that a radiator water drain for connecting to a discharge port of the radiator via a drain hose is disposed behind the fuel pump and the fuel filter and in front of the fuel tank .
JP17647897A 1997-06-16 1997-06-16 Rice transplanter Expired - Fee Related JP3742199B2 (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
JP17647897A JP3742199B2 (en) 1997-06-16 1997-06-16 Rice transplanter

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JPH114608A JPH114608A (en) 1999-01-12
JP3742199B2 true JP3742199B2 (en) 2006-02-01

Family

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Family Applications (1)

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Country Status (1)

Country Link
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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100427749C (en) * 2006-10-11 2008-10-22 力帆实业(集团)股份有限公司 Bottom oil tank type universal gasoline engine
JP4582128B2 (en) * 2007-07-25 2010-11-17 井関農機株式会社 Ride type rice transplanter
JP5706557B2 (en) * 2014-04-08 2015-04-22 ヤンマー株式会社 Work vehicle

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