五、新型說明： 【新型所屬之技術領域】 本創作係與自行車有關，特別是一種自行車之可調式 座管結構。 【先前技術】 …騎乘自行車已是熱門的休閒運動，騎乘時的舒適感逐 ^ =到重視。在不同的使用情境下，騎乘者將有不同的騎 乘姿勢’例如自行車於高速或長距離行駛時，騎乘者多半 會使上半身向雜崎低風阻並減少身體的負擔，，因此， 為了因應騎乘者姿勢調整的方便與舒適，業界設計出具有 調整座整前後位置或角度功能的自行車座墊。例如台灣第 M345022號新型專利所揭露之—種自行車之座塾立管結 構，其主要包含有一座管、一調整組以及一夾持組。該調 整組具有-設於該座管上方之導引座、以及一跨設於該導 引座上方之滑座。該滑座係利用二導螺栓穿設於該滑座預 疋邛位，且伸設至該導引座之導引槽中而與該導引座結 合，且各該導螺栓末端與一設於該導引槽中之鎖固件相互 螺合，藉此’該滑座可於該導引座上作線徑位移。該夾持 組設於該滑座上方並可隨該滑座侧步線徑位移，且該夾 持組可穩固夾持-座墊下方支架。藉由上述構件的組合， 該夾持組可隨該滑座於該導引座上作同步線徑位移，而達 到調整座墊前後位置的功效。 然而，前述結構在長時間使用下，該滑座與該導引座 M397936 之間的鎖固難免會有鬆脫的情形發生’尤其該鎖固件可以 在導引槽中自由滑動’一旦在使用者騎乘時發生導螺^與 鎖固件鬆脫的狀況，由於該座墊受到騎乘者自身 7了 及騎乘時加速度所施加的力量，該滑座將相對該導弓丨座產 生嚴重的偏擺，除了可能導致此處結構的損壞之外更可 能影響使用者的騎乘安全，因此有待進一步改善的空間。 【新型内容】 本創作之目的在於提供一種自行車之可調式座管結 構，其特殊樞軸設計的鎖固組件，可解決上述習知技術之 缺點。 為達上揭目的，本創作所提供一種自行車之可調式座 官結構，其包含有一座管、一滑塊、一鎖固組件以及一夾 制組。該座管具有一管體及一導引座設於該管體頂端；該 滑塊可直線位移地設於該導引座上方，並具有一通孔貫穿 該滑塊之頂、底面；該鎖固組件具有一鎖固塊及一連接桿， δ亥鎖固塊可轉動地設於該導引座中，該連接桿具有一第一 端可移動地連接於該鎖固塊、以及一第二端樞設於該滑塊 上且位於該通孔中；該夾制組設於該滑塊上方用以夾持一 座塾。藉此’以該連接桿第一端連接於該鎖固塊且第二端 樞設於該滑塊上的方式，使該滑塊更穩固地固設於該導引 座上。 【實施方式】 4 M397936 茲配合圖式列舉以下一較佳實施例，用以對本創作之 結構及功效進行詳細說明，其中： 第一圖係本創作一較佳實施例之立體圖； 第二圖係本創作一較佳實施例之立體分解圖； 第三圖係第一圖沿3-3方向之局部剖視圖； 第四圖係第一圖沿4-4方向之局部剖視圖； 第五圖係本創作一較佳實施例之座墊直線位移變化 圖；以及 第六圖係本創作一較佳實施例之座墊角度變化圖。 請參閱第一圖至第四圖，本創作一較佳實施例所提供 自行車之可調式座管結構10包含有一座管20、一滑塊30、 一鎖固組件40、一夾制組5〇、二固定件60以及二墊片70。 該座管20具有一管體21及一設於該管體21頂端的導 引座22 ’該導引座22係以(但不限於)焊接接合方式固設於 該管體21頂端’且該導引座22具有一設於其頂面的第一 齒部23、一位於其内部之容槽24、以及二分別位於該導引 座22之兩相對側且連通該容槽24與外界之穿孔25。該第 一齒部23係為二排鋸齒分設於該導引座22頂面兩側並 部伤覆蓋該容槽24頂部而形成一長形開口。 該滑塊30係可直線位移地設於該導引座22上方，該 /月塊30的頂面為一凸弧面，其底面係為一凹弧面，並具有 一由該滑塊30底面一體延伸而出的第二齒部31、二貫穿 5亥滑塊30之頂、底面且位於該第二齒部31兩側的長槽孔 32 貝穿该滑塊之頂、底面的通孔33，以及位於該 5 M397936 第二齒部31頂面且連通該通孔33的一凹槽34。該第二齒 部31係為一凸塊为δ又於该通孔33兩側，該二凸塊底端各 具有一排鋸齒分別與該第一齒部23之二排鋸齒嚙合，且該 二凸塊間相隔預定距離而具有一容置空間，該容置空間與 該通孔33連通。 該鎖固組件40具有一鎖固塊41及一連接桿42。該鎖 固塊41係為圓枉狀而可以其兩端分別穿設於該導引座22 之二穿孔25，而可轉動地容置於該導引座22之容槽24 中，該鎖固塊41中央則具有一貫孔43。該連接桿42係為 · 具有相對第一端44與第一端45的一螺检，可穿設於該滑 塊30之通孔33而以該第一端44螺合於該貫孔43，使該 連接桿42可沿該貫孔43進行軸向移動；另外，該連接桿 42第二端45更套設有一半圓柱狀的限位塊46，將該連接 桿42第二端45限位於該凹槽34中，藉由該鎖固組件40 可以將該滑座30固定於該導引座22。 該失制組50係設於該滑塊30上且由一下蓋51及一上 · 蓋52所組成，該下蓋51具有二由其兩對側向内凹設且分 別與該二長槽孔32連通之下穿設部53，以及二分設於該 下蓋51兩相對侧頂面之下溝槽54;該上蓋52具有圓孔狀 且分別與該二下穿設部53連通的二上穿設部55，以及設 於該上蓋52底面且與該二下溝槽54相對應之二上溝槽 56 ’因此該下溝槽54與該上溝槽56可用以夾持一座墊的 一定位桿。 該二固定件60係為二螺栓，並分別依序穿過該滑塊 6 M397936 3〇之長槽孔32、該下蓋51之下穿設部53、以及該上蓋52 之上穿設部55而將該夾制組5G固定於該滑塊3〇頂面。 該一墊片70係分別套設於該二固定件60上，且各該 墊片70的頂面形成—齒紋狀凸弧面抵接於該滑塊3〇底 面，用以增加該墊片70與該滑塊3〇底面間的摩擦力。 請再參閱第五圖’當欲調整座塾之前後位置時，係先 將該鎖固組件40之連接桿42旋鬆，使該滑塊3〇與該導引 座22間產生可調整的空間，再將該滑塊3〇連同該夾制組 50與座墊提起往預定位置直線移動，此時，該連接桿42 以該鎖固塊41為支點偏移一預定角度並同時帶動該鎖固 塊41轉動，且該限位塊46亦會相對該凹槽34轉動，當該 滑塊30到達預定位置後’即旋緊該連接桿42，該限位塊 46會與該凹槽34緊密地嵌合，致使該滑塊30穩固地固定 在該導引座22上。 請再參考第六圖，當欲調整座墊之傾仰角度時，係先 將該固定件60旋鬆’使該夾制組5〇與該滑塊30之間產生 縫隙’再依所需角度，將該夾制組50連同座墊沿該滑塊 30頂面滑動’同時該固定件60的桿身在該長槽孔32内移 動，當達到所需角度時，即旋緊該固定件60，使該夾制組 50穩固地固定在該滑塊30上。 綜合以上所陳，該座管結構10係透過該滑塊30可直 線位移地設於該導W座22上，且該導引座22具有足夠使 該滑塊30直線位移的空間，而可使座墊具有較大的前、後 位移調整量。再者，該滑塊30與該導引座22間係以鋸齒 7 M397936 狀齒部相互嚙合的方式，使該滑塊30更穩固地設於該導引 座 22 κ。V. New description: [New technical field] The creation department is related to bicycles, especially a bicycle seat tube structure. [Prior Art] ... riding a bicycle is a popular leisure sport, and the comfort when riding is ^= to pay attention. In different usage scenarios, the rider will have different riding postures. For example, when the bicycle is driving at high speed or long distance, the rider will mostly lower the upper body to the wind and reduce the burden on the body. Therefore, In response to the convenience and comfort of the rider's posture adjustment, the industry has designed bicycle seat cushions that have the function of adjusting the position and angle of the seat. For example, the bicycle seat truss structure disclosed in the new patent No. M345022 of Taiwan, which mainly comprises a tube, an adjustment group and a clamping group. The adjustment set has a guide seat disposed above the seat tube and a slide seat spanning over the guide seat. The sliding seat is inserted into the pre-clamping position of the sliding seat by using two guiding bolts, and is extended into the guiding groove of the guiding seat to be coupled with the guiding seat, and each of the guiding bolt ends is disposed at The locking members in the guiding groove are screwed to each other, whereby the sliding seat can be linearly displaced on the guiding seat. The clamping group is disposed above the sliding seat and is displaceable along the side line diameter of the sliding seat, and the clamping group can stably hold the bracket below the seat cushion. By the combination of the above components, the clamping group can be synchronized with the sliding seat on the guiding seat to achieve the effect of adjusting the position of the seat cushion. However, when the foregoing structure is used for a long time, the locking between the sliding seat and the guiding seat M397936 is inevitably loosened. In particular, the locking member can slide freely in the guiding groove. Once in the user When the ride is caught, the guide screw and the lock release are released. Since the seat cushion is subjected to the force exerted by the rider 7 and the acceleration at the time of riding, the slide will be severely biased relative to the guide bow seat. The pendulum, in addition to possibly causing damage to the structure herein, is more likely to affect the ride safety of the user, and thus there is room for further improvement. [New content] The purpose of this creation is to provide an adjustable seat tube structure for a bicycle, and a special pivot-designed locking assembly that solves the above-mentioned shortcomings of the prior art. In order to achieve the above, the present invention provides an adjustable seat structure for a bicycle, which comprises a tube, a slider, a locking component and a clamping group. The seat tube has a tube body and a guiding seat disposed on the top end of the tube body; the slider is linearly displaceably disposed above the guiding seat, and has a through hole penetrating the top and bottom surfaces of the sliding block; The assembly has a locking block and a connecting rod, and the δ hai locking block is rotatably disposed in the guiding seat, the connecting rod has a first end movably coupled to the locking block, and a second end The utility model is disposed on the slider and located in the through hole; the clamping group is disposed above the slider for clamping a concrete. Thereby, the slider is fixedly fixed to the guide seat in such a manner that the first end of the connecting rod is connected to the locking block and the second end is pivoted on the sliding block. [Embodiment] 4 M397936 The following description of the preferred embodiment is provided to illustrate the structure and function of the present invention. The first drawing is a perspective view of a preferred embodiment of the present invention; An exploded perspective view of a preferred embodiment of the present invention; a third partial cross-sectional view of the first image taken along the 3-3 direction; and a fourth partial cross-sectional view of the first image taken along the 4-4 direction; A diagram of a linear displacement change of a seat cushion of a preferred embodiment; and a sixth diagram of a change in the angle of the seat cushion of a preferred embodiment of the present invention. Referring to the first to fourth figures, the adjustable seat tube structure 10 of the bicycle provided by the preferred embodiment includes a tube 20, a slider 30, a locking assembly 40, and a clamping group 5〇. , two fixing members 60 and two spacers 70. The seat tube 20 has a tubular body 21 and a guiding seat 22 disposed at the top end of the tubular body 21. The guiding seat 22 is fixed to the top end of the tubular body 21 by, but not limited to, welding engagement and The guiding seat 22 has a first tooth portion 23 disposed on a top surface thereof, a receiving groove 24 disposed therein, and two perforations respectively located on opposite sides of the guiding seat 22 and communicating the receiving groove 24 with the outside. 25. The first tooth portion 23 is formed by two rows of serrations disposed on two sides of the top surface of the guiding seat 22 and covering the top of the receiving groove 24 to form an elongated opening. The slider 30 is disposed above the guiding seat 22 in a linearly displaceable manner. The top surface of the moon block 30 is a convex arc surface, and the bottom surface thereof is a concave curved surface and has a bottom surface of the slider 30. The second tooth portion 31 extending integrally and extending through the top and bottom surfaces of the fifth block slider 30 and the long slot 32 on both sides of the second tooth portion 31 pass through the through hole 33 of the top and bottom surfaces of the slider And a groove 34 located on the top surface of the 5 M397936 second tooth portion 31 and communicating with the through hole 33. The second tooth portion 31 is a protrusion δ and a side of the through hole 33. The bottom ends of the two protrusions each have a row of serrations respectively meshing with the two rows of serrations of the first tooth portion 23, and the two The bumps have a receiving space separated by a predetermined distance, and the receiving space communicates with the through hole 33. The locking assembly 40 has a locking block 41 and a connecting rod 42. The locking block 41 is formed in a circular shape, and the two ends of the locking block 41 are respectively disposed in the two through holes 25 of the guiding seat 22, and are rotatably received in the receiving groove 24 of the guiding seat 22. The center of the block 41 has a constant aperture 43. The connecting rod 42 is configured to have a threaded inspection relative to the first end 44 and the first end 45. The connecting rod 42 is threaded through the through hole 33 of the slider 30 and the first end 44 is screwed to the through hole 43. The connecting rod 42 can be axially moved along the through hole 43; in addition, the second end 45 of the connecting rod 42 is further sleeved with a semi-cylindrical limiting block 46, and the second end 45 of the connecting rod 42 is limited to In the groove 34, the sliding block 30 can be fixed to the guiding seat 22 by the locking component 40. The faulty group 50 is disposed on the slider 30 and is composed of a lower cover 51 and an upper cover 52. The lower cover 51 has two recesses laterally inwardly and respectively spaced apart from the two slots. a 32-connecting lower portion 53 and a groove 54 disposed on the opposite side top surfaces of the lower cover 51; the upper cover 52 having a circular hole shape and respectively communicating with the two lower through portions 53 a portion 55, and two upper grooves 56' disposed on the bottom surface of the upper cover 52 and corresponding to the two lower grooves 54. Therefore, the lower groove 54 and the upper groove 56 can be used to hold a positioning rod of a mat. The two fixing members 60 are two bolts, and sequentially pass through the long slot 32 of the slider 6 M397936 3〇, the lower through portion 51 of the lower cover 51, and the through portion 55 of the upper cover 52. The clamping group 5G is fixed to the top surface of the slider 3. The spacers 70 are respectively sleeved on the two fixing members 60, and the top surface of each of the spacers 70 is formed with a serrated convex arc surface abutting against the bottom surface of the slider 3 to increase the spacer. The friction between the 70 and the bottom surface of the slider 3. Please refer to the fifth figure again. When the position of the front and rear of the seat is to be adjusted, the connecting rod 42 of the locking assembly 40 is first loosened to make an adjustable space between the sliding block 3 and the guiding seat 22. And moving the slider 3〇 together with the clamping group 50 and the seat cushion to a predetermined position, and the connecting rod 42 is offset by a predetermined angle with the locking block 41 as a fulcrum and simultaneously drives the locking The block 41 is rotated, and the limiting block 46 is also rotated relative to the groove 34. When the slider 30 reaches the predetermined position, the connecting rod 42 is tightened, and the limiting block 46 is closely spaced with the groove 34. The fitting causes the slider 30 to be firmly fixed to the guide seat 22. Please refer to the sixth figure. When you want to adjust the tilt angle of the seat cushion, first loosen the fixing member 60 to make a gap between the clamping group 5〇 and the slider 30. The clamping group 50 is slid along the top surface of the slider 30 together with the seat cushion while the shaft of the fixing member 60 moves in the long slot 32, and when the desired angle is reached, the fixing member 60 is screwed. The clamping set 50 is firmly fixed to the slider 30. In summary, the seat tube structure 10 is linearly displaceably disposed on the guide W seat 22 through the slider 30, and the guide seat 22 has a space sufficient for linearly displacing the slider 30. The seat cushion has a large amount of front and rear displacement adjustment. Furthermore, the slider 30 and the guide seat 22 are arranged such that the serrations 7 M397936 are engaged with each other, so that the slider 30 is more stably disposed on the guide seat 22 κ.
^在此必須強調的是，該座管結構10更透過具有樞軸設 β十的鎖固組件40 ’該限位塊46會隨著該滑塊30於該導引 座22上不同位置的變化與該凹槽34間的嵌合狀態均是相 當緊密，強化兩構件間接合的穩定度，進而增加該結構的 使用壽命’即使長時間使用下所導致該滑塊3 0與該導引座 22間有鬆脫的情形發生，該鎖固組件4〇亦會減緩於騎乘 中座墊偏擺所致的結構損壞，並提高使用者騎乘時的安全 性。 王 再者，依據本創作之精神，上述實施例之結構可變化 如下：該滑塊30長槽孔32的數量可依需要為一個或一個 以上，相對地’該夾制組5〇下蓋51的下穿設部幻的數量 以及上蓋52的上穿設部55的數量亦同。此外，該滑塊邓 與該導引座22之間係以齒部相互喃合的方式，使該滑塊 3〇可直線位移地在該導引座η上移動，亦可透過兩構 之間以刻槽相互嵌合的方式達到相同的功效。 · 最後，必須再次說明’本創作於前揭實施例中所揭露_ 之構成元件，僅為舉例說明，並非用來限制本案之範圍， 其他等效元件的替代或變化，亦應為本案之申請專利範 戶斤涵蓋。 阁 【圖式簡單說明】 第一圖係本創作—較佳實施例之立體圖； 第二圖係本創作-_實_之讀分解圖； 8 M397936 第三圖係第一圖沿3-3方向之局部剖視圖； 第四圖係第一圖沿4-4方向之局部剖視圖； 第五圖係本創作一較佳實施例之座墊直線位移變化 圖；以及 第六圖係本創作一較佳實施例之座墊角度變化圖。 【主要元件符號說明】 10座管結構 > 20座管 21管體 22導引座 23第一齒部 24容槽 25穿孔 30滑塊 31第二齒部 32長槽孔 33通孔 34凹槽 40鎖固組件 41鎖固塊 42連接桿 43貫孔 44第一端 45第二端 46限位塊 50夾制組 51下蓋 52上蓋 > 53下穿設部 54下溝槽 55上穿設部 56上溝槽 60固定件 70墊片 9It must be emphasized here that the seat tube structure 10 is further transmissive with a locking assembly 40 having a pivotal setting of ten. The limiting block 46 will vary with the position of the slider 30 on the guiding seat 22. The fitting state with the groove 34 is relatively tight, and the stability of the joint between the two members is enhanced, thereby increasing the service life of the structure. The slider 30 and the guide seat 22 are caused even under long-term use. When there is a looseness between the two, the locking component 4 will also slow down the structural damage caused by the yaw of the riding seat and improve the safety of the user when riding. In addition, according to the spirit of the present invention, the structure of the above embodiment may be changed as follows: the number of the long slots 32 of the slider 30 may be one or more as needed, and the clipping group 5 is lower than the lower cover 51. The number of the lower penetrating portions and the number of the upper penetrating portions 55 of the upper cover 52 are also the same. In addition, the slider Deng and the guiding seat 22 are arranged in such a manner that the tooth portions are merging with each other, so that the slider 3 移动 can move linearly on the guiding seat η, and can also pass between the two structures. The same effect is achieved in such a manner that the grooves are fitted to each other. · Finally, it must be explained again that the components of the present disclosure disclosed in the previous examples are for illustrative purposes only and are not intended to limit the scope of the case. Alternatives or changes to other equivalent components should also be applied for this case. The patent fan is covered. The first figure is the perspective view of the present invention - the preferred embodiment; the second picture is the original creation - _ real _ read the exploded view; 8 M397936 the third picture is the first picture along the 3-3 direction 4 is a partial cross-sectional view of the first drawing in the direction of 4-4; the fifth drawing is a linear displacement change diagram of the seat cushion according to a preferred embodiment of the present invention; and the sixth drawing is a preferred embodiment of the present invention. Example of the seat cushion angle change diagram. [Main component symbol description] 10 seat tube structure> 20 seat tube 21 tube body 22 guide seat 23 first tooth portion 24 groove 25 perforation 30 slider 31 second tooth portion 32 long slot hole 33 through hole 34 groove 40 locking assembly 41 locking block 42 connecting rod 43 through hole 44 first end 45 second end 46 limiting block 50 clamping group 51 lower cover 52 upper cover > 53 lower through portion 54 lower groove 55 through the portion 56 upper groove 60 fixing member 70 gasket 9