M367869 五、新型說明： 【新型所屬之技術領域】 本新型是有關於一種自行車組件’特別是指一種自行 車摺疊裝置。 【先前技術】M367869 V. New description: [New technical field] The present invention relates to a bicycle component, in particular to a bicycle folding device. [Prior Art]
如圖1、2所示，現有自行車摺疊裝置ι〇具有一第— 樞座11、一第二框座12、一樞桿13、—支軸14、一快拆 15、-固結在該第-樞座U頂面的第一管體16，及一固結 在該第二樞座12底面的第二管體I?。 該第一樞座11具有一自前面延伸的樞耳m，一自後 面朝向前端設置的開槽112，—貫穿左面與右面並連通該開 槽112的穿孔U3,及一自底面凸設的凸塊114。 該第二樞座12具有一自前面延伸用以安裝在該樞耳 111兩側的二枢耳121， 槽112的開槽122，及一 的凹槽123。 一自後面朝向前端設置並對齊該開 設置於頂面用以供該凸塊114置入 該枢桿13穿置在所述樞耳121、⑴之間，使該第一插 塊11可以該樞桿13為支軸相對於該第二樞座12轉動。 該支軸14插入該穿孔1丨3。 該快拆15具有-連接件151，分別套裝於該連接件 142的-彈簧152與―擔塊153 ’及—呈可轉動地樞結於該 連接件151的偏心把手154。 該連接件151 端鎖結於該妹u，且該連接 可在所述開槽112、122内移動。 3 M367869 使用時可以藉由扳轉該偏心把手154使該稽塊153 抵靠或脫離該第一樞座12 ’使該第一樞座n與該第二樞座 12呈閉合或打開的狀態，相對使該第一管體16與該第二管 體17呈組立或可摺疊狀態。 。亥指疊裝置雖然具有上述使用功能’但實際上存有整 體結構強度、安全度不佳’導致騎士在騎車過程中較易發 生意外的缺點》 【新型内容】 口此本新型之目的，是在提供一種可以提高整體結 構強度、安全度的自行車摺疊裝置。 於疋本新型自行車摺疊裝置，適用於安裝在自行車 需要摺疊的位置，包含一摺疊單元及一快拆單元。 該摺疊單元包括„ _ 1 _ 柩座，一藉由一樞結組合體與 S亥第一樞座樞έ士的笸- °的第-樞座，及-安裝固定在該第-樞座 内的補強環。 i 丨 一目该底塊朝向頂端成 1的第-側壤，自該第—側環朝向前端延伸的二第一 樞耳’及自該第一側環朝向後端延伸的二第二樞耳。 該第二樞座具有一頂塊，一自該頂塊朝向底端成 可與該第-側環對接的第二側環，一自該第二伽 環朝向前端延伸並對準該_ ° ~ 穿該扣鎖塊的容置孔二=的扣鎖塊，-貫 於該谷置孔孔徑的開槽，及自該第二側 後端延伸用以與該二第二樞耳樞結的二第三樞耳:" M367869 +該補強環㈣可彈性且具有_開口，是Μ貼靠 固疋在該第一側環的内環面。 一該快拆單元包括一安裝在該二第—樞耳之間的支軸， 一安裝於該支軸並可進人或脫離該第二樞座的開槽的連接 件:分別套置於該連接件的—第—撞件、—彈性體、一第 _擋件、_套筒’―螺鎖於該連接件的螺帽，及—藉由一 插銷與該連接件樞結的操作把手。 5支軸具有一徑向穿孔，及一連通該徑向穿孔的 定位凹槽。 4連接件具有一頭部’及一自該頭部延伸並插入 該支軸的徑向穿孔的螺桿。 該第一擋件套置於該螺桿且被該頭部阻擋。 該彈性體套置於該螺桿且位於該第一擋件底端。 第擋件套置於该螺桿且可被該彈性體彈推， 具有一位於該扣鎖塊頂端的本體，及一自該本體的底 面成型並可置人或脫離該第二枢座的容置孔的λ環。 該套筒套置於該螺桿並位於該第二擋件底端。 該螺帽螺鎖於該連接件的螺桿且位於該支軸的定 位凹槽内。 _ u操作把手具有藉由該插銷與該頭部枢結並抵置 “第擋件的二凸輪塊，及一連結該二凸輪塊的扳動 塊每—凸輪塊分別具有一偏心孔，及相對於該偏心 孔的距離依序由近到遠的-小肉厚部、一中肉厚部、 一大肉厚部。 M367869 藉由上述組成，可以藉由 座的笛„ 錯由該補強環迫緊貼靠於該第一樞 座的第一側裱以增加本新型 二;^π Ε 體、、、。構強度，此外，藉由該第 一田的凸玉辰置入該第二樞座的容罟 予該第二擔件彈推力’配&該彈性體施 使兮塞, 』使该連動件無法通過該開槽，相對 便这第一樞座與該第二樞 騎車安全度。 μ/套打開，進而可提高騎乘者的 【實施方式】 以 呈現 型之前述及其他技術内容、特點與功 Γ參考圖式之較佳實施例的詳細說明中，將可清楚的 在本新型被詳細描述 内容中，整篇，明金击 要皮意的疋，在以下的說明 '左、*、月Θ中所使用的相對位置用語，例如前、後 準β ΤΙ、底’是以各圖所示方位暨正常使用方位為基 如圖 3、4、5 ώΐ· - 裝在自行車任何型自行車㈣裝置適用於安 早元30、一快拆單一 60β 第一官體50,及一第二管 該擅疊單元3〇包括一第一樞座Μ -樞結組合體33,及一補強環34。 -拓座 s第樞座31具有一底塊311，— 頂端成型的第一側環31 帛 自5亥底鬼311朝 端延伸的自該第-側環312朝向前端、: ^心吁的一第一樞耳 及自該苐一側環312朝向後端 行車車架的二= 單元30、一 月亥較佳實施例包含 M367869 頂端延伸的二第二抱耳314。 該第二柩座32具有-頂塊32卜一自該頂塊321朝向 底端成型且可與該第-側環312對接的第二側環，—自 該第二側環322朝向前端、底端延伸並可對準該二 耳3 13的扣鎖塊324，一沿頂底方h f φ 4 〇 ° /α 7貝底方向貫穿該扣鎖塊324的容 置孔325，-連通該容置孔325與該扣鎖塊似的前側面且 槽寬小於該容置孔325孔徑的㈣似，及自該第二侧環 322朝向後端、底端延伸並位於該二第二樞耳川外 第三樞耳327。 — 組:體33包括一沿左右方向穿置過前述第二樞 _ ^/ 耳314的螺栓331，及一螺鎖於該螺检331 的防鬆脫螺帽332。 該補強環34具備可彈性，且具有一開口 341，藉由， Γ内Τ除了可以方便將該補強環34安裝在該第-樞： 使該補強環34被拘限在該第—側環 進而使該補強環34可迫緊貼靠在該第-側 衣312内裱面’相對產生 度的效果。 i生“蝴暨早兀30整體結構強 較佳地’該補強環34的高度高於該 度，使該補強環34凸出；的间 二側環322盘 側環312,如此，當該第 门主側環312對接閉合時，該補強環34可 同時迫緊貼靠在該第 2 硐強％ 34可 元扣的整體結構強度更^内被面，進而使該擅叠單 該快拆單元40包括—支軸41、一連接件42 第 7 M367869 46、一螺 擋件43、—彈性體44、1二擋件45、-套筒 帽47、一操作把手48，及—插銷钓。 穿置在該一第·一輕耳3 13之間， 連通該徑向穿孔411的定位凹槽 該支軸41沿左右方向 具有一徑向穿孔411，及一 412。 孩連接件42具有一頭邱A — 峭哔421，一自該頭部421延伸用 以插入該徑向穿孔41丨的蟫搵 π嶂彳干422，及一設置於該頭部421 且與該螺桿422垂直的穿孔423。 ^第擋件43套置於該螺桿422且被該頭部似阻播 η 該彈性體44在該較佳實施例中舉壓縮彈菁進行說明。 該第二擋件45套置於該螺桿422,具有-位於該扣鎖 塊3 2 4頂端的本體4 5 1，一白今士 λαγ^τ' 目該本體451的底面成型用以置 入該第二樞座32的容置孔325的凸環452，及一設置於該 本體451的頂面用以供該彈性體44置入的凹槽453。 該套筒46套置於該螺桿422並位於該第二擋件45底 端。 該螺帽47螺鎖於該連接件42的螺桿422且位於該支 軸41的定位凹槽412内，藉此可以方便進行該螺帽47與 該螺桿422的鎖緊作業或旋鬆作業。 §玄操作把手48具有藉由該插銷49與該頭部421樞結 的二凸輪塊481，及一連結該二凸輪塊48丨的扳動塊486。 每一凸輪塊481分別具有一偏心孔482，及相對於該偏 心孔482的距離依序由近到遠的一小肉厚部483、一中肉厚 M367869 部484、一大肉厚部485。 該第管體50安裝固定在該第一樞座31的底塊311且 朝向底端延伸。 。亥第一官體60安裝固定在該第二樞座32的頂塊321 且朝向頂端延伸。 %使用時，當該第一管體50與該第二管體6〇呈組立狀 二夺=該第一樞座31與該第二樞座32相互對接扣鎖，此 ,操作把手48的凸輪塊481的大肉厚部485抵置該第 擋^ 43，同時該第二擋件45的凸環452位於該第二樞座 32的谷置孔325 Θ，該第—擂件43壓觸該第二擋件45並 驅動該第二擋件45的本體451抵置該扣鎖塊324,及該彈 j體44被壓縮且可施予該第二播件45朝向該第二枢座w 彈推力’該連接件42無法通過該開槽326，使該第一樞 與該第二樞座32無法打開，該第—管體％ 二 官體6〇保持良好組立狀態，此為本新型的第一段安全科 如圖5、6所示，在使用過程中，縱算 把手48，使竽握你h $ ，、娅觸該刼作 -擋件43 It 轉動到該中肉厚部484抵置該第As shown in FIG. 1 and FIG. 2, the existing bicycle folding device ι has a first pivoting seat 11, a second frame 12, a pivoting rod 13, a support shaft 14, a quick release 15, and a consolidation in the first a first tubular body 16 of the top surface of the pivoting U and a second tubular body I affixed to the bottom surface of the second pivoting seat 12. The first pivoting seat 11 has a pivoting arm m extending from the front, a slot 112 disposed from the rear toward the front end, a through hole U3 penetrating the left and right sides and communicating with the slot 112, and a protrusion protruding from the bottom surface. Block 114. The second pivot base 12 has a second pivot 121 extending from the front for mounting on both sides of the pivoting arm 111, a slot 122 of the slot 112, and a recess 123. And the opening is disposed on the top surface from the rear toward the front end for the protrusion 114 to be inserted into the pivoting rod 13 to be disposed between the pivoting ears 121, (1), so that the first inserting block 11 can be pivoted The rod 13 is pivoted relative to the second pivot seat 12. The fulcrum 14 is inserted into the perforation 1丨3. The quick release 15 has a connector 151 which is respectively fitted to the spring 152 of the connector 142 and the "load block 153" and an eccentric handle 154 pivotally pivotally coupled to the connector 151. The connector 151 is latched to the sister u and the connection is movable within the slots 112, 122. 3 M367869 can be used to lock the eccentric handle 154 against the first pivoting seat 154 to close or open the first pivoting seat n and the second pivoting seat 12 by using the eccentric handle 154. The first pipe body 16 and the second pipe body 17 are oppositely assembled or folded. . Although the Haiyi stacking device has the above-mentioned function of use, "there is actually an overall structural strength and poor safety", which causes the Cavaliers to be prone to accidents during cycling. [New content] The purpose of this new type is A bicycle folding device is provided which can improve the overall structural strength and safety. The new bicycle folding device of the present invention is suitable for installation in a position where the bicycle needs to be folded, and includes a folding unit and a quick release unit. The folding unit comprises a „ _ 1 _ 柩 seat, a first pivoting seat and a first pivoting seat of the Shai first pivoting gentleman, and a mounting and fixing in the first pivoting seat a reinforcing ring. i 第 a first side of the bottom block that is oriented toward the top, two first pivots extending from the first side ring toward the front end, and two first from the first side ring toward the rear end a second pivoting seat. The second pivoting seat has a top block, a second side ring from the top block facing the bottom end to be engaged with the first side ring, and extending from the second gauze toward the front end and aligned The _ ° ~ the locking block of the accommodating hole 2 of the locking block, the slot of the aperture of the valley, and the rear end of the second side for extending with the second ridge The pivoting second third pivot: " M367869 + the reinforcing ring (four) is elastic and has an opening, which is abutting against the inner annular surface of the first side ring. One quick release unit includes a mounting a support shaft between the two first and second pivots, a connecting member mounted on the support shaft and capable of entering or disengaging the slot of the second pivot seat: respectively, a first striker disposed on the connecting member -elasticity a body, a first member, a sleeve, a sleeve, a nut that is screwed to the connector, and an operating handle that is pivotally coupled to the connector by a pin. The five shafts have a radial perforation and a connection The radial perforated positioning groove is provided. The connecting member has a head portion and a radial perforated screw extending from the head and inserted into the supporting shaft. The first blocking member is sleeved on the screw and is The elastic body is sleeved on the screw and located at the bottom end of the first blocking member. The first blocking member is sleeved on the screw and can be pushed by the elastic body, and has a body at the top end of the locking block. And a λ ring formed from the bottom surface of the body and capable of being placed or disengaged from the receiving hole of the second pivoting seat. The sleeve is sleeved on the screw and located at the bottom end of the second blocking member. a screw of the connecting member and located in the positioning groove of the supporting shaft. The operating handle has a two cam block pivotally coupled to the head by the latch and abutting the "second member", and a connecting the two cams The block of the block has an eccentric hole for each of the cam blocks, and the distance from the eccentric hole is from near to far - Small fleshy part, one medium thick part, one big fleshy part. M367869 With the above composition, the reinforcing ring can be pressed against the first side 裱 of the first pivot seat by the flute of the seat to increase the strength of the new type; ^π Ε body, body structure, In addition, the second armature of the first pedestal is placed in the second pedestal, and the second urging force is applied to the damper, and the elastic body is occluded, so that the linking member cannot pass the Slotting, the first pivoting seat and the second pivoting bicycle are relatively safe. The μ/set is opened, thereby improving the rider's [embodiment] to present the above-mentioned and other technical contents, features and merits. Referring to the detailed description of the preferred embodiment of the drawings, it will be clear that in the detailed description of the present invention, the entire article, the 金 击 皮 疋 疋 疋 疋, in the following description 'left, *, 月Θ The relative positional terms used, such as front and rear quasi-β ΤΙ, bottom 'based on the orientation and normal use orientation shown in each figure, as shown in Figures 3, 4, 5 ώΐ · - Mounted on bicycles, any type of bicycle (four) device is suitable for An Zaoyuan 30, a quick release of a single 60β first official body 50, and a second tube of the good stacking unit 3 The 〇 includes a first pivoting Μ- pivoting combination 33, and a reinforcing ring 34. - The s seat 301 has a bottom block 311, and the first side ring 31 is formed at the top. The 311 extends from the first side ring 312 toward the front end, a first pivoting arm of the heart and a second=30 from the rear side ring 312 toward the rear end of the frame, and a better month. The embodiment includes two second ears 314 extending from the top of the M367869. The second cymbal 32 has a top block 32 and a second side that is formed from the top block 321 toward the bottom end and that can interface with the first side ring 312 a ring extending from the second side ring 322 toward the front end and the bottom end and aligned with the latching block 324 of the two ears 3 13 , and a buckle is inserted along the top and bottom sides hf φ 4 〇° /α 7 The receiving hole 325 of the locking block 324 is connected to the front side of the receiving hole 325 and the groove width is smaller than the (four) of the aperture of the receiving hole 325, and the second side ring 322 faces the rear end. The bottom end extends and is located at the second second pivot 327 outside the second pivot. — The set body 33 includes a bolt 331 that passes through the second pivot _ ^ / ear 314 in the left and right direction, and a screw lock The anti-loose nut 332 of the thread check 331. The reinforcing ring 34 is elastic and has an opening 341, wherein the reinforcing ring 34 can be conveniently mounted on the first pivot: 34 is restrained in the first side ring and thus the reinforcing ring 34 can be pressed against the opposite side of the first side garment 312. The effect of the relative degree of production is obtained. Preferably, the height of the reinforcing ring 34 is higher than the degree, so that the reinforcing ring 34 protrudes; the two side ring 322 of the reinforcing ring 34 is the side ring 312 of the disk, so that when the first main side ring 312 is closed, the reinforcing ring 34 can be pressed against the overall structural strength of the second reluctant portion 34 to be more than the inner surface, so that the quick release unit 40 includes a support shaft 41 and a connecting member 42. 7 M367869 46, a screw member 43, an elastic body 44, a second stop member 45, a sleeve cap 47, an operating handle 48, and a latch. A positioning groove that communicates between the first and third light ears 3 13 and communicates with the radial through hole 411 has a radial through hole 411 and a 412 in the left and right direction. The child connector 42 has a head A - 哔 421, a 蟫搵 嶂彳 嶂彳 422 extending from the head 421 for inserting the radial through hole 41 ,, and a head 421 is disposed on the head 421 422 vertical perforations 423. The second stopper 43 is placed on the screw 422 and is slid by the head. The elastic body 44 is described in the preferred embodiment as a compression elastomer. The second blocking member 45 is sleeved on the screw 422, and has a body 4501 at the top end of the latching block 3 2 4, and a bottom surface of the body 451 is shaped for being placed therein. A convex ring 452 of the receiving hole 325 of the second pivot seat 32, and a recess 453 disposed on the top surface of the body 451 for the elastic body 44 to be inserted. The sleeve 46 is sleeved on the screw 422 and located at the bottom end of the second stop 45. The nut 47 is screwed into the screw 422 of the connecting member 42 and located in the positioning groove 412 of the support shaft 41, thereby facilitating the locking work or the unscrewing operation of the nut 47 and the screw 422. The phantom operating handle 48 has two cam blocks 481 pivoted to the head 421 by the latch 49, and a trigger block 486 that connects the two cam blocks 48A. Each cam block 481 has an eccentric hole 482, and a small flesh portion 483, a medium flesh thickness M367869 portion 484, and a large flesh portion 485 with a distance from the eccentric hole 482. The first tubular body 50 is mounted and fixed to the bottom block 311 of the first pivot seat 31 and extends toward the bottom end. . The first body 60 is mounted and fixed to the top block 321 of the second pivot base 32 and extends toward the top end. When used, when the first pipe body 50 and the second pipe body 6 are in a group form, the first pivot seat 31 and the second pivot seat 32 are interlocked with each other, and the cam of the handle 48 is operated. The large flesh portion 485 of the block 481 abuts the first stop ^ 43, and the convex ring 452 of the second blocking member 45 is located at the valley hole 325 该 of the second pivot seat 32, and the first member 43 presses the first The second blocking member 45 drives the body 451 of the second blocking member 45 to abut the locking block 324, and the elastic body 44 is compressed and can be applied to the second pivoting member 45 toward the second pivoting seat. 'The connecting member 42 cannot pass through the slot 326, so that the first pivot and the second pivoting seat 32 cannot be opened, and the first tubular body % official body 6〇 maintains a good assembled state, which is the first of the new type. As shown in Figures 5 and 6, in the course of use, during the use, the handle 48 is counted so that you hold the h $ , and the touch of the handle 43 It turns to the middle thick portion 484 to abut the First
彈第一擒件43雖然會因該彈性體44的 弹推力而脫離該第二播# 45，但是該第 J 祝仍然位於該容置孔 ；件45的㈣ 該第二擋件Μ 仍然可施予 朝向該第二樞座32 —彈掬六 件42無法通過該開槽326，據此彈推力’所以該連接 柩座32仍缺I#, 該第—枢座31與該第二 仍…無法打開，使該第一管體5〇與該第二管體6〇 9 M367869 仍然保持組立狀態，此為本新型的第二段安全設叶。 ㈣6、7所示，當再轉動該該操作把手^轉換成該 小肉厚#483抵置該第一擔件43，此時，該第一播件43會 因該彈性體44的回復彈力而被推開並朝向該第二擒件45 的反向移動，但是該第二擋件45的凸環452仍然位於該容 置孔325内，及該彈性體44仍然可施予該第二擔件μ朝 向該第二樞座32 一彈推力，所以該連接件 過該開槽咖，據此，該第—樞座31與該第二樞座3;仍秋 無法打開，使該第一管體50與該第二管體6〇仍然保持组 立狀態，此為本新型的第三段安全設計。 如圖3、8、9所不’當使用者施力將該第二擔件45朝 向該第二樞座32的反向拉移’使該凸環452脫離該容置孔 325,此時’該連接件42就可以通過該開槽似，並將該第 -樞座31與該第二枢座32打開，使該第一管體％盥 二管體60呈可摺疊狀態。 ^ 藉由上述組成，本新型自行車摺疊裝置可獲致下述功 效及優點，故確實能達到本新型之目的： -、本新型在該第-樞座31内安裝固定該補強環Μ， 且該補強環34具有外張力而迫緊貼靠在該第—側環312、 該第二側€ 322的内環面’如此具有可以增加本新型整體 結構強度的功效及優點。 二、本新型具有多段安全設計，可以有 的騎車安全。 *效“騎乘者 惟以上所述者，僅為本新型之較佳實施例而已，當不 10 M367869 ，以此限定本新型實施之範圍，即大凡依本新型中請專利 祀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疋餐用自行車摺疊裝置的分解立體圖； 圖2是該f用自行車摺疊裝置的組合立體圖； —分解 圖3是本新型自行車擅疊裝置-較佳實施例的 立體圖；Although the first spring member 43 is disengaged from the second broadcast #45 due to the elastic force of the elastic body 44, the sixth hinge is still located in the receiving hole; (4) the second blocking member of the member 45 is still applicable. Toward the second pivot seat 32, the six pieces 42 of the magazine cannot pass through the slot 326, and accordingly the spring force 'the joint sill 32 is still missing I#, and the first pivot seat 31 and the second still cannot... The first tube body 5〇 and the second tube body 6〇9 M367869 are still kept in an assembled state, which is the second stage of the novel safety setting. (4) 6 and 7, when the operation handle is further rotated to convert the small meat thickness #483 to the first support member 43, at this time, the first broadcast member 43 may be due to the elastic force of the elastic body 44. The second ring member 45 is pushed away and moved toward the second member 45, but the convex ring 452 of the second member 45 is still located in the receiving hole 325, and the elastic body 44 can still be applied to the second member. The μ is biased toward the second pivoting seat 32, so that the connecting member passes the slotted coffee, according to which the first pivoting seat 31 and the second pivoting seat 3 are still unable to open in the autumn, so that the first tubular body 50 and the second pipe body 6〇 remain in the assembled state, which is the third stage safety design of the new type. As shown in FIGS. 3, 8, and 9, when the user applies a force to pull the second carrier 45 toward the second pivoting seat 32, the protruding ring 452 is disengaged from the receiving hole 325. The connecting member 42 can pass through the slotting, and the first pivoting seat 31 and the second pivoting seat 32 can be opened, so that the first tubular body 20 is in a foldable state. ^ With the above composition, the bicycle folding device of the present invention can achieve the following functions and advantages, so that the purpose of the present invention can be achieved: - The present invention installs and fixes the reinforcing ring in the first pivotal seat 31, and the reinforcing The ring 34 has an external tension and abuts against the first side ring 312, the inner side of the second side 322, thus having the effect and advantages of increasing the overall structural strength of the present invention. Second, the new model has multiple sections of safety design, which can be safe for cycling. * Effect "The rider is only the above-mentioned preferred embodiment, only 10 M367869, so as to limit the scope of the new implementation, that is, the patent scope and new description of the new model. The simple equivalent changes and modifications made by the content are still within the scope of the present patent. [Simplified illustration of the drawing] Fig. 1 is an exploded perspective view of the bicycle folding device for dining; Combination perspective view; - exploded view 3 is a perspective view of the preferred bicycle tampering device - a preferred embodiment;
圖4疋該較佳實施例的一組合立體圖； 圖5是該較佳實施例的-局部組合剖視圖，說明一操 作把手的—大肉厚部抵置-第-擋件的狀態； ” 圖6是類似圖5的視圖，說明該操作把手的一 部抵置該第一擋件的狀態； 圖7是類似圖6的視圖 部抵置該第—擋件的狀態； 說明該操作把手的一小肉厚Figure 4 is a perspective view of a preferred embodiment of the preferred embodiment; Figure 5 is a partial cross-sectional view of the preferred embodiment illustrating the state of a large handle portion of the operating handle - the first member; a state similar to that of FIG. 5, illustrating a state in which the operating handle abuts the first blocking member; FIG. 7 is a state similar to the viewing portion of FIG. 6 abutting the first blocking member; thick
說明一第 說明該第 圖8是該較佳實施例的一局部組合剖視圖 一柩座與一第二樞座呈可打開狀態；及 圖9是該較佳實施例的一局部組合剖視圖 一枢座與該第二樞座呈打開狀態。 11 M367869 【主要元件符號說明】 3 0... .摺疊單元 421·· .頭部 31... .第一樞座 422.. ..螺桿 311 ·· 1底塊 423.. .·穿孔 312·, ..第一側環 43... .第一擋件 313., ..第一樞耳 44... .彈性體 314. ..第二樞耳 45... .第二擋件 32... .弟二框座 451. ..本體 321. ..頂塊 452. ..凸環 322. ..第二側環 453. ·.凹槽 324. ..扣鎖塊 46... •套筒 325. ..容置孔 47... .螺帽 326. ..開槽 48... .操作把手 327. ..第二框耳 481. ..凸輪塊 33... .樞結組合體 482. ..偏心孔 331. ..螺栓 483. ..小肉厚部 3 32. ..螺帽 484. ..中肉厚部 34... .補強環 485. ..大肉厚部 341. • •開口 486. ..扳動塊 40... .快拆單元 49... .插銷 41... .支軸 50... .第一管體 411. ..徑向穿孔 60... .第二管體 412. ..定位凹槽 42... .連接件 12BRIEF DESCRIPTION OF THE DRAWINGS FIG. 8 is a partial sectional view of the preferred embodiment, a squat and a second pivot seat are openable; and FIG. 9 is a partial sectional view of the preferred embodiment. Opened with the second pivot seat. 11 M367869 [Description of main component symbols] 3 0... Folding unit 421·· . Head 31.... First pivot 422... Screw 311 ·· 1 bottom block 423..·Perforation 312 The first side ring 43... the first side piece 313., the first side arm 44...the elastic body 314..the second pivot ear 45...the second stop 32... The second frame 451. .. body 321. .. top block 452. .. convex ring 322. .. second side ring 453. · groove 324... buckle block 46.. • Sleeve 325. .. accommodating hole 47.... Nut 326. .. Slot 48... Operation handle 327. .. second frame ear 481... cam block 33... Pivot joint assembly 482. .. eccentric hole 331. .. bolt 483. .. small flesh thick portion 3 32. .. nut 484. .. medium fleshy portion 34... reinforcement ring 485. .. big meat Thick part 341. • • Opening 486. .. Pulling block 40... Quick release unit 49. .. Pin 41.... Support shaft 50.... First tube body 411. .. Radial Perforation 60....Second tube body 412.. positioning groove 42.... connector 12