1376452 六、發明說明： 【發明所屬之技術領域】 本發明係關於-種用以於兩輪摩托車之燃油箱中安裝燃油 栗之構造。 【先前技術】 作為先前之餘泵之安裝構造，習知有具有如下構造者將 形成有麵岭之蓋部嵌合之段部的底㈣定於燃油箱之開 口部，更於與；|座間設置間隙並轉導向構件。雜油果之安 裝構造中，於段部安裝0形環並將燃收納於燃油箱内後， 將扣件插人至底座與導向構件之間隙中，藉此於由0形環將燃 油泵與燃油顧加以_的狀態下將燃料固定於燃油箱中 (例如參照專利文獻1)。 [專利文獻1]日本專利特開咖7_127嶋號公報 【發明内容】 •(發明所欲解決之問題） 然而、，於專利文獻1所揭示W之安裝構造中，係-邊對 底座及導向構件物定位—雜接㈣油箱H，更插入 絲燃m轉件倾及安裝工時私，故可能 增大製造成本，仍存錢善之餘地。 件於上返問題完成’其目的在於提供-種可減少零 女、工時、並且可平穩且一次性地 廉價燃油泵之安裝構造。 匆女裝燃剔 97130227 4 (解決問題之手段） 為了達成上述目的，申請專利範圍第丨項之發明係一種燃油 栗之安裝構造，其包括：燃油箱，儲存輸送至燃油喷射裝置中 之燃油，以及燃油泵，安裝於燃油箱内，同時朝燃油喷射褒置 供給燃油；於㈣箱之壁㈣置I安裝孔，於燃油泵之筒部設 置凸緣部，於栗安裝孔經由密封構件而安裝有燃油系；如此燃 油栗之安裝構造其特徵在m安纽設置多針止片，燃 由泵”有板彈簧構件’該板彈簧構件安裝於凸緣部下方所形成 的槽。P肖凸緣部協動夾持卡止片而將燃油泵固定於燃油箱。 申請專利範圍第2項之發明係如申請專利翻“項之燃油 ^之安裝構造，除了申請專·圍第1項之發明之構成以外， ”特徵在於，槽部具有形成於其上面或者下面之彈簧卡止部， ==件具有與彈簧卡止部扣合之扣合部，轉簧卡止部側 大出··#曲而形成。 (發明效果） 止:據:請專利範圍第1項之發明，於峨孔設置有多個卡 方卿有㈣簧構件’該板彈簧構件安裝於凸緣部下 y成的槽部，並與凸緣部協』 於姆H …協動夾持卡止片而將燃油泵固定 方式將:油㈣ 之凸緣部及板彈簧構件::::==㈣ 次性地料:油妓裝於 ㈣可平穩且一 ·、、、钿又’可減少零件件數及安 97130227 U76452 褒工時故可提供—種廉價燃油泵之安裝構造。 根據申請專利範圍第2項之發明，燃油泵之槽部於上面或者 下面具有彈簧卡止部，板彈簧構件朝彈簧卡止部側突出彎曲而1376452 VI. Description of the Invention: [Technical Field of the Invention] The present invention relates to a structure for installing a fuel pump in a fuel tank of a two-wheeled motorcycle. [Prior Art] As a mounting structure of the prior spare pump, it is known that the bottom portion (four) of the section in which the cover portion of the face is formed is fixed to the opening of the fuel tank, and Set the gap and turn the guide member. In the installation structure of the miscellaneous nuts, after the O-ring is installed in the section and the fuel is stored in the fuel tank, the fastener is inserted into the gap between the base and the guiding member, thereby the fuel pump is connected by the O-ring The fuel is fixed in the fuel tank in a state where the fuel is supplied (for example, refer to Patent Document 1). [Patent Document 1] Japanese Patent Laid-Open Publication No. Hei 7-127-A. SUMMARY OF INVENTION [Problems to be Solved by the Invention] However, in the mounting structure disclosed in Patent Document 1, the system-side-to-base and the guide member are provided. Object positioning - miscellaneous (four) fuel tank H, more inserted wire burning m transfer parts and installation time private, it may increase manufacturing costs, still have room for money. The problem is that the problem is completed in the return problem. The purpose of the invention is to provide a mounting structure for a fuel pump that can reduce the number of women, man-hours, and a smooth and disposable. In order to achieve the above object, the invention of claim </ RTI> is a fuel chest installation structure comprising: a fuel tank for storing fuel delivered to the fuel injection device, And a fuel pump installed in the fuel tank and supplying fuel to the fuel injection device; a mounting hole is provided in the wall of the (4) tank (4), a flange portion is provided in the cylinder portion of the fuel pump, and the mounting hole of the pump is installed via the sealing member There is a fuel system; such a fuel pump installation structure is characterized in that a multi-needle stop is provided in the m Annu, and a pump is provided with a "plate spring member" which is mounted on a groove formed below the flange portion. The fuel pump is fixed to the fuel tank by clamping the locking piece. The invention of claim 2 is applied for the installation of the fuel of the item, except for the composition of the invention of the first item. The feature is that the groove portion has a spring locking portion formed on the upper surface or the lower surface thereof, and the == member has a fastening portion that is engaged with the spring locking portion, and the rotating spring locking portion side is formed by the . (Effect of the Invention): According to the invention of the first aspect of the patent, a plurality of card squares are provided in the bore (four) spring member. The leaf spring member is attached to the groove portion formed by the flange portion, and is convex. The edge association "Yim H ... cooperates to clamp the clamping piece and fix the fuel pump way: the flange part of the oil (4) and the leaf spring member::::==(4) The secondary material: the oil is installed in (4) It can be smooth and one, and the other can reduce the number of parts and the installation of the cheap fuel pump when the 97130227 U76452 is completed. According to the invention of claim 2, the groove of the fuel pump a spring locking portion on the upper surface or the lower surface, the leaf spring member protruding and bending toward the spring locking portion side
V 形成’同時具有與彈簧卡止部扣合之扣合部，因此藉由將板彈 簧構件插入至槽部，可由板彈簧構件之彈力將扣合部扣合至槽 部之彈簀卡止部，故可確時地將板彈簧構件安裝於燃油泵上。 又’藉由板彈簧構件之彈力而將卡止片夾持於燃油泵之凸緣部 •與板彈簧構件間’因此即便因製造而產生不均，亦可由板彈箸 構件之彈力而平穩且確實地保持燃油泵。 【實施方式】 以下，根據附圖，對本發明燃油泵安裝構造之各實施形態進 行詳細的說明。再者，圖式可根據符號而觀察。 (第1實施形態） f先’參顧1〜圖11，對本發明之燃油泵安裝構造之第i 實施形態加以說明。 圖1係應用本發明m安I構造之兩輪摩托車的側視 圖_ 2係應用本發明燃油系安裝構造之燃油箱立體圖，圖3 ·、係圖2所示燃油箱之部分切口側視圖，圖4係圖2所示燃油泵 安裝構造之概略立體圖，圖5係燃油泵之剖視圖，圖6係用以 說明本發明燃油系安裝構造之第（實施形態的俯視圖，圖7係 圖6所示A之箭視圖，圖8係圖6所示B之箭視圖，圖9係圖 6所示之C — C線箭視剖視圖，圖1G係圖6所示D箭視圖，圖 97130227 6 1376452 11係用以說明板彈簧構件之圖，目11(3)係俯視圖，圖U⑹ 係側視圖。 圖1所示’本實施形態之兩輪摩托車咖係於固定連結於 主架80之前管81上，軸接左右一對前又85，並於其下端部 可旋轉自如地軸支標前輪WF。前又85可藉由車把犯駕敬， 覆蓋前輪WF上方之前擋泥板84與前又85 一體地駕駛。又， 於前擋泥板84上方配設有前蓋83，且與上蓋86 一併覆蓋主 春架80。又，於主架80之下方，作為内燃機之引擎87被固定 • 懸掛。 又，於主架80之後方，連結有支撐本體f 88及駕驶者就座 之座位89等的座架90，且在該車輛後方於座位89下方設置 ^燃油箱卜又，於主架8G之後方下部，安裝有—端轴之搖 臂91藉由連接於座架90的後避震器92懸掛藉此可將一端 轴作為旋轉軸而搖動，於其另一端部旋轉自如地軸支撑作為驅 動輪之後輪WR。並且，將本發明燃油粟安裝構造應用於燃油 箱1再者’圖1中之元件符號93係淨氣機，元件符號94係 .節氣門（thr〇ttle _)，元件符號95係噴射器（燃油喷射裝 置），元件符號96係燃油管。 如圖2及圖3所示，燃油箱1係將由鋼板沖壓成形之上側構 件2及下側構件3各自周邊部4熔接接合藉此形成一體容 器並且’於上側構件2上設置有：每次供油時開關之供油口 5、用以安裝燃核1Q之泵安裝孔6、以及設置於栗安裝孔6 97130227 7 1376452 周圍且形成較燃油箱1之壁面低一段的大致圓筒形狀之凹部 16。又，在燃油箱1安裝時一次安裝燃油泵1〇後除燃油泵1〇 - 之拆修等時，泵安裝孔6並不開口。 / 泵安裝子L6係如下開D，其包括：多個（本實施形態中以9〇。 間隔共計4個）卡止片π，於圓周方向上遠離並且朝向中心突 出形成；以及俯視大致字狀之插入槽18，形成於鄰接之卡 止片Π間。換而言之，卡止片17及插入槽18於泵安裝孔6 Φ 之圓周方向上交替配置。 又，於凹部16之周圍，圓環狀地形成剖面大致倒v字狀之 . 焊珠19。藉此，可強化泵安裝孔6之周邊壁面強度。又，於 焊珠19與凹部16間的壁面上，形成有朝向上方突出之凸部 20 ° 如圖4所示，燃油泵1〇係連結有大致圓筒形狀外殻之本體 部11、形成於本體部11上部且作為泵安裝孔6之蓋體的凸緣 • 部13、以及内置有對混入燃油中之雜質等進行過濾之過濾器 的濾器12而構成。於凸緣部13上部配設有組塊部22，該組 塊部22上設置有燃油之喷出口 14及接收驅動馬達之驅動信號 之連接器15。又，於組塊部22之側面形成有工具孔21，將燃 • 油泵安裝於泵安裝孔6中時，於該工具孔21中插入未圖示 之棒狀工具而加以使用，以使得緊固作業容易進行。 又’如圖5所示，燃油泵10中於圓筒狀本體部11内部内置 有驅動馬達60，且於其旋轉軸61上安裝有作為葉片轉子之葉 97130227 8 1376452 輪62。並且，藉由將驅動馬達60驅動，葉輪62旋轉，而自 濾器12中吸出燃油。 如圖6〜圖10所示，於燃油泵10之凸緣部13上，使其下 部直徑變小而形成段部24。又，於凸緣部13下方之本體部a 外周面上，剖面大致17字狀之一對槽部25以與本體部丨丨之直 心·方向平彳于的方式形成。又，於槽部25之下表面25a大致中 央部，彈簧卡止部26朝向上方而突出設置，該彈簧卡止部％ • 用以使下述板彈簧構件40扣合。 又’於槽部25之上表面25b上’形成有多個（本實施形態中 係以90°間隔共計4個）朝向直徑方向外侧突出之定位突起部 27(參照圖10)，安裝燃油泵時，該突起部27與卡止片p 之端面抵接而對燃油泵10之旋轉方向相位進行定位。又，於 本體部11之外周面，形成有多個（本實施形態中係以90。間隔 共計4個）彈簧座部28，該等彈簧座部28上表面與槽部25之 _下表面25a形成於同一面。 又，於凸緣部13之外周邊形成有朝向直徑方向外側突出之 板狀臂部30，安震燃油泵10時，該臂部30越過燃油箱i之 凸部20而與凸部20抵接。藉此，防止安裝後之燃油泵1〇朝 脫離方向旋轉。 又，本實施形態中，如圖6〜圖8所示，於燃油泵1〇之一 對槽。P 25分別安裝板彈簣構件4〇。如圖^所示該板彈脊 構件40係朝向彈簧卡止部加側（下方側）突出彎曲而形成且 97130227 9 1376452 包括.俯視大致U字狀之扣合部41，設置於板彈簧構件4〇之 大致中央部，且與槽部25之彈簧卡止部26扣合；以及卡止部 42，設置於板彈簧構件40之兩端部，且與凸緣部13協動而失 持卡止片17。再者’於圖U中，兩點鏈線表示安裝前之板彈 簧構件40，實線表示安裝後之板彈簧構件4〇。 又，如圖6及圖1〇所示，於卡止部42之圓周方向一端（本 實施形態中係順時針旋轉方向側），設置有朝向下方彎曲而成 之彎曲部43，使得卡止片17易於進入凸緣部13與卡止部^ 間。又’卡止部42位於本體部U之彈簧座部28上方， 制過度變形。 而且，板彈簧構件40抵抗彈力而插入至槽部25巾， 合部㈣彈菁卡止部26扣合，藉此定位而安裝於槽部π/ 此寺板彈簧構件4〇藉由其彈力而使中央部與槽部烈之下 面脱抵接’卡止部42與上表面25b抵接，而可防止 25中脫落。又，卡止部42自本體部U之外周面朝向直^ 向外侧突出。 刊「J直虹方 =燃T安裝至燃油箱1之安裝步驟加以說明。V is formed to have a fastening portion that is engaged with the spring locking portion. Therefore, by inserting the leaf spring member into the groove portion, the fastening portion can be fastened to the magazine locking portion of the groove portion by the elastic force of the leaf spring member. Therefore, the leaf spring member can be mounted on the fuel pump in a timely manner. Further, 'the locking piece is sandwiched between the flange portion of the fuel pump and the leaf spring member by the elastic force of the leaf spring member', so even if unevenness is caused by manufacturing, the elastic force of the plate spring member can be smooth and The fuel pump is indeed maintained. [Embodiment] Hereinafter, embodiments of the fuel pump mounting structure of the present invention will be described in detail with reference to the accompanying drawings. Furthermore, the drawings can be observed according to the symbols. (First Embodiment) First, the first embodiment of the fuel pump mounting structure of the present invention will be described with reference to Figs. 1 to 11 . 1 is a side view of a two-wheeled motorcycle to which the m-I structure of the present invention is applied. 2 is a perspective view of a fuel tank to which the fuel-system mounting structure of the present invention is applied, and FIG. 3 is a partial cut-away side view of the fuel tank shown in FIG. 4 is a schematic perspective view of the fuel pump mounting structure shown in FIG. 2, FIG. 5 is a cross-sectional view of the fuel pump, and FIG. 6 is a view for explaining the fuel system mounting structure of the present invention (a plan view of the embodiment, FIG. 7 is a view of FIG. Arrow view of A, Fig. 8 is an arrow view of B shown in Fig. 6, Fig. 9 is a cross-sectional view taken along line C-C of Fig. 6, and Fig. 1G is a view of D arrow shown in Fig. 6, Fig. 97130227 6 1376452 11 The figure for explaining the leaf spring member, the head 11 (3) is a plan view, and the figure U (6) is a side view. The two-wheeled motorcycle of the present embodiment is attached to the tube 81 before being fixedly coupled to the main frame 80, The shaft is connected to the left and right pair of front 85, and the front wheel WF is rotatably freely supported at the lower end thereof. The front 85 can be driven by the handlebar, covering the front wheel WF above the front fender 84 and the front 85 Driving, in addition, a front cover 83 is disposed above the front fender 84, and covers the main spring frame 80 together with the upper cover 86. Further, under the main frame 80, the engine 87 of the internal combustion engine is fixed and suspended. Further, behind the main frame 80, a mount 90 supporting the main body f 88 and the seat 89 of the driver is connected, and The rear of the vehicle is provided with a fuel tank under the seat 89. Further, after the main frame 8G, the rocker arm 91 with the end shaft is suspended by the rear shock absorber 92 connected to the frame 90. The shaft is rocked as a rotating shaft, and is rotatably supported at the other end thereof as a driving wheel rear wheel WR. Moreover, the fuel plant mounting structure of the present invention is applied to the fuel tank 1 and the component symbol 93 in FIG. Machine, component symbol 94. Throttle (thr〇ttle _), component symbol 95 is an injector (fuel injection device), component symbol 96 is a fuel pipe. As shown in Figure 2 and Figure 3, the fuel tank 1 will be made of steel plate The respective peripheral portions 4 of the press-formed upper side member 2 and the lower side member 3 are welded and joined to form an integral container and 'the upper side member 2 is provided with a fuel supply port 5 for switching each time oil supply, for mounting the fuel core 1Q Pump mounting hole 6, and installed in the chest 6 97130227 7 1376452 A substantially cylindrical recess 16 which is formed at a lower portion than the wall surface of the fuel tank 1. Further, when the fuel tank 1 is installed, the fuel pump is installed once, and then the fuel pump 1〇- is removed. The pump mounting hole 6 is not opened. / The pump mounting member L6 is opened as follows, and includes a plurality of (9 in the present embodiment. 4 in total intervals) locking pieces π, which are apart from each other in the circumferential direction. The center is formed to protrude; and the insertion groove 18 having a substantially rectangular shape in plan view is formed between the adjacent locking pieces. In other words, the locking piece 17 and the insertion groove 18 are alternately arranged in the circumferential direction of the pump mounting hole 6 Φ. Further, around the recessed portion 16, a bead 19 is formed in an annular shape in a substantially inverted V-shape. Thereby, the strength of the peripheral wall surface of the pump mounting hole 6 can be enhanced. Further, a convex portion 20° that protrudes upward is formed on a wall surface between the bead 19 and the concave portion 16. As shown in Fig. 4, the fuel pump 1 is coupled to the main body portion 11 of the substantially cylindrical outer casing, and is formed on The upper portion of the main body portion 11 is a flange portion 13 serving as a lid body of the pump mounting hole 6, and a filter 12 having a filter for filtering impurities or the like mixed in the fuel. A block portion 22 is disposed on the upper portion of the flange portion 13, and the block portion 22 is provided with a fuel discharge port 14 and a connector 15 for receiving a drive signal for driving the motor. Further, a tool hole 21 is formed on the side surface of the block portion 22, and when the fuel pump is attached to the pump mounting hole 6, a rod-shaped tool (not shown) is inserted into the tool hole 21 to be used for fastening. The work is easy to carry out. Further, as shown in Fig. 5, in the fuel pump 10, a drive motor 60 is incorporated in the cylindrical body portion 11, and a blade 97130227 8 1376452 wheel 62 as a vane rotor is attached to the rotary shaft 61. Further, by driving the drive motor 60, the impeller 62 is rotated, and the fuel is sucked from the filter 12. As shown in Figs. 6 to 10, the flange portion 13 of the fuel pump 10 has a lower diameter to form a segment portion 24. Further, on the outer peripheral surface of the main body portion a below the flange portion 13, one of the substantially 17-shaped cross-sections is formed so as to be flush with the center portion of the main body portion. Further, at a substantially central portion of the lower surface 25a of the groove portion 25, the spring locking portion 26 is protruded upward, and the spring locking portion % is for engaging the leaf spring member 40 to be described later. Further, a plurality of positioning projections 27 (see FIG. 10) that protrude outward in the radial direction are formed on the upper surface 25b of the groove portion 25 (in the present embodiment, a total of four at intervals of 90°), and when the fuel pump is mounted The projection 27 abuts against the end surface of the locking piece p to position the phase of the fuel pump 10 in the rotational direction. Further, a plurality of (four in total, 90 in the present embodiment) spring seat portions 28 are formed on the outer peripheral surface of the main body portion 11, and the upper surface of the spring seat portions 28 and the lower surface 25a of the groove portion 25 are formed. Formed on the same side. Further, a plate-like arm portion 30 that protrudes outward in the radial direction is formed around the outer periphery of the flange portion 13. When the fuel pump 10 is mounted on the engine, the arm portion 30 abuts the convex portion 20 of the fuel tank i and abuts against the convex portion 20. . Thereby, the fuel pump 1 after installation is prevented from rotating in the disengagement direction. Further, in the present embodiment, as shown in Figs. 6 to 8, the fuel pump 1 is aligned with the groove. P 25 respectively mounts the plate magazine member 4〇. As shown in FIG. 2, the plate ridge member 40 is formed to be convexly bent toward the side of the spring locking portion (lower side) and the 97130227 9 1376452 includes a fastening portion 41 which is substantially U-shaped in plan, and is disposed on the leaf spring member 4 The central portion of the crucible is engaged with the spring locking portion 26 of the groove portion 25, and the locking portion 42 is provided at both end portions of the leaf spring member 40, and is engaged with the flange portion 13 to be deactivated and locked. Slice 17. Further, in Fig. U, the two-dot chain line indicates the plate spring member 40 before mounting, and the solid line indicates the plate spring member 4A after mounting. Further, as shown in FIG. 6 and FIG. 1A, at one end in the circumferential direction of the locking portion 42 (in the clockwise direction of the present embodiment), a curved portion 43 that is bent downward is provided so that the locking piece is formed. 17 is easy to enter between the flange portion 13 and the locking portion. Further, the locking portion 42 is located above the spring seat portion 28 of the main body portion U and is excessively deformed. Further, the leaf spring member 40 is inserted into the groove portion 25 against the elastic force, and the hinge portion (4) is engaged with the elastic portion locking portion 26, thereby being attached to the groove portion π / the temple plate spring member 4 by its elastic force The central portion is disengaged from the lower portion of the groove portion, and the locking portion 42 abuts against the upper surface 25b, thereby preventing the separation from falling off. Further, the locking portion 42 protrudes outward from the outer peripheral surface of the main body portion U. The article "J Zhihongfang = installation step of burning T to fuel tank 1 is explained.
狀密封構件33後，一邊傾斜燃咖一 J ^的板彈^2"至_孔6中。並且，對燃油幻G中所安 裝的胁簧構件4G之卡止部42躲安裝孔6 斤女 行定相，以通過插入样 《18進 槽18之方式插入卡止部42，壓入直至凸 97130227 ⑸6452 緣°^13與卡止片17接觸，使燃油泵10朝向圖6之箭頭X方 向旋轉藉此卡止片17進入凸緣部13與卡止部42間的間 隙中Μ彈簧構件⑪之彈力爽持於凸緣部13與卡止部42 之間。 將燃/由栗1〇插入至泉安裝孔6中時，於燃油泵10之本體部 11 ”泵安裝孔6(卡止片17之前端）間設置有間隙$，於果 插入時可防止燁油 、泵W與卡止片17之干涉。又，密封構件 33於燃油泉1〇之段部24與燃油|fl之凹部16之内周面間產 生彈性變形。由此 ，燃油箱1與燃油泵1〇間被液密密封，同 時燃油果10定位於系安震孔6之中心。 轉:油泵1〇時，卡止片Η被引導至板彈簧構件40之彎 曲部43’容易進Λ凸緣部13與卡止部犯之間隙中。又，卡 抵接於彈簧座部28 ’藉此可防止板彈簀構件4〇朝下 万過度變形。 又’使燃油系丨〇於4 性變形-邊越過凸^之同時，凸緣部13之臂部3〇 一邊彈 25之心命… 臂部3〇與凸部20抵接，並且槽部 突起27細於…17偏。藉此，由定位 大趣27阻止燃油爷 止朝_反方向_ _方向旋轉，並由凸部20阻 如以上所說明，根據本==燃油果1〇之不必要旋轉。 裝孔6設置有多料本實獅祕爾之絲構造，於栗安 仙，該板彈簧構件4〇 ，且燃油系1〇具有板彈簧構件 97丨3。227 讀於凸緣部13下方卿叙槽部25 1376452 中，並與凸緣部13協動央拷+ 及符卡止片17而將燃油泵10固定於 燃油箱1中，因此將辦油爷1 η你 m 1G插人至泵安裝孔6中並使其旋 轉，而使得燃油箱1側之j μ 側之卡止片17與燃油泵10側之卡止部 42不接觸，由此燃油箱1之卡止片Π可由燃油泵10之凸緣 部13及板彈鶴件40夹持，故可平穩且一次性地容易將燃油 栗10安裝於燃油箱1 +。又，可減少零件件數及安裝工時， 故可提供廉價燃油泵之安裝構造。After the sealing member 33 is sealed, the plate bomb 2 " to the hole 6 is burned. Further, the locking portion 42 of the damper member 4G mounted in the fuel illusion G is phasing away from the mounting hole 6 kg, and is inserted into the locking portion 42 by inserting the sample "18 into the groove 18, pressing in until convex 97130227 (5)6452 The edge 13 is in contact with the locking piece 17, and the fuel pump 10 is rotated in the direction of the arrow X of FIG. 6 so that the locking piece 17 enters the gap between the flange portion 13 and the locking portion 42, the spring member 11 The elastic force is held between the flange portion 13 and the locking portion 42. When the fuel/the pump 1 is inserted into the spring mounting hole 6, a gap $ is provided between the main body portion 11 of the fuel pump 10 and the pump mounting hole 6 (the front end of the locking piece 17), and the cockroach is prevented when the fruit is inserted. The oil, the pump W interferes with the locking piece 17. Further, the sealing member 33 is elastically deformed between the section 24 of the fuel spring 1 and the inner peripheral surface of the recess 16 of the fuel|fl. Thus, the fuel tank 1 and the fuel The pump 1 is liquid-tightly sealed, and the fuel fruit 10 is positioned at the center of the shock hole 6. Turning: When the oil pump is 1 ,, the locking piece 引导 is guided to the curved portion 43' of the leaf spring member 40 to facilitate the convexity The edge portion 13 and the locking portion are in the gap. In addition, the card abuts against the spring seat portion 28', thereby preventing the plate spring member 4 from being excessively deformed toward the lower end. - While the convex portion is being passed, the arm portion 3 of the flange portion 13 is biased by the heart 25; the arm portion 3 is abutted against the convex portion 20, and the groove portion projection 27 is thinner than ...17. The positioning of the big interest 27 prevents the fuel from stopping in the _ reverse direction _ _ direction, and is blocked by the convex portion 20 as described above, according to the == fuel oil 1〇 unnecessary rotation. 6 is provided with a multi-material lion's silk structure, in Li Anxian, the leaf spring member 4〇, and the fuel system 1〇 has a leaf spring member 97丨3. 227 is read under the flange portion 13 In 1376452, the fuel pump 10 is fixed in the fuel tank 1 by cooperating with the flange portion 13 and the card retaining piece 17 , so that the m 1G is inserted into the pump mounting hole 6 And rotating it so that the locking piece 17 on the j μ side of the fuel tank 1 side is not in contact with the locking portion 42 on the fuel pump 10 side, whereby the locking piece of the fuel tank 1 can be flanged by the fuel pump 10 The portion 13 and the plate elastic arm member 40 are clamped, so that the fuel pump 10 can be easily installed in the fuel tank 1 + smoothly and in one time. Moreover, the number of parts and the installation man-hour can be reduced, so that the installation of the inexpensive fuel pump can be provided. structure.
又，根據本實施形態燃油泵之安裝構造m 1G之槽部 25於下表面25a具有彈簧卡止部加，且板彈簧構件4〇具有扣 合部41]該扣合部41朝彈簧卡止部沈側突出彎曲而形成， 並且與彈簧卡止部26扣合，因此將板彈簀構件4()插入至槽部 25中’藉此可由板彈簧構件4〇之彈力使扣合部μ與槽部烈 之彈簧卡止部26扣合’故可確實地將板彈簧構件4()安裝於燃 油泵10上。又，藉由板彈簧構件4〇之彈力，可將卡止片η 夾持於燃油泵10之凸緣部13與板彈簧構件4〇間因此即便. 因製造而產生不均，亦可藉由板彈簧構件40之彈力平穩且確 實地保持燃油泵1〇。 (第2實施形態） 其次，參照圖12及圖13，對本發明燃油泵安裝構造之第2 實施形態加以說明。再者，本實施形態燃油泵之安裝構造中， 板彈箸構件形狀與第1實施形態之燃油泵之安裝構造不同，其 他4刀與第1實施形態燃油果之安裝構造相同，因此對相同部 97130227 12 分附上相同㈣或者相當賤，關化或省略其說明。 圖12係心說日月本發明燃油泵絲構造之第2實施形態之 俯視圖，圖13係用以說明圖12所示板彈簧構件之圖⑷ 係俯視圖，圖13⑻係侧視圖。 如圖12所不，本實施形態中於本體部“之外周面形成有 俯視大致υ字狀之槽部5Q，且於該槽部如安裝俯視大致^字 狀之板彈簧構件55。又’於槽部5G之下表面服彈簧卡止部 °方而犬出设置，該彈簧卡止部51用以使板彈簧構件 55扣合。 ’ *如=13所示’板彈簧構件55朝向彈簧卡止部51側（下方側） 奪曲而形成’其包括板彈簧體56、56，以及將該板彈簧 體56、56 1部彼此連結之連結部57。又，於板彈酱體56 之大1 中央部’設置有與槽部5〇之彈簧卡止部W扣合之扣合 ό卩）58。又，於板彈簧體56之兩端部設置有與凸緣部 13協動而夾持卡止片17之卡止部42。再者，於圖η中兩 鎖線表示*裝則之板彈簧構件55，實_表示安裝後之板 彈簧構件55。 其他構成及側效果與上述第1實_態相同。 (第3實施形態） 八人參照圖14及圖15，對本發明燃油系安裝構造之第3 =形態加以說明。再者，對與第1實施形態相同或者同等之 ;圖式中附上相同元件符號並省略或簡化其說明。 97130227 13 1376452 圖14係用以說明本發明燃料安裝構造之第3實施形態之 俯視圖，圖15係表示圖14所示E-E線辅助剖視圖。〜 . 如圖14及圖15所示，本實施形態中，於燃油泵1〇之凸緣 -部13外周邊，形成多個（本實施形態中係以9〇β間隔 固 朝向直徑方向外嫩出之卡止部61。又，於卡止部Η圓周方 向-端部（本實施形態中係逆時針旋轉方向側之端部），形成朝 向上方突出之定位突起部62。 參 又，於燃油箱1之凹部16底部形成有凸緣63，並且該凸緣 63内周邊作為本實施形態之泵安裝孔64。 又’於燃油箱1之上側構件2上，以位於凹部16上方且與 凹部16同心之方式’由固定螺对66緊固俯視大致圓環狀之按 壓板65 ’該按壓板65包括：大致圓環狀之底板67 ; 4個夷部 68，以9G。間隔設置於底板67之内周邊，且朝向直徑方二内 侧而突出設置；以及壓板69，自各基部68朝向圓周方向圓弧 •狀延伸設置。又，驗69以隨著朝向前端而與燃油箱（之間 隙逐漸變小之方式朝向下方形成。 本實施形態之燃油泵10安裝順序，係於進行卡止部61與按 •壓板65之壓板69間的空間定位後，將燃油泵1〇插入至栗安 裝孔64中，並壓入直至凸緣部13與凸緣63接觸，使燃油泵 10朝圖6之箭頭X方向旋轉。藉此，扣合部61進入燃油箱i 與壓板69之間隙中’並藉由壓板69之彈性力而鱗於燃油箱 1與壓板69間。此時’卡止部61之定位突起部犯與按壓板 97130227 14 丄376452 要以上之旋 65之基部68端面抵接，因此可防止燃油泵ι〇必 轉。 其他構成及作用效果與上述第i實施形態相同。 (第4實施形態） 其次，參顧16 ’對本發明燃油泵安裝構造 =以說明。再者，對與第1實麵態相_相等之^形 於圖式中社㈣魏並省略或簡化魏明。 。刀’ 圖16係用以說明本發日爾安鶴造之第4實施形態的 主要部側視圖。 ^ 如圖16所示，本實施形態中，於燃油泵10之凸緣部13外 周面，形成朝直徑方向外侧突出之多個爪部71 ^ 又’於燃油箱1之凹部16底部形成有凸緣73，該凸緣73 之内周邊作為本實施形態之系安裝孔Μ。 又於燃/由箱1之上側構件2上，以位於凹部j6上方且與 凹部16如之料，姐接等__狀絲板75。安裝板 75具有剖面大致L字狀之底板77，且於該底板77之侧壁上， 在燃油泵10之與爪部71對應之位置，形成與爪部71扣合的 卡止孔78。 本實施形態燃油泵1〇之安裝順序，係於進行爪部7丨與安裝 板75之卡止孔78之定位後將燃油泵1〇插入至泵安裝孔74 中，並壓入直至凸緣部13與凸緣73接觸，使爪部71與卡止 孔78扣合。藉此，爪部71被卡止孔π卡住因此可確實地 97130227 15 1376452 將燃油栗10固定於燃油箱1之果安裝孔74中。 其他構成及相效果與上述第1實鬚彡態相同。 【圖式簡單說明】 圖1係應用本發明燃油栗之安裝構造的兩輪摩托車之側視 圖。 圖2係應用本發明燃油栗之安裝構造的燃油箱之立體圖。 圖3係圖2所示燃油箱之部分切口侧視圖。 • 圖4係圖2所示燃油泵之安裝構造之概略立體圖。 圖5係燃油泵之剖視圖。 ϋ 6係用以說明本發明燃油系之安裝構造之第i冑施形態的 俯視圖。 圖7係圖6所示A箭視圖。 圖8係圖6所示B箭視圖。 圖9係圖6所示C — C線輔助剖視圖。 # 圖10係圖6所示D箭視圖。 圖11係用以說明板彈簧構件之圖，圖丨i(a)係俯視圖，圖 11(b)係侧視圖。 圖12係用以說明本發明燃油泵安裝構造之第2實施形態的 ' 俯視圖。 圖13係用以說明圖12所示板彈簧構件之圖，圖13(a)係俯 視圖，圖13(b)係側視圖。 圖14係用以說明本發明燃油泵安裝構造之第3實施形態的 97130227 16 1376452 俯視圖。 圖15係圖14所示E — E線箭視剖視圖。 圖16係用以說明本發明燃油泵安裝構造之第4實施形態的 主要部側視圖。Further, according to the present embodiment, the groove portion 25 of the fuel pump mounting structure m 1G has a spring locking portion on the lower surface 25a, and the leaf spring member 4A has a fastening portion 41] the fastening portion 41 faces the spring locking portion The sinker side is bent and formed, and is engaged with the spring locking portion 26, thereby inserting the plate magazine member 4() into the groove portion 25, whereby the engaging portion μ and the groove can be made by the elastic force of the leaf spring member 4〇 The spring snap portion 26 is engaged, so that the leaf spring member 4 () can be surely attached to the fuel pump 10. Further, by the elastic force of the leaf spring member 4, the locking piece η can be sandwiched between the flange portion 13 of the fuel pump 10 and the leaf spring member 4, so that even if unevenness occurs due to manufacturing, The spring force of the leaf spring member 40 smoothly and surely holds the fuel pump 1〇. (Second Embodiment) Next, a second embodiment of the fuel pump mounting structure of the present invention will be described with reference to Figs. 12 and 13 . Further, in the mounting structure of the fuel pump of the present embodiment, the shape of the plate magazine member is different from that of the fuel pump of the first embodiment, and the other four blades are the same as the mounting structure of the fuel of the first embodiment, and therefore the same portion is used. 97130227 12 points are attached to the same (four) or equivalent, and the description is omitted or omitted. Fig. 12 is a plan view showing a second embodiment of the fuel pump wire structure of the present invention, and Fig. 13 is a plan view showing the plate spring member shown in Fig. 12, and Fig. 13 (8) is a side view. As shown in Fig. 12, in the present embodiment, the groove portion 5Q having a substantially U-shaped plan view is formed on the outer peripheral surface of the main body portion, and the leaf spring member 55 having a substantially U-shaped plan view is attached to the groove portion. The lower surface of the groove portion 5G is provided with a spring locking portion, and the spring locking portion 51 is for engaging the leaf spring member 55. ' * As indicated by 13, the leaf spring member 55 is locked toward the spring. The portion 51 side (lower side) is formed to be curved to form a pair of plate spring bodies 56 and 56, and a connecting portion 57 that connects the plate spring bodies 56 and 56 to each other. The central portion 'there is a snap fit 58 that is engaged with the spring latching portion W of the groove portion 5'). Further, at both end portions of the leaf spring body 56, a card is engaged with the flange portion 13 to clamp the card. The locking portion 42 of the stopper piece 17. In the figure η, the two locking lines indicate the plate spring member 55 of the mounting plate, and the actual plate plate member 55 is mounted. The other components and the side effects are the first one. (Embodiment 3) Eight persons will be described with reference to Figs. 14 and 15 in the third embodiment of the fuel system mounting structure of the present invention. The first embodiment is denoted by the same reference numerals, and the description thereof will be omitted or simplified. 97130227 13 1376452 FIG. 14 is a plan view for explaining a third embodiment of the fuel mounting structure of the present invention, and FIG. 15 is a view. Fig. 14 is an auxiliary sectional view of the EE line. As shown in Fig. 14 and Fig. 15, in the present embodiment, a plurality of the outer periphery of the flange portion 13 of the fuel pump 1 are formed (in the present embodiment, 9 is used). The 〇β is spaced apart from the locking portion 61 which is outwardly exposed in the diametrical direction. Further, in the circumferential direction-end portion of the locking portion ( (the end portion on the counterclockwise direction side in the present embodiment), the positioning is made to protrude upward. The protrusion 62 is formed with a flange 63 at the bottom of the recess 16 of the fuel tank 1, and the inner periphery of the flange 63 is used as the pump attachment hole 64 of the present embodiment. Further, on the upper member 2 of the fuel tank 1, The pressing plate 65 having a substantially annular shape in plan view is fixed by the fixing screw pair 66 in a manner of being located above the concave portion 16 and concentric with the concave portion 16 . The pressing plate 65 includes a substantially annular bottom plate 67 and four flat portions 68. Set in the bottom plate 67 at intervals of 9G. The side plate is protruded toward the inner side of the diameter side; and the pressure plate 69 extends from the base portion 68 toward the circumferential direction of the arc. Further, the test 69 is performed in such a manner as to gradually reduce the gap with the fuel tank toward the front end. The fuel pump 10 of the present embodiment is mounted in a space between the locking portion 61 and the pressure plate 69 of the pressing plate 65, and then inserts the fuel pump 1 into the pump mounting hole 64 and presses it. The flange portion 13 is brought into contact with the flange 63 to rotate the fuel pump 10 in the direction of the arrow X of Fig. 6. Thereby, the engaging portion 61 enters the gap between the fuel tank i and the pressure plate 69' and is elasticized by the pressure plate 69. The force is scaled between the fuel tank 1 and the pressure plate 69. At this time, the positioning projection of the locking portion 61 abuts against the end surface of the base portion 68 of the above-mentioned screw 65 of the pressing plate 97130227 14 丄 376452, so that the fuel pump must be prevented from rotating. Other configurations and operational effects are the same as those of the above-described first embodiment. (Fourth Embodiment) Next, reference is made to the fuel pump mounting structure of the present invention. Furthermore, the _ is equal to the first solid state, and is formed in the figure (4) Wei and omits or simplifies Wei Ming. . Fig. 16 is a side view of a main portion for explaining a fourth embodiment of the present invention. As shown in Fig. 16, in the present embodiment, a plurality of claw portions 71 projecting outward in the radial direction are formed on the outer circumferential surface of the flange portion 13 of the fuel pump 10, and a convex portion is formed on the bottom portion of the concave portion 16 of the fuel tank 1. The edge 73 has an inner periphery of the flange 73 as a mounting hole of the embodiment. Further, the upper member 2 of the fuel/tank 1 is placed above the recess j6 and is connected to the recess 16 as a material. The mounting plate 75 has a bottom plate 77 having a substantially L-shaped cross section, and a locking hole 78 that engages with the claw portion 71 is formed at a position corresponding to the claw portion 71 of the fuel pump 10 on the side wall of the bottom plate 77. In the embodiment, the fuel pump 1 is mounted in the order in which the claw portion 7 is positioned with the locking hole 78 of the mounting plate 75, and the fuel pump 1 is inserted into the pump mounting hole 74 and pressed into the flange portion. 13 is in contact with the flange 73 to engage the claw portion 71 with the locking hole 78. Thereby, the claw portion 71 is caught by the locking hole π, so that the fuel pump 10 can be surely fixed in the fruit mounting hole 74 of the fuel tank 1 by 97130227 15 1376452. The other components and phase effects are the same as those described above. BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a side elevational view of a two-wheeled motorcycle to which the fuel chest mounting structure of the present invention is applied. Fig. 2 is a perspective view of a fuel tank to which the fuel pump mounting structure of the present invention is applied. Figure 3 is a partial cutaway side view of the fuel tank of Figure 2. • Fig. 4 is a schematic perspective view showing the mounting structure of the fuel pump shown in Fig. 2. Figure 5 is a cross-sectional view of the fuel pump. ϋ 6 is a plan view for explaining the first embodiment of the fuel system mounting structure of the present invention. Figure 7 is a view of the arrow A shown in Figure 6. Figure 8 is a B arrow view of Figure 6. Figure 9 is a cross-sectional view taken along line C - C of Figure 6; # Figure 10 is a view of the D arrow shown in Figure 6. Fig. 11 is a view for explaining a leaf spring member, Fig. 1(a) is a plan view, and Fig. 11(b) is a side view. Fig. 12 is a plan view for explaining a second embodiment of the fuel pump mounting structure of the present invention. Fig. 13 is a view for explaining the leaf spring member shown in Fig. 12, Fig. 13 (a) is a plan view, and Fig. 13 (b) is a side view. Fig. 14 is a plan view showing a 97130227 16 1376452 according to a third embodiment of the fuel pump mounting structure of the present invention. Figure 15 is a cross-sectional view taken along the line E-E of Figure 14. Fig. 16 is a side elevational view of the main part for explaining a fourth embodiment of the fuel pump mounting structure of the present invention.
【主要元件符號說明】 1 燃油箱 2 上側構件 3 下側構件 4 周邊部 5 供油口 6 泵安裝孔 10 燃油泵 11 本體部 12 濾、器 13 凸緣部 14 噴出口 15 連接器 16 凹部 17 卡止片 18 插入槽 19 焊珠 20 凸部 97130227 17 1376452 21 工具孔 22 組塊部 24 段部 25 槽部 25a 下表面 25b 上表面 26 彈簧卡止部 27 定位突起部 28 彈簧座部 30 臂部 33 密封構件 40 板彈簧構件 41 扣合部 42 卡止部 43 彎曲部 50 槽部 50a 下表面 51 彈簧卡止部 55 板彈簧構件 56 板彈簧體 57 連結部 58 扣合孔（扣合部） 97130227 18 1376452[Main component symbol description] 1 Fuel tank 2 Upper member 3 Lower member 4 Peripheral portion 5 Fuel supply port 6 Pump mounting hole 10 Fuel pump 11 Main body portion 12 Filter 13 Flange portion 14 Outlet port 15 Connector 16 Concave portion 17 Locking piece 18 Inserting groove 19 Bead 20 Projection portion 97130227 17 1376452 21 Tool hole 22 Block portion 24 Segment portion 25 Groove portion 25a Lower surface 25b Upper surface 26 Spring locking portion 27 Positioning projection 28 Spring seat portion 30 Arm portion 33 sealing member 40 leaf spring member 41 fastening portion 42 locking portion 43 bending portion 50 groove portion 50a lower surface 51 spring locking portion 55 leaf spring member 56 leaf spring body 57 coupling portion 58 fastening hole (fastening portion) 97130227 18 1376452
60 驅動馬達 61 旋轉軸 62 葉輪 63 凸緣 64 泵安裝孔 65 按壓板 66 固定螺釘 67 底板 68 基部 69 壓板 71 爪部 73 凸緣 74 泵安裝孔 75 安裝板 77 底板 78 卡止孔 80 主架 81 前管 82 車把 83 前蓋 84 前擋泥板 85 前叉 97130227 19 1376452 8687 8889909192 • 939495 96 10060 Drive motor 61 Rotary shaft 62 Impeller 63 Flange 64 Pump mounting hole 65 Press plate 66 Set screw 67 Base plate 68 Base 69 Platen 71 Claw 73 Flange 74 Pump mounting hole 75 Mounting plate 77 Base plate 78 Locking hole 80 Main frame 81 Front tube 82 handlebar 83 front cover 84 front fender 85 front fork 97130227 19 1376452 8687 8889909192 • 939495 96 100
S • WF WRS • WF WR
A、B、D、X 上蓋 引擎 本體罩 座位 座架 搖臂 後避震器 淨氣機 節氣門 喷射器 燃油管 兩輪摩托車 箭頭 間隙 前輪 後輪 97130227A, B, D, X upper cover engine body cover seat frame rocker rear shock absorber air purifier throttle valve injector fuel pipe two-wheeled motorcycle arrow gap front wheel rear wheel 97130227