1270495 (1) 九、發明說明 【發明所屬之技術領域】 本發明是關於，在以車體框架可上下擺動地所支承的 搖臂的後部，軸支承著後輪，·在搖臂及車體框架之間設置 後避震器，在車輛駕駛者所乘坐的乘車用座墊的下方且在 後避震器的上方，配置有收容構件的低踏板式車輛。 H 【先前技術】 這種低踏板式車輛，例如在專利文獻1中所習知的。 【專利文獻1】 日本特開2004- 1 1 6423號公報 【發明內容】 〔發明欲解決的課題〕 在上述專利文獻1所揭示的速克達型機車，是將收容 構件也就是置物箱的底面部配置在較後避震器更上方處， 除了需要在其與後避震器之間設置間隙之外，爲了確保置 物箱的容量，會有需要將其底面部設定得更低這樣的限制 〇 本發明，鑒於這種情形，其目的要提供一種低踏板式 車輛，在收容構件與後避震器之間設置有間隙，且可將收 容構件的底壁部設定在較低的位置，而能確保較大的收容 構件的收容容量。 -4- (2) 1270495 〔用以解決課題的手段〕 爲了達成上述目的，第1發明，在以車體框架可上下 擺動地所支承的搖臂的後部，軸支承著後輪，在搖臂及車 體框架之間設置後避震器，在車輛駕駛者所乘坐的乘車用 座墊的下方且在後避震器的上方，配置有收容構件的低踏 板式車輛，在上述收容構件的底壁部的下面部，設置有收 Φ容凹部，該收容凹部，是以讓上述後避震器的中心軸線位 在較上述底壁部的下面部更上方的位置的方式，收容著上 述後避震器。 第2發明，是針對上述第1發明，上述收容構件，是 用來收容安全帽等的置物箱。 第3發明，是針對上述第1發明，上述收容構件，是 用來收容燃料的油箱。 第4發明，是針對上述第2發明，上述後避震器，是 •具有朝前後方向延伸的軸線，而設置於搖臂及車體框架之 間，且在上述置物箱的底壁部的寬度方向中央部設置有上 述收容凹部。 第5發明，是針對上述第4發明，上述收容凹部，是 形成爲：可讓半罩式（含可掀罩的全罩式）的安全帽在其 護目面鏡上揚的狀態，將該安全帽收容在上述置物箱。 〔發明效果〕 藉由第1發明，由於在上述收容構件的底壁部的下面 -5- (3) 1270495 部所設置的收容凹部，是以讓上述後避震器的中心軸線位 在較收容構件的底壁部的下面部更上方的位置的方式，收 容著上述後避震器，可在收容構件與後避震器之間確保有 間隙，且可將收容構件的底壁部設定在更低的位置，收容 構件可確保有更大的收容容量。 而藉由第2或第3發明，能夠避免與後避震器的干涉 ，而能將置物箱或油箱的底壁部設定在更低的位置，而可 φ 讓置物箱或油箱確保有更大的容量。 藉由第4發明，可以增加置物箱的寬度方向兩側的容 積。 藉由第5發明，能夠很適合地將半罩式（含可掀罩的 全罩式）的安全帽收容在置物箱內。 【實施方式】 第1圖〜第6圖是顯示本發明的第一實施例，第1圖 着是速克達型機車的側面圖，第2圖是將速克達型機車的前 部放大顯示的縱剖側面圖，第3圖是引擎的正面圖，第4 圖是第1圖的4一 4線放大剖面圖，第5圖是將速克達型 機車的後部放大顯示的縱剖側面圖，第6圖是第5圖的 6 — 6線剖面圖。 首先在第1圖，該速克達型機車的車體框架F，是具 備有：將軸支承著前輪WF的前叉15及連結於該前叉15 的轉向車把16可轉向地予以支承的頭管17、從該頭管17 朝向斜後下方延伸的左右的一對下管18.......在該下管 -6- (4) 1270495 ......的下方連接設置於上述頭管17，並且相較於兩下 管1 8......以較陡的傾斜度朝斜後下方延伸的左右的一對 低管19.......以及連接設置於該低管19......的下端而朝 後方延伸，並且將上述兩下管18......的下端連接設置於 中間部的左右的一對主管2 0……。 在上述低管19……的下端是接合著引擎托架19a…… ，該引擎托架19a……是朝向該低管19……的延長方向延 φ伸。上述主管20......，是從低管19……及引擎托架19a ......的接合部附近朝後方延伸，在該實施例，引擎托架 1 9a......是具有作爲主管20......昀朝向低管19......的下端 的連結構件的機能。在左右成對的下管18......及低管19 ......的中間部之間，設置有補強用連結板2 1....... 合倂參照第2圖，上述主管20，是將：從上述低管 19的下端朝向斜後上方延伸的前半傾斜部20a、朝斜後下 方延伸的後半傾斜部20b、以及朝上方膨脹般地彎曲而將 φ前半傾斜部20a的後端及後半傾斜部20b的前端間予以連 結的彎曲部20c，一·體地相連所構成的，如後述的第3圖 所揭不’是由其上下方向較左右方向更長的略直角四邊形 的方筒所構成。並且，在上述前半傾斜部20a的中間部， 是藉由焊接方式，連接設置著上述下管18的下端。 在上述後半傾斜部20b的前部，是藉由焊接方式，接 合著連結板22，將朝向斜後上方延伸的座墊軌道23的前 晒連結在上述連結板2 2 ’左右的一*對座塾軌道2 3......的 後部是相互地連結成一體。並且在該實施例，上述連結板 (5) 1270495 22的前端側的一部分是配置成靠在彎曲部20c，藉此則可 以有效率地將連結板22及座墊軌道23結合在主管20的 後半傾斜部20b的前部。而在座墊軌道23……的後部’ 是分別藉由焊接方式，接合著：將前端接合在後半傾斜部 20b的後端而朝斜後上方延伸的後管24……的後端。並且 在左右成對的座墊軌道23……及後管24……的中間部之 間，是設置有補強用連結板25……。 合倂參照第3圖，在車體框架F，爲了驅動後輪WR 而搭載著動力單元PA，該動力單元PA，是由：四行程引 擎EA、及將該引擎EA旳輸出予以變速的無段變速機Μ 所構成。上述引擎ΕΑ，是以例如水冷式單氣缸所構成， 是具備有：曲軸箱28、具有朝上下延伸的氣缸軸線，從 曲軸箱28朝上方延伸的氣缸體29、在曲軸箱28的相反 側與氣缸體29結合的氣缸頭30、以及結合於氣缸頭30 的頂部的氣缸頭罩蓋31。 在上述車體框架F的下管18……的下端附近且在上 述兩主管20......的前半傾斜部20a......，設置有第一引擎 懸架32……，在上述引擎EA的氣缸體29的前方，是將 曲軸箱28的上部支承在第一引擎懸架32……。在與低管 19……的下端相連的引擎托架19a……的下端，以一對螺 栓43……安裝著第二引擎懸架33……，曲軸箱28的前方 側下部是以螺栓44鎖裝支承著曲軸箱2 8的前方側下部。 以這種方式，可以在剛性較高的部分’將引擎EA支 承在兩主管20……，藉由從兩側夾著上述下管18......的 -8 - (6) 1270495 中心線的延長線的一對螺检2 6......的鎖 擎懸架32......設置在兩主管20......的前 上述引擎EA的曲軸箱28，是藉由配置ί …的中心線的延長線上的螺栓27的鎖裝 •-引擎懸架32……，能夠以更有效率且 ，將曲軸箱28支承在第一引擎懸架32··· · 在第4圖，可自由旋轉地被支承於曲 φ 34，是一體地具備有：一對曲軸臂34a、 於該曲軸臂34a、34a之間的曲軸銷34b 嵌合於氣缸體29的活塞35，是經由連桿 述兩曲軸臂34a、34a之間的曲軸銷34b。 在沿著機車的行進方向的左侧，曲軸 部是從曲軸箱28突出，是以：固定於該由 端部的轉子37、以及收容於該轉子37內ί 了 AC發電機39，該AC發電機39，是 f|28的左外殼40所覆蓋，上述定子38是 40 〇 在上述氣缸頭30配設有進氣閥及排 )，在用來開閉驅動上述進氣閥及排氣閥 的一部分，且可自由旋轉地被支承於上述 輪軸41、以及上述曲軸箱28及AC發電 34之間，是設置有定時傳動裝置42，曲朝 ，會被上述定時傳動裝置42減速1/2然 輪軸41。 裝，來將第一引 半傾斜部20a， E上述下管 18… ，而被支承在第 剛性更好的方式 • · 〇 軸箱2 8的曲軸 34a、以及連結 ，可自由滑動地 3 6，而連結在上 34的其中一端 Ϊ軸34的其中一 句定子38，構成 以結合於曲軸箱 被固定在左外殻 氣閥（沒有圖示 而構成閥門裝置 氣缸頭30的凸 機3 9間的曲軸 3 3 4的旋轉動力 後傳達到上述凸 -9 - (7) 1270495 在沿著機車的行進方向的右側的上述曲軸箱28,是 連結著：從該曲軸箱28朝後方延伸的曲軸箱主體45，是 以：鎖裝於該曲軸箱主體45的右側的右外殻46、鎖裝於 上述曲軸箱主體45的後部右側的齒輪箱47、以及上述曲 軸箱主體45,構成了變速機殻體48;在曲軸箱主體45及 右外殼46之間形成有變速室49，在曲軸箱主體45及齒 輪箱47之間形成了齒輪室50。 在上述變速機殼體48的變速室49,是收容著：將曲 軸3 4的旋轉動力無階段地變速然後傳達到後輪側的皮帶 式的無段變速機Μ。該無段變速機Μ，是具備有：面對於 變速室49內而安裝於曲軸34的另一端部的驅動皮帶輪 51、具有與曲軸34平行的軸線，在可自由旋轉地被支承 於變速機殼體48的後部的傳動軸54的面對於變速室49 內的部分所安裝的從動皮帶輪52、以及繞掛於驅動皮帶 輪51及從動皮帶輪52的循環式的皮帶53。 驅動皮帶輪51，是藉由沒有圖示的電動馬達等的作 動，藉由可朝上述曲軸34的軸方向滑動的滑筒56的滑動 動作，來使上述皮帶53的繞掛半徑變化。而從動皮帶輪 52，是因應於以驅動皮帶輪51讓皮帶53的繞掛半徑產生 的變化，來使繞掛半徑朝向驅動皮帶輪51的相反側變化 ，在該從動皮帶輪52及傳動軸54之間是中介安裝著離心 離合器55。 上述傳動軸54的另一端側，是配置面對於齒輪室50 ，具有與該傳動軸54平行的軸線的輸出軸57，是可自由 -10- (8) 1270495 旋轉地被支承在曲軸箱主體45及齒輪箱47，在齒輪室50 ’是收容著：將上述傳動軸54的旋轉動力減速而傳達到 上述輸出軸57的減速齒輪組58。而上述輸出軸57的其 中一端部，是貫穿於齒輪箱47的後部，而從齒輪箱47的 後部左側突出。 後輪WR的車軸59，是被軸支承在搖臂60的後部， 在該搖臂60的前端，是設置有一對支承腕部60a、60b， φ 該支承腕部60a、60b是相互地夾著：構成上述變速機殼 體48的一部分的曲軸箱主體45及齒輪箱47的後部之間 。而其.中一個支承腕部60a，是可相對於上述輸出軸57 自由轉動地被支承著，另一個支承腕部6 0b，是與上述輸 出軸57同軸，且可轉動地被支承在：上述曲軸箱主體45 的後部所設置的支軸61。也就是說，搖臂60的前端部， 是可上下擺動地被支承在上述變速機殻體48。 上述輸出軸57的其中一端，是從上述搖臂60所具備 馨的其中一個支承腕部60a突出，在上述輸出軸57從上述 支承腕部60a突出的突出部是固定著驅動鏈輪62。另一 方面，在沿著機車的行進方向的左側且在後輪WR的車軸 59是固定著從動鏈輪63,在驅動鏈輪62及從動鏈輪63 是繞掛著循環式的鏈條64。並且在上述支承腕部60a的 前端外面側，是安裝著：用來覆蓋驅動鏈輪62的鏈輪外 殼65。 在上述變速機殼體48的後部，是設置有：朝上方延 伸的一對托架66……，該托架66……，是被支承在主管 -11 - (9) Ϊ270495 20......的後端部。而如第1圖所揭示，在變速機殻體48 的後方側下部，是同軸地設置有一對的主腳架軸67…… ，在該主腳架軸67......可轉動地軸支承著主腳架68。而 在兩主管20......的彎曲部20c……之間架設著橫管71， 在該橫管71、與上述搖臂60的前部所設置的避震器用的 托架60c之間，設置有具有朝前後延伸的軸線的後避震器 72 〇 • 接著來看第2圖’在氣缸頭30的前方側側面連接著 油門主體74的下流端。是以跨越車體框架F的兩下管18 ;••…的方式，來配置油箱90A，在油門主體74的上流端 ，是連接著··配置在引擎EA的前方或上述油箱90A的下 方的空氣濾清器76A，而在油門主體74安裝著燃料噴射 閥77。 空氣濾清器76A，是在濾清器殼體148內收容有濾清 器濾心149所構成的。濾清器殼體148，是以：將上述濾 鲁清器濾心149挾持在第一殼體構件150、第二殼體構件 1 5 1的周緣部之間，以將濾清器殼體1 48內區劃成前方的 未淨化室152及後方的淨化室153的方式，來結合著：朝 後方側開啓的碗狀的第一殼體構件150、及朝前方開啓的 碗狀的第二殻體構件1 5 1所構成。 在第一殻體構件150，是設置有：連通於未淨化室 152，用來從空氣濾清器76B的前方導入外氣的外氣導入 管1 5 4，而在淨化室1 5 3，收容著：經由第二殻體構件 151而使其下流端連接到油門主體74的上流端的進氣管 -12- (10) 1270495 155 〇 在空氣濾清器76Α的第一殼體構件150的前部下方 ，是配置有：位在較引擎ΕΑ的前方，用來將水冷式引擎 Ε Α所加熱的引擎冷卻水予以冷卻的散熱器9 1。在該散熱 器91的下部，是設置有：朝向車體框架F所具備的引擎 懸架3 3……側突出的安裝腕部1 6 8……，該安裝腕部1 6 8 ......，是經由安裝橡膠170......而被支承在第二引擎懸架 3 3......上所設的托架169......。而在散熱器91的上部’ 是設置有：朝向其上方的低管19……側突出的安裝腕部 171......，在低管19……所設置的托架172……，是經由 沒有圖示的安裝橡膠而支承著上述安裝腕部171……。也 就是說，散熱器9 1，是被支承在:車體框架F的低管1 9 ……及第二引擎懸架33……。 在上述空氣濾清器76A的構成濾清器殼體148的一 部分的第一殻體構件150的下部，是一體地設置有：用來 着將來自於前方的行駛氣流導引到散熱器9 1側的導流板 156，該導流板156，是從濾清器殼體148的前端下部朝 向散熱器9 1側而朝向斜後下方傾斜延伸。 在引擎EA的氣缸頭30的後部側面，連接著排氣管 95的上流端，該排氣管95的下流端，是連接在：後輪 WR的右側所配置的滅音器97。 如第2圖所揭示，在車體框架F的前端的頭管17的 前方，是設置有：可將轉向車把16的鎖定狀態及解除鎖 定狀態予以切換的鎖定機構1 〇 1，該鎖定機構1 〇 1，是藉 -13- (11) 1270495 由配置在遠離鎖定機構101的位置的鑰匙圓筒鎖102的操 作所切換作動。 在頭管17，是固定安裝有：朝向其斜前上方延伸的 支架111，在該支架111的上端，是安裝著：配置於轉向 車把16的中央部前方的儀表112，而用來支承頭燈113 的支承構件114是安裝於該支架ill的上部。 繪匙圓同鎖102的筒體115，是在上述儀表112的附 修近被安裝於支架111，因應於正規的鑰匙116的插入轉動 操作而轉動的轉子117，是可轉動地插入於筒體115內， 藉由因應於該轉子117的轉動而讓連桿構件121擺動作動 ，上述鎖定機構101，會切換作動爲鎖定狀態及解除鎖定 狀態。 接著來看第1圖，油箱90A、空氣濾清器76A、及動 力單元PA、與車體框架F，是以由合成樹脂所構成的車 體外殻125所覆蓋的構造，該車體外殻125,是具備有： φ將頭管17的前部及前輪WF的上部予以覆蓋，並且安裝 著頭燈1 1 3的前外殼1 26、從後方側覆蓋頭管1 7及油箱 90A，而與前外殻126相連的中央外殼127、接合於上述 前外殼126的左右兩側而覆蓋搭乘者的腳部前方的左右的 一對腿部護罩128.......用來支承搭乘者的腳部，而與腿 部護罩128……相連的左右的一對置腳部129……（參照 第3圖）、在該置腳部129……之間朝上方隆起而與中央 外殻127的後部相連的地板管道部130、從上述兩置腳部 129……的外緣分別朝下方下垂的側裙部1 3 1……（參照 -14- (12) 1270495 第3圖）、以及覆蓋著車體框架F的後部的左右兩側，而 與置腳部129……及地板管道部130接合的後外殼132。 在後外殼1 32上，是可開閉地設置有：讓操作轉向車 把16的方向的車輛駕駛者乘坐，並且可讓車輛駕駛者後 方的共乘者乘坐的雙人乘坐型的乘車用座墊133。該乘車 用座墊133，是配置在較油箱9 0A更後方處，是藉由以： 車體外殼125之中的從後方側覆蓋油箱90A的中央外殼 φ 127、與該中央外殼127的後部相連的地板管道部130、 以及設置有上述乘車用座墊133的後外殼132，來將從側 面觀察爲略U字型的跨腳空間135，形成爲配置於前方側 的油箱90A及空氣濾清器76A、與後方側的乘車用座墊 133之間，而散熱器91、車體框架F的兩下管18……及 兩低管19……，也是配置在較上述跨腳空間135更前方 處。 在第5圖及第6圖，在上述乘車用座墊133的下方， φ是配置有收容構件也就是置物箱140，該置物箱140是能 以該乘車用座墊1 3 3的底板1 4 1可開閉地封閉其上端開口 部，該置物箱140，是以上述座墊軌道23……及後管24 ......所支承。 置物箱140，是具有朝前後方向延伸的軸線，且被配 置於：在車體框架F的橫管71及搖臂60之間所設置的後 避震器72的上方，在置物箱140的底壁部140a，是設置 有：以讓上述後避震器72的軸線位在較上述底壁部140a 的下面部更上方的位置的方式，來收容上述後避震器72 -15- (13) 1270495 的收容凹部142。並且該收容凹部142，如第6圖所揭示 ’是配置在置物箱140的寬度方向中央部，該收容凹部 142，可讓半罩式（含可掀罩的全罩式）的安全帽143在 其護目面鏡144上揚的狀態，將該安全帽143收容在置物 箱 1 4 0 〇 接著針對該第一實施例的作用來加以說明，是以車體 外殼125形成了從側面觀察爲略U字型的跨腳空間135， 馨該跨腳空間135，是配置在：車體框架F的前端的頭管17 、以及讓用來操作該頭管17可轉向地所支承的轉向車把 16的車輛駕駛者所乘坐的乘車用座墊133之間；車體框 架F，是具備有：在跨腳空間135的前方從頭管17朝斜 後下方延伸的左右的一對下管1 8.......,配置於該下管1 8 ……的下方並且從頭管1 7朝向斜後下方延伸的左右的一 對低管1 9.......以及從該低管1 9……的下端朝後方延伸 ，並且將兩下管18……的下端連設於中間部的左右的一 對主管20……：主管20，是將：從低管19的下端朝向斜 後上方延伸，並且將下管18的下端連設於中間部的前半 傾斜部20a、朝斜後下方延伸的後半傾斜部20b、以及朝 上方膨脹般地彎曲而將前半傾斜部20a的後端及後半傾斜 部2 0b的前端間予以連結的彎曲部20c，一體地相連所構 成的。 藉由這種車體框架的構造，主管20，是形成爲：從 低管19的下端朝向斜後上方延伸，並且在上方彎曲之後 ，再朝斜後下方延伸的形狀，所以可較增加主管20的下 -16- (14) 1270495 方空間，而能夠增加引擎EA的形狀的自由度， 地作出主管20的中間的彎曲部20c，而能達到 操作性。 在下管18……的下端附近且在主管20…… 斜部20a……，是設置有：用來支承引擎EA的 懸架3 2……，所以是以利用與下管1 8……連結 強的部分，來將引擎EA支承於主管20......，而 φ擎EA有效率且確實地支承於車體框架F。 用來支承乘車用座墊1 3 3而朝斜後上方傾斜 一對座墊軌道23……的前端，是藉由分別接合 20……的後半傾斜部20b……的前部，則能讓主< 及座墊軌道23……所構成的角度合適化，而能 墊軌道2 3......接合到主管2 0......的剛性，並且 衡性更佳。 並且，主管20……，是由方筒所構成，該 •剖面形狀是上下方向較左右方向更長的直角四邊 主管20......的上下方向的剛性較高，而在左右 柔韌性，而能獲得更好的操縱性。 在後部用來軸支承後輪WR的搖臂60的前 變速機殻體48可上下擺動地被支承著，在設置 架F及搖臂60之間且具有朝前後方向延伸的軸 震器72的上方，且在車輛駕駛者所乘坐的乘 133的下方，是配置有置物箱140，而在置物箱 壁部140a的下面部，是設置有收容凹部142, 並且適當 最適當的 的前半傾 第一引擎 而剛性較 能夠將引 的左右的 在兩主管 f 20...... 夠提高座 能夠使平 方筒的橫 形，所以 方向具有 部，是以 於車體框 線的後避 車用座墊 140的底 該收容凹 -17- (15) 1270495 部142，是以讓後避震器72的中心軸線位在較上述底壁 部140a的下面部更上方的位置的方式，收容著上述後避 震器72，所以在置物箱與後避震器72之間設置有間隙， 且能夠將置物箱140的底壁部140a設定在更低的位置， 所以置物箱140能確保有更大的容量。 後避震器72，是具有朝前後方向延伸的軸線且設置 在搖臂60及車體框架F之間，在上述置物箱140的底壁 肇部140a的寬度方向中央部設置有上述收容凹部142,所 以可以增加置物箱1 4 0的寬度方向兩側的容積，收容凹部 142，是形成爲：可讓半罩式（含可掀罩的全罩式）的安 全帽143在其護目面鏡144上揚的狀態，將該安全帽143 收容在置物箱140，所以能有效地將半罩式（含可掀罩的 全罩式）的安全帽143收容在置物箱140內。 在引擎EA的前方配置有散熱器91，在該散熱器91 的上方配置空氣濾清器76A，在空氣濾清器76A的濾清器 殼體148 ’是一體地連設有：用來導引來自於前方的行駛 氣流而朝散熱器9 1側延伸的導流板1 5 6，所以既可減少 零件數量，又能有效地將行駛氣流導引到散熱器91側， 而能冷卻散熱器9 1。 跨腳空間135 ’是配置在較油箱90A、空氣濾清器 76A、及散熱器91的更後方處，所以在速克達型機車， 能確保油箱90A及空氣濾清器76A的容量，在散熱器91 的後方沒有較大的構件，而能讓導流板〗5 6的導流效果更 好。 -18- (16) 1270495 可將轉向車把1 6的鎖定狀態及解除鎖定狀態予以切 換的鎖定機構101、以及使切換操作力作用於該鎖定機構 101的鑰匙圓筒鎖102，是相互遠離配置，在鑰匙圓筒鎖 102的轉子117是連結著··會因應於該轉子117的轉動而 擺動的連桿構件121的其中一端部，上述鎖定機構1〇1， 是以··會因應於上述連桿構件121的擺動而作動切換爲鎖 定狀態及解除鎖定狀態的方式，被連結於連桿構件i 2 1的 _另一端部。 來自於鑰匙圓筒鎖102的操作力，會藉由連桿構件 1 2 1的擺動，而被傳達到鎖定機構1 〇〗側，而能減少零件 數量’簡單地構成鑰匙圓筒鎖102及鎖定機構1〇1之間的 操作力傳達機構，並且可讓鑰匙圓筒鎖102的操作具有規 則感，而能提高其商品性。 鑰匙圓筒鎖102，是配置在轉向車把16的前方且在 儀表1 1 2附近，所以車輛駕駛者能夠容易的操作鑰匙圓筒 φ 鎖 102。 第7圖是本發明的第二實施例的速克達型機車的側面 圖’第8圖是將速克達型機車的前部放大顯示的縱剖側面 圖’第9圖是在省略了進氣系統的狀態的動力單元的俯視 圖，第10圖是從第9圖的箭頭10方向觀察的視圖，第 11圖是從第9圖的箭頭11方向觀察的視圖，第12圖是 第7圖的12 - 12線剖面圖，與上述第一實施例對應的部 分，是以相同的圖號圖示，而省略了詳細說明。 首先在第7圖及第8圖，該速克達型機車的車體框架 -19- (17) 1270495 F，是與上述第一實施例爲同樣的構造，在該車體框架F ，是搭載有用來驅動後輪WR的動力單元PB，該動力單 元PB，是由：四行程引擎EB、及用來將該引擎EB的輸 出予以變速的無段變速機Μ所構成。 合倂參照第9圖〜第1 1圖，上述引擎ΕΒ，是作成例 如水冷式雙氣缸的V形構造，是具有：曲軸箱28、具有 稍微朝斜前上方前傾的氣缸軸線，從曲軸箱28朝前方延 馨伸的前排氣缸BF、以及與該前排氣缸BF構成V形，而 從上述曲軸箱28朝上方延伸的後排氣缸BR ;上述各氣缸 BF、BR，是分別具備有：結合於曲軸箱28的氣缸體29F 、29R、在曲軸箱28的相反側，與氣缸體29F、29R結合 的氣缸領30F、3 0R、以及結合於氣缸頭30F、30R的頂部 的氣缸頭罩蓋31F、31R。 在車體框架F的下管18……的下端附近，且在上述 兩主管20……的前半傾斜部20a所設置的第一引擎懸架 φ 32……，是支承著引擎EB在前排及後排氣缸BF、BR之 間的曲軸箱28的上部，後排氣缸BR，是配置在兩主管 20......的彎曲部20c......之間。在主管20......的前端所一 體設置的第二引擎懸架3 3……，是支承著：位於前排氣 缸BF的下方的曲軸箱28的下部。 以這種方式能夠以剛性較高的部分將引擎EB支承於 主管20…···，並且第一引擎懸架32……，是藉由從兩側 夾著上述下管1 8......的中心線的延長線的一對螺栓2 6… …的鎖裝，而被設置於兩主管20……的前半傾斜部20a… -20 - (18) 1270495 …，上述引擎EB的曲軸箱28，是藉由在上述下管18… …的中心線的延長線上所配置的螺栓27的鎖裝，而被支 承於第一引擎懸架32……，能夠有效率且有較高剛性地 將曲軸箱28支承於第一引擎懸架32……。 在第12圖，上述兩氣缸BF、BR的活塞35……，是 經由連桿3 6……，共通地被連結到：可自由旋轉地被支 承於曲軸箱28的曲軸34所具備的兩曲軸臂34a、3 4b之 _間的曲軸銷34b。 在上述兩氣缸BF、BR的氣缸頭3 OF、3 0R分別配設 有進氣閥及排氣閥（沒有圖示），在用來開閔驅動上述進 氣閥及排氣閥而構成閥門裝置的一部分，且可自由旋轉地 被支承於上述兩氣缸頭30F、30R的凸輪軸41 .......以及 上述曲軸箱28及AC發電機39間的曲軸34之間，是設 置有定時傳動裝置42，曲軸34的旋轉動力，會被上述定 時傳動裝置42減速1/ 2然後傳達到上述凸輪軸41…… 馨。 設置在與曲軸箱28結合的變速機殼體48的後部，且 朝上方延伸的一對托架66......，是被支承於主管20…… 的後端部。在兩主管20……的彎曲部20c……之間所架設 的橫管71、與搖臂60的前部所設置的避震器用托架60c 之間，設置有：具有朝前後延伸的軸線的後避震器7 2。1270495 (1) EMBODIMENT OF THE INVENTION [Technical Field] The present invention relates to a rear portion of a rocker arm supported by a vehicle body frame that can be oscillated up and down, a shaft supporting a rear wheel, and a rocker arm and a vehicle body A rear suspension device is disposed between the frames, and a low-pedal type vehicle in which a housing member is disposed below the passenger seat cushion of the vehicle driver and above the rear suspension is disposed. H [Prior Art] Such a low-pedal type vehicle is known, for example, from Patent Document 1. [Problem to be Solved by the Invention] The Scooter type locomotive disclosed in Patent Document 1 is a bottom surface of a housing member, that is, a storage box. The part is placed above the rear shock absorber. In addition to the gap between the rear shock absorber and the rear shock absorber, in order to ensure the capacity of the storage compartment, there is a need to set the bottom surface portion to be lower. The present invention has been made in view of such circumstances, and an object thereof is to provide a low-pedal type vehicle in which a gap is provided between a housing member and a rear shock absorber, and a bottom wall portion of the housing member can be set at a lower position, and Ensure the storage capacity of the larger receiving member. -4- (2) 1270495 [Means for Solving the Problem] In order to achieve the above object, in the first aspect of the invention, the rear wheel is pivotally supported by the rear portion of the rocker arm supported by the vehicle body frame A rear shock absorber is disposed between the vehicle body frame and a low-pedal type vehicle in which a housing member is disposed below the passenger seat cushion of the vehicle driver and above the rear shock absorber. The lower surface of the bottom wall portion is provided with a pleat-receiving recessed portion that accommodates the rear portion of the rear shock absorber at a position higher than a lower portion of the bottom wall portion. Shock Absorbers. According to a second aspect of the invention, the storage member is a storage box for housing a helmet or the like. According to a third aspect of the invention, in the first aspect of the invention, the accommodating member is a tank for accommodating fuel. According to a fourth aspect of the invention, the rear shock absorber includes: an axis extending in a front-rear direction, and is disposed between the rocker arm and the vehicle body frame, and has a width of a bottom wall portion of the glove box The accommodation recess is provided in the central portion of the direction. According to a fifth aspect of the present invention, in the fourth aspect of the invention, the accommodating recess is formed in a state in which a helmet of a half-cover type (full cover type including a hood can be lifted) is raised by the visor. The cap is housed in the storage compartment. [Effect of the Invention] According to the first aspect of the invention, the accommodating recess provided in the lower surface of the bottom wall portion of the accommodating member is -5- (3) 1270495, so that the central axis of the rear shock absorber is positioned. The rear shock absorber is housed so that the lower portion of the bottom wall portion of the member is positioned upward, and a gap can be ensured between the housing member and the rear shock absorber, and the bottom wall portion of the housing member can be set to be more In the low position, the receiving member ensures a larger storage capacity. According to the second or third aspect of the invention, it is possible to avoid interference with the rear shock absorber, and to set the bottom wall portion of the glove box or the oil tank to a lower position, and to make the storage box or the oil tank ensure larger. Capacity. According to the fourth aspect of the invention, the volume of both sides in the width direction of the glove box can be increased. According to the fifth aspect of the invention, the half cap type (full cover type including the coverable cover) can be suitably accommodated in the glove box. [Embodiment] Figs. 1 to 6 show a first embodiment of the present invention. Fig. 1 is a side view of a Scooter type locomotive, and Fig. 2 is an enlarged view showing a front portion of a Scooter type locomotive. 3 is a front view of the engine, Fig. 4 is an enlarged cross-sectional view taken along line 4 - 4 of Fig. 1, and Fig. 5 is a longitudinal sectional side view showing an enlarged rear portion of the skating type locomotive Fig. 6 is a sectional view taken along line 6-6 of Fig. 5. First, in the first embodiment, the body frame F of the scooter type locomotive includes a front fork 15 that supports the front wheel WF and a steering handlebar 16 that is coupled to the front fork 15 to be steerably supported. The head pipe 17 and the pair of left and right lower pipes 18 extending from the head pipe 17 toward the obliquely rear lower side are connected under the lower pipe -6-(4) 1270495 . In the above-mentioned head pipe 17, and compared with the two lower pipes 18, a pair of left and right lower pipes 19, which are extended obliquely rearward and downward with a steep inclination, and connection settings The lower ends of the lower tubes 19 are extended rearward, and the lower ends of the lower tubes 18 are connected to the pair of left and right main tubes 20 in the middle portion. At the lower end of the lower pipe 19, ..., the engine bracket 19a is engaged, and the engine bracket 19a is extended toward the extending direction of the lower pipe 19.... The above-mentioned main pipe 20... extends rearward from the vicinity of the joint portion of the low pipe 19 and the engine bracket 19a. In this embodiment, the engine bracket 19a. .. is a function of a connecting member having a lower end of the lower tube 19... as the main pipe 20.... Between the left and right pairs of the lower tube 18 and the intermediate portion of the low tube 19, a reinforcing connecting plate 2 is provided. In the above-described main pipe 20, the front half inclined portion 20a extending obliquely rearward and upward from the lower end of the lower pipe 19, the rear half inclined portion 20b extending obliquely rearward and downward, and the upper half inclined by the upward expansion The curved portion 20c that is connected between the rear end of the portion 20a and the front end of the rear half inclined portion 20b is integrally connected to each other, and is not longer than the left and right direction in the vertical direction as will be described later in FIG. It is composed of a square tube with a rectangular right angle. Further, in the intermediate portion of the front half inclined portion 20a, the lower end of the lower tube 18 is connected by welding. In the front portion of the rear half inclined portion 20b, the connecting plate 22 is joined by welding, and the front side of the seat cushion rail 23 extending obliquely rearward and upward is connected to the right side of the connecting plate 2 2 ' The rear portions of the rails 2 3 ... are integrally connected to each other. Further, in this embodiment, a part of the front end side of the connecting plate (5) 1270495 22 is disposed to lean against the curved portion 20c, whereby the connecting plate 22 and the seat cushion rail 23 can be efficiently coupled to the second half of the main pipe 20. The front portion of the inclined portion 20b. On the other hand, in the rear portion of the seat cushion rails 23, the rear ends of the rear tubes 24, which are joined to the rear end of the rear half inclined portion 20b and which are extended obliquely rearward and upward, are joined by welding. Further, between the right and left pair of seat cushion rails 23 and the intermediate portion of the rear tube 24, a reinforcing connecting plate 25 is provided. Referring to Fig. 3, in the vehicle body frame F, a power unit PA is mounted to drive the rear wheel WR. The power unit PA is composed of a four-stroke engine EA and a stepless shift of the output of the engine EA旳. The gearbox Μ is composed. The engine block is constituted by, for example, a water-cooled single cylinder, and includes a crankcase 28 having a cylinder axis extending upward and downward, and a cylinder block 29 extending upward from the crankcase 28, and on the opposite side of the crankcase 28, A cylinder head 30 in which the cylinder block 29 is coupled, and a cylinder head cover 31 coupled to the top of the cylinder head 30. In the vicinity of the lower end of the lower tube 18 of the above-described vehicle body frame F, and at the front half inclined portions 20a of the above-mentioned two main pipes 20, ..., the first engine suspension 32 is disposed, in the In front of the cylinder block 29 of the engine EA, the upper portion of the crankcase 28 is supported by the first engine suspension 32. At a lower end of the engine bracket 19a... connected to the lower end of the low pipe 19, a second engine suspension 33 is attached by a pair of bolts 43..., and a lower front portion of the crankcase 28 is locked with a bolt 44. The front lower portion of the crankcase 28 is supported. In this way, the engine EA can be supported in the two portions 20 in the higher rigidity portion, by the -8 - (6) 1270495 center sandwiching the lower tube 18 from both sides... A pair of thread check extensions 2 6 ... lock engine suspension 32 ... set in the front of the two main engines 20 ... the crankcase 28 of the above engine EA, is By arranging the locks of the bolts 27 on the extension line of the center line of the ... - the engine suspension 32 ..., the crankcase 28 can be supported more efficiently in the first engine suspension 32 · · · · in the fourth The figure is rotatably supported by the curved piece φ 34, and is integrally provided with a pair of crank arms 34a, and a piston 35 that is fitted to the cylinder block 29 between the crank arms 34a and 34a. The link describes a crank pin 34b between the two crank arms 34a, 34a. On the left side of the traveling direction of the locomotive, the crank portion protrudes from the crankcase 28, and is: a rotor 37 fixed to the end portion, and an AC generator 39 housed in the rotor 37. The motor 39 is covered by the left outer casing 40 of f|28, and the stator 38 is 40, and the cylinder head 30 is provided with an intake valve and a row) for opening and closing a part of the intake valve and the exhaust valve. And being rotatably supported between the axle 41 and between the crankcase 28 and the AC power generation 34, is provided with a timing transmission 42 that is decelerated by the timing transmission 42 and 1/2 of the axle 41 . The first half-inclined portion 20a, E is disposed in the lower tube 18, and is supported by the first rigidity. The crankshaft 34a of the axle box 28 is connected and slidably slidable. And one of the stators 38 connected to the one end shaft 34 of the upper 34 is configured to be coupled to the crankcase to be fixed to the left outer casing air valve (the crankshaft between the convex machines 39 which constitute the cylinder head 30 of the valve device (not shown) The rotational power of 3 3 4 is transmitted to the convex -9 - (7) 1270495. The crankcase 28 on the right side in the traveling direction of the locomotive is coupled to the crankcase main body 45 extending rearward from the crankcase 28. The right outer casing 46 that is locked to the right side of the crankcase main body 45, the gear box 47 that is locked to the right rear side of the crankcase main body 45, and the crankcase main body 45 constitute the transmission housing 48. A shifting chamber 49 is formed between the crankcase main body 45 and the right outer casing 46, and a gear chamber 50 is formed between the crankcase main body 45 and the gear case 47. The shifting chamber 49 of the transmission housing 48 is housed therein. : shifting the rotational power of the crankshaft 34 in a stepless manner and then A belt-type stepless transmission Μ that reaches the rear wheel side. The stepless transmission Μ is provided with a drive pulley 51 that is attached to the other end of the crankshaft 34 in the shift chamber 49, and has a parallel with the crankshaft 34. The axis of the drive pulley 54 that is rotatably supported by the rear portion of the transmission housing 48 is attached to the driven pulley 52 of the portion of the shifting chamber 49, and to the drive pulley 51 and the driven pulley. The circulating belt 53 of 52. The driving pulley 51 is operated by a sliding operation of the slider 56 which is slidable in the axial direction of the crankshaft 34 by an operation of an electric motor or the like (not shown). The winding radius of the winding pulley 52 is changed in accordance with the change of the winding radius of the belt 53 by the driving pulley 51, so that the winding radius changes toward the opposite side of the driving pulley 51, and the driven pulley 52 and A centrifugal clutch 55 is interposed between the transmission shafts 54. The other end side of the transmission shaft 54 is an output shaft 57 having an arrangement surface with respect to the gear chamber 50 and having an axis parallel to the transmission shaft 54. -10- (8) 1270495 is rotatably supported by the crankcase main body 45 and the gear case 47, and the gear chamber 50' accommodates a reduction gear train that transmits the rotational power of the propeller shaft 54 to the output shaft 57 58. One end portion of the output shaft 57 is inserted through the rear portion of the gear case 47 and protrudes from the rear left side of the gear case 47. The axle 59 of the rear wheel WR is pivotally supported at the rear of the rocker arm 60. The front end of the rocker arm 60 is provided with a pair of support arm portions 60a and 60b. The support arm portions 60a and 60b are interposed therebetween: a crankcase main body 45 and a gear box 47 constituting a part of the transmission case 48. Between the back. One of the support arms 60a is rotatably supported relative to the output shaft 57, and the other support arm 60b is coaxial with the output shaft 57 and rotatably supported by: A support shaft 61 provided at the rear of the crankcase main body 45. That is, the front end portion of the rocker arm 60 is supported by the transmission case 48 so as to be swingable up and down. One end of the output shaft 57 protrudes from one of the support arm portions 60a of the rocker arm 60, and the drive sprocket 62 is fixed to the projecting portion of the output shaft 57 projecting from the support arm portion 60a. On the other hand, the driven sprocket 63 is fixed to the left side of the locomotive traveling direction and the axle 59 of the rear wheel WR, and the drive sprocket 62 and the driven sprocket 63 are wound around the circulating chain 64. . Further, on the outer surface side of the front end of the support arm portion 60a, a sprocket case 65 for covering the drive sprocket 62 is attached. At the rear of the above-described transmission case 48, there is provided a pair of brackets 66 extending upwardly, which are supported by the main pipe -11 - (9) Ϊ 270495 20.... .. back end. Further, as disclosed in Fig. 1, a pair of main stand shafts 67 are coaxially disposed at a lower portion of the rear side of the transmission case 48, and the main stand shafts 67 are rotatably coupled to the shafts. The main stand 68 is supported. A horizontal pipe 71 is placed between the curved portions 20c of the two main pipes 20, and the horizontal pipe 71 and the bracket 60c for the shock absorber provided at the front portion of the rocker arm 60 are placed. A rear shock absorber 72 having an axis extending forward and backward is provided. 接着 • Next, the downstream end of the throttle body 74 is connected to the front side surface of the cylinder head 30. The oil tank 90A is disposed so as to straddle the two lower tubes 18 of the vehicle body frame F, and is disposed at the upstream end of the throttle body 74, and is disposed in front of the engine EA or below the oil tank 90A. The air cleaner 76A is provided with a fuel injection valve 77 mounted to the throttle body 74. The air cleaner 76A is constituted by a filter cartridge 149 housed in the filter housing 148. The filter housing 148 is configured to hold the filter cartridge 149 between the first housing member 150 and the peripheral portion of the second housing member 151 to filter the filter housing 1 The inner portion of the 48 is divided into a front clean room 152 and a rear clean room 153, and is coupled to a bowl-shaped first case member 150 that opens toward the rear side and a bowl-shaped second case that opens toward the front side. The member 1 51 is composed of. The first casing member 150 is provided with an outside air introducing pipe 1 5 4 that communicates with the clean room 152 to introduce outside air from the front of the air cleaner 76B, and is housed in the clean room 1 5 3 An intake pipe 12-(10) 1270495 155 having a downstream end connected to the upstream end of the throttle body 74 via the second housing member 151 is disposed under the front portion of the first housing member 150 of the air cleaner 76A The side is provided with a radiator 9 1 which is located in front of the engine raft for cooling the engine cooling water heated by the water-cooled engine Α. In the lower portion of the radiator 91, a mounting arm portion 168 is protruded toward the side of the engine suspension 3 3 included in the vehicle body frame F, and the mounting arm portion 1 6 8 ..... The brackets 169 are provided on the second engine suspension 3 3... via the mounting rubber 170. On the other hand, the upper portion of the radiator 91 is provided with a mounting arm 171 which protrudes toward the lower side of the lower tube 19, ..., a bracket 172 which is provided in the lower tube 19, ... The mounting arm portion 171 is supported by a mounting rubber (not shown). That is, the radiator 91 is supported by the low pipe 1 9 of the body frame F and the second engine suspension 33. The lower portion of the first housing member 150 of the air cleaner 76A constituting a part of the filter housing 148 is integrally provided for guiding the traveling airflow from the front to the radiator 9 1 The deflector 156 on the side extends obliquely from the lower end of the front end of the filter housing 148 toward the side of the heat sink 9 1 and obliquely downward and downward. The upstream side of the exhaust pipe 95 is connected to the rear side of the cylinder head 30 of the engine EA, and the downstream end of the exhaust pipe 95 is connected to the silencer 97 disposed on the right side of the rear wheel WR. As disclosed in FIG. 2, in front of the head pipe 17 at the front end of the vehicle body frame F, a lock mechanism 1 〇1 for switching the locked state and the unlocked state of the steering handlebar 16 is provided, the locking mechanism 1 〇 1, is operated by the operation of the key cylinder lock 102 disposed at a position away from the lock mechanism 101 by the -13-(11) 1270495. The head pipe 17 is fixedly mounted with a bracket 111 extending obliquely upward and upward, and at the upper end of the bracket 111 is mounted a meter 112 disposed in front of the center portion of the steering handlebar 16 for supporting the head. The support member 114 of the lamp 113 is mounted on the upper portion of the bracket ill. The cylinder 115 of the key lock and lock 102 is attached to the bracket 111 in the vicinity of the instrument 112, and the rotor 117 is rotated in response to the insertion and rotation operation of the regular key 116, and is rotatably inserted into the cylinder. In the 115, the link member 121 is swung in response to the rotation of the rotor 117, and the lock mechanism 101 switches between the actuated state and the unlocked state. Next, referring to Fig. 1, the oil tank 90A, the air cleaner 76A, the power unit PA, and the vehicle body frame F are covered by a vehicle body casing 125 made of synthetic resin, and the body casing is covered. 125 is provided with: φ covering the front portion of the head pipe 17 and the upper portion of the front wheel WF, and attaching the front outer casing 1 26 of the headlight 1 1 3, covering the head pipe 17 and the oil tank 90A from the rear side, and A central outer casing 127 connected to the front outer casing 126, and a pair of left and right leg shields 128 that are joined to the left and right sides of the front outer casing 126 to cover the front of the passenger's foot. The left and right pair of leg portions 129 (see FIG. 3) connected to the leg shields 128 are raised upwardly between the leg portions 129 and the center housing. a floor duct portion 130 connected to the rear portion of the 127, and a side skirt portion 1 3 1 ... which is lowered downward from the outer edges of the two leg portions 129, respectively (refer to -14-(12) 1270495, FIG. 3), and The rear outer casing 132 is joined to the left and right sides of the rear portion of the body frame F and joined to the leg portions 129 and the floor duct portion 130. The rear outer casing 1 32 is provided with an openable and detachable seat cushion for a two-seat passenger seat that allows a vehicle driver who is operating in the direction of the handlebar 16 to ride and that allows the rider behind the vehicle to ride. 133. The passenger seat cushion 133 is disposed further rearward than the oil tank 90A by: a central casing φ 127 covering the oil tank 90A from the rear side of the vehicle body casing 125, and a rear portion of the center casing 127 The connected floor duct portion 130 and the rear outer casing 132 provided with the above-described passenger seat cushion 133 are formed as a slightly U-shaped cross-foot space 135 as viewed from the side, and are formed as a tank 90A and air filter disposed on the front side. The cleaner 76A and the passenger seat cushion 133 on the rear side, and the radiator 91, the two lower tubes 18 of the vehicle body frame F, and the two lower tubes 19 are disposed in the above-mentioned footrest space 135. More forward. In the fifth and sixth figures, below the above-mentioned passenger seat cushion 133, φ is a storage member, that is, a storage box 140, which is a bottom plate capable of using the seat cushion 133 of the vehicle. 1 4 1 can open and close the upper end opening portion thereof, and the storage box 140 is supported by the above-mentioned seat rails 23 and the rear tubes 24 . The storage box 140 has an axis extending in the front-rear direction, and is disposed above the rear shock absorber 72 provided between the horizontal pipe 71 of the vehicle body frame F and the rocker arm 60, at the bottom of the storage box 140. The wall portion 140a is provided to accommodate the rear shock absorber 72 -15- (13) such that the axis of the rear shock absorber 72 is located above the lower surface portion of the bottom wall portion 140a. The receiving recess 142 of 1270495. Further, the housing recess 142, as disclosed in FIG. 6, is disposed at a central portion in the width direction of the storage box 140, and the housing recess 142 allows the half-cover type (full cover type cover) helmet 143 to be The state in which the goggles 144 is raised, the safety cap 143 is housed in the storage compartment 1400. Next, the action of the first embodiment will be described. The vehicle body casing 125 is formed as a side view from the side. The cross-foot space 135 of the font, the cross-foot space 135, is a head pipe 17 disposed at the front end of the body frame F, and a steering handlebar 16 supported to steerably support the head pipe 17 The vehicle body frame F is provided with a pair of right and left lower tubes 1 extending from the head tube 17 toward the front and rear of the footrest space 135. ....., a pair of left and right lower tubes 1 ... disposed below the lower tubes 1 8 and extending from the head tube 17 toward the obliquely rear lower portion and from the lower tubes 1 9 The lower end of the ... extends toward the rear, and the lower ends of the two lower tubes 18 are connected to the left and right pair of main tubes 20 in the middle portion...: The tube 20 extends from the lower end of the lower tube 19 toward the obliquely rear upper portion, and connects the lower end of the lower tube 18 to the front half inclined portion 20a of the intermediate portion, the rear half inclined portion 20b extending obliquely rearward and downward, and upward. The curved portion 20c that is bent in an expanded manner and connects the rear end of the front half inclined portion 20a and the front end of the rear half inclined portion 20b is integrally connected. With the configuration of the vehicle body frame, the main pipe 20 is formed to extend from the lower end of the low pipe 19 toward the obliquely rear upper portion, and after being bent upward, and then extending obliquely rearward and downward, so that the main pipe 20 can be increased. The lower-16-(14) 1270495 square space, and the degree of freedom of the shape of the engine EA can be increased, and the intermediate curved portion 20c of the main pipe 20 can be made to achieve operability. Near the lower end of the lower tube 18... and in the main tube 20... the inclined portion 20a... is provided with a suspension 3 2 for supporting the engine EA, so that it is strong by the connection with the lower tube 1 8 . In part, the engine EA is supported by the main pipe 20, and the φ engine EA is efficiently and surely supported by the vehicle body frame F. The front end of the pair of seat cushion rails 23, which is used to support the seat cushion 1 3 3 and is inclined obliquely upward and upward, is joined by the front portion of the rear half inclined portion 20b of the second... The angle formed by the main < and the seat cushion rails 23 is adapted, and the mat rails 2 3 ... are joined to the rigidity of the main pipe 20, and are more balanced. Further, the main pipe 20 is composed of a square tube, and the cross-sectional shape is a right-angled four-sided main pipe 20 that is longer in the vertical direction than the horizontal direction. The rigidity in the vertical direction is higher, and the left and right flexibility is high. And can get better maneuverability. The front transmission housing 48 for pivotally supporting the rocker arm 60 of the rear wheel WR at the rear is supported up and down, between the mounting frame F and the rocker arm 60, and has a shaft shaker 72 extending in the front-rear direction. Above, and below the passenger 133 where the driver of the vehicle is riding, the storage compartment 140 is disposed, and in the lower portion of the compartment wall portion 140a, the housing recess 142 is provided, and the appropriate and most appropriate front half is first. The engine is rigid and can be led to the left and right of the two main tubes f 20... The seat can be made horizontal, so the direction has a part, and the rear seat of the car body frame is used. The bottom portion of the pad 140 accommodates the recess -17-(15) 1270495 portion 142 so that the central axis of the rear shock absorber 72 is located above the lower surface portion of the bottom wall portion 140a, and the rear portion is accommodated. Since the shock absorber 72 is provided with a gap between the glove box and the rear shock absorber 72, and the bottom wall portion 140a of the glove box 140 can be set at a lower position, the storage box 140 can secure a larger capacity. . The rear shock absorber 72 has an axis extending in the front-rear direction and is provided between the rocker arm 60 and the vehicle body frame F, and the accommodation recessed portion 142 is provided at a central portion in the width direction of the bottom wall flange portion 140a of the glove box 140. Therefore, the volume on both sides in the width direction of the storage box 140 can be increased, and the housing recess 142 is formed in such a manner that the helmet 143 of the half-cover type (full cover type with a coverable cover) can be placed in the goggles thereof. Since the helmet 143 is housed in the storage box 140 in a state where the 144 is raised, the helmet 143 of the half-cover type (full cover type including the cover) can be efficiently housed in the glove box 140. A radiator 91 is disposed in front of the engine EA, and an air cleaner 76A is disposed above the radiator 91. The filter housing 148' of the air cleaner 76A is integrally connected: for guiding The deflector 15 5 extending from the front traveling airflow toward the radiator 9 1 side can reduce the number of parts and effectively guide the traveling airflow to the radiator 91 side, and can cool the radiator 9 1. The straddle space 135' is disposed further behind the oil tank 90A, the air cleaner 76A, and the radiator 91. Therefore, in the skating type locomotive, the capacity of the tank 90A and the air cleaner 76A can be ensured, and the heat is dissipated. There is no large component behind the 91, and the deflector effect of the deflector is better. -18- (16) 1270495 The lock mechanism 101 that can switch the locked state and the unlocked state of the steering handlebar 16 and the key cylinder lock 102 that causes the switching operation force to act on the lock mechanism 101 are arranged away from each other. The rotor 117 of the key cylinder lock 102 is connected to one end portion of the link member 121 that swings in response to the rotation of the rotor 117. The lock mechanism 1〇1 is adapted to the above. The link member 121 is oscillated and switched to the locked state and the unlocked state, and is coupled to the other end portion of the link member i 2 1 . The operating force from the key cylinder lock 102 is transmitted to the locking mechanism 1 by the swing of the link member 1 2 1 , and the number of parts can be reduced. The key cylinder lock 102 and the lock are simply formed. The operation force communication mechanism between the mechanisms 1 and 1 can make the operation of the key cylinder lock 102 have a regular feeling, and can improve its commerciality. The key cylinder lock 102 is disposed in front of the steering handlebar 16 and in the vicinity of the meter 1 12, so that the vehicle driver can easily operate the key cylinder φ lock 102. Fig. 7 is a side elevational view of the scooter type locomotive according to the second embodiment of the present invention. Fig. 8 is a longitudinal sectional side view showing the front portion of the scooter type locomotive. FIG. 9 is omitted. FIG. 10 is a plan view of the power unit in the state of the gas system, FIG. 10 is a view seen from the direction of arrow 10 of FIG. 9, FIG. 11 is a view seen from the direction of arrow 11 of FIG. 9, and FIG. 12 is a view of FIG. The cross-sectional views of the first embodiment are denoted by the same reference numerals, and the detailed description is omitted. First, in the seventh and eighth figures, the body frame -19-(17) 1270495 F of the scooter type locomotive has the same structure as the first embodiment described above, and the body frame F is mounted. There is a power unit PB for driving the rear wheel WR. The power unit PB is composed of a four-stroke engine EB and a stepless speed changer for shifting the output of the engine EB. Referring to FIG. 9 to FIG. 1 1 , the engine cymbal is a V-shaped structure which is formed, for example, as a water-cooled double cylinder, and has a crankcase 28 having a cylinder axis that is slightly inclined forwardly forwardly and upwardly, and a crankshaft. A front exhaust cylinder BF extending forwardly toward the front side and a rear exhaust cylinder BR extending in a V shape from the front exhaust cylinder BF and extending upward from the crankcase 28; the cylinders BF and BR are respectively provided with: Cylinder blocks 29F, 29R coupled to the crankcase 28, cylinder collars 30F, 30R coupled to the cylinder blocks 29F, 29R, and cylinder head caps coupled to the tops of the cylinder heads 30F, 30R on the opposite side of the crankcase 28. 31F, 31R. In the vicinity of the lower end of the lower tube 18 of the body frame F, and the first engine suspension φ 32 ... disposed in the front half inclined portion 20a of the two main pipes 20, is supporting the engine EB in the front row and the rear. The upper portion of the crankcase 28 between the exhaust cylinders BF, BR and the rear exhaust cylinder BR are disposed between the curved portions 20c of the two main pipes 20.... The second engine suspension 3 3, which is disposed at the front end of the main pipe 20, ... supports the lower portion of the crankcase 28 located below the front exhaust cylinder BF. In this way, the engine EB can be supported by the main pipe 20 with a relatively rigid portion, and the first engine suspension 32... is sandwiched by the lower pipe 1 from both sides. The lock of the pair of bolts 2 6 of the extension line of the center line is set to the front half inclined portion 20a of the two main pipes 20... -20 - (18) 1270495 ..., the crankcase 28 of the above engine EB By being locked by the bolts 27 disposed on the extension line of the center line of the lower tube 18, the first engine suspension 32 is supported, and the crankcase can be efficiently and highly rigidly 28 is supported by the first engine suspension 32. In Fig. 12, the pistons 35 of the two cylinders BF and BR are connected in common to the two crankshafts of the crankshaft 34 rotatably supported by the crankcase 28 via the connecting rods 36. A crank pin 34b between the arms 34a, 34b. An intake valve and an exhaust valve (not shown) are respectively disposed in the cylinder heads 3 OF and 3 0R of the two cylinders BF and BR, and are used to open and drive the intake valve and the exhaust valve to form a valve device. A part of the crankshaft 41 between the crankcase 28 and the AC generator 39, which is rotatably supported by the camshafts 41 of the two cylinder heads 30F, 30R, is provided with timing The transmission 42 and the rotational power of the crankshaft 34 are decelerated by the timing transmission 42 by 1/2 and then transmitted to the camshaft 41. A pair of brackets 66, which are provided at the rear of the transmission case 48 coupled to the crankcase 28, and which extend upward, are supported by the rear end portions of the main pipe 20, .... Between the horizontal pipe 71 spanned between the curved portions 20c of the two main pipes 20, and the shock absorber bracket 60c provided at the front portion of the rocker arm 60, there is provided an axis extending forward and backward. Rear shock absorber 7 2.
參照第8圖，引擎EB的進氣系統73，是具備有：在 前排及後排氣缸BF、BR之間將下流端連接到該氣缸BF 、BR的氣缸頭30F、3 0R的一側面的油門主體74F、74R -21 - (19) 1270495 、分別連接於兩油門主體74F、74R的上流端的進氣管 75F、75R、以及共通地連接該進氣管75F、75R，且配置 於前排氣缸BF的上方的空氣濾清器76B;在各油門主體 74F、74R，是安裝著燃料噴射閥77F、77R。 空氣濾清器76B，是在濾清器殼體78內收容有濾清 器濾心79所構成的。濾清器殼體78，是以：將第二殼體 構件81的周緣部挾持在第一及第三殼體構件80、82的周 φ緣部之間的方式，來結合著：朝上方開啓的碗狀的第一殼 體構件80、一體地具有用來將濾清器殻體78內分隔爲上 方的未淨化室83及下方的淨化室84昀分隔壁81a的第二 殼體構件81、及朝下方開啓的碗狀的第三殼體構件82所 構成；是從上方側也就是未淨化室83,側，將濾清器濾心 79可裝卸地安裝到，上述分隔壁81a所設置的流通孔85 〇 上述進氣管75F、75R，是伸入到淨化室84然後連接 於濾清器殻體78，與未淨化室83連通的進氣孔86，是設 置於濾清器殼體78的第三殼體構件82的側部。 空氣濾清器76Β的濾清器殼體78，是形成爲：前後 方向的長度大於上下方向的長度，在該空氣濾清器76Β的 上方跨越兩下管18......而配置的油箱90Β，是被搭載支承 於車體框架F的前部也就是兩下管18....... 上述濾清器殼體78的頂壁部也就是第三殼體構件82 的頂壁部82a，是形成爲：與油箱90Β的底壁部90Βa相 對向，且朝前後略水平地延伸，第二殼體構件8 1的分隔 -22- (20) 1270495 壁8 1 a也是形成爲朝前後略水平地延伸。 在上述引擎EB的前排氣缸BF的前方且在上述空氣 濾清器76B的下方，是配置有：用來將因爲水冷式引擎 EB而被加熱的引擎冷卻水予以冷卻的散熱器9 1 ’該散熱 器91是被支承於車體框架F的低管19......。而該散熱器 91、上述油箱90B、及上述空氣濾清器76B，是配置在以 車體外殻125所形成的跨腳空間135的更前方處。 P 並且在上述空氣濾清器76B的濾清器殼體78的下部 也就是第一殼體構件80，是一體地設置有：用來將來自 於前方的行駛氣流導引到散熱華9 1側的導流板92，該導 流板92，是從濾清器殻體78的前端下部朝向散熱器91 側朝向斜後下方傾斜延伸。 在空氣濾清器76B的濾清器殼體78的第二殼體構件 8 1的後部，如第9圖所示’用來更換在該濾清器殻體7 8 內所收容的濾清器濾心79的濾心更換窗部1 36，是設置 馨爲面對於上述跨腳空間1 3 5側，該濾心更換窗部1 3 6，是 以可開閉的蓋子構件1 3 7所封閉。 濾清器殼體78的頂壁部82a，是形成爲：朝向油箱 90B的底壁部90Ba而朝向前後略水平地延伸，濾清器濾 心79，也可從上述濾心更換窗部1 3 6大致水平地抽出， 以朝向上述頂壁部82a的大致水平的姿勢被配置於濾清器 殼體7 8內。而對應於上述濾心更換窗部1 3 6，在地板管 道部130，是設置有：可進行蓋子構件137的開閉操作及 濾清器濾心79的插卸動作的開口部。 -23· (21) 1270495 引擎EB的排氣系統93，是具備有：將上流端連接在 前排氣缸BF的氣缸頭30F的下部側面，而於動力單元PB 的下方朝後方延伸的排氣管94、將上流端連接於後排氣 缸BR的氣缸頭30R的後部側面的排氣管95、將這些排氣 管94、95的下流端共通地相連的集合排氣管96、以及配 置於後輪WR的右側，而連接於集合排氣管96的滅音器 97 〇 | 前排氣缸BF的排氣管94，是從氣缸頭30F朝下方彎 曲呈略C字型，通過上述動力單元PB的下方朝後方延伸 ，在動力單元PB的後方朝向後輪WR的右側立起，在構 成上述動力單元PB的殼體的一部分的變速機殻體48的 底壁部48a的下面部，是設置有：用來收容上述排氣管 94的至少上部的收容凹部98。 上述收容凹部98，如第12圖所示，是配置於：曲軸 34的驅動皮帶輪51側的曲軸臂34a、與驅動皮帶輪51之 肇間，藉此能夠避免與較大直徑的驅動皮帶輪51造成干涉 ，在變速機殼體48的底壁部48a的下面部，能夠合適地 形成收容凹部98。 後排氣缸BR的排氣管95，是在較主腳架軸67更後 方處，以與前排氣缸BF的上述排氣管94並排的方式， 彎曲形成爲從曲軸箱28的左側穿入於變速機殼體48的後 部。也就是說，後排氣缸BR的排氣管95，是從氣缸頭 3 0R朝向曲軸箱28及變速機殼體48的左側延伸，並且穿 入於變速機殼體48的後部，在較上述主腳架軸67的更後 -24- (22) 1270495 方處，形成爲與前排氣缸BF的上述排氣管94並排。 集合排氣管96,是共通地連接於：在動力單元PB的 後方側所並排配置的的兩排氣管94、95的下流端，在該 集合排氣管96的下流端連接著滅音器97的上流端。 在車體框架F的頭管17，是設置有：可切換轉向車 把1 6的鎖定狀態及解除鎖定狀態的鎖定機構1 〇 1，該鎖 定機構1 〇 1，是與第一實施例同樣地，會因應於連桿構件 • 121的擺動動作，而該連桿構件121又會因應於配置在遠 離鎖定機構101的位置的鑰匙圓筒鎖102的操作，來讓鎖 定機構1 〇 1切換轉_向車把1 6的鎖定狀態及解除鎖定狀態 〇 在乘車用座墊133的下方，是配置有：以該乘車用座 墊133的底板141可開閉地封閉上端開口部的置物箱140 ，在該置物箱140的底壁部140a，設置有收容凹部142, 該收容凹部142，是以讓後避震器72的軸線位在較上述 •底壁部140a的下面部更上方的位置的方式’收容著上述 後避震器72。Referring to Fig. 8, the intake system 73 of the engine EB is provided with a downstream end connected to the one side of the cylinder heads 30F and 30R of the cylinders BF and BR between the front and rear exhaust cylinders BF and BR. The throttle main bodies 74F, 74R - 21 - (19) 1270495 are respectively connected to the intake pipes 75F, 75R of the upstream ends of the two throttle bodies 74F, 74R, and are commonly connected to the intake pipes 75F, 75R, and are disposed in the front exhaust cylinders. The air cleaner 76B above the BF; and the fuel injection valves 77F and 77R are attached to the respective throttle bodies 74F and 74R. The air cleaner 76B is constituted by a filter cartridge 79 housed in the filter housing 78. The filter case 78 is configured such that the peripheral edge portion of the second case member 81 is held between the peripheral edge portions of the first and third case members 80 and 82, and is coupled to open upward. The bowl-shaped first case member 80 integrally includes a second case member 81 for partitioning the inside of the filter case 78 into the upper clean room 83 and the lower clean room 84 昀 partition wall 81a, And a bowl-shaped third case member 82 that is opened downward; the filter element 79 is detachably attached to the side from the upper side, that is, the uncleaned chamber 83, and the partition wall 81a is provided. The flow holes 85 〇 are respectively introduced into the clean room 84 and then connected to the filter case 78, and the air inlet holes 86 communicating with the clean room 83 are provided in the filter case 78. The side of the third housing member 82. The filter case 78 of the air cleaner 76 is formed such that the length in the front-rear direction is larger than the length in the up-and-down direction, and is disposed across the lower tubes 18 above the air cleaner 76A. The fuel tank 90 is mounted on the front portion of the vehicle body frame F, that is, the two lower tubes 18. The top wall portion of the filter housing 78 is also the top wall of the third housing member 82. The portion 82a is formed to face the bottom wall portion 90A of the oil tank 90A and extends slightly horizontally toward the front and rear, and the partition -22-(20) 1270495 wall 8 1 a of the second casing member 81 is also formed toward The front and rear extend slightly horizontally. In front of the front exhaust cylinder BF of the engine EB and below the air cleaner 76B, a radiator 9 1 'for cooling the engine cooling water heated by the water-cooled engine EB is disposed. The radiator 91 is a low pipe 19 that is supported by the vehicle body frame F. The radiator 91, the oil tank 90B, and the air cleaner 76B are disposed further forward of the footrest space 135 formed by the vehicle body casing 125. P is also disposed at a lower portion of the filter housing 78 of the air cleaner 76B, that is, the first housing member 80, for integrally guiding the traveling airflow from the front to the heat dissipation side. The deflector 92 extends obliquely from the lower end of the front end of the filter housing 78 toward the side of the heat sink 91 obliquely rearward and downward. In the rear portion of the second housing member 81 of the filter housing 78 of the air cleaner 76B, as shown in Fig. 9, 'replacement of the filter housed in the filter housing 78 The filter center replacement window portion 136 of the filter core 79 is provided with a scented surface to the side of the footrest space 135, and the filter center replacement window portion 136 is closed by an openable and closable cover member 137. The top wall portion 82a of the filter housing 78 is formed so as to extend toward the front and rear of the tank wall 90B toward the front and rear portions, and the filter cartridge 79 may be replaced from the filter center. 6 is drawn substantially horizontally, and is disposed in the filter case 78 in a substantially horizontal posture toward the top wall portion 82a. In the floor pipe portion 130, the floor pipe portion 130 is provided with an opening portion for opening and closing the cover member 137 and for inserting and detaching the filter cartridge 79. -23· (21) 1270495 The exhaust system 93 of the engine EB is provided with an exhaust pipe that connects the upstream end to the lower side of the cylinder head 30F of the front bank BF and extends rearward of the power unit PB. 94. An exhaust pipe 95 that connects the upstream end to the rear side surface of the cylinder head 30R of the rear exhaust cylinder BR, a collective exhaust pipe 96 that commonly connects the downstream ends of the exhaust pipes 94 and 95, and a rear exhaust pipe 96 disposed on the rear wheel The right side of the WR is connected to the exhaust pipe 96 of the collecting exhaust pipe 96. The exhaust pipe 94 of the front bank BF is bent downward from the cylinder head 30F to be slightly C-shaped, and passes through the lower side of the power unit PB. The rear side of the power unit PB is raised toward the right side of the rear wheel WR, and is disposed at the lower surface of the bottom wall portion 48a of the transmission case 48 constituting a part of the casing of the power unit PB. The accommodation recessed portion 98 of at least the upper portion of the exhaust pipe 94 is housed. As shown in Fig. 12, the accommodation recessed portion 98 is disposed between the crank arm 34a on the drive pulley 51 side of the crankshaft 34 and the drive pulley 51, thereby avoiding interference with the drive pulley 51 of a larger diameter. The housing recess 98 can be appropriately formed in the lower surface portion of the bottom wall portion 48a of the transmission case 48. The exhaust pipe 95 of the rear exhaust cylinder BR is formed to be inserted from the left side of the crankcase 28 so as to be parallel to the exhaust pipe 94 of the front exhaust cylinder BF at a position further rearward than the main leg shaft 67. The rear of the shifter housing 48. That is, the exhaust pipe 95 of the rear exhaust cylinder BR extends from the cylinder head 30R toward the left side of the crankcase 28 and the transmission case 48, and penetrates into the rear portion of the transmission case 48, in comparison with the above main Further to the rear -24-(22) 1270495 of the tripod shaft 67, it is formed in parallel with the above-described exhaust pipe 94 of the front-row cylinder BF. The collecting exhaust pipe 96 is commonly connected to a downstream end of the two exhaust pipes 94 and 95 arranged side by side on the rear side of the power unit PB, and a silencer is connected to the downstream end of the collecting exhaust pipe 96. The upper end of 97. The head pipe 17 of the vehicle body frame F is provided with a lock mechanism 1 〇1 that can switch the locked state and the unlocked state of the steering handlebar 16. The lock mechanism 1 〇1 is the same as the first embodiment. In response to the swinging motion of the link member 121, the link member 121, in turn, causes the locking mechanism 1 〇1 to switch in response to the operation of the key cylinder lock 102 disposed at a position away from the locking mechanism 101. The lock state and the unlocked state of the handlebar 16 are placed under the passenger seat cushion 133, and the storage box 140 that closes the upper end opening portion by opening and closing the bottom plate 141 of the passenger seat cushion 133 is disposed. The bottom wall portion 140a of the glove box 140 is provided with a housing recess 142 in such a manner that the axis of the rear shock absorber 72 is located above the lower surface portion of the bottom wall portion 140a. 'The rear shock absorber 72 is housed.
藉由該第二實施例，與上述第一實施例同樣地，是將 主管20的下方空間作得較大，而能夠增加引擎EB的形 狀自由度，並且也能夠適當地作出主管20的中間的彎曲 部20c，所以能夠讓操作性最適當化，而在與下管18…… 的連結是以剛性較強的部分，將引擎EB支承於主管20… …，而能夠有效率且確實地將引擎EB支承於車體框架F -25- (23) 1270495 在置物箱1 40與後避震器72之間設置有間隙’而能 將置物箱1 4 0的底壁部1 4 0 a設定在較低的位置’所以能 確保置物箱140有較大的收容容量。 而朝向引擎EB的前方所配置的散熱器91側延伸的 導流板92，是一體地連設於空氣濾清器76B的濾清器殼 體7 8，所以可減少零件數量，能有效地將行駛氣流導引 到散熱器9 1側，而能夠將散熱器9 1冷卻。 而跨腳空間135，是配置在：較油箱90B、空氣濾清 器7 6B、及散熱器91的更後方處，所以在速克達型機車 ，能確保油樺90B及空氣濾清器76B的容量，在散熱器 91的後方不會配置有較大的構件，而能讓導流板92的導 流效果更好。 並且可以減少鑰匙圓筒鎖1 02及鎖定機構1 0 1之間的 操作力像達構造的零件數量，而能將簡單地構成，並且可 讓鑰匙圓筒鎖1 02的操作得到規則感，而能提高其商品性 〇 在車體框架F所搭載的v形引擎EB的前排氣缸BF ，是具有：其氣缸軸線前傾的氣缸體29F及氣缸頭30F， 在該引擎EB的曲軸箱28的右側，是結合著變速機殼體 48，該變速機殼體48，是用來收容：與引擎EB —起構成 動力單元PB的無段變速機μ，而上流端連接於軸線前傾 的氣缸頭30F的排氣管94，是通過動力單元ΡΒ的下方而 朝後方延伸，而在變速機殼體48的底壁部48a的下面部 ，是設置有：收容著排氣管94的至少上部的收容凹部98 -26- (24) 1270495 於是可將排氣管94以更接近動力 配置於其上方，藉此可確保最低的離地 EB配置在更低的位置，而能將低踏板 機車的重心降低。 在引擎EB的後排氣缸BR所具備I 部側面所相連的排氣管95，是在可轉 φ 68且配置於對應於動力單元PB的後部 67的更後方處，與前排氣缸BF的氣缸 通過上述動力單元PB的下方的排氣管 形成爲從曲軸箱28的左側穿入於變速卷 藉此，能夠確保位於後排氣缸BR的後 配置空間，而能將後排氣缸BR後方的 他用途。而能將排氣管95通到較引擎 方處，容易確保最低離地高度，而能將 Φ心作得更低。 而V形引擎EB，在其前排及後排 被支承於第一引擎懸架32……，而被搭 後排氣缸BR是被配置於兩主管20…… ，所以是在主管20……之中的剛性較 著V形引擎EB的前排及後排氣缸BF、 V形引擎EB有效率地搭載於車體框架] 與車體框架F所搭載的引擎EB相 統73的一部分的空氣濾清器76B，是雇 單元PB的方式， 高度，而能將引擎 式車輛的速克達型 的氣缸頭30R的後 動地軸支承主腳架 的位置的主腳架軸 頭3 0F相連，而與 94並排，是彎曲 髮殼體48的後部。 方的排氣管95的 空間有效利用爲其 EB的最低部更上 速克達型機車的重 氣缸BF、BR之間 載於車體框架F， 的彎曲部20c之間 高的部分，來支承 > BR之間，而能將 F 〇 連，而構成進氣系 Ϊ6置於油箱90B的 -27- (25) 1270495 下方，在空氣濾清器76B的濾清器殼體78’是面對於跨 腳空間1 3 5側設置有··用來將收容於該濾清器殻體7 8的 濾清器濾心79予以更換的濾心更換窗部136 ’當更換空 氣濾清器76B的濾清器濾心79時’是在開啓著濾心更換 窗部1 3 6的狀態，則能從跨腳空間1 3 5側容易地更換濾清 器濾心79。 濾清器殼體78的頂壁部82a，是形成爲：朝向油箱 φ 90B的底壁部90Ba而大致朝前後水平地延伸，濾清器濾 心79，是以能夠從濾心更換窗部1 3 6大致水平地抽出的 方式，以朝向頂壁部82a而大致水平的姿勢，被配置於濾 清器殼體78內，所以能有效率地配置油箱90B及空氣濾 清器76B，而能分別確保其容量。 並且空氣濾清器76B的濾清器殼體78，是形成爲讓 前後方向的長度大於其上下方向的長度，所以能有效率地 配置空氣濾清器7 6B且充分地確保其容量。 φ 第13圖是本發明的第三實施例的速克達型機車的側 面圖，第14圖是將機車的前部放大顯示的縱剖側面圖， 在與上述第一及第二實施例所對應的部分，是附上相同的 圖號且僅有圖示，而省略其詳細的說明。 該速克達型機車的車體框架F，是與上述第一及第二 實施例相同的構造，在車體框架F，爲了驅動後輪WR而 搭載著動力單元PC，該動力單元PC，是由··四行程引擎 EC、及將該引擎EC的輸出予以變速的無段變速機Μ所 構成。上述引擎EC，是以例如水冷式單氣缸所構成，是 -28- (26) 1270495 具備有：曲軸箱2 8、具有朝上下延伸的氣缸軸線，從曲 軸箱28朝前方延伸的氣缸體29’、在曲軸箱28的相反側 與氣缸體29f結合的氣缸頭30’、以及結合於氣缸頭30,的 頂部的氣缸頭罩蓋3Γ。 在車體框架F的下管18……的後端附近，且在上述 兩主管20……的前半傾斜部20a……所設置的第一引擎懸 架32……，支承著曲軸箱28的上部。而在與低管19…… φ的下端相連的引擎托架19a……所安裝的第二引擎懸架33 ……，支承著曲軸箱28的前方側下部。設置於與曲軸箱 28結合的變速機殼體48的後部而朝上方延伸的一對托架 66……，是被支承於主管20......的後端部。而在兩主管 20……的彎曲部20c……之間所架設的橫管71、與在搖壁 60則部所設置的避震器用托架60c之間’設置有：具有 朝前後延伸的軸線的後避震器72。 在氣缸頭30'的上部側面，連接著油門主體74的下流 馨端，在油門主體74的上流端，連接著空氣濾清器76C， 該空氣濾清器76C是配置於油箱90C的下方且在引擎EC 的上方，該油箱90C是配置成跨越車體框架F的兩下管 18……，而在油門主體74安裝著燃料噴射閥77。 空氣濾清器76C，是在濾清器殼體158內收容有濾清 器濾心1 5 9所構成的。濾清器殼體1 5 8，是由：朝上方開 啓的碗狀的第一殼體構件160、朝下方開啓的碗狀且從上 方結合於第一殼體構件160的第二殼體構件161、以及朝 前方開啓成碗狀，將濾清器濾心1 59夾在第一及第二殼體 -29 - (27) 1270495 構件160、161之間，而結合於第一及第二殼體構件160 、161的第三殼體構件162所構成；濾清器殼體158內， 是被區劃成：在濾清器濾心1 5 9的後方的未淨化室1 63、 以及在濾清器濾心159前方的淨化室164。 在第三殼體構件1 62的上部，是以面對於跨腳空間 135的方式，連接著：與未淨化室163連通的外氣導入管 1 65，經由第二殼體構件1 6 1而其下流端連接於油門主體 φ 74的上流端的進氣管166，是被收容於淨化室164。 用來將因爲被水冷式引擎EC所加熱的引擎冷卻水予 以冷卻的散熱器91，是配置在較該引擎EC更前方處，該 散熱器91是被支承於車體框架F的低管19……。 在引擎EC的氣缸頭30’的下部側面，是連接著··朝 後方延伸的排氣管94的上流端，該排氣管94，是形成爲 :於動力單元PC的下方朝後方延伸，並且在動力單元PC 的後方朝向後輪 WR的右側立起，在構成上述動力單元 •PC的殻體的一部分的變速機殼體48的底壁部48a的下面 部，是設置有：用來收容上述排氣管94的至少上部的收 容凹部98，排氣管94的下流端，是連接在：配置於後輪 WR的右側的滅音器97。 在車體框架F的前端的頭管17，是設置有：可切換 爲轉向車把16的鎖定狀態及解除鎖定狀態的鎖定機構 101，該鎖定機構101，是與第一及第二實施例同樣地， 會因應於：由於配置在遠離鎖定機構1 0 1的位置所配置的 鑰匙圓筒鎖102的操作所因應產生的連桿構件121的擺動 -30- (28) 1270495 動作，來切換成轉向車把1 6的鎖定狀態及解除鎖定狀態 〇 在乘車用座墊133的下方，是配置有：以該乘車用座 墊1 3 3的底板1 4 1可開閉地封閉其上端開口部的置物箱 140，在該置物箱140的底壁部140a，設置有收容凹部 142，該收容凹部142，是以讓後避震器72的中心軸線位 在較上述底壁部140a的下面部更上方的位置的方式，收 φ容著上述後避震器72。 藉由該第三實施例，與上述第一及第二實施例同樣地 ，將主管20的下方空間作得較大，則可增加引擎EC的 形狀自由度，並且可以將主管20的中間的彎曲部20c作 得較大，所以可達到最適當的操作性，在與下管1 8...... 的連結則是以剛性較強的部分，來將引擎EC支承於主管According to the second embodiment, as in the first embodiment described above, the space below the main pipe 20 is made larger, and the degree of freedom of the shape of the engine EB can be increased, and the middle of the main pipe 20 can also be appropriately made. Since the curved portion 20c is provided, the operability is optimally optimized, and the connection to the lower tube 18 is a portion having a strong rigidity, and the engine EB is supported by the main pipe 20, and the engine can be efficiently and surely The EB is supported by the vehicle body frame F-25-(23) 1270495. A gap ′ is provided between the storage box 1 40 and the rear shock absorber 72, and the bottom wall portion 1 40 a of the storage box 1 400 can be set to be The low position 'so ensures that the storage compartment 140 has a large storage capacity. The deflector 92 extending toward the radiator 91 side disposed in front of the engine EB is integrally connected to the filter case 7 of the air cleaner 76B, so that the number of parts can be reduced, and the number of parts can be effectively The traveling airflow is guided to the side of the radiator 91, and the radiator 91 can be cooled. The cross-foot space 135 is disposed at a position further than the oil tank 90B, the air cleaner 76B, and the radiator 91, so that the Scooter type locomotive can ensure the oil birch 90B and the air cleaner 76B. The capacity is such that a large member is not disposed behind the radiator 91, and the flow guiding effect of the deflector 92 can be made better. Moreover, the number of components between the key cylinder lock 102 and the locking mechanism 110 can be reduced, and the number of parts can be reduced, and the operation of the key cylinder lock 102 can be made to be regular. The front bank BF of the v-shaped engine EB mounted on the vehicle body frame F is provided with a cylinder block 29F and a cylinder head 30F whose cylinder axis is inclined forward, and the crankcase 28 of the engine EB The right side is combined with a transmission housing 48 for accommodating a stepless speed change μ which constitutes a power unit PB together with the engine EB, and an upstream end connected to the cylinder head which is inclined forward by the axis. The 30F exhaust pipe 94 extends rearward through the lower portion of the power unit ,, and the lower portion of the bottom wall portion 48a of the transmission case 48 is provided with at least an upper portion in which the exhaust pipe 94 is housed. The recess 98 -26- (24) 1270495 can then dispose the exhaust pipe 94 above it, thereby ensuring that the lowest off-ground EB is placed at a lower position and the lower pedal locomotive can be lowered . The exhaust pipe 95 connected to the side of the I portion of the rear exhaust cylinder BR of the engine EB is at the rear of the rear portion 67 corresponding to the power unit PB and is movable to the cylinder of the front exhaust cylinder BF. The exhaust pipe below the power unit PB is formed so as to penetrate the shifting roll from the left side of the crankcase 28, so that the rear arrangement space of the rear exhaust cylinder BR can be secured, and the rear side of the rear exhaust cylinder BR can be used. . The exhaust pipe 95 can be connected to the engine side, and it is easy to ensure the minimum ground clearance, and the Φ heart can be made lower. The V-shaped engine EB is supported by the first engine suspension 32... in its front and rear rows, and the rear-mounted cylinder BR is disposed in the two main pipes 20... so it is among the supervisors 20... The rigidity of the front and rear cylinders BF and V-shaped engine EB of the V-shaped engine EB is efficiently mounted on the vehicle body frame] and the air filter of a part of the engine EB system 73 mounted on the vehicle body frame F 76B, is the way of hiring the unit PB, the height, and can connect the main tripod shaft head 30F of the position of the rear foot shaft of the engine-type vehicle's quick-crank type cylinder head 30R to the main tripod, and side by side with 94 It is the rear portion of the curved hair case 48. The space of the side exhaust pipe 95 is effectively utilized as a portion between the heavy cylinders BF and BR which are the lowest part of the EB and the upper cylinder of the upper speed of the locomotive locomotive, which is carried between the curved portion 20c of the vehicle body frame F, to support > between BR, and F can be connected, and the intake system 6 is placed under the -27-(25) 1270495 of the tank 90B, and the filter housing 78' of the air cleaner 76B is facing A filter center replacement window portion 136 for replacing the filter cartridge 79 accommodated in the filter housing 7 8 is provided on the side of the foot space 1 3 5 when the filter of the air filter 76B is replaced. When the filter element 79 is opened, the filter center 79 is opened, and the filter element 79 can be easily replaced from the side of the footrest space 135. The top wall portion 82a of the filter case 78 is formed so as to extend substantially horizontally forward and backward toward the bottom wall portion 90Ba of the tank φ 90B, and the filter cartridge 79 is capable of replacing the window portion 1 from the filter core. Since the manner of substantially horizontally pulling out is disposed in the filter case 78 in a substantially horizontal posture toward the top wall portion 82a, the oil tank 90B and the air cleaner 76B can be efficiently disposed, and can be separately provided. Make sure its capacity. Further, the filter case 78 of the air cleaner 76B is formed such that the length in the front-rear direction is longer than the vertical direction. Therefore, the air cleaner 76 6 can be efficiently disposed and the capacity thereof can be sufficiently ensured. Fig. 13 is a side elevational view of a quick-acting type locomotive according to a third embodiment of the present invention, and Fig. 14 is a longitudinal sectional side view showing the front portion of the locomotive in an enlarged manner, in the first and second embodiments Corresponding parts are attached with the same drawing numbers and are only shown in the drawings, and the detailed description is omitted. The body frame F of the scooter type locomotive has the same structure as the above-described first and second embodiments. In the vehicle body frame F, a power unit PC is mounted to drive the rear wheel WR, and the power unit PC is It consists of a four-stroke engine EC and a stepless speed changer that shifts the output of the engine EC. The engine EC is, for example, a water-cooled single cylinder, and is a -28-(26) 1270495 including a crankcase 28 having a cylinder axis extending upward and downward, and a cylinder block 29' extending forward from the crankcase 28. A cylinder head 30' coupled to the cylinder block 29f on the opposite side of the crankcase 28, and a cylinder head cover 3' joined to the top of the cylinder head 30. In the vicinity of the rear end of the lower tube 18 of the vehicle body frame F, and the first engine suspension 32, ... provided by the front half inclined portions 20a of the above-mentioned two main pipes 20, ... support the upper portion of the crankcase 28. On the other hand, the second engine suspension 33, ... attached to the engine bracket 19a, which is connected to the lower end of the low pipe 19...φ, supports the lower portion of the front side of the crankcase 28. A pair of brackets 66, which are provided to extend rearward of the rear portion of the transmission case 48 coupled to the crankcase 28, are supported by the rear end portions of the main pipe 20. Further, between the horizontal pipe 71 that is placed between the curved portions 20c of the two main pipes 20, and the suspension bracket 60c provided at the portion of the rocking wall 60, there is provided an axis extending forward and backward. Rear shock absorber 72. A lower end of the throttle body main body 74 is connected to the upper side surface of the cylinder head 30', and an air cleaner 76C is connected to the upstream end of the throttle body 74. The air cleaner 76C is disposed below the oil tank 90C. Above the engine EC, the oil tank 90C is a two lower pipe 18 ... disposed across the body frame F, and a fuel injection valve 77 is mounted to the throttle body 74. The air cleaner 76C is constituted by a filter cartridge 159 housed in the filter housing 158. The filter housing 158 is a bowl-shaped first housing member 160 that opens upwardly, a bowl-shaped opening that opens downward and is coupled to the first housing member 160 from above. And opening into a bowl shape toward the front, sandwiching the filter filter 1 59 between the first and second housings -29 - (27) 1270495 members 160, 161, and bonding to the first and second housings The third housing member 162 of the members 160, 161 is constructed; the filter housing 158 is partitioned into an uncleaned chamber 1 63 behind the filter cartridge 159, and in the filter The clean room 164 in front of the filter 159. In the upper portion of the third case member 162, the outer air introduction pipe 165 that communicates with the uncleaning chamber 163 is connected to the straddle space 135 via the second case member 161 The intake pipe 166 whose downstream end is connected to the upstream end of the throttle body φ 74 is housed in the clean room 164. The radiator 91 for cooling the engine cooling water heated by the water-cooled engine EC is disposed further forward than the engine EC, and the radiator 91 is a low pipe 19 supported by the vehicle body frame F... .... The lower side of the cylinder head 30' of the engine EC is an upstream end of the exhaust pipe 94 that is connected to the rear, and the exhaust pipe 94 is formed to extend rearward of the power unit PC, and The rear side of the power unit PC is raised toward the right side of the rear wheel WR, and the lower surface portion of the bottom wall portion 48a of the transmission case 48 constituting a part of the casing of the power unit PC is provided to accommodate the above At least the upper housing recess 98 of the exhaust pipe 94 and the downstream end of the exhaust pipe 94 are connected to a silencer 97 disposed on the right side of the rear wheel WR. The head pipe 17 at the front end of the vehicle body frame F is provided with a lock mechanism 101 that can be switched to the locked state and the unlocked state of the steering handlebar 16, and the lock mechanism 101 is the same as the first and second embodiments. The ground is switched to be turned by the action of the swinging member -30-(28) 1270495 of the link member 121 which is generated by the operation of the key cylinder lock 102 disposed at a position away from the locking mechanism 110. The locked state and the unlocked state of the handlebar 16 are placed under the passenger seat cushion 133, and the upper end opening portion is closed by the bottom plate 141 of the passenger seat cushion 133. The storage box 140 is provided with a housing recess 142 in the bottom wall portion 140a of the storage box 140. The housing recess 142 is such that the central axis of the rear shock absorber 72 is located above the lower surface of the bottom wall portion 140a. The position of the position, the φ accommodates the rear shock absorber 72 described above. According to the third embodiment, as in the first and second embodiments described above, the lower space of the main pipe 20 is made larger, the degree of freedom of the engine EC can be increased, and the middle of the main pipe 20 can be bent. The portion 20c is made larger, so that the most appropriate operability can be achieved, and the connection with the lower tube 18 is a rigid portion to support the engine EC to the main pipe.
2〇......，則能有效且確實地將引擎EC支承於車體框架F 〇 # 可在置物箱140與後避震器72之間設置有間隙，而 可將置物箱140的底壁部140a設定在較低的位置，而可 確保置物箱140有較大的容量，可增加置物箱140的寬度 方向兩側的容積，而能有效地將半罩式（含可掀罩的全罩 式）的安全帽143收容於置物箱140內。 第1 5圖則顯示本發明的第四實施例，與上述第-- 第三實施例對應的部分，是附加相同的圖號。 該速克達型機車的車體框架F，是與上述第--第三 實施例同樣的構成方式，在車體框架F，爲了驅動後輪 -31 - (29) 1270495 WR而搭載著動力單元PC，該動力單元PC，是由：四行 程引擎EC、及將該引擎EC的輸出予以變速的無段變速 機Μ所構成。而在車體框架F的兩主管20……的彎曲部 2〇c……之間所架設的橫管71、與設置在搖臂60前部的 避震器用托架60c之間，是設置有：具有朝前後延伸的軸 線的後避震器72。 在乘車用座墊133的下方，是配置有：以該乘車用座 φ墊1 3 3的底板1 4 1可開閉地封閉其上端開口部的收容構件 也就是油箱180，在該油箱180的底壁部18 0a，設置有收 容凹部181，該收容凹部181，是以讓後避震器72的中心 軸線位在較上述底壁部180a的下面部更上方的位置的方 式，收容著上述後避震器72。 在上述油箱180的後方，較上述第--第三實施例的 置物箱140更小型的置物箱181，是配置成以上述乘車用 座墊133的底板141可開閉地封閉其上端開口部，而可收 •容半罩式（含可掀罩的全罩式）的安全帽143的置物箱 182，是配置在空氣濾清器76C的斜前上方。 藉由該第四實施例，可在油箱180與後避震器72之 間設置有間隙，而可將油箱180的底壁部180a設定在較 低的位置，而可確保油箱180有較大的燃料收容容量。 也可將該第四實施例的構造適用於搭載著V形引擎 的速克達型的機車。 以上說明著本發明的實施例，本發明並不限定於上述 實施例，只要不脫離本發明的申請專利範圍，則可進行種 -32- (30) 1270495 種的設計變更。 【圖式簡單說明】 第1圖是第一實施例的速克達型機車的側面圖。 第2圖是將速克達型機車的前部放大顯示的縱剖側面 圖。 第3圖是引擎的正面圖。 p 第4圖是第1圖的4一 4線放大剖面圖。 第5圖是將速克達型機車的後部放大顯示的縱剖側面 圖。 第6圖是第5圖的6 — 6線剖面圖。 第7圖是第二實施例的速克達型機車的側面圖。 第8圖是將速克達型機車的前部放大顯示的縱剖側面 圖。 第9圖是在省略了進氣系統的狀態的動力單元的俯視 ❿圖。 第10圖是從第9圖的箭頭10方向觀察的圖面。 第11圖是從第9圖的箭頭111方向觀察的圖面。 第12圖是第7圖的12 — 12線剖面圖。 第13圖是第三實施例的速克達型機車的側面圖。 第14圖是將速克達型機車的前部放大顯示的縱剖側 面圖。 第15圖是第四實施例的速克達型機車的側面圖。 (31) (31)1270495 【主要元件符號說明】 60 :搖臂 72 :後避震器 133 :乘車用座墊 140 :收容構件（置物箱） 140a、180a：底壁部 142、181:收容凹部 143 :安全帽 144 :護目面鏡 1 8 0 :收容構件（油箱） F :車體框架 WR :後輪2〇..., the engine EC can be effectively and surely supported by the vehicle body frame F 〇#. A gap can be provided between the storage box 140 and the rear shock absorber 72, and the storage box 140 can be placed. The bottom wall portion 140a is set at a lower position, and the storage box 140 can be ensured to have a larger capacity, and the volume on both sides in the width direction of the storage box 140 can be increased, and the half cover type (including the hood can be effectively used) The helmet 143 of the full cover type is housed in the storage box 140. Fig. 15 shows a fourth embodiment of the present invention, and portions corresponding to the above-described third to third embodiments are denoted by the same reference numerals. The body frame F of the scooter type locomotive has the same configuration as that of the above-described third-third embodiment. In the vehicle body frame F, a power unit is mounted to drive the rear wheel -31 - (29) 1270495 WR. The PC, the power unit PC, is composed of a four-stroke engine EC and a stepless speed changer that shifts the output of the engine EC. Further, between the horizontal pipe 71 that is placed between the curved portions 2〇c of the two main bodies 20 of the vehicle body frame F, and the shock absorber bracket 60c that is provided at the front of the rocker arm 60, : Rear shock absorber 72 having an axis extending forward and backward. Below the passenger seat cushion 133, a housing member in which the upper end opening portion is closed and closed by the bottom plate 141 of the passenger seat φ pad 1 3 3 is disposed, that is, the oil tank 180, in the oil tank 180 The bottom wall portion 180a is provided with a housing recess 181 that accommodates the above-described position such that the central axis of the rear shock absorber 72 is located above the lower surface portion of the bottom wall portion 180a. Rear shock absorber 72. The storage compartment 181, which is smaller than the storage compartment 140 of the first to third embodiments, is disposed such that the upper end opening is closed by the bottom plate 141 of the passenger seat cushion 133. The storage box 182 of the helmet 143 of the receivable half-cap type (full cover type with a cover) is disposed obliquely above the air cleaner 76C. According to the fourth embodiment, a gap can be provided between the oil tank 180 and the rear shock absorber 72, and the bottom wall portion 180a of the oil tank 180 can be set at a lower position, and the oil tank 180 can be ensured to have a larger size. Fuel storage capacity. The configuration of the fourth embodiment can also be applied to a locomotive type locomotive equipped with a V-shaped engine. The embodiment of the present invention has been described above, and the present invention is not limited to the above embodiment, and a design change of -32-(30) 1270495 can be performed without departing from the scope of the invention. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a side view of a scooter type locomotive of the first embodiment. Fig. 2 is a longitudinal sectional side view showing the front portion of the Scooter type locomotive in an enlarged manner. Figure 3 is a front view of the engine. p Fig. 4 is an enlarged cross-sectional view taken along line 4 - 4 of Fig. 1. Fig. 5 is a longitudinal sectional side view showing the rear portion of the Scooter type locomotive in an enlarged manner. Fig. 6 is a sectional view taken along line 6-6 of Fig. 5. Fig. 7 is a side view of the scooter type locomotive of the second embodiment. Fig. 8 is a longitudinal sectional side view showing the front portion of the Scooter type locomotive in an enlarged manner. Fig. 9 is a plan view of the power unit in a state in which the intake system is omitted. Fig. 10 is a view seen from the direction of the arrow 10 in Fig. 9. Fig. 11 is a view seen from the direction of the arrow 111 in Fig. 9. Fig. 12 is a cross-sectional view taken along line 12-12 of Fig. 7. Figure 13 is a side view of the Scooter type locomotive of the third embodiment. Fig. 14 is a longitudinal sectional side view showing the front portion of the Scooter type locomotive in an enlarged manner. Fig. 15 is a side view showing the scooter type locomotive of the fourth embodiment. (31) (31) 1270495 [Description of main component symbols] 60: Rocker arm 72: Rear shock absorber 133: Seat cushion 140: Housing member (storage box) 140a, 180a: Bottom wall portion 142, 181: Containment Concave portion 143: helmet 144: goggle mirror 1 8 0 : housing member (tank) F : body frame WR: rear wheel
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