200932614 九、發明說明： 【發明所屬之技術領域】 本發明係涉及於自行車領域，尤指自行車架者。 【先前技術】 按，自行車之車架製造令，一般利用谭接方式將各管體社人， 惟製造生產時，為符合不同市場需求之車架，則需庫存有多種類 型之管件，如此雜增加庫存成本，而且生產組裝時，常需切換 ❿生產線，造成生產成本增加； 、 為此，例如台灣專利第5 2 6 8 3 3號專利案所示，該案例 中係利用-斷面呈三角框體之前三角，其—端設有—豎管，另一 側之座管上係設有二凹陷部；以及一後三角，由一後上又及一後 下叉’、且成’在該後上又及後下又之端角各設有—圓孤連接片對應 於該=凹陷部，以藉該二圓弧連接片安裝於座管上之凹陷部，俾 將該:二角及後三角組設成一車架組合結構；雖然此車架之製 以、女裝方面皆很容易，惟前、後三角之間僅藉由連接片安裝於 凹陷部，喊之結合面義料足，造成整個車架之 脆 弱，當車架受到衝擊時容易使前、後三角分離，且前、後三角= 接時，、該連接片容易因操作人員疏失，而造成精準度不正確，甚 而造成影響自行車架之整體強度。 於此為提供-種解決上述問題，並同時使車架結合方 式更為強固’將成為此一業界所急待解決之課題。因此，本發明 5 200932614 提供如下文詳細說明中所述具創新性的組合式車架。 【發明内容】 本發明-種車架結合結構及其組合式車架，主要係為一前車 架與-後轉雜成，雜車架設有—概呈彎折狀之連接部，且 連接部之端面設有-向内漸縮之凹槽，另前車架設有一與連接部 呈相對應狀之結合部，結合部端面亦設有一向外漸縮之凸體，藉 由凸_凹_絲合固設，並於嵌合處設有_俩設，使前 鑤車架與後車架可組裝結合者；除此之外，座管與後又部間利用一 限位凸塊與陳槽及滑紅方式，可使前車架與後車架之組裝更 為容易及準確’如此，可具有下列特點： 一、 本發明之前車架與後車架組裝時，結合部可自動定位於 連接部端面’藉由兩相對稱L形联向彎折之結構並且該端面為 向外漸縮之凸體與向_縮狀之凹槽設計，如此使車架組裝結合 ❹變传非⑦簡易並且可緊密配合，藉此提高車架組裝便繼，同時 藉由結合部與連接部較大面積結合，亦可車架之整體強度。 二、 本發明之前車架與後車架於生產製造時，可各自先行組 震，最後再兩者嵌合固設，如此可達到生產模組化之優點。 三、 本發明藉由前車架與後車架不關態的組合，可依不同 吊求變化出多樣組合之自行車架型態。 _四、本發明之前車架與後車架利用連接部與結合部組裝給 s可達成可分離式車架，如置放於置物箱時，即可將前、後 6 200932614 車架先予以分離，之後射政裝，可__㈣式功能之 車架 【實施方式】 本發明係有關-種車架結合結構及其組合式車架，有關本發 明為達上述目的、特徵所採職術手段及其功效，就參照第一 圖所示： 本發明係利用一前車架1 0及一後車架2 〇所組成，其中該 後車架2 0包括-連接部21及後叉部2 5，該連接部2工概呈 一L形之彎折狀且具有兩端，其中底端橫向設有一五通管， 並由五通管2 2往後上方斜向延伸，另一端則具有一彎折部2丄 2且水平延伸—上端2 13，該上端213接設-固定板2 3， 該固定板2 3為-斜上延伸之板體，於頂端部設有—限位凸塊2 4，该限位凸塊2 4兩侧形成一導槽，其中該後又部2 5之後下 又2 51—端係與連接部2 i之上端2 i 3相連接，而後上又2 5 2之-端則與固定板2 3之頂端相連接，而舰成一後又部2 5;而連接部21之相異於後又部25之端δ中央處設有一向内 漸縮狀之凹槽211，該凹槽2丄i之適當處則設有供螺合之螺 孔21 4。 ’、 該前車架10包括-頭管i 4、—下管i ^—座管工2， 該下官11係連接於頭管i 4及座fi 2間，且下fli與座管 12彼此之間係連接一結合部13 (如第一a圖所示），該結合 200932614 部13係與後車架2 〇之連接部21為相對應狀，概呈—l形之 彎折狀之板狀結構，並於相對應連接部2丄之端面處，中央部位 設有一向外漸縮之凸體i 3!，使結合部丄3向外漸縮之凸體工 31與連接部21之向内漸縮之凹槽2 i i呈可相互對應喪合 狀’並於連接部21螺孔214相對應處，設有相對數量之螺孔 13 2 ;而座管χ 2相對於後車架2◦之限位凸塊2 4處，則凹 陷一限位槽121，該限位槽121並設有供限位凸塊2 4置入 © 之滑溝12 2。 请參照第二、三、四圖，組裝前、後車架丄〇、2〇時，先 將後車架2 0限位凸塊2 4置入前車架1〇之滑溝12 2，再往 上滑入限位槽121内，使後車架2 〇往斜上方向滑動，藉此使 結合部13端面之凸體131與連接部21端面之凹槽211相 互嵌合，如第四圖所示；另外如第四A圖，該結合部13與連接 部21相嵌合，同時利用螺固件3 〇螺設連結部2丄之螺孔2工 ® 4及結合部13之螺孔13 2固設’則向外漸縮之凸體131與 向内漸縮狀之凹槽211可自動定位且緊密配合，同時，該限位 凸塊2 4及座管之限位槽121間，亦固設有螺固件3 〇，藉此 完成如第五圖所示之組合式車架。 另請參閱第七圖所示，前車架丄〇與後車架2 〇間可增設一 擴充架4 0，該擴充架4 〇之前端設有與前車架1〇之結合部工 3相對應狀且可結合之連接部41，且該連接部41底端橫向設 8 200932614 有 1貧43 ’擴充架4〇之後端則設有與後車架之連接部2 1相對應狀且可結合之結合部42，如此藉由前車架〗◦結合擴 充架4 0與後車架2〇，即可組成一協力車之車架者。 由於自行車架上之傳動系統或變速系統皆多係裝設於五通管 與後叉部間，所以皆係位於後車架，所以工廠生產製造時，即可 先予以組縛動魏及變速纽等，使生產組裝富有多變化的生 產彈性，同時，如騎乘者欲更換前車架時，亦無需因組拆車架而 得重新再進行峨傳動纽與魏純等，可省略*少時間，、同 時更可避免因自行調校錯誤，進而影響騎乘之狀態者，同時利用 此、’、=更可達成-可分離組裝之車架’如置放於置物箱時，即 可將前、後車架先予以分離，之後再予以組裝，可達到一種具折 疊j功此之車架，而本發明之組合式車架更可於生產製造時，利 用則車架與後車架各自先行組裝，再抑嵌合隨，藉此可達到 模組化生產之優點，同時，利用前車架與後車架的變化，如有五 種型態的前車架與三種龍的後車架，藉由組合後，即可崎變 1 5種不同車对態的转’如此可有效減少I薇各零件的 庫存數量，大幅降低生產成本。 、由上所述者僅為用以轉本發明之較佳實施例，並非企圖據 、十本發月作任何形式上之限制，是以，凡有在相同之創作精神 下所作有關本發明之任何修都或變更，皆仍應包括在本發明意圖 保護之鱗，如第六圖所示，係為後車架2 0之連接部2 1，該 200932614 連接部21為方便使用鋁擠型方式製造，亦可分成由兩塊體所組 裝再予以焊接結合而成。 200932614 【圖式簡單說明】 第一圖係本發明之分解圖。 第一A圖係結合部之局部放大圖。 第二圖係本發明之結合動作示意圖之一。 第三圖係本發明之結合動作示意圖之二。 第四圖係本發明之結合動作示意圖之三。 第四A圖係第四圖之A—A之剖面圖。 ❹ 第五圖係本發明組合之外觀圖。 第六圖係本發明連接塊之另一實施圖。 第七圖係本發明增設一擴充架之示意圖。 【主要元件符號說明】 10------ ----前車架 11------ ----下管 12------ 座管 12 1—-- 限位槽 12 2 ―- 滑槽 13------ ----結合部 13 1 — ----凸體 13 2—— ----螺孔 14------ 一一頭管 2 0------ ----後車架 2 1------ ----連接部 2 11 ―- -凹槽 2 12 — ——彎折部 2 13—— 上端 2 14—— ----螺孔 2 2------ 五通管 2 3------ 固定板 2 4------ ——限位凸塊 11 200932614 2 5------ ——後叉部 2 5 1 — 一--後下叉 2 5 2 — 後上叉 3 0—— ——螺固件 4〇—— ——擴充架 4 1------ ----連接部 4 2------ 結合部 4 3------ 五通管200932614 IX. DESCRIPTION OF THE INVENTION: TECHNICAL FIELD OF THE INVENTION The present invention relates to the field of bicycles, and more particularly to bicycle racks. [Prior Art] According to the bicycle frame manufacturing order, the pipe body is generally used to make the pipe body members. However, when manufacturing and manufacturing, in order to meet the different market requirements, there are many types of pipe fittings. Increasing the cost of inventory, and often need to switch the production line during production and assembly, resulting in an increase in production costs; For this reason, for example, as shown in the patent of Taiwan Patent No. 5 2 6 8 3 3, the case is utilized in a triangular section. The front triangle of the frame has a vertical tube at its end, and two recessed portions on the other side of the frame; and a rear triangle, which is composed of a rear upper and a lower fork, and The rear upper and lower rear corners are respectively provided with a round-shaped connecting piece corresponding to the depressed portion, so as to be mounted on the recessed portion of the seat tube by the two circular arc connecting pieces, which will be: two corners and a rear The triangular group is set up as a frame combination structure; although the frame is simple and suitable for women's wear, the front and rear triangles are only installed in the depression by the connecting piece, and the combination of the shouting is sufficient. Causes the fragility of the entire frame, which is easy to make when the frame is impacted After separation of the triangle, and the front and rear triangles = ,, when the connecting piece is easy to access due to operator negligence, resulting accuracy is not correct, and even affect the overall strength of the bicycle frame. In order to solve the above problems and at the same time make the frame combination stronger, it will become an urgent issue for the industry. Accordingly, the present invention 5 200932614 provides an innovative modular frame as described in the detailed description below. SUMMARY OF THE INVENTION The invention relates to a frame-combining structure and a combined frame thereof, which are mainly a front frame and a rear-turning hybrid, and the hybrid frame is provided with a substantially bent connecting portion and a connecting portion. The end surface is provided with a groove which is tapered inwardly, and the front frame is provided with a joint portion corresponding to the connecting portion, and the end surface of the joint portion is also provided with a convex body which is outwardly tapered, by the convex_concave_wire It is fixed and has two sets at the fitting, so that the front frame and the rear frame can be assembled and assembled; in addition, a limit bump and a groove are used between the seat tube and the rear part. And the red-slip method makes the assembly of the front frame and the rear frame easier and more accurate. Thus, the following features can be obtained: 1. When the frame and the rear frame are assembled before the invention, the joint can be automatically positioned and connected. The end face 'is bent by two symmetrical L-shaped joints and the end face is designed to be outwardly tapered and concave-shaped, so that the frame assembly and splicing are not simple and It can be closely matched to improve the assembly of the frame, and at the same time, by combining the joint portion with the connecting portion, The overall strength of the frame. 2. Before the invention, the frame and the rear frame can be separately shaken before being manufactured, and finally the two are assembled and fixed, so that the advantages of production modularization can be achieved. 3. The combination of the front frame and the rear frame is not closed, and the bicycle frame type of various combinations can be changed according to different hoisting requirements. _4. Prior to the present invention, the frame and the rear frame are assembled to the s by the connecting portion and the joint portion to achieve a detachable frame. If placed in the glove box, the front and rear frames of the 200932614 can be separated first. , after the politician, can be __ (four)-type function of the frame [embodiment] The present invention relates to a kind of frame combined structure and its combined frame, the present invention is for the above purposes, features The effect is as shown in the first figure: The present invention is composed of a front frame 10 and a rear frame 2, wherein the rear frame 20 includes a connecting portion 21 and a rear fork portion 25, The connecting portion 2 has an L-shaped bent shape and has two ends, wherein the bottom end is laterally provided with a five-way pipe, and the five-way pipe 2 2 extends obliquely backward and upward, and the other end has a curved shape. The folding portion 2丄2 and the horizontal extension—the upper end 213, the upper end 213 is connected to the fixing plate 2 3 , the fixing plate 23 is a plate body extending obliquely upward, and the limiting portion 2 4 is provided at the top end portion. A guide groove is formed on both sides of the limiting protrusion 2 4, wherein the rear portion 2 5 is further connected to the upper end 2 i 3 of the connecting portion 2 i Connected, and then the upper end of the 2 2 2 is connected to the top end of the fixed plate 2 3 , and the ship is formed into a rear portion 2 5; and the connecting portion 21 is different from the center of the rear end 25 of the rear portion 25 The groove 211 is tapered inwardly, and a screw hole 21 4 for screwing is provided at a suitable position of the groove 2丄i. ', the front frame 10 includes a head pipe i 4, a lower pipe i ^ - a seat pipe 2, the lower door 11 is connected between the head pipe i 4 and the seat fi 2, and the lower fli and the seat pipe 12 are mutually A joint portion 13 (shown as shown in FIG. 1A) is connected between the joint portion of the joint portion 200932614 and the joint portion 21 of the rear frame 2, which is a curved plate of a shape of -1. a structure, and at an end face of the corresponding connecting portion 2, a convex portion i 3! which is outwardly tapered is provided at a central portion, and the convex body 31 and the connecting portion 21 are tapered outwardly of the joint portion 3 The inner tapered grooves 2 ii are commensurate with each other and correspond to the screw holes 214 of the connecting portion 21, and a relative number of screw holes 13 2 are provided; and the seat tube χ 2 is opposite to the rear frame 2 At the limit bumps 24, a limiting slot 121 is recessed, and the limiting slot 121 is provided with a sliding slot 12 2 for the limiting bumps 24 to be placed into the cover. Please refer to the second, third and fourth figures. When assembling the front and rear frames 丄〇 and 2〇, first place the rear frame 20 limit projections 2 4 into the sliding groove 12 2 of the front frame 1 Slide up into the limiting slot 121, and slide the rear frame 2 to the oblique direction, thereby fitting the convex body 131 of the end surface of the joint portion 13 and the groove 211 of the end surface of the connecting portion 21 to each other, as shown in the fourth figure. Further, as shown in FIG. 4A, the joint portion 13 is fitted to the joint portion 21, and the screw hole 3 of the joint portion 2 and the screw hole 13 of the joint portion 13 are screwed by the screw 3; The fixing body 'the outwardly tapered convex body 131 and the inwardly tapered concave groove 211 can be automatically positioned and closely matched, and the limiting convex block 24 and the seat tube limiting groove 121 are also solid. A screw 3 is provided to complete the combined frame as shown in the fifth figure. In addition, as shown in the seventh figure, an extension frame 40 can be added between the front frame 丄〇 and the rear frame 2, and the front end of the extension frame 〇 is provided with a combination of the front frame and the front frame. Corresponding and can be combined with the connecting portion 41, and the bottom portion of the connecting portion 41 is laterally disposed. 8 200932614 has a lean 43' expansion frame 4, and the rear end is provided with a connecting portion 2 1 corresponding to the rear frame and can be combined The joint portion 42 can be combined with the extension frame 40 and the rear frame 2 by the front frame to form a frame of the synergy vehicle. Since the transmission system or the shifting system on the bicycle frame are mostly installed between the five-way pipe and the rear fork, they are all located in the rear frame, so when the factory is manufactured, it can be bound first. In addition, the production assembly has many changes in production flexibility. At the same time, if the rider wants to replace the front frame, it is not necessary to re-open the frame and the Wei Chun, etc. due to the group dismantling of the frame, etc. At the same time, it is also possible to avoid the problem of self-adjustment, which affects the state of riding. At the same time, the ', = can be achieved - the frame that can be separated and assembled' can be placed in the compartment when placed in the glove compartment. The rear frame is first separated and then assembled, and a frame with a folding function can be achieved, and the combined frame of the invention can be used in manufacturing, and the frame and the rear frame are respectively used first. Assembling and then fitting, this can achieve the advantages of modular production. At the same time, with the changes of the front frame and the rear frame, there are five types of front frame and three dragon rear frames. By combining, you can change 15 different car pairs This can effectively reduce the inventory of parts of I Wei and significantly reduce production costs. The above description is only for the preferred embodiment of the present invention, and is not intended to be based on any form of limitation, so that any relevant invention may be made in the same spirit of creation. Any repairs or changes should still be included in the scales intended to be protected by the present invention, as shown in the sixth figure, which is the connection portion 2 of the rear frame 20, and the connection portion 21 of the 200932614 is convenient for use in the aluminum extrusion mode. Manufactured, it can also be divided into two parts and assembled by welding. 200932614 [Simplified description of the drawings] The first figure is an exploded view of the present invention. The first A is a partial enlarged view of the joint. The second figure is one of the schematic diagrams of the combined action of the present invention. The third figure is the second schematic diagram of the combined action of the present invention. The fourth figure is the third schematic diagram of the combined action of the present invention. The fourth A is a cross-sectional view of A-A of the fourth figure.第五 The fifth figure is an external view of the combination of the present invention. Figure 6 is another embodiment of the connection block of the present invention. The seventh figure is a schematic diagram of the addition of an extension frame of the present invention. [Main component symbol description] 10------ ---- Front frame 11------ ---- Lower tube 12------ Seat tube 12 1—-- Limit slot 12 2 ―- Chute 13------ ----Joining part 13 1 ———Protruding body 13 2————Spiral hole 14------ One head tube 2 0------ ---- Rear frame 2 1------ ---- Connection 2 11 ―- - Groove 2 12 — ——Folding part 2 13—— Upper end 2 14 —— ---- Screw hole 2 2------ Five-way pipe 2 3------ Fixing plate 2 4------ —— Limiting block 11 200932614 2 5--- --- —— Rear fork 2 5 1 — One -- Rear lower fork 2 5 2 — Rear upper fork 3 0 — —— Screw firmware 4 〇 — —— Expansion bracket 4 1------ ---Connecting part 4 2------ Joint part 4 3------ Five-way pipe