M334054 剎車動作％ τ α 9不足及限制，本刻竹接 ^ ^ 設有導引同牛私从 j作袄权一種灰兩剎車臂之間 V動作的同步式剎車夾器，苴 頂段位置之„ , σ /、係於兩剎車臂的 又間，相對伸設出有一導引臂 引臂與連動h ^钱臂，於導 #間以一滑移件形成導引連動，藉以在刹& 制動時，刹， 符从在市丨]車 用v引臂與連動臂的連結導引作用，^ m ^ & 臂能夠產生间半”主 守力㈣瓖兩剎車 生门步剎車制動的效能。 本創作所運用的技術手段係在於提供— 夾器，係包括： 」^八剠車 相對間隔設置的一第一刹車臂及一第二刹車臂 一、第二剎車壁 〜弟 立 〜半#的底端及頂端均分別設為一樞結部及一驅 ^衣忒樞結部貫設有一軸孔，並於鄰近該樞結部的位 置σ又有-板座；其中，㉟卜剎車臂於所設驅動部的 言史有一鋼+;查4士 μ '、逆、、、。件，並於鄰近該驅動部的位置朝該第二剎 ::方向伸設一導引臂；該第二剎車臂於所設的驅動部結 口认有一鋼索固定件，並於鄰近該驅動部的頂詈 第—孕j丨直辟士人 ^ ^ “平奇方向伸設一連動臂，於該連動臂與該導引臂之 間設有一滑移件而形成導引連動； —樞結組件’係分別結合於該第一剎車臂與該第二剎 車臂所設的樞結部；以及 一制動件’係分別結合於該第一剎車臂與該第二剎車 臂所設的板座。 前述的同步式剎車夾器，該導引臂與第一剎車臂係為 一體成型的連結形態，或者是於導引臂設有一固結於第一 剎車臂的固定部。 5 M334054 前述的同步式料夹器，該滑移件& 臂的端部且抵靠於導引f ;該導引臂:5又、·、吉合於連動 式且供滑移件以可滑移形態抵靠的導二有=抛物線形M334054 Brake action % τ α 9 Insufficient and limited, at this moment, the bamboo joint ^ ^ has a synchronous brake clamp that guides the V action between the two brake arms of the same cow from the j. „ , σ /, is between the two brake arms, and a guide arm guide arm and a linkage h ^ money arm are oppositely extended, and a sliding member is formed between the guides to form a guide linkage, thereby in the brake & When braking, the brakes are guided by the connection between the vehicle's v-arm and the linkage arm, and the ^ m ^ & arm can produce half-way "main force" (four) 瓖 two brakes. . The technical means used in this creation is to provide a clipper, which includes: "a first brake arm and a second brake arm, a second brake wall, and a second brake arm." The bottom end and the top end are respectively arranged as a pivoting portion and a pivoting portion of the driving device, and a shaft hole is disposed at a position adjacent to the pivoting portion, and a plate seat is further disposed at a position adjacent to the pivoting portion; wherein the brake arm is The history of the drive department has a steel +; check 4 Shi ', reverse, ,,. a guiding arm extending toward the second brake:: direction adjacent to the driving portion; the second braking arm recognizing a cable fixing member at the junction of the driving portion and adjacent to the driving portion The top 詈 詈 孕 孕 孕 孕 孕 孕 孕 孕 ^ ^ ^ " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " " The system is respectively coupled to the pivoting portions of the first brake arm and the second brake arm; and a brake member is coupled to the plate seats provided by the first brake arm and the second brake arm, respectively. The synchronous brake clamp has a connection form formed integrally with the first brake arm, or a fixing portion fixed to the first brake arm on the guiding arm. 5 M334054 The aforementioned synchronous material a clamp, the end of the slip member & arm and abutting against the guide f; the guide arm: 5, ·, and the combination of the guide and the slide member in a slippery manner Two have = parabolic shape
臂係設有-呈抛物線形式的導引槽 件者疋該導弓I 態嵌設於該導引槽。 嘬π私件以可滑移形 别述的同步式料Μ，該導 靠形態，並且該連動# ΑΑ Ε ώ， 成 >、連動臂係設為疊 。 ❹動f的長度係為該導引臂的長度的—半 1 :述的同步式刹車夹器，該滑移 —栓樞結於連動臂，或者是該滑移件伟為： 套設有一滑套。 件係為一柱桿且外部 本創作所提供同步式刹車 效增進至少包括： 』以獲付的優點及功 1.本創作將兩刹車劈 ^ 带& τ m #以相對伸設的導引臂及連動臂， 夠讓兩刹車臂保㈣牛Si連、…，在剎車制動時，能 1既有雔臂七丨鱼十 制動的操作形態，有效地解決 雙臂ΟΙ : 刹車時會蓋生時間差的問題，提高 又#式术丨]車央器的刹車效能及耐用性。 2.本創作直接以相對伸 對滑移的連結設計，整Γ 導引臂及連動臂形成可相 個刹束 虹的結構精簡輕巧，並且能夠讓整 個姻器的操作使用更為平衡穩定。 僅^本息創作利用導引臂與連動臂的導引連動設計，可以 僅方；早邊的剎車臂且# 讓兩刹車臂同步連動及二：設置復位彈菁，即可達到 位的效果，有效達到減少構件、 M334054 減輕重量及降低成本等效能。 4.本創作將導引臂設為以鎖固方式 的頂段，讓剎車夹器能夠針對不同 D於弟-剎車臂 臂的安裝角度，或者是換裝不同規格而調整導弓1 式剎車夾器安裝使用的便利性。 引#，提高同步 【實施方式】 為能詳細瞭解本創作的技術特徵及 照說明書的内容來實施，兹進_ =用功效，並可依 施例，詳細說明如后： 夕^圖式所示的較佳實 本創作所提供同步式剎車夾哭 第-至三圖所示，該剎車夹器係‘括有=係如 #(1〇’2〇)相向側的制動件（40)等構造；其中： 該第-剎車臂（1〇)係設為外表具有 形態，其於底端及頂端分# _ ^、 形桿架 只鲕刀別形成一用以樞結於自 架的樞結部（11)以及一鲈叙加Η 〇λ 平人杆 轴礼)，於該枢結部（11)貫設有 -轴孔⑴υ，/以供該樞結組件（30)組裝結合於 (11) ’亚於刹車t(1G)鄰近該樞結部⑴）的位置設有 -板座（13) ’於該板座（13)設有一呈直立長孔形態的結合 孔（131)，藉以供該制動件（4〇)鎖裝結合於該板座⑴）處； 前述的第一刹車臂（1〇)於驅動部（12)結合設有一鋼索 連結件（14) ’該鋼索連結件（14)係包括一連結螺件⑽）及 -調整螺官（142);其中’該連結螺件（141)係以螺鎖形態 7 M334054 結合固定於該驅動部（12)，該調整螺管（142)係以螺鎖形態 結合於該連結螺件（141 )，藉以供鋼索套管（50)的端部抵靠 W调整螺管（1 42) ’並且讓剎車鋼索（6Q)穿過該調整螺管 (142)而延伸到該第二剎車臂（2〇); 刖述的第一剎車臂（1〇)於鄰近該驅動部（12)的頂段位 置朝向4第—剎車臂（2〇)方向伸設出—導引臂（彳5)，該導 引臂（15)的長度A致與兩剎車f (1Q，2Q)的間距相等，該導 引臂（15)可以設為與第—刹車f(1Q)直接—體成型的一體 式連、、"形怨，也可以設為如圖所示的組裝式結合構造，該 導引臂(15)係設有一固結於該第一剎車臂(1〇)的固定部 (1 51)农5亥固疋部（1 51)及該第一剎車臂（1 〇)的相對位置 貝口又有牙孔52)及一栓孔（16)，再利用一穿鎖螺栓（17) 將導引臂（15)鎖固結合於該第—剎車臂（1Q)，並且為加強 導引臂(15)與第一剎車臂(1〇)的結合強度，於第一剎車臂 (1 〇)凹設有一呈淺槽狀而可供該固定部（151)嵌設的嵌掣槽 (18);該導引臂（15)於底側形成一呈拋物線形式的導引面 (153); 炫第二剎車臂（20)係設為外表具有造形的直立形桿架 形態，其於底端及頂端分別形成一用以樞結於自行車叉桿 采的樞、、σ卩（21)以及一驅動部（22)，於該樞結部（21)貫設有 一軸孔（211)，藉以供該柩結組件（3〇)組裝結合於該樞結部 (21 )，並於該第二剎車臂（2〇)鄰近該樞結部（21)的位置設有 一供該制動件（40)鎖裝結合的板座（23);該第二剎車臂（2〇) 於該驅動部（22)係貫設有一栓孔（221)，藉以供一鋼索固定 8 M334054 件（24)穿設結合定位，該鋼索固定件（24)係包括一連結螺 ])及-固定螺栓（242)，該連結螺件（24 ^)係以螺鎖形 態結合於該驅動部(22)，該固定螺栓(242)係以螺鎖形態結 。於A連、’。螺件（241)，藉以將該剎車鋼索（6〇)夾擎於該連 绪螺件（241)與該固定螺栓（242)之間而連結固定； 月j述的第—市,]車臂（2〇)於鄰近該驅動部（]2)的頂側位 置朝向該第-剎車臂（1 〇)方向伸設出—連動臂（25)，該連 動臂（25)的位置大致與該導引臂（15)疊靠且長度大致為該 導引臂（15)的-半，並且於該連動臂（25)朝向該第一刹車 臂（1〇)的端部結合設# —可抵靠於該導引臂（15)所設導引 面（153)的滑移件（26) ’藉以讓該導引臂⑽與該滑移件 (26)形成可同步相對滑移的連結形態；如圖所示的較佳實 靶例的Ή夕件(26)係设為一滑輪，並利用一結合栓(27)柩 結定位於該連動臂（25); ^兩樞結組件（30)係分別結合於兩剎車臂（1〇,2〇)的拖結 部（11,21)，該樞結組件（3〇)係可包括有：一軸管…）、一 復位彈菁（32) 一殼罩（33)及一結合栓（34);其巾，該轴管 (31) 係緊配穿固於所對應的軸孔（111,211)，該復位彈簧 (32) 係套設於該軸管（31)且一端卡固於所對應的樞結部 (11,21)，該殼罩（33)係蓋合套設該軸管（31)與該復位彈簧 (32)，並且具有一套設該軸管（Μ )的軸孔（331 )、一套設該 復位彈汽（3 2)的納槽（3 3 2 )，以及一供該復位彈簣（3 2)另一 端卡固的卡孔（333)，該結合栓（34)係穿設該軸管（31)與該 殼罩（33)而可螺結於自行車的叉桿架而定位；又，本創作 9 M334054 利用導引臂（15)與連動臂（25)的導引連動設計，可以僅於 认置在第二剎車臂（20)的組樞結組件（3〇)設置復位彈筈（32) ，即可達到讓第一、第二刹車臂(1〇,2〇)同步連動及二 效果； 兩制動件（40)係相對分別結合於兩刹車臂（1 〇,2〇)的板 座（1 3’23) ’各制動件（40)係設有一用以鎖裝固定於所對應 板座（13,23)的結合架（41) ’以及—結合於該結合架⑷ 剎車塊（42); 、 如此，利用前述的第一剎車臂（1〇)、第二剎車臂（2〇) 、兩樞結組件（30)及兩制動件（4〇)等構件，組構成如第一 、三圖所示於兩刹車臂（10,20)之間設有同步滑移連結構1 的同步式剎車夾器。 k 明多阅弟一、三、四圖所示，本創作組裝使用時，利 用設於單邊枢結組件（30)的復位彈簧（32)的彈力作用，配 合連動f(25)與導引臂（15)的同步連動設計，T以讓㈣The arm system is provided with a guide slot in the form of a parabola, in which the guide arch I state is embedded.嘬 私 私 以 以 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私 私The length of the swaying f is the length of the guiding arm - a half 1 : the synchronous brake caliper described above, the sliding shackle is pivoted to the linkage arm, or the sliding member is: the sleeve is provided with a slip set. The part is a pole and the external brake enhancement provided by the external creation includes at least: 』To gain the benefits and merits 1. This creation will guide the two brakes 带^ & τ m # relative extension The arm and the linkage arm are enough for the two brake arms to protect (four) cattle Si, ..., when braking, can have the operation mode of the armor and the seven squid ten brakes, effectively solving the two-armed squat: when the brakes are covered The problem of time difference is to improve the braking performance and durability of the car. 2. The creation is directly designed with a relatively extended sliding joint. The entire guiding arm and the linking arm form a phase-by-side beam. The structure of the rainbow is simple and light, and the operation of the whole weapon can be more balanced and stable. Only the original interest creation uses the guiding and interlocking design of the guiding arm and the linkage arm, which can only be square; the early braking arm and the #2 brake arm are synchronously linked and the second: setting the resetting elastic to achieve the effect of the position, effective Achieve reduced components, M334054 to reduce weight and reduce cost equivalent. 4. This creation will set the guiding arm to the top section of the locking type, so that the brake clamp can adjust the guiding angle of the different D-brake arm, or adjust the guide bow type 1 brake clamp for different specifications. The convenience of installation and use.引#, Improve synchronization [Embodiment] In order to understand the technical features of this creation and the contents of the manual, we will implement the _ _ = efficiency, and according to the application, the detailed description is as follows: The preferred embodiment of the present invention provides a synchronous brake clamp crying as shown in the third to third figures. The brake clamp is configured to include a brake member (40) such as a #(1〇'2〇) opposite side. Wherein: the first brake arm (1〇) is configured to have a shape on the outer surface, and the bottom end and the top end are divided into # _ ^, and the rod holder only forms a pivoting portion for pivoting to the self-frame. (11) and a 鲈 Η Η 〇 平 平 平 平 平 ) , , , 平 平 平 平 平 平 平 平 平 平 - - - - - - - - - - - - - - - - - - - - - - - - - - - The position of the brake t (1G) adjacent to the pivoting portion (1) is provided with a plate seat (13). The plate seat (13) is provided with a coupling hole (131) in the form of an upright long hole for the purpose of The brake member (4〇) is locked and coupled to the plate seat (1)); the first brake arm (1〇) is coupled to the driving portion (12) to be provided with a cable coupling member (14) 'The cable coupling member (14) The utility model comprises a connecting screw (10) and a adjusting screw (142); wherein the connecting screw (141) is fixedly fixed to the driving portion (12) by a screw locking form 7 M334054, and the adjusting screw (142) is The coupling screw (141) is coupled in a screw-locking manner, whereby the end of the cable bushing (50) abuts against the W adjusting screw (1 42)' and allows the brake cable (6Q) to pass through the adjusting screw ( 142) extending to the second brake arm (2〇); the first brake arm (1〇) described above extends toward the fourth armrest arm (2〇) in a position adjacent to the top portion of the drive portion (12) Set the guiding arm (彳5), the length A of the guiding arm (15) is equal to the distance between the two brakes f (1Q, 2Q), and the guiding arm (15) can be set to the first braking (1Q) The direct-body-formed integrated connection, "formation, can also be set as the assembled combination structure as shown in the figure, the guiding arm (15) is provided with a fixed to the first brake arm (1〇) the fixed part (1 51), the relative position of the first solid brake arm (1 51) and the first brake arm (1 〇) has a tooth hole 52) and a bolt hole (16), Re-use a locking bolt (17) to guide the arm (15) The lock is coupled to the first brake arm (1Q), and to strengthen the joint strength between the guide arm (15) and the first brake arm (1〇), a recess is provided in the first brake arm (1 〇) a recessed groove (18) for the fixing portion (151); the guiding arm (15) forms a guiding surface (153) in the form of a parabola on the bottom side; The arm (20) is configured as an upright rod frame having a shape on the outer surface, and a pivot, a σ卩 (21) and a driving portion (22) for pivoting the bicycle fork rod are respectively formed at the bottom end and the top end. a shaft hole (211) is disposed in the pivoting portion (21), whereby the knotting assembly (3) is assembled and coupled to the pivoting portion (21), and the second brake arm (2) a plate holder (23) for locking and locking the brake member (40) adjacent to the pivoting portion (21); the second brake arm (2) is integrally provided with the driving portion (22) a bolt hole (221) for fixing a cable of 8 M334054 pieces (24) for joint positioning, the cable fixing member (24) comprising a connecting screw]) and a fixing bolt (242), the connecting screw (24) ^) is in the form of a screw lock To the driving unit (22), the fixing bolt (242) screwed to form junction lines. In A, '. a screw member (241), whereby the brake cable (6〇) is clamped between the joint screw member (241) and the fixing bolt (242), and is fixed and fixed; (2〇) extending toward the first brake arm (1 〇) in a position adjacent to the top side of the driving portion (] 2) - a linkage arm (25), the position of the linkage arm (25) substantially The guiding arm (15) is stacked and has a length substantially equal to -half of the guiding arm (15), and the connecting arm (25) is coupled to the end of the first braking arm (1) to be able to abut The sliding member (26) of the guiding surface (153) of the guiding arm (15) is configured to allow the guiding arm (10) and the sliding member (26) to form a synchronous and relatively slipping connection; The preferred embodiment of the preferred embodiment of the device (26) is set as a pulley, and is coupled to the linkage arm (25) by a binding bolt (27); ^ two pivoting assembly (30) Combined with the towing portions (11, 21) of the two brake arms (1〇, 2〇), the pivoting assembly (3〇) may include: a shaft tube...), a reset elastic (32), a shell a cover (33) and a combined plug (34); a towel thereof, the shaft tube (31) is fastened The fixing spring (32) is sleeved on the shaft tube (31) and the one end is fastened to the corresponding pivoting portion (11, 21), the housing (33) The cover tube sleeves the shaft tube (31) and the return spring (32), and has a shaft hole (331) provided with the shaft tube (Μ), and a set of the reset bomb (3 2) a slot (3 3 2 ), and a card hole (333) for securing the other end of the reset magazine (32), the coupling bolt (34) is disposed through the shaft tube (31) and the cover ( 33) can be screwed to the fork frame of the bicycle for positioning; in addition, the creation of the 9 M334054 is guided by the guiding arm (15) and the linkage arm (25), can be only recognized in the second brake arm (20) The group pivoting component (3〇) is provided with a reset magazine (32), so that the first and second brake arms (1〇, 2〇) can be synchronously linked and the second effect; the two brakes (40) The brackets (1 3 '23) of the two brake arms (1 〇, 2 〇) are respectively provided with a lock member (40) for locking and fixing to the corresponding plate seats (13, 23). Combination bracket (41) 'and - combined with the coupling bracket (4) brake block 42); , thus, using the first brake arm (1〇), the second brake arm (2〇), the two pivoting components (30), and the two brake members (4〇) and the like, the group is configured as the first In the three figures, a synchronous brake clamp with a synchronizing slip connection structure 1 is provided between the two brake arms (10, 20). k Ming Duo read the first, third, and fourth figures. When the creation is used, the elastic force of the return spring (32) provided on the single-side pivoting assembly (30) is used to match the linkage f(25) and guidance. Synchronous interlocking design of the arm (15), T to let (4)
f臂（1 〇’2G)的驅動部（12,22)保持相對朝外退出的張開形 態，並且讓結合於該連動臂（25)的滑移件（26)料 ^ 該導引臂（15)所設的導引面（153); ' *使用者操作進行剎車動作 ▼ · g N f 旬（I 與 動臂（25)之間所形成的滑移連結構造，能夠在刹車鋼 ()拉扯作動日τ ’沒有時間差地驅動第—、第二刹車 (1 0,20)產生的同步位#，讓結合於第—、第二刹車 (10:20)的制動件（4Q)同時且平衡地抵壓於輪框（叫的兩 ’藉以產生同步剎車制動效能，有效地解決既有剎車失 M334054 所存在刹車偏差及單邊過度磨損等問題，提高剎車夾器的 剎車效能及實用性。 本創作有關於導引臂（15)與連動臂（25)之間的導引連 動構造，除了可以採用如第一至四圖所示的實施形態之外 ，也可以如第五圖所示的第二較佳實施例所示，將滑移件 (26A)設為直接固定於連動臂（25A)端部的柱桿形態，並且 於滑移件（26A)的外部套設一以塑膠等材質製成的滑套 (261)，讓滑移件（26A)透過該滑套（261)抵靠於導引臂（1 5) 底側呈拋物線形式的導引面（1 53)，同樣可以達到讓連動臂 (25A)與導引臂（彳5)形成導引連動的效果；當然，本創作也 可以將滑移件結合於導引臂而與連動臂形成導引連動形態 〇 如第六圖所示的第三較佳實施例，在該實施例中，本 創作於導引臂（15A)的板面開設有一道呈拋物線形式的導引 槽（1 54) ’以及將滑移件（26B)直接固定於連動臂（25B)的端 部且外部套設一滑套（261)，並且讓滑移件（26B)對正嵌設 於遠導引槽（154)之中，藉以讓連動臂（25B)與導引臂（15A) 形成導引連動的效果。 以上所述’僅是本創作的較佳實施例，並非對本創作 作任何形式上的限制，任何所屬技術領域中具有通常知識 者’右在不脫離本創作所提技術方案的範圍内，利用本創 作所揭不技術内容所作出局部更動或修飾的等效實施例， 亚且未脫離本創作的技術方案内容，均仍屬於本創作技術 方案的範圍内。 M334054 【圖式簡單說明】 第一圖係本創作第 第二圖係本創作第 第二圖係本創作第 第四圖係本創作第 第五圖係本創作第 第六圖係本創作第 、較佳實施例之立體結構圖。 •較佳實施例之組成構件分解圖 •較佳實施例之組合結構圖。 較佳實施例之剎車動作示意圖 •較佳實施例之組合結構圖。 較佳實施例之組合結構圖。 【主要元件符號說明 (1 0)第一剎車臂 (1 1 1)軸孔 (1 3)板座 (14)鋼索連結件 (1 4 2)調整螺管 (1 1)枢結部 (12)驅動部 (1 31)結合孔 (141)連結螺件 (15)導引臂 (152)穿孔 (154)導引槽 (17)穿鎖螺栓 (1 51)固定部 (153)導引面 (16)栓孔 (18)嵌掣槽 (20)第二剎車臂 (21)樞結部 (21 1)軸孔 (22)驅動部 (221)栓孔 (23)板座 (24)鋼索固定件 (241)連結螺件 (242)固定螺栓 (25,25A，25B)連動臂 (261)滑套 (27)結合栓 12 M334054 (30)樞結組件 (31)軸管 (32)復位彈簧 (33)殼罩 (331)軸孔 (332)納槽 (333)卡孔 (34)結合栓 (40)制動件 (41)結合架 (42)剎車塊 (50)鋼索套管 (60)剎車鋼索 (70)輪框 13The driving portion (12, 22) of the f-arm (1 〇 '2G) maintains an open configuration with respect to outwardly exiting, and allows the sliding member (26) coupled to the linking arm (25) to feed the guiding arm ( 15) The guide surface (153) is set; ' * The user operates the brake action ▼ · g N f (the slip joint structure formed between I and the boom (25) can be used in the brake steel () Pulling the actuation day τ 'the timing of the second brake (1 0, 20) generated by the second brake (1 0, 20) is synchronized, so that the brakes (4Q) combined with the first and second brakes (10:20) are simultaneously and balanced. The ground is pressed against the wheel frame (the two called 'to generate synchronous brake performance, effectively solving the brake deviation and excessive unilateral wear of the existing brake loss M334054, and improving the braking efficiency and practicability of the brake clamp. The guiding interlocking structure between the guiding arm (15) and the linking arm (25) is created, and the embodiment shown in the first to fourth figures may be employed, or may be as shown in the fifth figure. In the second preferred embodiment, the sliding member (26A) is set to be in the form of a pole that is directly fixed to the end of the linkage arm (25A), and A sliding sleeve (261) made of plastic or the like is disposed outside the sliding member (26A), and the sliding member (26A) is passed through the sliding sleeve (261) against the bottom of the guiding arm (15). The guiding surface (1 53) in the form of a parabola on the side can also achieve the effect of guiding the linking arm (25A) and the guiding arm (彳5); of course, the creation can also be combined with the sliding member. The arm is configured to form a guiding interlocking relationship with the linking arm, such as the third preferred embodiment shown in FIG. 6, in this embodiment, the surface of the guiding arm (15A) is provided in a parabolic form. The guiding groove (1 54) 'and the sliding member (26B) are directly fixed to the end of the linking arm (25B) and externally sleeved with a sliding sleeve (261), and the sliding member (26B) is aligned It is disposed in the distal guiding groove (154), so that the linking arm (25B) and the guiding arm (15A) form a guiding interlocking effect. The above description is only a preferred embodiment of the present creation, not the creation of the present invention. In any form of limitation, any person having ordinary knowledge in the technical field may not fall within the scope of the technical solution proposed by the present invention. The equivalent embodiment of the local modification or modification made by the technical content of the present invention is not within the scope of the technical solution of the present invention. M334054 [Simple description] The first picture is the second picture of the creation, the second picture is the fourth picture of the creation, the fourth picture is the fifth picture of the creation, the sixth picture is the third picture of the creation, the three-dimensional structure of the preferred embodiment • Exploded view of the components of the preferred embodiment. Combined structural view of the preferred embodiment. Schematic diagram of the brake action of the preferred embodiment. A combined structural view of the preferred embodiment. [Main component symbol description (1 0) First brake arm (1 1 1) Shaft hole (1 3) Plate base (14) Cable coupling (1 4 2) Adjustment screw (1 1) pivoting part (12) The driving portion (1 31) is coupled to the hole (141) to connect the screw (15). The guiding arm (152) is perforated (154). The guiding groove (17) is inserted into the locking bolt (1 51). ) Bolt hole (18) Embedding groove (20) Second brake arm (21) pivoting portion (21 1) Shaft hole (22) Driving portion (221) Bolt hole (23) Plate seat (24) Cable fixing member ( 241) Connecting screw (242) fixing bolt (25, 25A, 25B) connecting arm (261) sliding sleeve (27) coupling bolt 12 M334054 (30) pivoting assembly (31) shaft tube (32) return spring (33) Shell (331) Shaft Hole (332) Naddle (333) Card Hole (34) Combination Bolt (40) Brake (41) Bin (42) Brake Block (50) Cable Bushing (60) Brake Cable (70) ) wheel frame 13