财 440362 五、新型說明： 【新型所屬之技術領域】 ^本創作疋關於一種軸承，尤指一種可應用於如電動自 行車之車架軸管（俗稱五通管）中提供軸桿樞設其中的單 向轴承組。 【先前技術】 "目前如電動自行車之組成構造中，其主要係於電動自 仃f車架後端樞設一具有電動馬達的後輪，於車架的車架 軸管中裝設-軸桿’車架軸管並設有一單向軸承，以單： t承組接軸桿，再於軸桿兩端分別連接一曲柄，於曲柄末 端各組設一踏板，另於軸桿一端設有一第一鏈輪，第一 輪以鏈條連接後輪之電動馬達心㈣接設的第二鏈輪 電動自行車兼具電動及腳踏作動之功能。 刖述電動自行車組成構造中，因軸桿係結合—單 承組設於車架軸管中，在軸桿旋轉作動的過程中，^ 轉穩定性不足的問題。 & 【新型内容】 本創作之主要目的在於提供一種單向轴承組 創作解決現有單向軸承組設於車架轴曰 不足之缺點。 I、軸“’之穩定性 .為達成前揭目的，本創作所提出之單向轴承組係包含 一外環體’其内形成-軸向貫穿的裝配孔； -内環體，係可旋轉的樞設於外環體的裝配孔中，内 2外周面與外環體裝配孔孔壁之間具有間隙，使内環體 =觸外環體’於内環體中形成—軸向貫通的轴孔，於内 〜 複數個順沁一紋轉方向傾斜的單斜向 各置槽； 複數單向傳動單元，在 » ^ 凡係刀布組設於内環體之單斜向容 置槽與外環體的裝配孔孔辟之„ ,, ^ 札孔壁之間，使内環體結合該複數單 °傳動單元僅能相對於外環體單向旋轉；以及 -軸承’係以軸承之外環部組接外環體之裝配孔孔壁 ，且以軸承之内環部組接内環體外周面。 藉由前揭單向轴承組創作，其主要利用内、外環體之 間設置複數單向傳動單元 . 便八具有皁向傳動之功能外， 並糟由内、外#體之間增設—軸承，Μ用軸承辅助複數單 向傳動單㈣内、外環體之間提供穩定的支料用，增進 單向軸承組於使用時之旋轉平穩性與順暢性。 【實施方式】 如圖1所示，係揭示本創作單向轴承組之一較佳實施 例，由圖式中可以見及，所沭罝Α缸 所迷早向軸承組包含一外環體10 、一内環體20、複數單向傳動單元30以及-轴承4〇，其 中： 所述外環體1〇中形成一轴向貫穿的裝配孔⑴於本 較實施例中’所述裝配孔”包含—穿孔區段η、一第一 裝配區段13以及一第二裝配區段14，所述穿孔區段a 與第二裝配區段14分位於裝配孔”軸向兩端，第一裝配 區段U位於穿孔區段12與第二裝配區段μ之間，所述 外環體1〇於穿孔區段12之周緣形成—環凸緣15，環凸 M440362 緣15鄰近第一裝酡區與 第一裝配區段13。 3,使穿孔區段12之孔徑小於 所述内環體20係可 ”轉的樞設於外環體10的穿配孔 11中，内環體20外R ^ ^ 刃哀配孔 。面與外環體1 〇裝配孔11孔 且具有間隙，使内環體札土之間 & 不接觸外環體10,於内環體20 中形成一軸向貫通的轴？丨 札21 ’用以提供一轴桿組 使内環體20與軸椁Λ Υ 連動，於内環體20外周面分布咬 置複數個順沿一旋轉方向栖μ 四刀布《又 万Θ傾斜的單斜向容置槽25,於水 佳實施例中，内環體2〇 > & m 於本較 之外周壁沿轴向依序形成有一 配段23以及一組接段i ^ 4，或者，於裝配段23遠離組接 段24之一端形成樞接段2 锥蚁22，内環體20樞設於外環體1〇 的裝配孔11中，使其樞搂 设仪22位於外環體1〇之環Λ缝 1 5内的穿孔區段12中， 緣 裝配奴23位於第一裝配區段]3 中’組接段24位於第二获 ^ —裝配區奴14中，所述複數單斜向 谷置槽25係形成於裝配段 而.....^ α 外周面，所述早斜向容置 25包含一斜槽底26，斜μ麻曰士 Β 针槽底26具有一淺側261以，及—深 侧262’且於深側262形成—槽壁& 彳 。所述複數翠向傳動單元3〇係分布組設於内環體2〇之 單斜向容置槽25外周面與外環體1〇的裝配孔”孔壁之 間’使内環體2G結合該複數單向傳動單元3Q僅能相對於 二環體10單向旋轉，於本較佳實施例中，所述單向傳動 單元3〇包含-滾柱31以及至少-彈性元件32,所述滾 杈31係分別可活動的設置於内環體2〇之單斜向容置槽 25中’並可於單斜向容置槽25之淺側261與深側262之 間活動’所述彈性元件32可為彈簧、彈丨或彈性塊，於 5 M440362 本較佳實施例，彈性元件32是選用彈簧，所述彈性元件 32以其一端定位於内環體2〇之單斜向容置槽25深側262 槽壁27，另一端抵接滾柱31，用以對滾柱提供彈力。 所述軸承40可為滾珠軸承或滾柱轴承等，並設置於 内％體20與外環體1 〇之間，所述軸承4〇包含有一外環 部、一可旋轉的樞於外環部内的内環部，卩及複數可滚動 地組設於外環部與内環部之間的滾動元件’所述滚動元件 可為滾珠或滾柱，於本較佳實施例中，所述軸承以其 外環部組接外環體1〇裝配孔n的第二裝配區段Μ孔壁 ，另以軸承40之内環部纟且接内環體2〇之組接段24 , ^ 以維持内環體20能在外環體1Q中旋轉的性能，且進一步 利用軸承4〇對内環體於外環體1〇旋轉時提供平穩性 〇 本創作單向軸承組應用於如電動自行車之構造中，其 係裝設於電動自行車的奉架轴管5〇中，提供轴桿穿設 其中’其中’所述單向軸承組是以其外環冑1Q 架轴g 50中’内環體2〇固接轴桿6〇，並藉轴承辅 複數單向傳動單元30於内環體2〇與外環體 = 支撐作用。因此，去鈾_ Rn m :間梃供 田軸才于60被驅動順向旋轉時，可經Λ 内環體20帶動且冰田二ι 帶動，、外周面的複數早向傳動單元 31滑過外環妒1nrinOT 口的，袞柱 心卜環體1〇内周面而能旋轉，當轴桿 向旋轉力量，經由内環…動其外周 動單元3〇逆向旋轉，因每一為彈性元:數3= 彈使每-滾柱31自内環體20外周面的單 。 25深側262移至淺 的早斜向容置槽 側26彳而卡抵外環體1G内周面而無法 旋轉。 如此 备琢電動自行車切換於電動模式下，可由設於 後輪中的電動馬達直接驅動後 ° 、 前“ 使電動自行車得以 K自行車切換於人力驅動模式下，可由駕致 人腳踩軸桿兩端曲柄的踏 ”·， 鏈輪貝门奴轉而驅動鏈輪，並.經由 鍵輪上的鏈條帶動後輪旋轉而前進。 【圖式簡單說明】 圖1係本創作單向軸承組之一 示意圖。 較佳貫施例的立體分解 圖2係圖1所示 面示意圖。 早向轴承組較佳實施例之側視組合剖 圖1係圖2 3所示單向軸承組較佳 動順向旋轉的端視平面示意圖。 實施例於内環體被驅 圖4係圖1所示單向轴_化私a 门釉承組較佳實施例於内環體被驅 動逆向旋轉而卡掣的端視平面示意圖。Finance 440362 V. New description: [New technology field] ^This book is about a kind of bearing, especially one that can be applied to the axle tube of a bicycle such as an electric bicycle (commonly known as the five-way pipe). One-way bearing set. [Prior Art] "At present, in the structure of electric bicycles, it is mainly to install a rear wheel with an electric motor at the rear end of the electric self-supporting frame, and to install a shaft in the frame shaft of the frame. The rod 'frame shaft tube is provided with a one-way bearing, which is a single: t-bearing shaft, and then a crank is respectively connected to both ends of the shaft, one pedal is arranged at each end of the crank, and one end is provided at one end of the shaft. The first sprocket, the first wheel is connected to the electric motor core of the rear wheel by a chain (4). The second sprocket electric bicycle has the functions of electric and pedal actuation. In the structure of the electric bicycle, the combination of the shaft and the single bearing is set in the axle tube of the frame, and the stability of the rotation is insufficient during the rotation of the shaft. & [New content] The main purpose of this creation is to provide a one-way bearing set creation to solve the shortcomings of the existing one-way bearing set in the frame axle. I. The stability of the shaft ". For the purpose of achieving the pre-existing purpose, the one-way bearing set proposed by the present invention comprises an outer ring body formed therein - an axially through assembly hole; - the inner ring body is rotatable The pivoting is disposed in the assembly hole of the outer ring body, and the inner 2 outer peripheral surface and the outer ring body assembly hole wall have a gap therebetween, so that the inner ring body=the outer ring body 'is formed in the inner ring body-axially penetrates Axial hole, inside - a plurality of single oblique grooves that are inclined in the direction of the slanting direction; a plurality of unidirectional transmission units, in the single oblique accommodating groove of the inner ring body The assembly hole of the outer ring body „ , , ^ between the walls of the hole, so that the inner ring body combined with the plurality of single-degree transmission unit can only rotate one-way with respect to the outer ring body; and the bearing 'beyond the bearing The ring portion is assembled with the mounting hole wall of the outer ring body, and the inner ring surface of the inner ring is assembled with the inner ring portion of the bearing. By pre-extracting the one-way bearing group creation, it mainly uses a plurality of one-way transmission units between the inner and outer ring bodies. The convenience of the soap has a function of the soap to the transmission, and the addition of the bearing between the inner and outer bodies ΜUse the bearing to assist the complex one-way transmission single (4) to provide stable support between the inner and outer ring bodies, and improve the rotation stability and smoothness of the one-way bearing set during use. [Embodiment] As shown in Fig. 1, a preferred embodiment of the present invention is disclosed. As can be seen from the drawings, the early bearing assembly of the cylinder includes an outer ring body 10. An inner ring body 20, a plurality of unidirectional transmission units 30, and a bearing 4, wherein: the outer ring body 1 has an axially extending mounting hole (1) in the comparative embodiment. Including a perforation section η, a first assembly section 13 and a second assembly section 14, the perforation section a and the second assembly section 14 are located at the axial ends of the assembly hole, the first assembly area The segment U is located between the perforated section 12 and the second fitting section μ, the outer ring body 1 forming a ring flange 15 at the periphery of the perforated section 12, and the ring flange M440362 edge 15 is adjacent to the first mounting zone and The first assembly section 13. 3, the aperture of the perforated section 12 is smaller than the inner ring body 20 can be "rotated" in the through hole 11 of the outer ring body 10, the outer ring body 20 outside the R ^ ^ blade mismatch hole. The outer ring body 1 has a hole 11 hole and has a gap so that the inner ring body does not contact the outer ring body 10, and an axially penetrating shaft is formed in the inner ring body 20. A shaft group is provided to interlock the inner ring body 20 with the shaft Υ ,, and the inner circumferential surface of the inner ring body 20 is distributed with a plurality of slanting directions along the direction of rotation, and the four knives are slanted. The groove 25, in the embodiment of the water, the inner ring body 2〇>& m is sequentially formed with a matching section 23 and a set of joints i ^ 4 in the axial direction of the outer peripheral wall, or in the assembly section The distal end of the outer ring body 1 is disposed in the mounting hole 11 of the outer ring body 1 , and the inner ring body 22 is located at the outer ring body 1 ring. In the perforated section 12 in the quilting 15, the edge assembly slave 23 is located in the first assembly section]3, and the 'assembly section 24 is located in the second assembly area slave 14, the plurality of single oblique valleys 25 series formed in the assembly And the outer circumferential surface of the outer circumferential surface 25 includes a chute bottom 26, and the oblique μ 曰 Β 针 底 26 26 has a shallow side 261 and a deep side 262 ′ Forming a groove wall & 于 on the deep side 262. The plurality of cascading transmission units 3 are arranged in the assembly hole of the outer circumferential surface of the single oblique accommodating groove 25 of the inner ring body 2 与 and the outer ring body 1 〇 The "between the walls of the holes" allows the inner ring body 2G to be coupled to the plurality of unidirectional transmission units 3Q to be unidirectionally rotatable relative to the two ring bodies 10. In the preferred embodiment, the one-way transmission unit 3 includes -roll The column 31 and at least the elastic member 32 are respectively movably disposed in the single oblique receiving groove 25 of the inner ring body 2' and can be disposed on the shallow side 261 of the single oblique receiving groove 25. The elastic member 32 can be a spring, a magazine or an elastic block. In the preferred embodiment of the present invention, the elastic member 32 is a spring, and the elastic member 32 is positioned at one end thereof. The single body of the ring body 2 is obliquely accommodating the groove 25 on the deep side 262 of the groove wall 27, and the other end abuts the roller 31 for providing elastic force to the roller. The bearing 40 may be a ball bearing or a roller bearing or the like, and disposed between the inner body body 20 and the outer ring body 1 , the bearing 4 〇 includes an outer ring portion and a rotatable pivot portion in the outer ring portion The inner ring portion, the rolling element and the plurality of rolling elements that are rollably disposed between the outer ring portion and the inner ring portion. The rolling element may be a ball or a roller. In the preferred embodiment, the The bearing is assembled with the outer ring portion of the outer ring body 1 〇 the second assembly section boring wall of the mounting hole n, and the inner ring portion of the bearing 40 and the inner ring body 2 〇 the connecting portion 24, ^ Maintaining the performance of the inner ring body 20 being rotatable in the outer ring body 1Q, and further utilizing the bearing 4〇 to provide smoothness when the inner ring body rotates on the outer ring body 1〇, the original one-way bearing set is applied to, for example, an electric bicycle. In the structure, it is installed in the armature shaft 5〇 of the electric bicycle, and provides a shaft through which the one-way bearing set is 'in the outer ring 胄1Q frame axis g 50 'inner ring body 2 〇 fixed shaft 6 〇, and by bearing auxiliary complex unidirectional transmission unit 30 in the inner ring body 2 外 and outer ring body = support. Therefore, when the uranium _Rn m is driven to rotate in the direction of 60, it can be driven by the inner ring body 20 and driven by the ice field, and the plurality of outer peripheral surfaces are swept past the transmission unit 31. The outer ring 妒1nrinOT mouth, the inner cylinder of the ring body 1 而 can rotate, when the shaft rotates to the force, the outer ring moving unit 3 〇 rotates backward through the inner ring, because each is an elastic element: The number 3 = the spring of each of the rollers 31 from the outer circumferential surface of the inner ring body 20. The deep side 262 of the 25 is moved to the shallow early side of the accommodating groove 26 彳 and is caught against the inner circumferential surface of the outer ring body 1G and cannot be rotated. Therefore, the electric bicycle can be switched to the electric mode, and can be directly driven by the electric motor provided in the rear wheel. The front and the front of the electric bicycle can be switched to the human driving mode, and the two ends of the shaft can be driven by the driver. The crank pedal "·, the sprocket Bemenu turned to drive the sprocket, and the rear wheel rotates through the chain on the key wheel to advance. [Simple description of the drawing] Figure 1 is a schematic diagram of one of the one-way bearing sets of the present invention. 3 is an exploded perspective view of the preferred embodiment. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a side elevational plan view showing a preferred forward rotation of the one-way bearing set shown in FIG. The embodiment is driven by the inner ring body. Fig. 4 is a schematic plan view showing the preferred embodiment of the unidirectional shaft-shaped glazing unit shown in Fig. 1 in which the inner ring body is driven to rotate in the opposite direction.
圖5係圖2所示單向轴承組較佳 中提供軸桿組設其中的局部侧視平 【主要元件符號說明】 實施例安裝於車架軸 面示意圖。 Ί1裝配孔 1 3第一裝配區段 1 5環凸緣 21軸孔 2 3裝配段 25單斜向容置槽 1 24組接段 2 〇外環體 1 2穿孔區段 14第二裝配區段 2〇内環體 3 2抱接段 M440362 26斜槽底 262深側 30單向傳動單元 32彈性元件 40軸承 50車架軸管 60軸桿 261淺侧 27槽壁 31滾柱Fig. 5 is a perspective view showing the one-way bearing set shown in Fig. 2 in which a partial side view of the shaft set is provided. [Main component symbol description] The embodiment is mounted on the axle of the frame. Ί1 assembly hole 1 3 first assembly section 1 5 ring flange 21 shaft hole 2 3 assembly section 25 single oblique accommodating groove 1 24 group connection 2 〇 outer ring body 1 2 perforated section 14 second assembly section 2〇 inner ring body 3 2 holding section M440362 26 chute bottom 262 deep side 30 one-way transmission unit 32 elastic element 40 bearing 50 frame shaft tube 60 shaft rod 261 shallow side 27 groove wall 31 roller