M423087 五、新型說明： 【新型所屬之技術領域】 本創作係提供一種可降低阻力之腳踏車，尤指其技術上 提供一種下管樞設於五通管，緩衝件樞設於下管與座管之 間’達到增加避震效果與騎乘舒適性。 【先前技術】 按，近年來隨著環保意識抬頭，節能省碳之觀念也已 漸漸落實在日常生活中，且現代人對休閒活動及身體健康 之重視’自行車不僅可取代其他交通工具，又能避免一般 交通工具產生廢氣而對環境造成影響與破壞，所以自行車 當做代步或是運動健身纟閒之工具已蔚為風氣。 惟，現階段已知的避震方法是在自行車上配合前輪與 後輪設置避震機構’然而駛過較難通行的地形時，前輪與 後輪的跳動起伏會拉扯車架，影響到自行車的平衡，降低M423087 V. New description: [New technical field] The creation system provides a bicycle that can reduce the resistance, especially the technical provision of a lower tube pivoted on the five-way tube, and the buffer member is pivoted on the lower tube and the seat tube Between the 'increasing suspension effect and riding comfort. [Previous technology] In recent years, with the rise of environmental awareness, the concept of energy saving and carbon saving has gradually been implemented in daily life, and modern people attach importance to leisure activities and physical health. Bicycles can not only replace other means of transportation, but also To avoid the impact and destruction of the environment caused by the exhaust of ordinary vehicles, the bicycle has become a tool for mobility or sports and leisure. However, the known method of suspension at this stage is to provide a shock absorber on the bicycle with the front and rear wheels. However, when the terrain is difficult to pass, the front and rear wheels will pull the frame and affect the bicycle. Balance, lower
操控性與舒適性 且若遇到較大的障礙物，會產生強烈的 晃動，具有避震效果不佳的問題。 之問題點，如何開發 消費者所殷切企盼， 是以，針對上述習知結構所存在 一種更具理想實用性之創新結構，實 亦係相關業者須努力 研發突破之目標及方向 有鑑於此’創作人本於多 與設計經驗，針對上述之目標 終得一確具實用性之本創作。 年從事相關產品之製造開發 ’詳加設計與審慎評估後， 3 M423087 【新型内容】 欲解決之技術問題點：習用之避震方法是在自行車上 配合前輪與後輪設置避震機構，然而歇過較難通行的地形 時，前輪與後輪的跳動起伏會拉扯車架，影響到自行車的 平衡，降低操控性與舒適性，且若遇到較大的障礙物，會 產生強烈的晃動，具有避震效果不佳的問題。 解決問題之技術丰與· · 4« /11 « .^供一種可降低阻力之腳踏車 ，包括-前車架組’係由一下管與一座管所組成，該下管 的一端與一五通管互相拖相·，+ +& 相柜5又該座管的底端固設於該五通 管，該下管的中段處設有一第一框接部，該座管設有一第 二樞接部；一後車架組’係由-上又組與-下又組所組成 ，該上又組與該下叉組的一端相連接，該上又組與該下又 組的另一端分別連接於該座管與該五通管；及一緩衝件， 該緩衝件的一端樞設於#笛 4— 又於該第一樞接部，該緩衝件的另一端 框設於該第二抱接部。 .對照先前技術之功效：本創作之下管與緩衝件採取樞 接的設計’使各個輪胎獨立震動起伏，前車架組與後車架 組不會互相影響’可提升整體車架的平衡，且可大幅增加 避震的功效’進而達到較佳的騎乘舒適性與穩定性。 有關本創作所採用之技術、手段及其功效，兹舉一較 佳實施例並配合圖式詳細說明於后，相信本創作上述之目 的、構造及特徵，當可由之得-深入而具體的瞭解。 M423087 【實施方式】 參閱第一至第二圖所示’本創作係提供一種可降低阻 力之腳踏車，包括：一前車架組（1 )，係由一下管（i i )與一座管（1 2)所組成，該下管（1 的一端與一 五通管（3)互相棍設，該座管（12)的底端固設於該 五通管（3)’該下管（1 1)的中段處設有一第—樞接部 (1 1 1)，該座管（1 2)設有一第二樞接部2 1) ’· 一後車架組（2 )，係由一上叉組（2 1 )與一下又組（ 22)所組成，該上又組（21)與該下又組（22)的 一端相連接，該上又組（21)與該下又組（22)的另 一端分別連接於該座管（12)與該五通管（3);及一緩 衝件（4 )’該緩衝件（4 )的一端樞設於該第一樞接部（ 1 1 1 )’該緩衝件（4)的另一端樞設於該第二樞接部（ 1 2 1 )，藉以使各個輪胎（5 )獨立跳動起伏，前車架組 (1 )與後車架組（2 )遇到震動時，不會互相影響。 該緩衝件（4 )具有可為彈簧之—彈性件（4丄）、一 外管（42)與一内管（"49、 _ (43)’該内管（43)可滑動地 (4 2 )内，該彈性件（4 i )套設於該 (42)與該内管（4f：{ 、4 d )的外表面，該彈性件（4 1 一端抵頂於該外管 C4 2)，且另一端抵頂於該内管（ )，較佳者，該外管（4 13 (42)的外表面環設一第一抵靠 421)，該内管w 3 )異於該外管（4 2 )的—端環設 5 M423087 一第 第一 二抵靠部（43 1)，該彈性株r 坪性件（4 1 )的一端抵頂該 抵靠部（4 2 1 )，以另—诚； 端抵頂該第二抵靠部（4 3Maneuverability and comfort. If you encounter a large obstacle, it will produce strong sway and have a problem of poor suspension. The problem is how to develop consumers' ardent expectations. Therefore, there is an innovative structure that is more ideal and practical for the above-mentioned conventional structure. It is also the goal and direction of the relevant industry to work hard to develop breakthroughs. With a lot of people and design experience, the goal of the above is a practical and practical creation. Years of manufacturing and development of related products' detailed design and careful evaluation, 3 M423087 [New content] Technical problems to be solved: The conventional method of shock absorbers is to provide shock absorbers on the bicycle with front and rear wheels, but rest When the terrain is difficult to pass, the front and rear wheels will pull the frame, affecting the balance of the bicycle, reducing the handling and comfort, and if there is a large obstacle, it will produce strong shaking, The problem of poor suspension effect. The technology to solve the problem is... · 4« /11 « .^ for a bicycle that can reduce the resistance, including - the front frame group is composed of a lower tube and a tube, one end of the lower tube and a five-way tube The bottom end of the seat tube is fixed to the five-way pipe, and a middle portion of the lower pipe is provided with a first frame portion, and the seat tube is provided with a second pivotal connection. a rear frame group consisting of an upper group and a lower group, the upper group being connected to one end of the lower fork group, and the upper group being connected to the other end of the lower group respectively And a buffering member, one end of the buffering member is pivotally disposed on the #笛4-and the first pivoting portion, and the other end of the buffering member is disposed on the second holding portion unit. Compared with the effect of the prior art: the design of the tube and the cushioning member under the present invention is pivoted to make the individual tires vibrate independently, and the front frame group and the rear frame group do not affect each other', thereby improving the balance of the overall frame. And can greatly increase the effect of shock absorbers' to achieve better riding comfort and stability. With regard to the techniques, means and functions of the present invention, a preferred embodiment will be described in detail with reference to the drawings, and it is believed that the above-mentioned objects, structures and features of the present invention can be obtained from an in-depth and specific understanding. . M423087 [Embodiment] Referring to the first to second figures, the author provides a bicycle that can reduce the resistance, including: a front frame group (1), which is composed of a lower tube (ii) and a tube (1 2 The bottom pipe (1 has one end and a five-way pipe (3) stick to each other, and the bottom end of the seat pipe (12) is fixed to the five-way pipe (3)' the lower pipe (1 1) There is a first pivoting portion (1 1 1) at the middle section, and the seat tube (12) is provided with a second pivoting portion 2 1) '· a rear frame group (2), which is composed of an upper fork group (2 1 ) is composed of a group (22) which is connected to one end of the lower group (22), and the upper group (21) and the lower group (22) The other end is connected to the seat tube (12) and the five-way tube (3); and a buffer member (4) 'one end of the buffer member (4) is pivotally disposed on the first pivot portion (1 1 1) 'The other end of the cushioning member (4) is pivotally disposed on the second pivoting portion (1 2 1 ), so that each tire (5) independently jumps and undulates, the front frame group (1) and the rear frame group (2) When they encounter vibration, they will not affect each other. The cushioning member (4) has a spring-elastic member (4丄), an outer tube (42) and an inner tube ("49, _(43)' the inner tube (43) is slidably (4) 2) the elastic member (4 i ) is sleeved on the outer surface of the (42) and the inner tube (4f: { , 4 d ), and the elastic member (the end of the one end abuts against the outer tube C4 2) And the other end is abutted against the inner tube ( ). Preferably, the outer tube (4 13 (42) has a first abutment 421 on the outer surface thereof), and the inner tube w 3 ) is different from the outer tube The end ring of (4 2 ) is set to 5 M423087, the first two abutting portion (43 1), and one end of the elastic strain r flat member (4 1 ) abuts against the abutting portion (4 2 1 ) to Another - Cheng; end to the top of the second abutment (4 3
當行駛崎嶇不平的道路時，太奋丨从 ^ 本創作提供可降低阻力之 腳踏車，巧妙地將該緩衝件f 卞、4)樞设在該下管（1 1 ) 與該座管（12)之間，當輪月Λ 田稱知C5)上下震動，該緩衝 件（4)受到壓縮，該彈性件（41)提供回復彈力，使 該緩衝件（Ο可將上述震動吸收，而輪胎（5)可貼在 地面上’達到提升操控性的功效。 當遇到較大障礙物時，該下管（11)以樞設的方式 連接於該五通管（3)，因此輪胎（5)產生的上下位移會 帶動該下管（1 1 )同步轉擺，再配合緩衝件（4)的壓 縮與復位，將大部分的衝擊力吸收，腳踏車不會產生強烈 的晃動’可加強行駛的平衡與穩定。 前文係針對本創作之較佳實施例為本創作之技術特徵 進行具體之說明；惟’熟悉此項技術之人士當可在不脫離 本創作之精神與原則下對本創作進行變更與修改，而該等 變更與修改’皆應涵蓋於如下申請專利範圍所界定之範_ 中。 【圖式簡單說明】 第一圖：本創作之立體圖 第一A圖：本創作之局部放大動作示意圖 M423087 第二圖：本創作較佳實施例之操作示意圖 第三圖：本創作另一較佳實施例之操作示意圖 【主要元件符號說明】 (1 )前車架組 (1 1 )下管 (1 1 1 )第一樞接處 (1 2 )座管 (1 2 1 )第二樞接處 (2 )後車架組 (21)上叉組 (2 2 )下又組 (3) 五通管 (4) 緩衝件 (41)彈性件 (4 2 )外管 (4 2 1 )第一抵靠部 (4 3 )内管 (4 3 1 )第二抵靠部 (5 )輪胎 7When driving a rough road, it is too hard to provide a bicycle that can reduce the resistance, and skillfully pivot the cushioning member f 卞, 4) to the lower tube (1 1 ) and the seat tube (12) Between the two, when the squadron knows that C5) is vibrating up and down, the cushioning member (4) is compressed, and the elastic member (41) provides a resilient force, so that the cushioning member can absorb the shock and the tire (5) ) can be attached to the ground to achieve improved handling. When a large obstacle is encountered, the lower tube (11) is pivotally connected to the five-way tube (3), so the tire (5) is produced The up and down displacement will drive the lower tube (1 1 ) to rotate synchronously, and then cooperate with the compression and reset of the cushioning member (4) to absorb most of the impact force, and the bicycle will not generate strong shaking, which can enhance the balance of driving. The foregoing is a detailed description of the technical features of the present invention for the preferred embodiment of the present invention; however, those who are familiar with the technology may make changes and modifications to the present creation without departing from the spirit and principles of the present invention. And such changes and modifications should be covered in The scope of the application for patents is defined in the following paragraphs. [Simplified description of the drawings] The first picture: the perspective view of the creation, the first A picture: the partial enlargement action diagram of the creation M423087 The second picture: the operation of the preferred embodiment of the present creation Schematic diagram of the third embodiment: operation diagram of another preferred embodiment of the present invention [Description of main component symbols] (1) Front frame group (1 1 ) Lower tube (1 1 1 ) First pivot joint (1 2 ) Tube (1 2 1 ) second pivot joint (2) rear frame set (21) upper fork set (2 2 ) lower set (3) five-way pipe (4) cushioning member (41) elastic member (4 2 ) outer tube (4 2 1 ) first abutting portion (4 3 ) inner tube (4 3 1 ) second abutting portion (5) tire 7