TW201311477A - Two-sided displacement hub ratchet structure - Google Patents
Two-sided displacement hub ratchet structure Download PDFInfo
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- TW201311477A TW201311477A TW100132571A TW100132571A TW201311477A TW 201311477 A TW201311477 A TW 201311477A TW 100132571 A TW100132571 A TW 100132571A TW 100132571 A TW100132571 A TW 100132571A TW 201311477 A TW201311477 A TW 201311477A
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本發明係有關於雙邊式位移之花轂棘輪結構，特別是可降低摩擦阻力，使嚙合及脫齒動作更為快速、順暢，有效提升傳動效益之棘輪結構。The invention relates to a ratchet structure of a bilaterally displaced flower hub, in particular to a ratchet structure which can reduce the frictional resistance, make the meshing and decoupling action more rapid and smooth, and effectively improve the transmission efficiency.
自行車之輪轂結構主要係由輪轂座、軸桿、旋轉組、齒盤等組件所共同組成，以提供輪軸之定位及輪圈可順暢旋轉之用途，亦可依變速需求之不同，進一步添設有套筒座及變速裝置。若以傳動方式區分，輪轂結構可進一步區分為單向式及雙向式兩大類，單向式係指輪轂僅能以單一方向旋轉傳動，且其傳動方向通常為自行車前進方向，反向則呈不傳動之空轉狀態；雙向式則指輪轂正向及反向旋轉均能傳動者。The wheel hub structure of the bicycle is mainly composed of a hub seat, a shaft rod, a rotating group, a toothed disc and the like to provide the positioning of the axle and the smooth rotation of the rim, and can be further added according to different shifting requirements. Sleeve seat and shifting device. If the transmission is differentiated, the hub structure can be further divided into two types: one-way and two-way. The one-way type refers to the wheel that can only be rotated in a single direction, and the transmission direction is usually the forward direction of the bicycle, and the reverse direction is not. The idling state of the transmission; the two-way type means that both the forward and reverse rotation of the hub can be transmitted.
而其中具有棘輪結構之單向式輪轂，其棘齒之傳動依卡制嚙合方向不同，大致可分為徑向卡制及軸向卡制，其中徑向卡制之棘輪，係指朝輪轂座之直徑方向延伸凸齒，並配合徑向卡制之棘齒塊者，而軸向卡制之棘輪係指朝輪轂座之軸向延伸凸齒，並配合與其軸向卡制之棘齒座予以傳動者。The one-way hub with the ratchet structure has different ratcheting directions according to the clamping direction of the card, and can be roughly divided into radial clamping and axial clamping, wherein the radial locking ratchet refers to the wheel hub. The diametrical direction extends the convex tooth and cooperates with the radially-clamped ratchet block, and the axially-clamped ratchet refers to the axially extending convex tooth toward the hub seat and is matched with the axially-arranged ratchet seat. Transmission.
其中軸向卡制之單向式棘輪結構其作動時，輪轂座與棘齒座間會產生相對線性位移以脫離嚙合狀態，並產生間隙以達脫齒動作，而呈不傳動之空轉狀態，且依該輪轂座二側與輪轂座及套筒座間之線性位移作動方式，分為雙邊式線性位移及單邊式線性位移兩大類。Where the axially-punched one-way ratchet structure is actuated, a relative linear displacement occurs between the hub seat and the ratchet seat to disengage the meshing state, and a gap is generated to achieve the de-toothing action, and the idling state is not driven, and The linear displacement actuation mode between the two sides of the hub and the hub seat and the sleeve seat is divided into two types: bilateral linear displacement and single-sided linear displacement.
按，習知軸向卡制之自行車輪轂棘輪結構，如國內第088117780號發明專利所揭露之「特別供腳踏車及其類似物用之輪轂」，具有：一輪轂軸桿，一輪轂殼體主要設置與該輪轂軸桿同心，至少一軸承裝置，其包含有至少二軸承且其主要設置於該輪轂軸桿與該輪轂殼體之間，以致於該輪轂殼體係裝設使其能相對於該輪轂軸桿旋轉，一轉子，其係裝設使其能相對於該輪轂軸桿旋轉且構形有至少一齒型輪能設置於該轉子上，一自由輪裝置，其裝設於該轉子與該輪轂殼體之間，且其具有二齒型碟片，該等齒型碟片之齒面藉一拉緊裝置相互推壓，該等二齒型碟片主要設置與該輪轂軸桿同心，且當該輪轂正確組裝時，至少位於停止位置時係主要設置於一與該輪轂軸桿之軸線相垂直之平面上，及該等齒型碟片被保持浮動，以致於可相對於與該輪轂軸桿之軸線相垂直之該平面傾斜，其中該等二齒型碟片係一個接著一個設置，以及藉至少一於其二外向平置側上之彈簧，而相互推壓。According to the conventionally-arranged bicycle wheel hub ratchet structure, as disclosed in the Japanese Patent No. 088117780, the "wheel for a bicycle and the like" has: a hub axle, a hub shell main setting Concentric with the hub axle, at least one bearing assembly including at least two bearings and disposed primarily between the hub axle and the hub housing such that the hub housing is mounted relative to the hub a shaft rotating, a rotor mounted to be rotatable relative to the hub axle and configured with at least one toothed wheel disposed on the rotor, a freewheeling device mounted to the rotor and the rotor Between the hub shells, and having a two-toothed disc, the tooth flanks of the toothed discs are pressed against each other by a tensioning device, the two-toothed discs are mainly disposed concentrically with the hub axle, and When the hub is properly assembled, at least in the stop position, it is mainly disposed on a plane perpendicular to the axis of the hub axle, and the toothed discs are kept floating so as to be relative to the hub axle The axis of the rod is perpendicular Inclined plane, wherein these two toothed discs disposed one after the system, and by at least one of its two flat opposite the outward side of the spring, and pressed to each other.
另一習知徑向卡制之自行車輪轂棘輪結構，如國內第096219287號新型專利所揭露之「花轂棘輪裝置」，包括：一套環，係以導磁性的金屬製成，套環的環型內周壁上設有多個以軸心為圓心呈環狀排列的卡齒，各卡齒並且呈軸向延伸；一棘輪塊，係以導磁性的金屬製成具有二端面的環狀塊體，其環型外周壁與卡齒匹配呈可軸向位移，於棘輪塊其中一端面設有一側向環狀棘齒；一側向環狀棘齒，係設於一飛輪裝置的端面，且與棘輪塊之側向環狀棘齒呈單向卡合狀；一以上的永久磁鐵，係設於棘輪塊未設側向環狀棘齒該端面上。Another conventionally-arranged bicycle wheel ratchet structure, such as the "flower hub ratchet device" disclosed in the Japanese Patent No. 096219287, includes: a set of rings made of a magnetically conductive metal, a loop of a collar The inner peripheral wall is provided with a plurality of latching teeth arranged in a ring shape with the center of the shaft centered, each of which has an axial extension; and a ratchet block is an annular block having two end faces made of a magnetically conductive metal. The annular outer peripheral wall is axially displaceable to match the latching teeth, and one side annular ratchet is disposed on one end surface of the ratchet block; the one side annular ratchet is disposed on the end surface of a flywheel device, and The lateral annular ratchet of the ratchet block is unidirectionally engaged; one or more permanent magnets are disposed on the end surface of the ratchet block without the lateral annular ratchet.
上述結構中，前者係於輪轂本體之右部螺設有螺環，該螺環與一齒型碟片間徑向相對環設有複數齒，以供相互嚙合定位且可相對作線性位移，該轉子與另一齒型碟片間亦徑向相對環設有複數齒，以供相互嚙合定位且可相對作線性位移，形成雙邊式之線性位移方式，該二齒型碟片相接之面間設有可相互嚙合且呈斜坡狀之複數齒，該螺環與二齒型碟片及一彈簧間共同作動，形成一自由輪機構，且該齒型碟片具有雙邊可線性位移作動之效果，當向前踏動時，該二齒型碟片間之齒相互推壓以產生傳動效果，當反向向後踏動時，該等齒斜坡側相互滑動，且配合該二齒型碟片與輪轂本體及轉子間之雙邊線性位移，即可使該二齒型碟片分離，而呈空轉狀態；後者結構則係於該飛輪裝置內側端面一體設有側向環狀棘齒，且該棘輪塊朝向飛輪裝置該端設有一側向環狀棘齒，藉與飛輪裝置端面相互嚙合，以及該棘輪塊受到永久磁鐵的作用以常態位於套環內，該棘輪塊可相對於套環作線性位移，且另側飛輪裝置之側向環狀棘齒係呈固定，使棘輪塊與花轂間形成單邊式之線性位移方式，同樣可達單向嚙合傳動及反向脫齒呈空轉狀態之功效。In the above structure, the former is provided with a screw ring on the right side of the hub body, and the plurality of teeth are arranged in a radial opposite ring between the screw ring and the one-toothed disk for mutual meshing positioning and relative linear displacement. The rotor and the other toothed disc are also provided with a plurality of teeth in a radial opposite ring for mutual meshing and positioning, and can be linearly displaced relative to each other to form a bilateral linear displacement mode, and the two-toothed discs are connected to each other. The utility model is provided with a plurality of teeth which are in mesh with each other and have a slope shape, and the spiral ring cooperates with the two-toothed disc and a spring to form a free wheel mechanism, and the toothed disc has a bilateral linear displacement actuation effect. When stepping forward, the teeth between the two-toothed discs push each other to generate a transmission effect, and when the reverse backwards are moved, the equal-tooth slope sides slide with each other, and cooperate with the two-toothed disc and the hub The bilateral linear displacement between the main body and the rotor can separate the two-toothed disc and be in an idling state; the latter structure is integrally provided with a lateral annular ratchet on the inner end surface of the flywheel device, and the ratchet block is oriented The flywheel device has a side ring at the end The teeth are engaged with the end face of the flywheel device, and the ratchet block is normally placed in the collar by the action of the permanent magnet, the ratchet block is linearly displaceable relative to the collar, and the lateral annular ratchet of the other side flywheel device The system is fixed, so that the linear displacement mode of the unilateral type is formed between the ratchet block and the flower hub, and the unidirectional meshing transmission and the reverse tooth removal are idling.
惟，前者二習知相嚙合之棘齒，該等齒皆係呈坡狀，各該齒表面係由一斜面與另側之一垂直面相鄰接，使該齒具有預設高度，而與另一齒間具有一定之高度差，於該齒型碟片或棘齒塊線性作動之過程中，因各該齒之斜面接觸面積大，無法產生間隙，容易造成磨耗之情形，且摩擦力過大會使該齒型碟片、棘齒塊線性移動之速度變慢，並且各該齒之垂直面與高度差，容易使得棘輪作動時不順暢，影響該齒型碟片、棘齒塊之復位嚙合動作，亦使得棘齒結構之靈敏度變差，而影響棘輪傳導效益；再者，該齒型碟片與彈簧及棘輪塊與永久磁鐵與輪轂本體之軸桿間具有間隙，且該彈簧或永久磁鐵於組設時僅係套設於軸桿上，其兩端未做適當定位，使各構件於作動時容易產生偏斜，長期使用下容易影響棘輪結構之順暢性，整體結構確有待改良之必要者；故本發明人，針對前述問題進一步提供一具實用創新之雙邊式位移之花轂棘輪結構。However, the former two conventionally engage the ratchet teeth, the teeth are all sloped, and the surfaces of the teeth are adjacent to one of the other sides by a slope, so that the teeth have a preset height, and the other There is a certain height difference between the teeth. During the linear operation of the toothed disc or the ratchet block, the contact area of the inclined surface of each tooth is large, and no gap can be generated, which is easy to cause wear and excessive friction. The speed of linear movement of the toothed disc and the ratchet block is slow, and the difference between the vertical surface and the height of each of the teeth is easy to make the ratchet wheel not smooth when it is actuated, which affects the reset meshing action of the toothed disc and the ratchet block. The sensitivity of the ratchet structure is also deteriorated, and the ratchet conduction benefit is affected; further, the toothed disc has a gap between the spring and the ratchet block and the permanent magnet and the axle of the hub body, and the spring or permanent magnet is in the group The set is only sleeved on the shaft, and the two ends are not properly positioned, so that each member is easy to be deflected when it is actuated, and the smoothness of the ratchet structure is easily affected by long-term use, and the overall structure is necessary for improvement; The present invention Further providing a practical innovation bilateral displacement flower hub ratchet structure for the aforementioned problems.
有鑑於此，本發明所揭露雙邊式位移之花轂棘輪結構，其包含有：一輪轂座，其一側設有一孔，該孔內設有與該輪轂座軸孔平行之一第一滑動槽，且於該孔中央軸向設有一軸桿；一套筒座，其一側設有一孔，該孔內設有與該套筒座軸孔平行之一第二滑動槽；一驅動件，係為一環狀座體，其外周對應該第二滑動槽而設有複數齒，該驅動件之一側面軸向設有具錐面之一第一棘齒部，其係於徑向方向由呈三角形狀之二接面組成錐面狀，且其中一接面之表面積係小於另一接面之表面積，使該驅動件之齒與第二滑動槽相互嵌設，且使該驅動件於該第二滑動槽內作線性位移；一從動件，係為一環狀座體，其外周對應該第一滑動槽而設有複數齒，該從動件之一側面軸向設有與該第一棘齒部相互嚙合之具錐面之一第二棘齒部，使該從動件之齒與該第一滑動槽相互嵌設，且使該從動件於該第一滑動槽內作線性位移；一復位元件組，係於該輪轂座與從動件之間，及該套筒座與驅動件之間分別設有一復位元件；藉由上述構件，該驅動件可相對於套筒座作線性位移，且該從動件可相對於輪轂座作線性位移，提供雙邊式線性位移效果，又該第一、第二棘齒部間三角形之錐面設計，可減少接觸面積、降低磨耗，使該驅動件與從動件間之線性位移以稍微脫離嚙合狀態且產生間隙，而使其嚙合傳動及脫齒動作更為快速，且提升棘輪結構作動之靈敏度者。In view of the above, the double-displacement flower hub ratchet structure of the present invention comprises: a wheel hub seat having a hole on one side thereof, and the hole is provided with a first sliding slot parallel to the shaft hole of the hub seat And a shaft is arranged axially in the center of the hole; a sleeve seat is provided with a hole on one side thereof, and the hole is provided with a second sliding groove parallel to the shaft hole of the sleeve seat; a driving member An annular seat body having a plurality of teeth corresponding to the outer circumference of the second sliding groove, and one of the side surfaces of the driving member is axially disposed with a first ratchet portion having a tapered surface, which is in a radial direction The two junctions of the triangular shape form a cone shape, and the surface area of one of the joint surfaces is smaller than the surface area of the other joint surface, so that the teeth of the driving member and the second sliding groove are embedded with each other, and the driving member is disposed at the first The two sliding grooves are linearly displaced; a driven member is an annular seat body, and the outer circumference corresponds to the first sliding groove and is provided with a plurality of teeth, and one side of the driven member is axially disposed with the first a second ratchet portion having a tapered surface in which the ratchet portions are engaged with each other such that the teeth of the follower member and the first sliding groove are embedded And linearly displacing the follower in the first sliding slot; a reset component group is disposed between the hub seat and the follower, and a reset component is respectively disposed between the sleeve seat and the driving component By the above member, the driving member is linearly displaceable relative to the sleeve seat, and the follower member is linearly displaceable relative to the hub seat to provide a bilateral linear displacement effect, and the first and second ratchet portions are further The triangular pyramid surface design can reduce the contact area and reduce the wear, so that the linear displacement between the driving member and the driven member is slightly disengaged from the meshing state, and the gap is generated, so that the meshing transmission and the tooth removing action are faster, and Improve the sensitivity of the ratchet structure.
本發明目的之一即在提供一種雙邊式位移之花轂棘輪結構，係於一驅動件與一從動件間具有可相互嚙合之第一、第二棘齒部，其係於徑向方向由三角形且呈斜面之二接面形成錐面狀，可減少接觸面積，使該驅動件與從動件間線性位移以稍微脫離嚙合狀態且產生間隙，而使棘輪結構之嚙合傳動及脫齒動作更為快速且順暢，進而提升作動之靈敏度及棘輪傳導效益，以達極佳創新實用性者。One of the objects of the present invention is to provide a bilaterally displaced flower hub ratchet structure having first and second ratchet portions that are intermeshable between a drive member and a follower member, which are tied in a radial direction. The triangular joint and the inclined surface of the inclined surface form a tapered surface, which can reduce the contact area, linearly displace the driving member and the driven member to be slightly disengaged from the meshing state, and generate a gap, thereby making the meshing transmission and the tooth removing operation of the ratchet structure more It is fast and smooth, which enhances the sensitivity of the actuation and the ratcheting efficiency to achieve excellent innovation and practicality.
本發明目的之二即在提供一種雙邊式位移之花轂棘輪結構，係於輪轂座、驅動件、從動件及套筒座之間設有一套管，可提供該驅動件、從動件與復位元件間線性作動時之導正效果，以增進棘輪結構傳動效益者。The second object of the present invention is to provide a bilaterally displaced flower hub ratchet structure, which is provided with a sleeve between the hub seat, the driving member, the driven member and the sleeve seat, and the driving member and the driven member are provided. The positive effect of linear action between the components is reset to improve the efficiency of the ratchet structure transmission.
本發明目的之三即在提供一種雙邊式位移之花轂棘輪結構，該驅動件及從動件之一側分別設有阻擋部，可提供復位元件組設固定，以達穩固定位及組設便利性者。The third object of the present invention is to provide a bilaterally displaced flower hub ratchet structure, wherein the driving member and the driven member are respectively provided with a blocking portion, which can provide a reset component set and fixed to achieve stable fixing position and convenient assembly. Sex.
首先請參照第一圖至第七圖，本發明所提供之一種雙邊式位移之花轂棘輪結構，主要係設於一輪轂座(10)及一套筒座(20)之間，其包含有：設於該套筒座(20)內之一驅動件(30)、設於該輪轂座(10)內之一從動件(40)、及一復位元件組。First, please refer to the first to seventh figures. The double-sided displacement flower hub ratchet structure provided by the present invention is mainly disposed between a wheel hub (10) and a sleeve seat (20), which includes a driving member (30) disposed in the sleeve seat (20), a follower member (40) disposed in the hub seat (10), and a reset element group.
該輪轂座(10)，係為中空座體，該輪轂座(10)一側凹設有預設深度之一孔(11)，於該孔(11)內周環設有與該輪轂座(10)軸孔平行之一第一滑動槽(12)，其係於該孔(11)內周連續設有複數凹槽，且於該孔(11)中央軸向設有一軸桿(13)。The hub seat (10) is a hollow seat body, and one side of the wheel hub (10) is recessed with a predetermined depth (11), and the inner ring of the hole (11) is provided with the hub seat ( 10) One of the first sliding grooves (12) parallel to the shaft hole is continuously provided with a plurality of grooves in the inner circumference of the hole (11), and a shaft (13) is axially arranged in the center of the hole (11).
該套筒座(20)，係呈中空筒狀，其一側設有一孔(21)，於該孔(21)內周環設有與套筒座(20)軸孔平行之一第二滑動槽(22)，其係於該孔(21)內周連續設有複數凹槽。The sleeve seat (20) has a hollow cylindrical shape, and one hole (21) is disposed on one side thereof, and the inner circumference ring of the hole (21) is provided with a second sliding parallel to the shaft hole of the sleeve seat (20). The groove (22) is continuously provided with a plurality of grooves in the inner circumference of the hole (21).
該驅動件(30)，係為一環狀座體，其外周對應該第二滑動槽(22)而連續凸設有複數齒(31)，該驅動件(30)之一側面軸向設有一第一棘齒部(32)，其係連續環設有具錐面之複數凹部(33)或凸部，於本實施例中，該第一棘齒部(32)係設為複數凹部(33)，各該凹部(33)係於徑向方向凹設有二接面組接形成凹槽狀，其係由斜面狀之一第一接面(34)及一第二接面(35)所組成，該第一、第二接面(34)(35)表面皆呈三角形狀且相互鄰接成凹部(33)，其中該第一接面(34)之表面積係小於該第二接面(35)之表面積；該驅動件(30)遠離第一棘齒部(32)之一側面軸向延伸設有一阻擋部(36)，於本實施例中，其係於遠離該第一棘齒部(32)之一側面軸向延伸有一阻擋部(36)，於本實施例中，其係於遠離該第一棘齒部(32)之一側面軸向延伸且相對位置處設有柱狀之至少二阻擋部(36)；使該驅動件(30)之齒(31)與第二滑動槽(22)相互嵌設，且使該第一棘齒部(32)朝輪轂座(10)方向設置，並且該驅動件(30)可於第二滑動槽(22)內作線性位移。The driving member (30) is an annular seat body, and a plurality of teeth (31) are continuously protruded from the outer circumference corresponding to the second sliding groove (22), and one side of the driving member (30) is axially disposed. The first ratchet portion (32) is provided with a plurality of concave portions (33) or convex portions having a tapered surface in a continuous ring. In the embodiment, the first ratchet portion (32) is configured as a plurality of concave portions (33). Each of the recesses (33) is recessed in the radial direction and has two joint faces formed in a groove shape, which is formed by a first joint surface (34) and a second joint surface (35) The surface of the first and second joints (34) (35) are triangular in shape and adjoin each other to form a recess (33), wherein the surface area of the first joint (34) is smaller than the second joint (35) a surface area of the driving member (30) extending axially away from a side of the first ratchet portion (32), in the embodiment, being away from the first ratchet portion ( 32) One of the sides axially extends with a blocking portion (36). In this embodiment, it is axially extended away from one side of the first ratchet portion (32) and at least at a relative position is provided with a columnar shape. a second blocking portion (36); the teeth (31) and the second of the driving member (30) The sliding grooves (22) are embedded with each other, and the first ratchet portion (32) is disposed toward the hub seat (10), and the driving member (30) is linearly displaceable in the second sliding groove (22).
該從動件(40)，係為一環狀座體，其外周對應該第一滑動槽(12)而連續凸設有複數齒(41)；該從動件(40)之一側面軸向設有可與第一棘齒部(32)相嚙合之一第二棘齒部(42)，其係連續環設有具錐面之複數凸部(43)，各該凸部(43)係於徑向方向凸設有二接面以組接形成凸錐狀，其係由斜面狀之一第三接面(44)及一第四接面(45)所組成，該第三、第四接面(44)(45)表面皆呈三角形狀且相互鄰接成凸部(43)，其中該第三接面(44)之表面積係小於該第四接面(45)之表面積，且該凸部(43)之徑向方向具有三角形橫截面；該從動件(40)遠離第二棘齒部(42)之一側面軸向延伸設有一阻擋部(46)，於本實施例中，其係於遠離該第二棘齒部(42)之一側面軸向延伸且相對設有柱狀之至少二阻擋部(46)；使該從動件(40)之齒(41)與第一滑動槽(12)相互嵌設，使該第二棘齒部(42)朝套筒座(20)方向設置，並與該第一棘齒部(32)相互嚙合，使該第一、第三接面(34)(44)相互抵貼，且該第二、第四接面(35)(45)相互抵貼，並且該從動件(40)可於第一滑動槽內(12)作線性位移。The follower (40) is an annular seat body, and the outer circumference of the first sliding groove (12) is continuously convexly provided with a plurality of teeth (41); one side of the follower (40) is axially Provided with a second ratchet portion (42) engageable with the first ratchet portion (32), the continuous ring is provided with a plurality of convex portions (43) having a tapered surface, each of the convex portions (43) Two joint faces are convexly arranged in the radial direction to form a convex taper shape, which is composed of a third joint surface (44) and a fourth joint surface (45), which are the third and fourth portions. The surfaces of the joints (44) and (45) are triangular in shape and adjoin each other to form a convex portion (43), wherein the surface area of the third joint surface (44) is smaller than the surface area of the fourth joint surface (45), and the convex surface The radial direction of the portion (43) has a triangular cross section; the follower (40) extends axially away from a side of the second ratchet portion (42) to provide a blocking portion (46). In this embodiment, Attached to at least two blocking portions (46) extending axially away from one side of the second ratchet portion (42) and having a columnar shape; the teeth (41) of the follower (40) and the first sliding The grooves (12) are embedded with each other such that the second ratchet portion (42) is disposed toward the sleeve seat (20), and a ratchet portion (32) is engaged with each other such that the first and third joint faces (34) (44) abut each other, and the second and fourth joint faces (35) (45) abut each other, and The follower (40) is linearly displaceable in the first sliding groove (12).
該復位元件組，係於該輪轂座(10)與從動件(40)間設有一復位元件(50)，且於該套筒座(20)與驅動件(30)間設有一復位元件(50)，該復位元件(50)係可為一磁鐵組，其具有一第一磁件(51)及一第二磁件(52)，將該第一磁件(51)設於從動件(40)遠離第二棘齒部(42)之一側，且嵌設於該二阻擋部(46)之間，並將該第二磁件(52)設於輪轂座(10)之孔(12)內，且該第一、第二磁件(51)(52)間以相同磁性設置；另於該驅動件(30)遠離第一棘齒部(32)之一側設有第一磁件(51)，且嵌設於該二阻擋部(36)之間，並於該套筒座(20)之孔(21)內設有第二磁件(52)；該驅動件(30)與從動件(40)間藉第一、第二棘齒部(32)(42)呈相互嚙合狀態，同時配合各該復位元件(50)之設置，利用該第一、第二磁件(51)(52)間磁性同性相斥之特性，可提供該驅動件(30)朝向該從動件(40)轉動之一驅動力。The reset element group is provided with a reset element (50) between the hub seat (10) and the follower (40), and a reset element is disposed between the sleeve seat (20) and the driving member (30) ( 50) The reset component (50) may be a magnet group having a first magnetic component (51) and a second magnetic component (52), and the first magnetic component (51) is disposed on the follower (40) away from one side of the second ratchet portion (42), and embedded between the two blocking portions (46), and the second magnetic member (52) is disposed in the hole of the hub seat (10) ( 12), and the first and second magnetic members (51) (52) are disposed in the same magnetic state; and the first magnetic portion is disposed on a side of the driving member (30) away from the first ratchet portion (32) a member (51), and is embedded between the two blocking portions (36), and is provided with a second magnetic member (52) in the hole (21) of the sleeve seat (20); the driving member (30) The first and second magnetic members are interposed by the first and second ratchet portions (32) (42) with the follower member (40), and the first and second magnetic members are utilized by the arrangement of the reset elements (50). 51) The magnetic isotropic repelling characteristic between (52) provides a driving force for the driving member (30) to rotate toward the follower (40).
該套管(60)，其管徑係大於該軸桿(13)之管徑，且小於該驅動件(30)、從動件(40)及復位元件(50)等構件之孔徑，將該套管(60)係套設於輪轂座(10)與套筒座(20)間之軸桿(13)上，且位於該軸桿(13)與驅動件(30)、從動件(40)及復位元件(50)之間，以提供該驅動件(30)、從動件(40)及復位元件(50)作線性位移時之導正效果。The sleeve (60) has a diameter larger than a diameter of the shaft (13) and smaller than an aperture of the driving member (30), the follower (40) and the resetting member (50). The sleeve (60) is sleeved on the shaft (13) between the hub seat (10) and the sleeve seat (20), and is located on the shaft (13) and the driving member (30) and the follower (40) Between the reset element (50) and the reset element (50) to provide a direct displacement effect when the drive member (30), the follower (40) and the reset element (50) are linearly displaced.
當該套筒座(20)帶動驅動件(30)轉動時，其係藉由該驅動件(30)第一棘齒部(32)之第一接面(34)推頂從動件(40)第二棘齒部(42)之第三接面(44)，而傳動該輪轂座(10)作動；反之，當該套筒座(20)反向轉動時，該第一棘齒部(32)之第二接面(35)與第二棘齒部(42)之第四接面(45)間之斜面產生相對滑移，配合該驅動件(30)與套筒座(20)，及從動件(40)與輪轂座(10)間形成雙邊式之相對線性位移，則使該驅動件(30)與從動件(40)間稍微脫離嚙合狀態且線性位移產生一間隙(S)，以達脫齒動作且呈空轉狀態。When the sleeve seat (20) drives the driving member (30) to rotate, it pushes the driven member (40) by the first connecting surface (34) of the first ratchet portion (32) of the driving member (30). a third junction (44) of the second ratchet portion (42), and driving the hub seat (10) to operate; otherwise, when the sleeve seat (20) is rotated in the reverse direction, the first ratchet portion ( 32) The inclined surface between the second joint surface (35) and the fourth joint surface (45) of the second ratchet portion (42) is relatively slipped, and the driving member (30) and the sleeve seat (20) are matched. And forming a bilateral linear relative displacement between the follower member (40) and the hub seat (10), so that the driving member (30) and the follower member (40) are slightly disengaged from each other and the linear displacement generates a gap (S ), in order to achieve the tooth removal action and idling.
藉由上述構件，該驅動件(30)、從動件(40)及復位元件(50)係同步於輪轂座(10)及套筒座(20)內線性作動，形成雙邊式之線性位移，且利用該第一、第二棘齒部(32)(42)間之若干錐面相互嚙合，各該第一、第二棘齒部(32)(42)係分別由二個三角形狀之接面組成錐面狀，可減少接觸面積，有效降低磨耗，使該驅動件(30)與從動件(40)間之線性位移以稍微脫離嚙合狀態且產生間隙(S)，使嚙合動作及脫齒動作更為快速，且增進驅動件(30)與從動件(40)之復位速度，進而提高整體棘輪結構之靈敏度及棘輪傳導效益。With the above components, the driving member (30), the follower member (40) and the resetting member (50) are linearly actuated in synchronization with the hub seat (10) and the sleeve seat (20) to form a bilateral linear displacement. And the plurality of tapered surfaces between the first and second ratchet portions (32) (42) are engaged with each other, and each of the first and second ratchet portions (32) (42) is respectively connected by two triangular shapes. The surface is formed into a conical shape, which can reduce the contact area, effectively reduce the wear, and linearly displace the driving member (30) and the follower (40) to be slightly disengaged from the meshing state and generate a gap (S), so as to engage and disengage. The tooth movement is faster, and the reset speed of the driving member (30) and the follower member (40) is improved, thereby improving the sensitivity of the overall ratchet structure and the ratcheting conduction benefit.
為供進一步瞭解本發明構造特徵、運用技術手段及所預期達成之功效，茲將本發明使用方式加以敘述如下：本發明係將該套管(60)套設於軸桿(13)上，並使該復位元件(50)與從動件(40)套設於套管(60)上，且設置於該輪轂座(10)之孔(12)內，接著將另一復位元件(50)與該驅動件(30)套設於套筒座(20)之孔(21)內，再將該套筒座(20)與套管(60)相互穿設，使該驅動件(30)與復位元件(50)套設於套管(60)上，且使該第一、第二棘齒部(32)(42)相互嚙合，即組設完成。In order to further understand the structural features, technical means and desired effects of the present invention, the manner of use of the present invention will be described as follows: The present invention sets the sleeve (60) on the shaft (13), and The reset element (50) and the follower (40) are sleeved on the sleeve (60), and disposed in the hole (12) of the hub seat (10), and then the other reset element (50) is The driving member (30) is sleeved in the hole (21) of the sleeve seat (20), and the sleeve seat (20) and the sleeve (60) are mutually penetrated to make the driving member (30) and the reset The component (50) is sleeved on the sleeve (60), and the first and second ratchet portions (32) (42) are engaged with each other, that is, the assembly is completed.
本發明之使用，如第五～六圖所示，該驅動件(30)之第一棘齒部(32)與從動件(40)之第二棘齒部(42)相互嚙合，配合各該復位元件(50)之彈力推頂，藉由該套筒座(20)之轉動，使該第一接面(34)與第三接面(44)相互推頂，而傳動該輪轂座(10)作動，以達嚙合傳動動作；當反向轉動時，如第七圖所示，該第二接面(35)與第四接面(45)間產生斜面相對滑移，使該第一接面(34)與第三接面(44)間稍微脫離嚙合狀態且線性位移產生間隙(S)，即可達脫齒動作，接著配合各該復位元件(50)之彈力推動，以將該驅動件(30)與從動件(40)復位，且使該第一、第二棘齒部(32)(42)相互嚙合。In the use of the present invention, as shown in the fifth to sixth figures, the first ratchet portion (32) of the driving member (30) and the second ratchet portion (42) of the follower member (40) are engaged with each other. The elastic force of the resetting member (50) pushes the first joint (34) and the third joint (44) to each other by the rotation of the sleeve (20), and the hub is driven (10) actuating to achieve the meshing transmission action; when rotating in the reverse direction, as shown in the seventh figure, the inclined surface is relatively slipped between the second joint surface (35) and the fourth joint surface (45), so that the first a slight disengagement between the joint (34) and the third joint (44) and linear displacement produces a gap (S), which can achieve the tooth removal action, and then cooperate with the elastic force of each of the reset elements (50) to The driving member (30) and the follower (40) are reset, and the first and second ratchet portions (32) (42) are engaged with each other.
請參照第八～十圖所示，係為本發明之另一實施例，其中該復位元件(50)係可設為彈性件(53)，於本實施例中，該彈性件(53)係為彈簧，其係於輪轂座(10)孔(11)與從動件(40)間設有彈性件(53)，且該彈性件(53)之一側係嵌設於從動件(40)之阻擋部(46)之間，並於該套筒座(20)與驅動件(30)間設有彈性件(53)，且該彈性件(53)之一側係嵌設於驅動件(30)之阻擋部(36)之間；該驅動件(30)與從動件(40)間藉第一、第二棘齒部(32)(42)呈相互嚙合狀態，同時配合各該彈性件(53)之設置，利用該彈性件(53)彈性頂撐之特性，同樣可提供該驅動件(30)朝向從動件(40)轉動之一驅動力。Please refer to the eighth to tenth embodiments, which are another embodiment of the present invention, wherein the resetting member (50) can be configured as an elastic member (53). In the embodiment, the elastic member (53) is It is a spring which is provided with an elastic member (53) between the hole (11) of the hub seat (10) and the driven member (40), and one side of the elastic member (53) is embedded in the follower (40). Between the blocking portions (46), an elastic member (53) is disposed between the sleeve seat (20) and the driving member (30), and one side of the elastic member (53) is embedded in the driving member Between the blocking portions (36) of (30); the driving member (30) and the follower member (40) are in mesh with each other by the first and second ratchet portions (32) (42), and at the same time The elastic member (53) is arranged to provide a driving force for the driving member (30) to rotate toward the follower member (40) by utilizing the characteristics of the resilient member (53).
本發明之棘輪結構，該驅動件(30)與從動件(40)間具有可相互嚙合之第一、第二棘齒部(32)(42)，該第一、第二棘齒部(32)(42)間相對設置之各該凹部(33)及凸部(43)，係於徑向方向由三角形且呈斜面之二接面形成錐面狀，且各該凹部(33)及凸部(43)一側相對之一接面表面積較小，可減少接觸面積，使該驅動件(30)與從動件(40)間可呈低摩擦力狀態，當反向轉動時，能使該驅動件(30)與從動件(40)間之線性位移以稍微脫離嚙合狀態且產生間隙(S)，並配合該復位元件(50)之設置以達復位之效果，可使棘輪結構之嚙合傳動及脫齒動作更為快速且順暢，有效降低磨耗，進而提升棘輪結構作動之靈敏度，且提升棘輪傳導效益，整體結構確達極佳創新實用性者；再者，該輪轂座(10)之軸桿(13)與驅動件(30)、從動件(40)及套筒座(20)之間套設有套管(60)，可提供該驅動件(30)、從動件(40)與復位元件(50)間線性作動時之導正效果，可避免各構件作動時產生偏斜狀況，以增進棘輪結構傳動效益之便利實用性者。In the ratchet structure of the present invention, the driving member (30) and the follower (40) have first and second ratchet portions (32) (42) that are in mesh with each other, and the first and second ratchet portions ( 32) Each of the concave portion (33) and the convex portion (43) disposed opposite to each other in (42) is formed in a tapered shape by a triangular and beveled surface in a radial direction, and each of the concave portions (33) and the convex portion The surface area of one side of the portion (43) is relatively small, which can reduce the contact area, so that the driving member (30) and the follower member (40) can be in a low friction state, and when rotated in the reverse direction, The linear displacement between the driving member (30) and the follower (40) is slightly disengaged from the meshing state and a gap (S) is generated, and the reset element (50) is arranged to achieve the effect of resetting, so that the ratchet structure can be The meshing transmission and the tooth removal action are faster and smoother, effectively reducing the wear, thereby improving the sensitivity of the ratchet structure actuation, and improving the ratcheting transmission efficiency, and the overall structure is excellent in innovation and practicality; further, the wheel hub (10) A sleeve (60) is disposed between the shaft (13) and the driving member (30), the driven member (40) and the sleeve seat (20), and the driving member (30) and the driven member are provided ( 40) and Bit element (50) when the conduction between the positive effect linear actuators, skew condition can be avoided when the respective actuating member in order to enhance the transmission efficiency of the ratchet structure by practical convenience.
該驅動件(30)及從動件(40)遠離各該第一、第二棘齒部(32)(42)之一側分別設有阻擋部(36)(46)，可提供該復位元件(50)之組設定位功效，避免該復位元件(50)作動時產生偏斜或脫出之情事，以達穩固定位及組設便利性者。The driving member (30) and the follower (40) are respectively provided with a blocking portion (36) (46) away from one side of each of the first and second ratchet portions (32), and the resetting member is provided The group of (50) sets the bit function to avoid the occurrence of skew or disengagement when the reset element (50) is actuated, so as to stabilize the fixed position and set the convenience.
綜合上述，本發明所揭露之「雙邊式位移之花轂棘輪結構」，係提供一種低磨耗之棘輪結構，係利用具若干錐面之棘齒相互嚙合，各該棘齒係由三角形之二接面組成錐面狀，且其中一接面之表面積較小，可減少接觸面積，以降低該驅動件(30)與從動件(40)間之摩擦阻力，配合該驅動件(30)與從動件(40)間雙邊式之線性位移，以稍微脫離嚙合狀態且產生間隙(S)，而使其嚙合傳動及脫齒動作更為快速且順暢，進而提升棘輪結構作動之靈敏度，且有效提升棘輪傳導效益，俾使整體確具產業實用性及創新效益，且其構成結構又未曾見於諸書刊或公開使用，誠符合發明專利申請要件，懇請 鈞局明鑑，早日准予專利，至為感禱。In summary, the "bilateral displacement flower hub ratchet structure" disclosed in the present invention provides a low-wear ratchet structure which is engaged with each other by a ratchet having a plurality of tapered surfaces, each of which is connected by a triangle. The surface is tapered, and the surface area of one of the joints is small, the contact area can be reduced to reduce the frictional resistance between the driving member (30) and the driven member (40), and the driving member (30) and the slave are matched. The linear displacement between the moving parts (40) is slightly disengaged from the meshing state and the gap (S) is generated, so that the meshing transmission and the tooth removing action are faster and smoother, thereby improving the sensitivity of the ratchet structure actuation and effectively improving The effect of ratcheting transmission makes the whole industry practical and innovative, and its structure has not been seen in books or public use. It is in line with the requirements for invention patent applications, and it is requested to express the patents at an early date.
需陳明者，以上所述乃是本發明之具體實施例及所運用之技術原理，若依本發明之構想所作之改變，其所產生之功能作用仍未超出說明書及圖式所涵蓋之精神時，均應在本發明之範圍內，合予陳明。It is to be understood that the above is a specific embodiment of the present invention and the technical principles applied thereto, and the functional effects produced by the concept of the present invention are still beyond the spirit of the specification and drawings. In the meantime, it should be combined with Chen Ming within the scope of the present invention.
(10)．．．輪轂座(10). . . Wheel hub
(11)．．．孔(11). . . hole
(12)．．．第一滑動槽(12). . . First sliding slot
(13)．．．軸桿(13). . . Shaft
(20)．．．套筒座(20). . . Sleeve seat
(21)．．．孔(twenty one). . . hole
(22)．．．第二滑動槽(twenty two). . . Second sliding slot
(30)．．．驅動件(30). . . Drive
(31)．．．齒(31). . . tooth
(32)．．．第一棘齒部(32). . . First ratchet
(33)．．．凹部(33). . . Concave
(34)．．．第一接面(34). . . First junction
(35)．．．第二接面(35). . . Second junction
(36)．．．阻擋部(36). . . Blocking
(40)．．．從動件(40). . . Follower
(41)．．．齒(41). . . tooth
(42)．．．第二棘齒部(42). . . Second ratchet
(43)．．．凸部(43). . . Convex
(44)．．．第三接面(44). . . Third junction
(45)．．．第四接面(45). . . Fourth junction
(46)．．．阻擋部(46). . . Blocking
(50)．．．復位元件(50). . . Reset element
(51)．．．第一磁件(51). . . First magnetic piece
(52)．．．第二磁件(52). . . Second magnetic piece
(53)．．．彈性件(53). . . Elastic part
(60)．．．套管(60). . . casing
(S)．．．間隙(S). . . gap
第一圖為本發明一較佳實施例之立體外觀圖。The first figure is a perspective view of a preferred embodiment of the present invention.
第二圖為本發明一較佳實施例之立體分解圖。The second figure is an exploded perspective view of a preferred embodiment of the present invention.
第三圖為本發明一較佳實施例驅動件之橫截面圖。Figure 3 is a cross-sectional view of a drive member in accordance with a preferred embodiment of the present invention.
第四圖為本發明一較佳實施例從動件之橫截面圖。Figure 4 is a cross-sectional view of a follower of a preferred embodiment of the present invention.
第五圖為本發明一較佳實施例之組合剖面示意圖。Figure 5 is a schematic cross-sectional view of a preferred embodiment of the present invention.
第六圖為本發明一較佳實施例之組合剖面放大圖。Figure 6 is an enlarged cross-sectional view showing a combination of a preferred embodiment of the present invention.
第七圖為本發明一較佳實施例脫齒狀態之組合剖面放大圖。Figure 7 is an enlarged cross-sectional view showing a combined configuration of a de-toothed state in accordance with a preferred embodiment of the present invention.
第八圖為本發明另一實施例之立體分解圖。Figure 8 is an exploded perspective view of another embodiment of the present invention.
第九圖為本發明另一實施例之組合剖面示意圖。Figure 9 is a schematic cross-sectional view showing a combination of another embodiment of the present invention.
第十圖為本發明另一實施例之組合剖面放大圖。Figure 11 is an enlarged cross-sectional view showing a combined structure of another embodiment of the present invention.
(10)．．．輪轂座(10). . . Wheel hub
(11)．．．孔(11). . . hole
(12)．．．第一滑動槽(12). . . First sliding slot
(13)．．．軸桿(13). . . Shaft
(20)．．．套筒座(20). . . Sleeve seat
(21)．．．孔(twenty one). . . hole
(22)．．．第二滑動槽(twenty two). . . Second sliding slot
(30)．．．驅動件(30). . . Drive
(31)．．．齒(31). . . tooth
(32)．．．第一棘齒部(32). . . First ratchet
(33)．．．凹部(33). . . Concave
(34)．．．第一接面(34). . . First junction
(35)．．．第二接面(35). . . Second junction
(36)．．．阻擋部(36). . . Blocking
(40)．．．從動件(40). . . Follower
(41)．．．齒(41). . . tooth
(42)．．．第二棘齒部(42). . . Second ratchet
(43)．．．凸部(43). . . Convex
(44)．．．第三接面(44). . . Third junction
(45)．．．第四接面(45). . . Fourth junction
(46)．．．阻擋部(46). . . Blocking
(50)．．．復位元件(50). . . Reset element
(51)．．．第一磁件(51). . . First magnetic piece
(52)．．．第二磁件(52). . . Second magnetic piece
(60)．．．套管(60). . . casing
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100132571A TW201311477A (en) | 2011-09-09 | 2011-09-09 | Two-sided displacement hub ratchet structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW100132571A TW201311477A (en) | 2011-09-09 | 2011-09-09 | Two-sided displacement hub ratchet structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW201311477A true TW201311477A (en) | 2013-03-16 |
Family
ID=48482312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW100132571A TW201311477A (en) | 2011-09-09 | 2011-09-09 | Two-sided displacement hub ratchet structure |
Country Status (1)
| Country | Link |
|---|---|
| TW (1) | TW201311477A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI647128B (en) * | 2018-02-06 | 2019-01-11 | 德安百世實業股份有限公司 | Hub assembly with a magnetic control slutch |
| TWI655110B (en) * | 2018-02-06 | 2019-04-01 | 德安百世實業股份有限公司 | Flower hub with detached ratchet surface |
| TWI724910B (en) * | 2020-05-22 | 2021-04-11 | 威打貿易有限公司 | Hub |
| CN113060240A (en) * | 2017-05-30 | 2021-07-02 | 株式会社岛野 | Bicycle rear sprocket assembly |
-
2011
- 2011-09-09 TW TW100132571A patent/TW201311477A/en unknown
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113060240A (en) * | 2017-05-30 | 2021-07-02 | 株式会社岛野 | Bicycle rear sprocket assembly |
| CN113060240B (en) * | 2017-05-30 | 2022-08-19 | 株式会社岛野 | Bicycle rear chain wheel assembly |
| TWI647128B (en) * | 2018-02-06 | 2019-01-11 | 德安百世實業股份有限公司 | Hub assembly with a magnetic control slutch |
| TWI655110B (en) * | 2018-02-06 | 2019-04-01 | 德安百世實業股份有限公司 | Flower hub with detached ratchet surface |
| TWI724910B (en) * | 2020-05-22 | 2021-04-11 | 威打貿易有限公司 | Hub |
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