M416552 五、新型說明： 【新型所屬之技術領域】 本新型是有關於-種棘輪花較，特別是指一種可改變 跳脫模式的棘輪花轂。 【先前技術】 申請人先前所f請且獲准之第1252815豸「外f爪式棘 輪化轂」發明專利案’主要是揭露一種將一外擎爪裝設在 一殼體上的設計，該外f爪與-驅動件之-棘#環相唾合 可以帶動自行車行進。此專利案具備可使該棘齒環的體積 小、重量輕，達到自行車輕量化的特性。使用時，當使用 者以-外力驅動該棘齒環順向轉動，可以連動該外擎爪应 該殼體使自行車往前行進，當逆向轉動該棘齒環，该外擎 爪跳脫該棘齒環空轉，使自行車無法往後行進。° 申請人先前所巾請謂准之第M3829i2號「可左右驅 互換的棘輪花轂」新型專利案， 車使用者的喜好，將—右㈣广要疋揭卜種可依自行 冑力驅棘爪組與一左驅棘爪組的其中 之一者，女裝於一容置槽内，達 花穀，此專利荦可㈣絲p知 驅互換使用的棘輪 靈、舌产。穀安裝於自行車時有較大的 動，ΐ以途勒 使用者以一外力驅動該棘齒環順向轉 y連動該„爪與該殼體使自行車往前 :轉動該棘齒環，該”爪跳脫該棘齒 = 無法往後行進。 使自灯車M416552 V. New description: [New technical field] The new type is related to a kind of ratchet flower, especially a ratchet flower hub that can change the jumping mode. [Prior Art] The applicant's previously requested and approved 1252815 "external f-claw ratcheting hub" invention patent mainly discloses a design for mounting an external pawl on a casing. The f-claw and the - drive member - the spine # splicing can drive the bicycle to travel. This patent is characterized in that the ratchet ring is small in size and light in weight, and the bicycle is lightweight. In use, when the user drives the ratchet ring to rotate in an external force, the outer pawl may be interlocked to move the bicycle forward, and when the ratchet ring is reversely rotated, the outer pawl jumps off the spine. The ring gear idling, making it impossible for the bicycle to travel backwards. ° Applicant's previous article No. M3829i2, “A Ratchet Flower Hub with Left and Right Driven Interchanges”, the user's preference, the right (four) wide-minded, can be used to drive the spine One of the claw group and one of the left-drive pawl group, the women's clothing in a accommodating slot, up to the flower valley, this patent can be used to exchange the ratcheting and tongue production. When the valley is mounted on the bicycle, there is a large movement, and the user drives the ratchet ring to rotate y with an external force, and the „claw and the casing move the bicycle forward: turn the ratchet ring, the The claw jumps off the ratchet = unable to travel backwards. Self-lighting car
】參閱圖1，習知一固定齒盤式花敎1 ’包含一心轴單元 1 1、一被該，0、缸- 。袖早7L 軸早几11支樓可旋轉的殼體12、—螺鎖在該 3 殼體12 —端的固定鏈輪13,及一鎖設在該固定鏈輪13 一 側且用於限位該固定鏈輪13的限位環14。藉此設計，當使 用者以一外力驅動該固定鏈輪13順向轉動，可以連動該殼 體12使自行車往前行進。當使用者以一外力驅動該固定鏈 輪13逆向轉動，可以連動該殼體12使自行車向後行進。 此固定齒盤式花轂1 一般安裝於表演車，雖然具備可以雙 向驅動的功能，但仍有無法同時適用於一般車輛僅具備單 向驅動使用需求的缺點。 【新型内容】 因此本新型之目的，即在提供一種可單向驅動或雙 向驅動的可改變跳脫模式的棘輪花轂。 於是，本新型可改變跳脫模式的棘輪花轂，包含一心 軸單元、一殼體、一驅動單元及一連動單元。 該心轴單元沿一軸線方向延伸。 該殼體被該‘時單元支#並可繞韩線轉動，包括 環繞該軸線且.界定出__内孔的環繞壁，及自該環繞壁的一 内壁面沿徑向往外凹設並位於該内孔__端的數開口及數容 置槽。每-容置槽分別具有一遠離該開口的槽底面 接部。 該驅動單元被該心軸單元支樓並可繞該軸線轉動，包 括一伸入該内孔中並面對所述容置槽的棘齒環。 該連動單元包括數棘爪 '數彈性件及數止動塞。 該等棘爪分別安裝該等容置槽中，每—棘爪分別 具有-可樞轉地安裝於該拖接部的轉動部，及一自該 轉動部延伸通過該開口的爪部。 小其中，在每-容置槽中，裝設該彈性件與該止動塞至 。中之；#肖以使該棘爪的爪部與該棘齒環喃合。 本新型的功效：利用該等彈性件及該等止動塞不同的 :配組合，使本新型具備可單向驅動或雙向驅動的使用特 性，可以增加本新型的使用靈活度。 【實施方式】 、有關本新型之前述及其他技術内容、特點與功效，在 乂下配合參考®式之二個較佳實施例的詳細說明中，將可 清楚的呈現。 在本新型被詳細描述之前，要注意的是，在以下的說 明内容中，類似的元件是以相同的編號來表示。 參閱圖2、圖3、圖4及圖5,本新型可改變跳脫模式 的棘輪花敎第-較佳實施例包含—心軸單& 2、—殼體3、 一驅動單元4及一連動單元5。 該％軸單元2包括一沿一軸線方向L1延伸的軸桿21， 及安裝於該軸桿21的數軸承22。 該设體3被該心轴單元2支撐，包括一環繞該軸線li 且界定出一内孔31的環繞壁32，及自該環繞壁32的一内 壁面321沿徑向往外凹設並位於該内孔3丨一端的數開口 33 和數容置槽34。每一容置槽34分別具有一遠離該開口 33 的槽底面341、一銜接於該槽底面341 一側且呈缺圓狀的柩 接邛342，及一位於該樞接部342的相反側且呈缺圓狀的卡 設部343。 動，=驅動單％ 4被該心軸單S 2支樓並可繞該轴線U轉 環41 匕括伸入該内孔31中並面對所述容置槽34的棘齒 及與該棘齒環41 一體成型且位於該殼體3外的鏈 輪42 〇 53。該連動單元5包括數棘爪51、數彈性件52及數止動塞 每棘爪51分別具有一可樞轉地安裝於該容置槽34 門口°接。p 342的轉動部5 !卜―自該轉動部5 i丄延伸通過該 33的爪部512 ,及一介於該轉動部511與該爪部512 之間的中段部513。 每彈性件52分別具有一用於裝設在該容置槽34的 卡設部343的撓曲部521、-自該挽曲部521 一端延伸且用 ::觸該槽底面341的定位部522,及一自該撓曲部521另 埏延伸且用於彈抵該棘爪5丨的中段部5丨3的彈抵部523 〇 每一止動塞53分別具有一用於裝設在該容置槽34的 卡設部343的裝設部531 ’及一自該裝設部531延伸且用於 擋止該棘爪51的中段部513的阻擋部532。 所述谷置槽34、彈性件52及止動塞53的數量在本較 佳實施例皆為六。 組裝時，使用者可依自己的使用需求，在每一容置槽 34中，裝設該彈性件52與該止動塞53至少其肀之一者， 用以使該棘爪51的爪部512與該棘齒環41嚙合，產生單 向驅動或雙向驅動的效果。 ^閱圖2及圖3，要使本新型產生單向驅動的效果是 在該或體3的每—容置槽34内分別裝設該彈性件52，而不 裝設該止動塞53(見圖4)。當使用者施順向力驅動該鏈輪42 帶動該棘齒環41順向轉動時’藉由該棘齒環Μ與該棘爪 51相嚙合，就可以驅動該棘爪51轉動，進而帶動該殼體3 Τ向轉動使自行車向前行[#使用者施逆向力使該棘蠢 % 41逆向轉動時’該棘爪51跳脫不與該棘齒環41嚙合， 此時棘齒環41產生空轉使自行車無法向後行進。 參閱圖2及圖5,要使本新型產生雙向驅動效果，可將 圖3中的三個彈性件52分別自三個容置槽34取出，接著 在該三個容置槽34内分別安裝該止動塞53，至於其餘三個 容置槽34内的彈性件52則不取出。當使用者施順向力驅 動該鏈輪42帶動該棘齒環41順向轉動時，藉由該棘齒環 41與該棘爪51㈣合’就可以驅動該棘爪5ι轉動，進而 帶動該㈣3順向轉動使自行車向前行進。當使用者施逆 向力使該棘齒環41逆向轉動時，該止動塞53擋止該棘爪 51，防止該棘爪51跳脫該棘齒環4卜使該棘爪51與該棘 齒環41保持嚙合’進而帶動該殼體3逆向轉動使自行車向 後行進。 參閲圖2及圖6 ’要使本新型產生雙向驅動效果，也可 將圖3中的六個彈性件52全部取出接著在該六個容置槽 34内安裝六個止動塞53。當使用者施順向力或或施逆向力 使該棘齒環41轉動時，可達到與圖5相同的使用特性。 參閱圖7及圖，8 ’為本新型第二較佳實施例，該第二較 M416552 佳實施例與該第一較佳實施例大致相同，不同處在於數止 動塞54的尺寸較該第—較佳實施例的該等止動塞μ的尺 寸為小，以便在不取出料彈性件52的情況下，將該等止 動塞54分別安裝於該等彈性件52的定位部522與彈抵部 523之間。在圖7中’該殼體3的三個容置槽34分別裝設 “等彈&# 52’其餘二個容置槽34分別裝設該等彈性件 Μ及該等止動塞54。每_容置槽34内該止動塞^用以使 該彈性件52的彈抵部523頂抵該棘爪51的中段部513，使 該棘爪5!肖該棘齒環4卜艮保持嗔合，肖止該棘爪51跳脫 該棘齒環41。當使用者施順向力或施逆向力使該棘齒環41 轉動時，可達到與圖5相同的使用特性。 據上所述可知，本新型之可改變跳脫模式的棘輪花轂 具有下列優點及功效： 本新型利用該等彈性件52及該等止動塞53、54不同 的搭配組纟’使柄型具備彳單向驅動或雙向驅動的使用 特性，同時可以增加本新型使用靈活度及便利性。 惟.以上所述者，僅為本新型之較佳實施例而已，當不 能以此限定本新型實施之範圍，即大凡依本新型申請專利 範圍及新型說明内容所作之簡單的等效變化與修飾，皆仍 屬本新型專利涵蓋之範圍内。 【圖式簡單說明】 圖1是一前視圖，說明一習知固定式齒盤花轂； 圖2是本新型可改變跳脫模式的棘輪花轂一第一較佳 M416552 實施例的一組合暨局部剖視圖； 圖3是一取自圖2中的線m-皿的剖視圖，說明該較佳 實施例處於單向驅動的使用狀態； 圓4是一立體圖，說明該第一較佳實施例的一止動塞 7 圖5是一類似圖3的視圖，說明該較佳實施例處於第 一種雙向驅動的使用狀態； 的視圖，說明該較佳實施例處於第 圖6是一類似圖3的視圖 二種雙向驅動的使用狀態； 說明本新型一第二較佳實施 圖7 —類似圖3的視圖， 例處於雙向驅動的使用狀態；及Referring to Fig. 1, a fixed sprocket type flower ridge 1 'includes a mandrel unit 1 1 , a quilt, 0, and a cylinder. a sleeve 12 that is rotatable in the early 7L axis, a fixed sprocket 13 screwed to the end of the 3 housing 12, and a lock on one side of the fixed sprocket 13 for limiting the position The limit ring 14 of the sprocket 13 is fixed. With this design, when the user drives the fixed sprocket 13 to rotate in an external force, the casing 12 can be interlocked to advance the bicycle. When the user drives the fixed sprocket 13 to rotate in an external direction by an external force, the housing 12 can be interlocked to cause the bicycle to travel backward. This fixed-toothed hub 1 is generally installed in a performance car. Although it has the function of being able to drive in both directions, it is not suitable for the general vehicle to have the disadvantage of only one-way drive. [New content] Therefore, the object of the present invention is to provide a ratchet hub with a changeable trip mode that can be driven in one direction or in both directions. Thus, the present invention can change the ratchet hub of the trip mode, comprising a spindle unit, a housing, a drive unit and a linkage unit. The spindle unit extends in an axial direction. The housing is rotated by the 'unit' and can be wound around the Korean line, including a surrounding wall surrounding the axis and defining an inner bore, and recessed radially from an inner wall of the surrounding wall and located The number of openings and the number of slots of the inner hole __ end. Each of the accommodating grooves has a groove bottom portion away from the opening. The drive unit is pivoted about the axis by the spindle unit and includes a ratchet ring extending into the bore and facing the receiving slot. The linkage unit includes a plurality of pawl 'number elastic members and a plurality of stoppers. The pawls are respectively mounted in the accommodating grooves, and each of the pawls has a pivot portion that is pivotally mounted to the hit portion, and a claw portion that extends through the opening from the rotating portion. In the small, in each of the accommodating grooves, the elastic member and the stopper are installed. In the middle, the claws of the pawl are halved with the ratchet ring. The efficacy of the present invention: the use of the elastic members and the different stoppers of the same: the combination of the present invention enables the present invention to have the use characteristics of one-way drive or two-way drive, which can increase the flexibility of use of the present invention. [Embodiment] The foregoing and other technical contents, features, and effects of the present invention will be apparent from the detailed description of the two preferred embodiments of the present invention. Before the present invention is described in detail, it is noted that in the following description, similar elements are denoted by the same reference numerals. Referring to FIG. 2, FIG. 3, FIG. 4 and FIG. 5, the present invention can change the ratcheting pattern of the tripping mode. The first preferred embodiment comprises a mandrel single & 2, a housing 3, a driving unit 4 and a Link unit 5. The % shaft unit 2 includes a shaft 21 extending in an axial direction L1, and a number of bearings 22 mounted to the shaft 21. The housing 3 is supported by the spindle unit 2, and includes a surrounding wall 32 surrounding the axis li and defining an inner hole 31, and is recessed radially outward from an inner wall surface 321 of the surrounding wall 32. The number of openings 33 and the number of accommodating grooves 34 at one end of the inner hole 3丨. Each of the accommodating grooves 34 has a groove bottom surface 341 away from the opening 33, a rim 342 which is connected to the groove bottom surface 341 and has a circular shape, and a opposite side of the pivot portion 342 and The card portion 343 is formed in a lack of a circle. , the drive unit % 4 is surrounded by the mandrel S 2 and can rotate around the axis U, and the ratchet teeth that protrude into the inner hole 31 and face the receiving groove 34 and The ratchet ring 41 is integrally formed and located on the sprocket 42 〇 53 outside the housing 3. The linkage unit 5 includes a plurality of pawls 51, a plurality of elastic members 52, and a plurality of stoppers. Each of the pawls 51 has a pivotal connection to the door of the receiving slot 34. The rotating portion 5 of the p 342 extends from the rotating portion 5 i through the claw portion 512 of the 33 and a middle portion 513 interposed between the rotating portion 511 and the claw portion 512. Each of the elastic members 52 has a flexing portion 521 for the mounting portion 343 of the receiving groove 34, and a positioning portion 522 extending from one end of the curved portion 521 and contacting the bottom surface 341 of the groove. And an elastic abutting portion 523 extending from the flexing portion 521 and extending to the middle portion 5丨3 of the pawl 5丨, each of the retaining plugs 53 has a function for mounting therein The mounting portion 531' of the latching portion 343 of the slot 34 and a blocking portion 532 extending from the mounting portion 531 for blocking the middle portion 513 of the pawl 51. The number of the valley slots 34, the resilient members 52 and the stop plugs 53 is six in the preferred embodiment. During assembly, the user can install at least one of the elastic member 52 and the stopper plug 53 in each of the accommodating grooves 34 for the purpose of use, so that the claw portion of the pawl 51 is provided. The 512 is engaged with the ratchet ring 41 to produce a one-way drive or a two-way drive effect. 2 and FIG. 3, in order to make the unidirectional driving effect of the present invention, the elastic member 52 is respectively disposed in each of the accommodating grooves 34 of the body 3, and the stopper plug 53 is not provided ( See Figure 4). When the user applies the forward force to drive the sprocket 42 to rotate the ratchet ring 41, the ratchet 51 can be driven to rotate by the ratchet ring 51, thereby driving the pawl 51. The housing 3 is rotated to rotate the bicycle forward [# when the user applies a reverse force to cause the stupidity 41 to rotate backwards.] The pawl 51 trips without meshing with the ratchet ring 41, and the ratchet ring 41 is generated. The idling makes it impossible for the bicycle to travel backwards. Referring to FIG. 2 and FIG. 5, in order to make the bidirectional driving effect of the present invention, the three elastic members 52 in FIG. 3 can be respectively taken out from the three accommodating grooves 34, and then the three accommodating grooves 34 are respectively installed in the three accommodating grooves 34. The stopper 53 is removed, and the elastic members 52 in the remaining three accommodating grooves 34 are not taken out. When the user drives the sprocket 42 to drive the ratchet ring 41 to rotate in the forward direction, the ratchet ring 41 and the pawl 51 (four) can be driven to drive the pawl 5 to rotate, thereby driving the (4) 3 Turning forward makes the bicycle move forward. When the user applies a reverse force to rotate the ratchet ring 41 in the reverse direction, the stopper plug 53 blocks the pawl 51, preventing the pawl 51 from jumping off the ratchet ring 4, and the pawl 51 and the ratchet The ring 41 remains engaged 'and in turn causes the housing 3 to rotate in a reverse direction to cause the bicycle to travel backwards. Referring to Figures 2 and 6', in order to achieve the bidirectional driving effect of the present invention, all of the six elastic members 52 in Fig. 3 can be taken out and then six stopper plugs 53 can be mounted in the six accommodating grooves 34. When the user applies a forward force or a reverse force to rotate the ratchet ring 41, the same use characteristics as in Fig. 5 can be achieved. Referring to FIG. 7 and FIG. 8 ' is a second preferred embodiment of the present invention, the second preferred embodiment of the M416552 is substantially the same as the first preferred embodiment, except that the size of the plurality of stoppers 54 is smaller than the first embodiment. The size of the stoppers μ of the preferred embodiment is small so that the stoppers 54 are respectively attached to the positioning portions 522 and the elastic members of the elastic members 52 without removing the elastic members 52. Between the parts 523. In FIG. 7, the three accommodating grooves 34 of the casing 3 are respectively provided with "the same springs &#52", and the other two accommodating grooves 34 are respectively provided with the elastic members 该 and the stoppers 54. The retaining plug is configured to urge the resilient portion 523 of the elastic member 52 against the middle portion 513 of the pawl 51 to maintain the pawl 5 When the user pulls the ratchet ring 41 off the ratchet ring 41. When the user applies a forward force or a reverse force to rotate the ratchet ring 41, the same use characteristics as in Fig. 5 can be achieved. As can be seen, the ratchet hub of the present invention which can change the trip mode has the following advantages and effects: The present invention utilizes the elastic members 52 and the different combinations of the stoppers 53, 54 to make the handle type The use characteristics of the drive or the two-way drive can also increase the flexibility and convenience of the present invention. However, the above description is only a preferred embodiment of the present invention, and the scope of the present invention cannot be limited thereto. That is, the simple equivalent changes and modifications made by the company according to the scope of the new patent application and the new description are still new. BRIEF DESCRIPTION OF THE DRAWINGS [Brief Description] Fig. 1 is a front view showing a conventional fixed sprocket hub; Fig. 2 is a ratchet hub of the present novel changeable jump mode, a first preferred M416552 3 is a cross-sectional view of the line m-dish taken from FIG. 2, illustrating the preferred embodiment in a unidirectional driving state; the circle 4 is a perspective view illustrating the first A stopper plug 7 of the preferred embodiment. Fig. 5 is a view similar to Fig. 3, illustrating a preferred embodiment of the first embodiment of the bidirectional driving state, illustrating the preferred embodiment in Fig. 6 A view similar to the view of FIG. 3, the use state of the two bidirectional driving; illustrating a second preferred embodiment of the present invention, FIG. 7 - a view similar to FIG. 3, in a state of use of a bidirectional drive;
一止動塞 圖8是一立體圖， M416552 【主要元件符號說明】 2…… .....G轴單元 5 ...... …·連動单元 21 ···.. —轴才干 51 •…· …·棘爪 22·..·· —轴承 511… •…轉動部 3…… …·殼體 512… •…爪部 31 ···.· • · ·.内孔 513… •…中段部 3.2… •…環繞壁 52…… •…彈性件 321… —内壁面 521… •…撓曲部 33·.·· …·開口 522… •…定位部 34 •…容置槽 523… …·彈抵部 341 ··· •…槽底面 53…… …·止動塞 342… 接 531… …·裝設部 343… ——^設部 532 ··· …·阻擋部 Λ ....... ....ffR? rn -ττ c A...... 細勁早兀 止動暴 41…… •…棘齒環 L1 .··· …軸線 42…… •…鏈輪Fig. 8 is a perspective view, M416552 [Main component symbol description] 2...... ..... G axis unit 5 ... ...· linkage unit 21 ···.. — shaft talent 51 • ...· ...·Pawl 22·····bearing 511... •...rotating part 3...··housing 512... •...claw 31 ··········. Inner hole 513... •... middle section Section 3.2... •...Wrap around wall 52...•...elastic member 321...-inner wall surface 521...•...flexure 33·.····opening 522...•...positioning unit 34 •...receiving slot 523... The abutting portion 341 ····...the groove bottom surface 53...there is a stopper 342... 531...the mounting portion 343...the bottom portion 532 ·····the blocking portion Λ ..... .. ....ffR? rn -ττ c A... 细 兀 兀 41 41 ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ...... ......