1254007 九、發明說明： 【發明所屬之技術領域】 本發明係關於一種配置覆蓋前輪上方之前擋泥板之機 車。 【先前技術】 機車中有在形成左右一對之前叉間配置覆蓋前輪上方之 前擋泥板，並以位於下方之外管與位於上方之内管構成此 刚又之機車。在此種機車中，行車時隨著路面之變動，位 於前又下方之外管與位於上方之内管滑動而吸收變動，但 小石頭等會觸碰到内管之滑動部分而引起損傷，故已知有 又置又凰加以保屢之機車存在。（例如參照專利文獻1)。 [專利文獻1 ]特開平1 1 -278339號公報 【發明内容】 」然：，叉蓋係由外側覆蓋内管之滑動料，有不能防止 W輪彈起或捲起之小石頭等碰觸之問題。 仲本發=係為消除此問題而設計’其目的在於提供一種簡 早且確I地防止前輪碰觸到前輪彈起或捲起之小石頭等之 為解決前述問題，且遠& θ Μ 1 ^ 立運成目的，本發明如下構成。 請求項1之發明係外 ^卜§與位於其上方之内管構成前 又在形成此左右一對之前 了灸刖又間配置覆蓋前輪上方之前柃 泥板之機車，其特徵在於·· 田 在：述外管之上部安裝前述前擋泥板； 在前述前擋泥板一髀报士、I、，丄 板體开少成由所述外管之上部覆蓋前述内 95725.doc 1254007 管之一部分之至少前側之叉蓋。 請求項2之發明係在請求項丨之機車，其中前述前擋泥板 係以前側擋泥板與後側擋泥板構成； 將前述又蓋一體形成於前述前側擋泥板； 將前述前側擋泥板與前述後側擋泥板組裝成一體； 將别述組裝成一體之前述前側擋泥板與前述後側擋泥板 安裝於前述外管之上部。 [發明之效果] 藉前述構成，本發明具有以下之效果。 在請求項1之發明中，由於在安裝於外管之上部之前擋泥 板一體形成由外管之上部覆蓋内管之一部分之至少前側之 盍，故可簡單且確實地防止碰觸到前輪彈起或捲起之小石 頭等。 在請求項2之發明中，由於將叉蓋一體形成於前側擋泥 板，將4側擋泥板與後側擋泥板組裝成一體，故可容易製 造具有叉盍之丽擋泥板。又，因將組裝成一體之前側擋泥 板與後側擋泥板安裝於外管之上部，故可確實保護外管上 端之内管之滑動部。 【實施方式】 以下，說明本發明之機車之實施型態，但本發明並不限 疋於此貝鈀型恶。又，本發明之實施型態係顯示發明之最 佳實施型態，本發明之用詞並不限定於此。 本貫施型悲係說明有關速克達型機車。圖丨係速克達型機 車之側面圖’圖2係車體架之平面圖，圖3係座墊部之側面 95725.doc 1254007 圖’圖4係座墊部之平關，圖5係吸氣導管安裝部之側面 圖，圖6係吸氣導管安裝部之平面圖，圖7係沿著圖$之 VII-VII線之剖面圖，圖8係單元搖動式動力單元之支持部之 側面圖，圖9係吸氣導管與搖動式動力單元之連接部之局部 剖面圖，圖10係吸氣導管之側面圖，圖n係吸氣導管之平 面圖’圖U係沿著圖^ΧΙΙ_χιΙ線之剖面圖，圖_切剖前 擋泥板之-部分之側面圖’圖14係前擋泥板安裝部之平面 圖’圖15係前撞泥板安裝部之剖兩圖，圖16係沿著圖^之 XVI-XVI線之剖面圖。 在此等圖中，符號1所示者為本實施型態之速克達型機 f。本速克達型機車！係在車體架4之頭管21可旋轉地設有 月ί叉7在月：）叉7之下部支持著前輪6，上部設有操向把手8。 車體架4係利用由頭管2丨通過踩腳部22及座墊9之下方而 延伸至車體之後端部之上部車架23、及由此上部車竿^之 途中向下方延伸之下部車架24所構成。上部車架Μ係以銘 合金形成，下部車架24係以鐵系合金形成。即，車體㈣ 係利用相對輕量銘合金形成其—部分，以謀求輕量化。 上部車架23係分由從頭管21延伸至踩腳部22之前側半部 25:與焊接於此前側半部25之後端部而延伸至車體後端部 之後側半部26所形成。前側半部25係由頭管21、從頭抑 向後下方延伸之左右—對下架27、與介裝於此等下架27彼 此之間之二個交又構件28、29所構成，制所謂金屬型鑄 造成型而使前述各部形成為一體。 上部車架23之後側半部26係由在車寬方向之兩端部，向 95725.doc 1254007 車體前後方向延伸之左側前後方向延伸部3i及右側前後方 向延伸部32、及在前端部、中央部與後端部連接此等前後 方向延伸部31、32彼此之幻〜第3交又構件⑽所構成， 利用真空輯法喊型而使前述各部形成為一體之左右之前 後方向延伸部31、32係在車體之前後方向之中央部分別經 由後，之支持用連接桿5上下搖動自如地連結單元搖動式 動力單元3之前㉛，在車體左側前後方向延伸部31之後端部 設有連接後緩衝器單元L5之上端部用之緩衝器單元用托架 36。又，在左右之前後方向延伸部31、”之前端部，以向 下方突出方式設置連接後述之下部車架24之中途部分用之 托架37。 連接後側半部26之左側前後方向延伸仙與右側前後方 向延伸部32之第i〜第3交叉構件33〜35中，連接兩前後方向 延伸部3 1、32之前端部彼此之第丨交又構件33、與連接中央 部彼此之第2交叉構件34係在此等之間形成可裝定收容安 全帽之大型收容箱85。收容箱85採用與搭載於以往之速克 達型機車相同之構造，可藉座墊9開閉上端之開口。 座墊9係由單座墊部9a與串聯座墊部9b所構成。收容箱85 具有妯側安全帽收容部85a與後側安全帽收容部85b，前側 安全帽收容部85a位於單座墊部9a之下方，後側安全帽收容 部85b位於串聯座墊部孙之下方。前側安全帽收容部85&開 口，後側安全帽收容部85b被箱蓋85c所覆蓋。單座墊部9a 成為丽側安全帽收容部85a之蓋，可以前側為支點而開閉。 串聯座墊部9b係載置於後側安全帽收容部之箱蓋 95725.doc -10- 1254〇〇7 上。 單座墊部9a以前側為支點而向前側打開時，可將安全帽 收容於前側安全帽收容部85a或後側安全帽收容部請。^ 箱蓋85c，如圖3及圖4所示，在箱蓋85c之車寬方向之中央 形成多數個孔85c 1。 收容箱85被配置於較接近於單元搖動式動力單元3之上 方位置，受到熱之影響，埶義合藉在 …轧曰檟存於内部，故可藉孔85c 1 將此熱氣排出。又，在關閉單座墊部％時，又，空氣若無 去由收容箱85排出時，收容箱85難以關閉，但由於有孔Μ。 可排出空氣，故可圓滑地關閉單座墊部％。另外，在箱蓋 …，如圖3及圖4所示，雖形成多數個孔85。，但由於孔二 位於相蓋85c之車寬方向之中央，且祐电 — 六且被串聯座墊部9b所覆 蓋，故可防止水由孔85cl進入收容箱85内部。 連接於前後方向延伸部31、32之前部之前側半部Μ之下 架27係向後下方延伸，可將前後方向延伸部、32之前端 部向上下方向牢固地支持於此下架27，故可藉組合前側半 部25與後側半部26形成扭轉方向之剛性較高之上部車架 23 °在本實施型態中’為了僅在前後方向延伸部31、32也 可提高扭轉方向之剛性’在剖面橫向呈〕字形之前部之口字 内側，-體地形成從側面看呈X字形之補強用㈣。車體架 4之下部車架2 4係由在上部車架2 3之下方向前後方向延伸 =左右-對管81 ' 82、及橫架在此等f 8ι、82之間之第卜 第4交又構件83〜86所構成。 兩管81、82如圖1所示，係向下方形成凸出之山形狀，且 95725.doc Ϊ254007 乃^邛被固疋用螺栓8 7固定於上部車架2 3之前側半部2 5， 後鸲邛經由連結用托架88被固定於上部車架U之後側半部 26。此連結用托架88係利用與管81、82同等之鐵系合金形 成義狀，下ir而部焊接於管8丨、82，上端部被固定用螺栓89 固定於後侧半部26。 又，在兩官8 1、82之下側向前後方向延伸之部分之前端 邛向上方，延伸地設有連結板9〇，如圖i所示，以固定用螺拴 91緊緊固定此連結板9〇與在後側半部26之前端部設成向上 方延伸之托架37，而支持於上部車架23。在此等左右之管 81 :82焊接支持車體蓋1〇之下部用撑桿％、與側支架支二 用撑桿95，並經由托架11〇支持水箱％。 水箱96為肖以往習知之水箱同等之橫向水流型水箱，如 圖1所一示，係在兩管8卜82之後下方延伸之前端部之下方， 朝向前上方被傾斜配置。利用兩管81、82形成水箱触發 動機U間之冷卻水通路之一部分。以冷卻水軟管97連接水 =與㈣、82，以冷料㈣崎接㈣、82與發 在連接下部車架24之兩管81、82彼此之交又構物如圖】 所不，支持著燃料箱99。此燃料箱99係被收容於在 上方形成於收容箱85之間之空間。交又構㈣由車體 後方觀之，係形成內下方成凸 車寬方向之中央部。 ^用托_〇焊接於 踩腳部22如圖12⑷所示，具有沿著略水平方向之階㈣ 22a、與由此階梯部22a之内側端部向上方延長之縱壁部 95725.doc -12- 1254007 22b。此左右一對縱壁部22b係隨著向上方延長而以略微向 外側擴大方式傾斜。在此縱壁部22b之上側，配設上蓋丨2〇， 以形成向上方鼓起之中心隧道部121。此中心隧道部丨21係 形成上部側之寬H2寬於下部側之寬hi。 在階梯部22a之下側連接側蓋122〇在其中心隧道部i2i内 配置收容箱85之前側，並在下方配置燃料箱99。 如此’由於形成中心隧道部121之上部側之寬112較寬而下 部側之寬H1較窄，故在此中心隧道部121内，即使上流側之 體積較大之收容箱85之前側之情形，也可有效配置，並在 確保踩聊空間町，可將車寬抑制於㈣而改善搁腳性及 式樣性。且可將腳擱放在中心隧道部121上部之寬暢部分， 以提高夹緊性。又’踩腳部22如圖12⑻所示，分成左右部 分，由階梯部22a之内側端部向上方延長之縱壁部2 =隨著 向上方延長而以略微向外側擴大方式傾斜之形狀，可利用 使一對衝壓模丨23、124向階梯部22a與縱壁部22b之彎曲部 方向脫模而簡單地形成。 在車體架4之上部車架23如圖！及圖5所示，利用緊固螺检 131〜134在4處緊緊固定歇腳部13〇。此歇腳部13〇係被緊緊 固定於安裝單元搖動式動力單元3之部分之前側，利用此歇 腳部U0之緊定，上部車架23可提高安裝單元搖動式動力單 元3之部分附近之剛性。 具有後輪2之單元搖動式動力單元3係經由連接桿$上下 方向搖動自如地被支持於車體架4之後部。此單元搖動式動 力單元3如圖5、圖7及圖8所示，係分別配置於左 々別後 95725.doc 1254007 方向延伸部31、32之車體内側之附近，經由減震橡膠兄、 54分別被彈性支持於在兩前後方向延伸部31、32各設2個之 圓筒狀輪轂51、52。 連接桿5係利用衝切加工形成板狀之側板58、59、與悍接 在此等側板58、59之長度方向之兩端部與中途部之3處之拉 伸材料構成之輪轂55〜57所形成。此等3處之輪轂55〜57中， 位於最上方之輪轂55構成連接桿5之搖動基部S1，下端部之 輪轂57構成連接桿5之搖動端部S2,中途部之輪轂％構成連 接桿5之中途支持部S3。 在連接桿5之側板58，焊接向車體内側突出之安裝板 2〇〇，在此左右之安裝板200間，利用緊固螺拴2〇2、2〇5固 定著懸架托架2(H。在此懸架托架201焊接輪轂2〇3，此輪較 2〇3構成搖動端部。焊接於右側之連接桿5之下端部之輪轂 57 ’焊接安裝板200，以提高輪轂57之支持強度。 圓筒狀輪轂51、52係形成於在連接桿5側方向上下方向延 伸δ又置於車體架4之後側半部26之延設部26a，且排列於上 下方向，並將上側之輪轂51形成比下側之輪轂52位於更接 近車體前側，因此，連接桿5傾斜成向後下方延伸。 連接桿5之3處輪轂55〜57中，在構成搖動基部之上端部之 輪轂55與中途部之輪轂56，係分別向車體外側突出地立設 車架連結用之支轴61、62，在構成搖動端部之下端部之輪 轂57及懸架托架201之輪轂203，插通動力單元連結用之支 轴.63。車架連結用之支軸61、62係由螺栓所構成，貫通連 接桿5之輪轂55、56,並貫通車體架4之圓筒狀輪轂51、52， 95725.doc •14- 1254007 而使頭部向側方突出，並將設於圓筒狀輪轂51、52之内部 之減晨橡膠組裝體64、65之中心部緊固於連接桿5。此等減 辰橡膠組裝體64、65係由嵌入支軸61、62而緊固於連接桿5 之内66、67、壓入圓筒狀輪轂5 1、52之内周面之外筒68、 69、及介裝於此等内筒66、67與外筒68、69之間之減震橡 膠53、54所構成。 減震橡膠53、54係在填充於内筒66、67與外筒68、的之 間之狀恶下凝固，接著於内筒66、67之外周面與外筒68、 9之内周面。即，將此減震橡膠組裝體64、65壓入於圓筒 狀輪轂51、52，並以支軸61、62使其緊固於連接桿5時，可 經由位於比連接桿5更接近於車體外側之減震橡膠53、54， 將連接桿5彈性支持於車體架4。 叹於連接桿5之搖動端部之動力單元連結用之支軸63係 由螺栓所構成，輪轂203位於兩輪轂57彼此之間，貫通此等 輪轂57、輪轂203而由車體右側之連接桿5延伸至車體左側 之連接桿5。因此，車體左側之連接桿5與車體右側之連接 桿5被懸架托架201所連結，再被動力單元連結用之支軸63 互相連接，形成連接桿組裝體74。 此懸架托架201之安裝係首先利用緊固螺栓202、205暫時 將懸架托架201固定於左右連接桿5之安裝板2〇〇間，在此懸 架托架201被暫時固定之狀態下，使單元搖動式動力單元3 之連結用托架7 5位於左右連接桿5之輪較5 7與懸架托架20 1 之輪轂203間，由右側使動力單元連結用之支軸63貫通輪轂 57、連結用托架75、輪轂203、輪較57，將螺母1 50螺定緊 95725.doc -15- 1254007 ’將暫時固定 可不受公差影 之精度組裝支 緊固定於由左側輪轂57突出之支軸63之前端 狀恶之緊固螺栓202、205緊緊固定。因此， 曰也利用動力單元連結用之支軸63以良好 持單元搖動式動力單元3。 連接於單元搖動式動力單元3之連結用托架 =_承77被轉動自如地設置。即，在套心轉套二 上下式動力單元3對支持用連接桿5及車體架4向 以^實施錢中’採用經由動力單元連結用之支轴63而 加工之連接桿5之輪轂55、連結左右之連接桿化懸架托 #201之輪較203之3點支持單元搖動式動 故可抑制動力單元連結用之支_之彎曲，提定 =；；步提高單元搖動式動力單元3向上下方向搖動時 單元搖動式動力單亓 、切刀早兀3如圖9所不，係由發動機本體3〇( 與V型皮帶式無段變速機3G1—體化所構成。發動機本魏 係具有向略水平前方配置汽缸軸，將汽缸體302、汽缸頭303 疊層緊固於銘合金製之曲軸箱3〇7之前壁，將頭蓋3〇4裝卸 自如地裝定於汽紅頭303之前側接合面之概略構造。滑動自 如地插人配置於汽缸體3G2之活塞奶係以連桿咖連結於 在曲軸箱307内向車寬方向配置之曲軸3〇8。 v型皮帶式無段變速機3〇1係將變速機本體收容於由發動 機本體3GG之左側部在車輛左側延伸至後方之傳動箱川之 傳動至320内。變速機本體具有在裳定於位於傳動箱训内 95725.doc -16 - 1254007 之^動機本體300側之曲軸（驅動軸）308之左側端部之驅動 月輪3 11與裝定於位於後輪2側之從動軸3 14之從動滑輪3 12 捲、％ V型皮帶313所構成之概略構造。又，從動軸314之旋轉 係經由配置在傳動室320内之中間軸315，一面依照各齒輪 之齒輪比，一面被減速而傳達至後輪軸316。 傳動鈿3 1 〇具有與曲軸箱3〇7 一體形成而延伸至後輪軸 3 1 6之钿本體3 1 7、可裝卸地裝定於箱本體3 1 7之外側（左側） 之鋁合金製之箱蓋318、及覆蓋箱蓋318之外表面之樹脂製 蓋 319。 在本實施型態中，如圖5、圖6、圖9〜圖u所示，具有將 々°卩風‘入單元搖動式動力單元3之傳動室3 20之吸氣導管 400。在單70搖動式動力單元3，使傳動箱310之前側突出， 形成將冷卻風導入傳動室320之前側之導入開口部32〇a。利 用a又於驅動滑輪3丨丨外側部之冷卻扇33〇之旋轉，由導入開 口部320a吸入冷卻風，此冷卻風流過傳動室32〇而將其冷 部，由形成於傳動箱3 1 〇後側之排氣口部32〇b被排出。吸氣 導管400在導管本體4〇〇a之後側具有連接開口部糾仳，在前 側具有外氣取入開口部400〇。導管本體4〇(^之後側上部 400al被2個螺栓41〇固定於歇腳部13〇之階梯部u〇a，經由 歇腳部130被安裝於上部車架23。又，在導管本體4〇〇a之中 央部貫通形成安裝孔400a2，使安裝螺栓411由外側貫通安 裝孔400a2而安裝於下部車架24之托架42〇。 如此，利用將吸氣導管400安裝於上部車架23與下部車架 24,即可簡單且確實地將吸氣導管4〇〇支持於車體架4。 95725.doc -17- 1254007 在此吸氣導管400之連接開口部4〇〇b、與導入開口部320a 之間具有間隙_，可藉單元搖動式動力單元3覆蓋連接開 口部4_而使導入開口部遍處於可搖動狀態。又，吸氣 導管400之外氣取入開口部4〇〇c係由導管本體4〇^向前側 延伸，向車體内側開口，外氣由此外氣取入開口部仆〜被 導入而引^至導官本體400a，由此導管本體400a通過連接 開口部400b而由排氣口部32〇b被送至傳動室32〇。 如此，吸氣導管400之連接開口部4〇〇b可覆蓋成使導入開 口部320a處於可搖動狀態，故容易確保將冷卻風導入搖動 之單元搖動式動力單元3之傳動室32〇用之吸氣通路之開口 面積，以提高冷卻效率。又，由於吸氣導管4〇〇之外氣取入 開口部400c係向車體内側開口，故可防止行車時泥水由車 體外方侵入。另外，由於吸氣導管4〇〇之外氣取入開口部 400c係配置於燃料箱99之上方位置，故可藉燃料箱防止 行車時泥水由車體下方侵入。 在本實施型態中，如圖1、圖13及圖16所示，利用位於下 方之外管7a與位於上方之内管几構成前叉7,將覆蓋前輪上 方之鈾擔泥板900配置於此形成左右一對之前又7之間。 此前擋泥板900係由前側擋泥板9〇1與後側擋泥板9〇2構 成’前側擋泥板901與後側擋泥板902係以合成樹脂一體形 成。在此前側擋泥板901以合成樹脂一體形成又蓋9〇3。此 叉蓋903由外管7a之上部7al覆蓋内管7b之一部分之至少前 側。在本貫施形態中’由外管7a之上部7al覆蓋内管7b之一 部分之前側。 95725.doc -18- 1254007 在前側擋泥板901之左右側部形成安裝片部901a、9〇lb， 在左右後側部形成安裝肋901 c。前側擋泥板9〇 1與後側擋泥 板902係使後側擋泥板902之左右前側部9〇2a密貼於前側擋 泥板901之安裝片部901a、901b，由内側插通螺絲905，利 用螺母弹黃906固定而組裝成一體。 將此組裝成一體之前側擋泥板9〇 1與後側擋泥板902如圖 15所示，安裝於外管7a之上部。此前側擋泥板9〇1係使安裝 肋901c密貼於外管7a之前側輪轂7U，由内側插入安裝螺栓 910而緊固於前側輪轂7al。後側擋泥板9〇2係使左右側部 902b密貼於外管7a之後側輪轂7a2，由内側插入安裝螺栓 911而緊固於後側輪轂7a2。 此種機車在行車時，因路面之變動，位於前又7下方之外 管7a與位於上方之内管7b可藉滑動而吸收變動，且在此行 車時前輪6彈起或捲起小石頭等時，也可藉叉蓋9〇3之保 護，而不會觸碰到内管7b之滑動部分。 由於將由外管7a之上部覆蓋内管7b之一部分之至少前側 之叉蓋903 —體形成於安裝於此外管7a之上部之前檔泥板 900 ’故可簡單且確實地防止碰觸到前輪6彈起或捲起之小 石頭等。 又，因將叉蓋903 —體形成於前側擋泥板9〇1，並將前側 擋泥板901與後側擋泥板9〇2組裝成一體，故容易製作具有 叉盍903之前擋泥板9〇〇。又，由於將組裝成一體之前側擋 泥板901與後側擋泥板9〇2安裝於外管7a之上部，故可確實 保護外管7a上端之内管7b之滑動部。 95725.doc •19- 1254007 [產業上之可利用性] 本發明可適用於將覆蓋前輪上方之前擋泥板配置於左右 一對之前叉之間之機車。 【圖式簡單說明】 圖1係速克達型機車之側面圖。 圖2係車體架之平面圖。 圖3係座墊部之側面圖。 圖4係座墊部之平面圖。 圖5係吸氣導管安裝部之側面圖。 圖6係吸氣導管安裝部之平面圖。 圖7係沿著圖5之VII-VII線之剖面圖。 圖8係單元搖動式動力單元之支持部之側面圖。 圖9係吸氣導管與搖動式動力單元之連接部之 圖10係吸氣導管之側面圖。 "卩剖面圖。 圖11係吸氣導管之平面圖。 圖12(a)、（b)係沿著圖1之XII-XII線之剖面圖 圖13係切剖前擋泥板之一部分之側面圖。回。 圖14係鈾擔泥板安裝部之平面圖。° 圖15係前擋泥板安裝部之剖面圖。 圖16係沿著圖13之XVIOCVI線之剖面圖。 【主要元件符號說明】 回° 7 前叉 7a 外管 7b 内管 900 前擋泥板 95725.doc -20-1254007 IX. Description of the Invention: [Technical Field] The present invention relates to a locomotive configured to cover a front fender above a front wheel. [Prior Art] In the locomotive, a front fender covering the front wheel is disposed between the pair of front and rear forks, and the locomotive is formed by the inner tube located at the lower side and the inner tube located above. In such a locomotive, as the road surface changes, the outer tube located at the front and the lower side slides with the inner tube located above and absorbs the change, but the small stone or the like touches the sliding portion of the inner tube to cause damage, so It is known that there are locomotives that have been placed and phoenixed to protect them. (For example, refer to Patent Document 1). [Patent Document 1] Japanese Laid-Open Patent Publication No. Hei No. Hei. No. Hei. No. Hei. No. Hei. No. 1-278339. problem. Nakamoto hair = designed to eliminate this problem's purpose is to provide a small stone that is short and early to prevent the front wheel from touching the front wheel to bounce or roll up, etc., to solve the aforementioned problems, and far & θ Μ 1 ^ The purpose of the invention is as follows. The invention of claim 1 is outside the inner tube and the inner tube located above it, and before the formation of the left and right pair, the moxibustion and the locomotive that covers the front of the front wheel before the front wheel are arranged, and the : The front fender is installed on the upper part of the outer pipe; in the front fender, the priest, I, and the slab are opened by the upper part of the outer pipe to cover one part of the inner 95725.doc 1254007 pipe. At least the front side of the fork cover. The invention of claim 2 is the locomotive of the request item, wherein the front fender is formed by a front fender and a rear fender; and the cover is integrally formed on the front fender; The mud board is integrally assembled with the rear side fender; the front side fender and the rear side fender which are integrally assembled as described above are attached to the upper portion of the outer tube. [Effects of the Invention] With the above configuration, the present invention has the following effects. In the invention of claim 1, since the fender is integrally formed with the upper portion of the outer tube covering at least the front side of the inner tube before being attached to the upper portion of the outer tube, the front wheel can be easily and surely prevented from being touched. Small stones that are up or rolled up. In the invention of claim 2, since the fork cover is integrally formed on the front side fender, the four side fenders and the rear side fender are integrally assembled, so that the fenders having the forks can be easily manufactured. Further, since the front fender and the rear fender are attached to the upper portion of the outer tube, the sliding portion of the inner tube at the upper end of the outer tube can be surely protected. [Embodiment] Hereinafter, an embodiment of the locomotive of the present invention will be described, but the present invention is not limited to the Palladium type. Further, the embodiment of the present invention shows the best mode for carrying out the invention, and the terms of the present invention are not limited thereto. The sorrowful description of the stipulations relates to the skating locomotive. Figure 2 is a side view of the locomotive locomotive. Figure 2 is a plan view of the body frame. Figure 3 is the side of the seat cushion. 95725.doc 1254007 Figure 'Fig. 4 is the sluice of the seat cushion. Figure 5 is the suction. FIG. 6 is a side view of the suction duct mounting portion, FIG. 7 is a cross-sectional view taken along line VII-VII of the drawing, and FIG. 8 is a side view of the supporting portion of the unit rocking power unit. A partial cross-sectional view of the connection between the 9-type suction duct and the rocking power unit, Fig. 10 is a side view of the suction duct, and Fig. n is a plan view of the suction duct. Fig. U is a sectional view along the line 图 χ χ Ι ,, Figure _ cut-away front fender - part of the side view 'Figure 14 is the front fender mounting part of the plan view 'Figure 15 is the front of the front of the mud plate installation part of the two diagrams, Figure 16 along the figure ^ XVI -XVI line profile. In the figures, the symbol 1 is the speed of the kart machine f of the embodiment. This speed Keda locomotive! The head tube 21 of the body frame 4 is rotatably provided with a month fork 7 at a month:) the lower portion of the fork 7 supports the front wheel 6, and the upper portion is provided with a steering handle 8. The body frame 4 is extended to the upper frame 23 at the rear end portion of the vehicle body by the head pipe 2 丨 passing the foot portion 22 and the underside of the seat cushion 9, and the lower portion extending downward from the upper rim of the vehicle The frame 24 is constructed. The upper frame is formed of an alloy and the lower frame 24 is formed of an iron-based alloy. That is, the vehicle body (4) is formed by using a relatively lightweight alloy to reduce the weight. The upper frame 23 is formed by extending from the head pipe 21 to the front half portion 25 of the footrest portion 22: a rear side portion 26 which is extended to the rear end portion of the vehicle body and welded to the rear end portion of the front side half portion 25. The front side half portion 25 is composed of a head pipe 21, a right and left extending from the head to the lower rear side, a lower side frame 27, and two overlapping members 28 and 29 interposed between the lower frame 27 and the like. The casting is molded to form the aforementioned portions into one body. The rear side half portion 26 of the upper frame 23 is a left side front-rear direction extending portion 3i and a right front-rear direction extending portion 32 which extend toward the front and rear direction of the vehicle body in the longitudinal direction of the vehicle body in the vehicle width direction, and at the front end portion. The central portion and the rear end portion are connected to each other, and the third to third members (10) are connected to each other, and the front and rear direction extending portions 31 are integrally formed by the vacuum stitching pattern. 32 is provided before the center portion of the vehicle body in the front-rear direction, and the support connecting rod 5 is connected to the unit swinging power unit 3 before and after the rocking-type power unit 3, and is provided at the end portion of the left-right direction extending portion 31 on the left side of the vehicle body. The buffer unit bracket 36 for the upper end portion of the rear buffer unit L5 is connected. Further, in the right and left front and rear direction extending portions 31 and the front end portion, a bracket 37 for connecting the middle portion of the lower frame 24 to be described later is provided so as to protrude downward. The left side of the rear side half portion 26 is extended in the front-rear direction. In the i-th to third intersecting members 33 to 35 of the right and left direction extending portion 32, the second and third members of the front and rear direction extending portions 31 and 32 are connected to each other, and the second and third connecting members are connected to each other. The cross member 34 forms a large storage box 85 for accommodating the storage helmet therebetween. The storage box 85 has the same structure as that of the conventional speed locomotive type locomotive, and the opening of the upper end can be opened and closed by the seat cushion 9. The seat cushion 9 is composed of a single seat cushion portion 9a and a series seat cushion portion 9b. The storage box 85 has a side hard hat housing portion 85a and a rear side helmet housing portion 85b, and the front side helmet receiving portion 85a is located at the single seat cushion portion. Below the 9a, the rear side helmet accommodating portion 85b is located below the tandem seat portion. The front side helmet accommodating portion 85 & opening, the rear side helmet accommodating portion 85b is covered by the box cover 85c. The single seat cushion portion 9a becomes Li Cover of side helmet accommodating portion 85a The front side can be opened and closed as a fulcrum. The series seat cushion portion 9b is placed on the cover 95725.doc -10- 1254〇〇7 of the rear side helmet accommodating portion. The single seat portion 9a is fulcrum on the front side and opens to the front side. In this case, the helmet can be accommodated in the front-side helmet accommodating portion 85a or the rear-side helmet accommodating portion. ^ The box cover 85c is formed in the center of the box cover 85c in the vehicle width direction as shown in Figs. 3 and 4 The hole 85c 1. The storage box 85 is disposed closer to the upper position of the unit rocking power unit 3, and is affected by the heat, and the water is stored in the interior, so the hot air can be borrowed by the hole 85c 1 . Further, when the single seat cushion portion % is closed, if the air is not discharged from the storage box 85, the storage box 85 is difficult to close, but the hole is closed. The air can be exhausted, so that the single seat cushion can be smoothly closed. In the case cover, as shown in Figs. 3 and 4, a plurality of holes 85 are formed. However, since the holes 2 are located in the center of the phase width of the phase cover 85c, and the battery is connected in series. The seat cushion portion 9b covers the inside, so that water can be prevented from entering the inside of the storage box 85 through the hole 85cl. The front side extensions 31 and 32 have a front side half portion, and the lower frame 27 extends rearward and downward, so that the front-rear direction extension portion 32 and the front end portion of the front-rear direction portion 32 can be firmly supported by the lower frame 27 in the up-down direction, so that the combination can be combined. The front side half portion 25 and the rear side half portion 26 form a rigidity in the twisting direction. The upper frame 23° in the present embodiment 'in order to increase the rigidity in the torsional direction only in the front-rear direction extending portions 31 and 32' The lateral direction is the inside of the mouth of the front part of the U-shaped shape, and the body is formed to be reinforcing for the X-shape when viewed from the side (4). The frame 24 of the lower frame of the body frame 4 is extended in the front-rear direction from the lower direction of the upper frame 2 3 . = left and right - the pair of tubes 81 '82, and the cross frame between the f 8 and 82, the fourth and fourth members 83 to 86. As shown in Fig. 1, the two tubes 81 and 82 are formed into a convex mountain shape downward, and the 95725.doc Ϊ254007 is fixed to the front side half 25 of the upper frame 2 3 by the fixing bolts 87. The rear cymbal is fixed to the rear side half portion 26 of the upper frame U via the connecting bracket 88. The connection bracket 88 is formed in the same shape as the iron-based alloys equivalent to the tubes 81 and 82, and is welded to the tubes 8A and 82 in the lower portion, and the upper end portion is fixed to the rear side portion 26 by the fixing bolts 89. Further, a portion of the lower end portion of the lower portion of the two seats 8 1 and 82 extends forward and backward, and a connecting plate 9 is provided to extend upward. As shown in FIG. The plate 9A and the bracket 37 extending upward at the front end of the rear side half 26 are supported by the upper frame 23. The left and right tubes 81:82 are welded to support the lower portion of the body cover 1 撑 with the struts %, and the side brackets for the struts 95, and the tanks 〇 support the tank %. The water tank 96 is a horizontal water flow type water tank of the conventional water tank. As shown in Fig. 1, it is disposed below the front end portion of the two tubes 8 and 82, and is inclined toward the front upper side. The two tubes 81, 82 are used to form part of the cooling water passage between the tank triggering motor U. The cooling water hose 97 is connected to the water = (4), 82, and the cold material (four) is connected (four), 82 and the two tubes 81 and 82 connected to the lower frame 24 are connected to each other as shown in the figure. The fuel tank 99 is used. This fuel tank 99 is housed in a space formed between the storage boxes 85 at the top. The cross-construction (4) is viewed from the rear of the vehicle body and forms a central portion in the direction of the width of the vehicle inside and below. As shown in Fig. 12 (4), the leg portion 22 is welded to the footrest portion 22, and has a step (4) 22a which is slightly horizontal, and a vertical wall portion 95725.doc -12 which is extended upward from the inner end portion of the step portion 22a. - 1254007 22b. The pair of right and left vertical wall portions 22b are inclined so as to slightly expand outward as they extend upward. On the upper side of the vertical wall portion 22b, an upper cover 丨2〇 is disposed to form a central tunnel portion 121 that bulges upward. The center tunnel portion 21 is formed to have a width H2 on the upper side wider than a width hi on the lower side. The side cover 122 is connected to the lower side of the step portion 22a, and the front side of the storage box 85 is disposed in the center tunnel portion i2i, and the fuel tank 99 is disposed below. Thus, since the width 112 of the upper side of the central tunnel portion 121 is wider and the width H1 of the lower side is narrower, in the central tunnel portion 121, even if the volume of the upstream side is larger than the front side of the storage box 85, It can also be effectively configured, and it is possible to improve the footing and style by suppressing the vehicle width in the four-way space. Moreover, the foot can be placed on the wide portion of the upper portion of the central tunnel portion 121 to improve the grip. As shown in Fig. 12 (8), the footrest portion 22 is divided into left and right portions, and the vertical wall portion 2 which is extended upward from the inner end portion of the step portion 22a has a shape which is slightly inclined outward when it is extended upward. It is simply formed by releasing a pair of press dies 23 and 124 in the direction of the curved portion of the step portion 22a and the vertical wall portion 22b. The frame 23 on the upper part of the body frame 4 is as shown! As shown in Fig. 5, the rest leg portions 13A are tightly fixed at four places by fastening screw inspections 131 to 134. The rest leg portion 13 is fastened to the front side of the portion of the mounting unit rocking power unit 3, and the upper frame 23 can improve the rigidity of the vicinity of the portion of the mounting unit rocking power unit 3 by the tightening of the leg portion U0. . The unit rocking power unit 3 having the rear wheel 2 is slidably supported by the rear portion of the body frame 4 via the connecting rod $ up and down direction. As shown in FIG. 5, FIG. 7 and FIG. 8, the unit rocking power unit 3 is disposed in the vicinity of the inner side of the vehicle body of the direction extension portions 31 and 32 after the left side of the 95725.doc 1254007, respectively. Each of the 54 is elastically supported by two cylindrical hubs 51 and 52 provided in each of the two front and rear direction extending portions 31 and 32. The connecting rod 5 is formed by a punching process to form the plate-shaped side plates 58, 59, and the hubs 55 to 57 which are formed of a stretched material which is joined to the end portions of the side plates 58 and 59 in the longitudinal direction and the intermediate portion. Formed. Among the three hubs 55 to 57, the uppermost hub 55 constitutes the rocking base S1 of the connecting rod 5, the lower end of the hub 57 constitutes the rocking end S2 of the connecting rod 5, and the midway portion of the hub constitutes the connecting rod 5 Midway support department S3. The side plate 58 of the connecting rod 5 is welded to the mounting plate 2A projecting toward the inside of the vehicle body, and between the left and right mounting plates 200, the suspension bracket 2 is fixed by fastening screws 2〇2, 2〇5 (H) In this suspension bracket 201, the hub 2〇3 is welded, and this wheel constitutes a rocking end than 2〇3. The hub 57 welded to the lower end of the connecting rod 5 on the right side welds the mounting plate 200 to improve the supporting strength of the hub 57. The cylindrical hubs 51 and 52 are formed in an extending portion δ extending in the vertical direction in the side of the connecting rod 5 and placed in the extended portion 26a of the rear side half portion 26 of the body frame 4, and are arranged in the up and down direction, and the upper side of the hub 51 is formed closer to the front side of the vehicle body than the lower side of the hub 52, and therefore, the connecting rod 5 is inclined to extend rearward and downward. Among the hubs 55 to 57 of the connecting rod 5, the hub 55 and the intermediate portion constituting the upper end portion of the rocking base are halfway. The hub 56 of the unit is erected to the outer side of the vehicle body to support the support shafts 61 and 62 for connecting the frame, and the hub 203 of the lower end portion of the rocking end portion and the hub 203 of the suspension bracket 201 are inserted into the power unit. Supporting shaft .63. The support shafts 61 and 62 for frame connection are constructed by bolts. Through the hubs 55, 56 of the connecting rod 5, and through the cylindrical hubs 51, 52, 95725.doc • 14-1254007 of the body frame 4, the head is protruded laterally and will be disposed on the cylindrical hub The central portions of the inner rubber assemblys 64, 65 of the inner portions 51, 52 are fastened to the connecting rod 5. These rubber-reducing rubber assemblies 64, 65 are fastened to the connecting rod 5 by the inserting shafts 61, 62. The inner 66, 67, the inner circumferential surface of the cylindrical hubs 5 1 and 52, the outer cylinders 68, 69, and the damping rubber 53 interposed between the inner cylinders 66, 67 and the outer cylinders 68, 69. The damper rubbers 53 and 54 are solidified under the condition of being filled between the inner cylinders 66 and 67 and the outer cylinder 68, and then the outer circumferential surfaces of the inner cylinders 66 and 67 and the outer cylinders 68 and In the inner peripheral surface, that is, when the damping rubber assemblies 64 and 65 are press-fitted into the cylindrical hubs 51 and 52 and fastened to the connecting rod 5 by the support shafts 61 and 62, they can be connected via the ratio. The rod 5 is closer to the damping rubbers 53, 54 on the outer side of the vehicle body, and the connecting rod 5 is elastically supported by the body frame 4. The support shaft 63 for connecting the power unit of the rocking end of the connecting rod 5 is bolted Composition, wheel hub 203 is located between the two hubs 57, penetrates the hub 57 and the hub 203, and extends from the connecting rod 5 on the right side of the vehicle body to the connecting rod 5 on the left side of the vehicle body. Therefore, the connecting rod 5 on the left side of the vehicle body and the right side of the vehicle body The connecting rods 5 are connected by the suspension brackets 201, and are connected to each other by the support shafts 63 for connecting the power units to form the connecting rod assembly 74. The mounting of the suspension brackets 201 is first temporarily suspended by the fastening bolts 202, 205. The bracket 201 is fixed between the mounting plates 2 of the right and left connecting rods 5, and the connecting brackets 7 5 of the unit rocking power unit 3 are located at the left and right connecting rods 5 in a state where the suspension brackets 201 are temporarily fixed. Between the wheel 507 and the hub 203 of the suspension bracket 20 1 , the support shaft 63 for connecting the power unit passes through the hub 57 , the coupling bracket 75 , the hub 203 , and the wheel 57 , and the nut 150 is screwed tightly. 95725.doc -15- 1254007 'The fastening bolts 202, 205 which are temporarily fixed and can be assembled and fixed to the front end of the support shaft 63 protruding from the left side hub 57 by the precision of the tolerance are tightly fixed. Therefore, the fulcrum 63 for connecting the power unit is also used to hold the unit rocking power unit 3 well. The connection bracket to which the unit rocking power unit 3 is connected is set to be rotatably provided. In other words, the hub 55 of the connecting rod 5 processed by the support shaft 5 and the body frame 4 for the support rod 5 and the body frame 4 is processed by the sleeve rod 5 processed by the support shaft 63 for connecting the power unit. , the left and right connecting rods of the suspension bracket #201 wheel than the 203 three points support unit shaking type movement can suppress the support of the power unit connection _ bending, lifting =; step increase unit rocking power unit 3 up When the vehicle is rocking in the downward direction, the unit swinging power unit and the cutter 3 are as shown in Fig. 9. It is composed of the engine body 3〇 (combined with the V-belt type stepless speed changer 3G1). The cylinder shaft is disposed slightly horizontally forward, and the cylinder block 302 and the cylinder head 303 are laminated and fastened to the front wall of the crankcase 3〇7 made of the alloy, and the head cover 3〇4 is detachably attached to the front side of the steam red head 303. The piston structure of the cylinder body 3G2 is slidably coupled to the crankshaft 3〇8 disposed in the crankcase 307 in the vehicle width direction. The v-belt type stepless speed changer 3〇 1 series accommodates the transmission body in the engine body 3GG The left side portion extends to the rear of the transmission box of the left side of the vehicle to 320. The transmission body has a crankshaft (drive shaft) that is set on the side of the engine body 300 located in the transmission case 95725.doc -16 - 1254007. A schematic structure of the driven sheave 3 11 at the left end of the 308 and the driven pulley 3 12 and the % V-belt 313 fixed to the driven shaft 3 14 on the side of the rear wheel 2. Further, the driven shaft 314 The rotation is transmitted to the rear wheel shaft 316 by the gear ratio of each gear via the intermediate shaft 315 disposed in the transmission chamber 320. The transmission 钿3 1 〇 is integrally formed with the crankcase 3〇7 and extends to The rear axle 3 1 6 body 3 31, the aluminum alloy cover 318 detachably attached to the outer side (left side) of the box body 3 1 7 , and the resin cover 319 covering the outer surface of the cover 318 In the present embodiment, as shown in Fig. 5, Fig. 6, and Fig. 9 to Fig. u, there is an intake duct 400 for introducing the 卩°卩风 into the transmission chamber 3 20 of the unit rocking power unit 3. 70 rocking power unit 3, protruding the front side of the transmission box 310, forming a cooling air introduction The introduction opening 32 〇 a on the front side of the movable chamber 320. The cooling fan 33 is rotated by the introduction opening 320 a by the rotation of the cooling fan 33 丨丨 at the outer side of the drive pulley 3 , and the cooling air flows through the transmission chamber 32 〇 The cold portion is discharged from the exhaust port portion 32〇b formed on the rear side of the transmission case 3 1 . The intake duct 400 has a connection opening portion on the rear side of the duct body 4〇〇a, and has an outer side on the front side. The gas is taken into the opening portion 400. The duct main body 4A is fixed to the step portion u〇a of the footrest portion 13 by the two bolts 41A, and is attached to the upper frame 23 via the footrest portion 130. Further, the mounting hole 400a2 is formed in the central portion of the duct main body 4A, and the mounting bolt 411 is attached to the bracket 42 of the lower frame 24 so as to pass through the mounting hole 400a2 from the outside. As described above, by attaching the intake duct 400 to the upper frame 23 and the lower frame 24, the intake duct 4 can be easily and surely supported by the body frame 4. 95725.doc -17- 1254007 There is a gap _ between the connection opening portion 4〇〇b of the intake duct 400 and the introduction opening portion 320a, and the connection opening portion 4_ can be covered by the unit rocking power unit 3 to be introduced The opening portion is in a swingable state. Further, the air intake opening portion 4〇〇c of the air intake duct 400 extends from the duct main body 4 to the front side, and is opened to the inside of the vehicle body, and the outside air is taken into the opening portion by the outside air. To the guide body 400a, the duct body 400a is sent to the transmission chamber 32A by the exhaust port portion 32b through the connection opening portion 400b. In this manner, the connection opening portion 4b of the air intake duct 400 can be covered so that the introduction opening portion 320a is in a swingable state, so that it is easy to ensure that the transmission chamber 32 of the unit rocking power unit 3 that introduces the cooling air into the rocking is sucked. The opening area of the gas passage to increase the cooling efficiency. Further, since the air intake opening portion 400c is opened to the inside of the vehicle body in addition to the intake duct 4, it is possible to prevent the muddy water from entering the vehicle outside when the vehicle is traveling. Further, since the air intake opening portion 400c is disposed above the fuel tank 99 in addition to the intake duct 4, the fuel tank can prevent the muddy water from entering the vehicle body when driving. In the present embodiment, as shown in FIG. 1, FIG. 13, and FIG. 16, the uranium supporter 900 covering the front wheel is disposed on the front fork 7 by the outer tube 7a and the inner tube located above. This forms a pair of left and right before 7 between. Previously, the fender 900 is composed of a front fender 9〇1 and a rear fender 9〇2. The front fender 901 and the rear fender 902 are integrally formed of synthetic resin. The front side fender 901 is integrally formed of a synthetic resin and covered with a cover 9 〇 3 . This fork cover 903 covers at least the front side of a portion of the inner tube 7b by the upper portion 7a1 of the outer tube 7a. In the present embodiment, the front side of one of the inner tubes 7b is covered by the upper portion 7a of the outer tube 7a. 95725.doc -18- 1254007 Mounting piece portions 901a and 9b are formed on the right and left side portions of the front side fender 901, and mounting ribs 901c are formed on the left and right rear side portions. The front side fenders 9〇1 and the rear side fenders 902 are attached to the left and right front side portions 9〇2a of the rear side fender 902 to the mounting pieces 901a and 901b of the front side fender 901, and the inner insertion screws are inserted. 905, assembled by using the nut spring 906 fixed. The front fender 9 〇 1 and the rear fender 902 are assembled to the upper portion of the outer tube 7a as shown in Fig. 15 . The front side fender 9〇1 is attached to the front side hub 7U of the outer tube 7a by the mounting rib 901c, and is fastened to the front side hub 7al by inserting the mounting bolt 910 from the inside. The rear fenders 9〇2 close the right and left side portions 902b to the rear side hub 7a2 of the outer tube 7a, and are fastened to the rear side hub 7a2 by inserting the mounting bolts 911 from the inside. When the locomotive is driving, due to the change of the road surface, the outer tube 7a and the upper inner tube 7b can absorb and change by sliding, and the front wheel 6 bounces or rolls up the small stone when driving. At the same time, it can also be protected by the fork cover 9〇3 without touching the sliding portion of the inner tube 7b. Since at least the front side fork cover 903 which covers a portion of the inner tube 7b from the upper portion of the outer tube 7a is formed on the fender 900' before being attached to the upper portion of the outer tube 7a, the front wheel 6 can be easily and surely prevented from being touched. Small stones that are up or rolled up. Further, since the fork cover 903 is integrally formed on the front fender 9〇1, and the front fender 901 and the rear fender 9〇2 are integrally assembled, it is easy to manufacture the fender having the fork 903 before. 9〇〇. Further, since the side fender 901 and the rear fender 9'2 are attached to the upper portion of the outer tube 7a before being assembled, the sliding portion of the inner tube 7b at the upper end of the outer tube 7a can be surely protected. 95725.doc • 19-1254007 [Industrial Applicability] The present invention is applicable to a locomotive in which a front fender covering a front side of a front wheel is disposed between a pair of left and right front forks. [Simple description of the diagram] Figure 1 is a side view of the locomotive locomotive. Figure 2 is a plan view of the body frame. Figure 3 is a side view of the seat cushion portion. Figure 4 is a plan view of the seat cushion portion. Fig. 5 is a side view of the suction duct mounting portion. Figure 6 is a plan view of the suction duct mounting portion. Figure 7 is a cross-sectional view taken along line VII-VII of Figure 5. Figure 8 is a side elevational view of the support portion of the unit rocking power unit. Fig. 9 is a view showing a connecting portion of an intake duct and a rocking power unit. Fig. 10 is a side view showing an intake duct. "卩Profile. Figure 11 is a plan view of the suction duct. 12(a) and 12(b) are cross-sectional views taken along the line XII-XII of Fig. 1. Fig. 13 is a side view showing a portion of the front fender. return. Figure 14 is a plan view of the uranium support board mounting portion. ° Figure 15 is a cross-sectional view of the front fender mounting portion. Figure 16 is a cross-sectional view taken along the line XVIOCVI of Figure 13. [Main component symbol description] Back ° 7 Front fork 7a Outer tube 7b Inner tube 900 Front fender 95725.doc -20-