200951018 九、發明說明： 【發明所屬之技術領域】 ，降低製造成 本發明係有關一種煞車用油壓缸，特別是—種結構簡單 本，並具有兩階段煞車功效者。 【先前技術】 按，習用之油塵煞車包括-煞車把手及一煞車卡甜，該煞車卡甜透過 -油管與煞車把手連接’雜車把㈣安裝於自行車錢車之把手，該煞 〇車卡钳係安裝於自行車或機車之車架或前又，藉由油管的連接，教車油連 通於煞車把手與煞車卡鉗之間，車把手包括—第—油壓缸與一把手， 該把手與第-油壓缸相連接，該第—油壓缸係具有_第—油壓缸體與一第 一活塞H活塞設置於第—油壓缸體内，該煞車卡鉗包括—第二油壓 缸，該第二油壓缸具有-第二油壓缸趙與一第二活塞該第二活塞設置於 第二油塵缸體内，當煞車時，拉動把手連動驅動第一活塞油壓由第一油 壓缸轉移至第一油壓缸’因此第二活塞被油壓所推出推動煞車塊(煞車片） ®摩擦煞車碟片，產生煞車效果。然而，習用結構有著煞車力道過大的問題， 田緊急煞車時’可能由於煞車力道過大，而導致翻車或輪子鎖死的問題， 因而導致騎士失去控制而受傷之問題。 其他可防賴死之習用結構又存在著結構複雜，以及構件繁多之問 題’導致加工、組裝之成本上升，使得產品降低競爭力。 習用煞車用油麼紅無法區分減速或緊急煞車之不同階段使用不同煞車 力道’有鑑習賴相油壓虹仍有著許多缺失，本發明之創作人係本著從 200951018 業多年的顯和她，^喊著手加_破岐f馳術之缺失。 【發明内容】 *本發鳴供—翻車職壓缸，其係可改善她難造成本過 高，以及無法提供減速及緊急煞車不同階段之缺失。 為達成前述目的’本發明係包括一_紅體以及一活塞其中： 該關缸_具有-容置空間，該容置空間係横於油肢體之内部， 用以可移動且密封地容置該活塞，該容置空間魏料第—容室與第二容 至’該第一谷室直徑係小於第一容室； 該第一部位與第二部位係分 該活塞係具有一第一部位及一第二部位 別可移動且密封地相鄰於第一容室與第二容室； 藉此當減速階段時，煞車油進人介於第—部位鱗1室之間之第一 空間，縛娜嫩，峨僻輯煞車油進 入第-空間及介於第二部位與第二容室之間之第二空間用以提供較減速 階段更大之煞車力道以達到緊急煞車效果。200951018 IX. Description of the invention: [Technical field to which the invention pertains], reduction of manufacturing The present invention relates to a hydraulic cylinder for brakes, in particular, a simple structure and a two-stage brake function. [Prior Art] According to the conventional oil dust mites, the handlebars of the shovel and the singularity of the shovel are connected to the handlebars of the bicycle, and the brake calipers are attached to the handlebars of the bicycle. Attached to the frame of the bicycle or locomotive or in front, through the connection of the oil pipe, the teaching car oil is connected between the brake handle and the brake caliper, and the handle includes a first-hydraulic cylinder and a handle, the handle and the first oil The hydraulic cylinder is connected to the first hydraulic cylinder and the first piston H piston is disposed in the first hydraulic cylinder, and the brake caliper includes a second hydraulic cylinder. The second hydraulic cylinder has a second hydraulic cylinder Zhao and a second piston. The second piston is disposed in the second oil dust cylinder. When the vehicle is braked, the pull handle is driven to drive the first piston oil pressure by the first hydraulic cylinder. Transfer to the first hydraulic cylinder 'Therefore the second piston is pushed out by the hydraulic pressure to push the brake block (sliding car) ® to rub the brake disc to produce a braking effect. However, the conventional structure has a problem of excessive braking force. When the field is in an emergency, the problem may be caused by the overturning of the car and the locking of the wheel, which causes the knight to lose control and be injured. Other structures that can be used to prevent death have complex structures and a large number of components, which have led to an increase in the cost of processing and assembly, which has made the products less competitive. The use of oil in the car is not able to distinguish between different stages of deceleration or emergency braking. The use of different braking forces is still lacking. The creators of the present invention are based on the years from 200951018. ^ shouting hand _ 岐 岐 岐 驰 驰 。 。. [Summary of the Invention] * This vocal supply - rollover pressure cylinder, which can improve her difficulty to create too high, and can not provide the lack of deceleration and emergency braking at different stages. In order to achieve the above object, the present invention includes a red body and a piston, wherein: the shut-off cylinder has an accommodating space, and the accommodating space is transverse to the inside of the oil limb for movably and sealingly accommodating the a piston, the accommodating space, the first chamber and the second chamber, the first chamber is smaller than the first chamber; the first portion and the second portion have a first portion of the piston system a second portion is movable and sealingly adjacent to the first chamber and the second chamber; thereby, when the deceleration phase is entered, the brake oil enters the first space between the first portion and the first chamber, and is bound Na Nen, the secluded car oil enters the first space and the second space between the second part and the second chamber to provide a greater braking force during the slowdown phase to achieve an emergency braking effect.
本發明可議驗w彻，⑽力道過大，導 致鎖死或失奴，又，本發明構件精簡且結_單，耻製造及組裝 谷易’更能提升產品之競爭力。 綜上所述，本發明實在是一 產業推廣並公諸於社會大眾。 種相當具有實驗錢步性之發明 ，值得 【實施方式】 本發明係《-種絲㈣紅，本發_可朗於自行車或機車等 200951018 運輸工具’以下實施例以自行車為說明範例，本實施例以該油壓虹用於煞 .車赖10為例，請參照第—圖至第三圖所示，係包括一第_油壓虹體: 以及一第一活塞3〇，其中： 該第一油壓缸體20係具有-容置空間，該容置空間係橫於第一油壓缸 體20之内部，用以可移動且密封地容置該第一活塞3〇，該容置空間係可依 照直徑’區分為第-容室21與第二容室22，該第二容室22直裡係小於第 一容室21 ; © 該第一活塞3G係具有—第—部位31及-第二部位32，該第一部位31 與第二部位32係分別可移動且密封地相鄰於第—容室21與第二容室烈之 内周面，該第一活塞30係設有一封閉内容室38、至少一穿孔泊、一第一 孔34以及-第二孔35，該至少一穿孔33係設於第二部位32之外周面且徑 向延伸進入内容室38，用以連通内容室38與第一容室21，該第一孔科及 第二孔35係設於第二部徂32械於第一部位31之末端，且橫向延伸進入 内谷至38,該内容室38係透過第一孔34及第二孔35與第二容室22連通， ❹該第-活塞30進-步包括-第一活門36及一第二活門37，該第一活門36 係设於第二部份32之末端且與第一孔34相對應，用以選擇性開關第一孔 34,以控制連通與否，該第二活門37係設於内容室兕且與第二孔邓相對 應’用以選擇性開關第二孔35，以控制連通與否； 該煞車用油壓缸進一步包括一調整彈簧4〇，該調整彈簧4〇係相鄰於第 —活門36 ’用以控制一啟動緊急煞車階段之閥值。一般來說，第一活門36 是關閉的，用以密封第一孔34，當内容室38之油壓高於作用於第一活門 200951018 ；；36之調整彈簧4〇之彈簧作用力時，第一活門36開啟，使煞車油流入第二 .容室22，因此，可藉由壓縮調整彈簧4G來調整閥值；第二活門37為一 向活門，-般來說，第二活門37是關閉的，用以密封第二孔犯，當第二= 室22之油壓高於内容室38之油壓時，第二活門37開啟，使煞車油流 容室38。 71 本發明之操作狀態’請參閱第四圖及第五圖所示，當減速階段時(第四 圖）’煞車油由-煞車油供給裝置(如煞車把手或油管)流入第一容室Μ ^ ❹經過至少-穿孔33進入内容室38，第一活塞3〇受油壓向外推出第一部 位31係與第谷至21父互作用完成減速煞車之目的同時，内容室 油壓低於作用於第-活門36之彈簧作用力，因此第—活門％封閉第一孔 34。當需要緊急煞料，騎士施加更大的力量於煞車把手並傳遞至煞車 卡钮10，此時内容室38之油壓升高且大於閥值，因此第一活門36開啟， 以啟動緊急煞車階段，如第五圖所示，同時煞車油流入第二容室&，並將 第-活塞30向外推出，啸供—較減速陳為大之煞車力道 ，第一部位31 ©及第一部位32係分別與第一容室21及第二容室22交互作用以完成緊急煞 車之目的，¥放開煞車把手時，此時第二容室22之油壓大於内容室38之 油壓’因此第二活門37開啟，藉由開啟第二關37，煞車油流入内活門 38，並透過至少一穿孔33及第一容室21流回煞車油供給裝置，因而恢復 初始狀態。 明參閱第六圖及第七圖所示，本發明之第二實施例以油壓缸用於煞車 把手50為例，該油壓缸係包括一第二油壓虹體⑼以及一第二活塞，其 200951018 中： 該第二油壓缸體60係具有一容置空間，該容置空間係橫於第二油壓缸 體60之内部，用以可移動且密封地容置該第二活塞70，該容置空間係區分 為第一容室61與第二容室62，該第二容室62直徑係小於第一容室61，該 第二油麼缸體60係設有一第一通道63及一第二通道64 ’該第一通道63係 連通第一容室61與一油管8〇，該油管80設置於第二油壓缸體60上，並與 煞車卡鉗相連接，該第二通道64係連通第二容室62與油管80，該第二油 ❹壓缸體60係包括一第一活門65及一第二活門66，該第一活門昍及第二活 門66係分別設於第一通道63及第二通道64，用以控制連通與否，該第一 活門65與第二活PU6係為單向活門，以防止煞車油流人容置空間； 該第二活塞70係具有-第一部位71及一第二部位？2，該第二部位72 直徑係小於第-部位71，該第__部位71與第二部位72係分別可移動且密 封地相鄰於第一容室61與第二容室62之内周面，該第二活塞70係包括一 第-環溝73及-第二環溝74，該第—環溝73及第二環溝％係分別成形於 0第部位71及第一部位72之外周，該第一環溝73與第一通道連接； 該…、車用油壓缸進-步包括—進給密封塊9()，該進給密封塊係設於 第-今至62且與第_部位72之__端相鄰用以可移動地密封第二通道％; 該車用轉缸進—步包括—復轉簧9丨，雜位彈簧&係設於第二容室 62 ^复^彈簧91之-端係固定於第二容室62，另一端係相近於進給密封 塊·進、°密封塊90施壓於復位彈簧91時，復位彈簧91將進給密封塊 90推回’用以爾密封第二通道64。 200951018 當減速階段時，第二活塞7〇受到一把手51推動，導致煞車油由第一 衣溝73進入第通道63，並且透過油管8〇進入至煞車卡鉗用以提供油 壓透過第雜71與第一容室61交互作用完成減速之目的，同時，第 -活65關閉防止煞車油流人第二容室62，並且進給密封塊叩亦防止煞 第通道64’當需要緊急煞車時，騎士施加更大的力道於把手Η， 因此第-活塞70受到推動，直娜二環溝74與第二通道64相連接，以啟 動緊急煞車階段，當緊急煞車階段時，煞車油由第二環溝74進入第二通道 〇 64並透過油管80進入煞車卡鉗，用以提供一較減速階段更高之油壓，透 過第-雜72與第二容室62交互作用以完成緊急煞車之目的，同時，第 活門65阻擋煞車油流入第一容室6卜並且進給密封塊90離開第二通道 64且施麼於復位彈簧91;當釋放把手51時復位彈簧91將進給密封塊⑽ 推回，並保持密封第二通道64，而結束緊急煞車階段。 由上所述者僅用以解釋本發明之較佳實施例並非企圖具以對本發明 作任何形式上之限制，是以，凡有在相同之創作精神下所做有關本發明之 ◎任何修飾或變更者，皆仍應包括在本發明意圖保護之範脅内。 综上所述’本發明煞車用油壓缸在結構設計使用實用性及成本效益 上，確實是完全符合產業上發展職要，且所揭露之結構創作亦是具有前 所未有的創新構造，所以其具有「新賴性」應無疑慮，又本發明較習知結 構更具功效之増進’ gj此亦具有「進步性」’其完全符合我國專利法有關發 明專利之申請要件的規定，乃依法提起專利申請並敬請釣局早日審查， 並給予肯定。 【圖式簡單說明】 第-圖係為本發車壓缸之謂分解示意圖。 200951018 第二圖係為本發·車用油咖之立體示意圖。 第三圖係為本發·車用油敎之剖面示意圖。 第四圖係為本發明煞車用闕缸械速祕時之細示意圖。 第五圖係為本發賴車㈣麼虹於緊急煞車階段時之剖面示意圖。 第八圖料本發雜車用油壓紅之第二實施例示意圖。 第七圖係為第六圖之部分剖面示意圖。 【主要元件符號說明】 ^ 10煞車卡鉗 22第二容室 32第二部位 35第二孔 38内容室 51把手 62第二容室 65第一活門 〇 71 第一部位 74第二環溝 91復位彈簧 20第一油壓紅體 3〇第一活塞 33穿孔 36第一活門 40調整彈簧 60第二油壓虹體 63第一通道 66第二活門 72第二部位 80油管 21 第一容室 31 第- 一部位 34 第， 一孔 37 第， 二活門 50 煞車把手 61 第 一容室 64 第二通道 70 第. 二活塞 73 第 一環溝 90 進給密封塊The invention can be tested, and (10) the force is too large, resulting in locking or losing slaves. Moreover, the components of the invention are streamlined and simplistic, and the manufacturing and assembly of the shame can better enhance the competitiveness of the product. In summary, the present invention is actually an industry promotion and publicity to the public. The invention is quite experimental and worthy of the invention. It is worthy of the embodiment. The present invention is "-filament (four) red, the hair is _ can be used in bicycles or locomotives, etc. 200951018. The following embodiments use bicycles as an example, this embodiment For example, the oil pressure rainbow is used for the car. The car Lai 10 is taken as an example. Please refer to the first to third figures, which includes a first oil pressure rainbow body and a first piston 3〇, wherein: A hydraulic cylinder 20 has a accommodating space transverse to the inside of the first hydraulic cylinder 20 for movably and sealingly receiving the first piston 3 〇, the accommodating space The first chamber 3 is smaller than the first chamber 21 according to the diameter ', and the first chamber 3G has a - part 31 and - The second portion 32, the first portion 31 and the second portion 32 are respectively movable and sealingly adjacent to the inner circumferential surface of the first chamber 21 and the second chamber, and the first piston 30 is provided with a closed portion. a content chamber 38, at least one perforation, a first hole 34, and a second hole 35, the at least one perforation 33 being disposed at the second portion 32 The circumferential surface extends radially into the content chamber 38 for connecting the content chamber 38 and the first chamber 21, and the first and second holes 35 are disposed at the end of the second portion 32 at the first portion 31. And extending laterally into the inner valley to 38, the content chamber 38 is communicated with the second chamber 22 through the first hole 34 and the second hole 35, and the first piston 30 further includes a first shutter 36 and a The second shutter 37 is disposed at the end of the second portion 32 and corresponds to the first hole 34 for selectively opening and closing the first hole 34 to control the connection. The second shutter 37 And being disposed in the content chamber and corresponding to the second hole Deng to selectively switch the second hole 35 to control the connection; the brake hydraulic cylinder further includes an adjustment spring 4〇, the adjustment spring 4〇 Adjacent to the first shutter 36' is used to control the threshold of an emergency braking phase. Generally, the first shutter 36 is closed to seal the first hole 34. When the oil pressure of the content chamber 38 is higher than the spring force acting on the adjusting spring 4〇 of the first shutter 200951018; A shutter 36 is opened to allow the brake oil to flow into the second chamber 22, so that the threshold can be adjusted by compressing the adjustment spring 4G; the second shutter 37 is a one-way shutter, and in general, the second shutter 37 is closed. In order to seal the second hole, when the oil pressure of the second = chamber 22 is higher than the oil pressure of the content chamber 38, the second shutter 37 is opened to allow the brake oil to flow through the chamber 38. 71 The operating state of the present invention 'Please refer to the fourth and fifth figures. When the deceleration phase (fourth figure), the brake oil is supplied to the first chamber by the brake oil supply device (such as the brake handle or the oil pipe). ^ 进入 enters the content chamber 38 through at least the perforation 33, the first piston 3〇 is hydraulically pushed out to the first portion 31, and the interaction between the first valley and the 21st father completes the deceleration of the brakes, and the oil pressure in the content chamber is lower than the effect. The spring force of the first-valve 36 is such that the first-valve% closes the first hole 34. When an emergency dip is required, the rider applies more force to the brake handle and transmits it to the brake button 10, at which time the oil pressure of the contents chamber 38 rises and is greater than the threshold, so the first shutter 36 opens to initiate the emergency brake phase. As shown in the fifth figure, at the same time, the brake oil flows into the second chamber & and the first piston 30 is pushed out, and the whistling--reduction speed is the rut of the big rut, the first part 31 © and the first part The 32 series interact with the first chamber 21 and the second chamber 22 respectively to complete the purpose of emergency braking. When the handle of the brake is released, the oil pressure of the second chamber 22 is greater than the oil pressure of the chamber 38. The second shutter 37 is opened, and by opening the second switch 37, the brake oil flows into the inner shutter 38, and flows back to the brake oil supply device through the at least one through hole 33 and the first chamber 21, thereby restoring the initial state. Referring to the sixth and seventh figures, the second embodiment of the present invention uses a hydraulic cylinder for the brake handle 50, which includes a second hydraulic body (9) and a second piston. In the 200951018, the second hydraulic cylinder 60 has an accommodating space transverse to the inside of the second hydraulic cylinder 60 for movably and sealingly receiving the second piston. 70. The accommodating space is divided into a first chamber 61 and a second chamber 62. The second chamber 62 is smaller in diameter than the first chamber 61. The second cylinder 60 is provided with a first passage. 63 and a second passage 64 ′ the first passage 63 communicates with the first chamber 61 and a tubing 8 , the tubing 80 is disposed on the second hydraulic cylinder 60 and connected to the brake caliper, the second The passage 64 is connected to the second chamber 62 and the oil pipe 80. The second oil pressure cylinder 60 includes a first shutter 65 and a second shutter 66. The first shutter and the second shutter 66 are respectively disposed on The first passage 63 and the second passage 64 are used for controlling the connection. The first shutter 65 and the second living PU 6 are one-way shutters to prevent the brake oil from flowing. The accommodating space; the second piston 70 has a first portion 71 and a second portion? 2, the second portion 72 has a smaller diameter than the first portion 71, and the first portion 71 and the second portion 72 are respectively movable and sealingly adjacent to the inner circumference of the first chamber 61 and the second chamber 62. The second piston 70 includes a first annular groove 73 and a second annular groove 74. The first annular groove 73 and the second annular groove are respectively formed on the 0th portion 71 and the first portion 72. The first annular groove 73 is connected to the first passage; the ... hydraulic cylinder for the vehicle further includes a feed sealing block 9 (), the feed sealing block is set at the present-to-62 and The __ end of the _ portion 72 is adjacent to movably seal the second passage %; the vehicular rotary cylinder further includes a reversing spring 9 丨, and the miscellaneous spring & is disposed in the second chamber 62 ^ The end of the spring 91 is fixed to the second chamber 62, and the other end is close to the feed seal block. When the seal block 90 is pressed against the return spring 91, the return spring 91 pushes the feed seal block 90. Back 'to seal the second passage 64. 200951018 When the deceleration phase, the second piston 7〇 is pushed by a handle 51, causing the brake oil to enter the first passage 63 from the first pocket 73, and enters the brake caliper through the oil pipe 8 to provide oil pressure through the first 71 and the first The interaction of the chamber 61 completes the purpose of deceleration, and at the same time, the first activity 65 is closed to prevent the brake oil from flowing into the second chamber 62, and the feed seal block 煞 also prevents the passage 64' from being applied by the knight when an emergency brake is required. The greater force is applied to the handlebar, so the first piston 70 is pushed, and the two-ring groove 74 is connected to the second passage 64 to initiate the emergency braking phase. When the emergency braking phase is reached, the brake oil is drawn by the second annular groove 74. Entering the second passage 〇64 and entering the brake caliper through the oil pipe 80 to provide a higher oil pressure in the deceleration phase, and interacting with the second chamber 72 and the second chamber 62 to complete the emergency braking, and at the same time, The shutter 65 blocks the brake oil from flowing into the first chamber 6 and the feed seal 90 leaves the second passage 64 and applies to the return spring 91; when the handle 51 is released, the return spring 91 pushes the feed seal block (10) back and holds seal The second channel 64, while the end of the emergency braking phase. The above description of the preferred embodiments of the present invention is not intended to limit the scope of the present invention, and any modifications or The changers are still included in the scope of the intention to protect the invention. In summary, the hydraulic cylinder for the brakes of the present invention is in full compliance with the industrial development requirements in terms of practicality and cost-effectiveness in structural design, and the disclosed structural creation is also an unprecedented innovative structure, so it has "New Dependence" should be taken care of, and the invention is more effective than the conventional structure. 'gj is also "progressive". It is in full compliance with the requirements of the application requirements of the invention patents of the Chinese Patent Law. Apply and ask the fishing bureau to review it early and give it affirmation. [Simple description of the diagram] The first figure is the exploded view of the starting cylinder. 200951018 The second picture is a three-dimensional diagram of the hair and coffee of the hair. The third picture is a schematic diagram of the profile of the hair and vehicle oil. The fourth figure is a detailed schematic diagram of the speed of the brake cylinder used in the present invention. The fifth picture is a schematic cross-sectional view of the vehicle (4) Mo Hong in the emergency braking stage. The eighth figure is a schematic view of the second embodiment of the oil red for the utility vehicle. The seventh figure is a partial cross-sectional view of the sixth figure. [Main component symbol description] ^ 10 car caliper 22 second chamber 32 second portion 35 second hole 38 content chamber 51 handle 62 second chamber 65 first shutter 71 first portion 74 second ring groove 91 return spring 20 first hydraulic red body 3 〇 first piston 33 perforation 36 first shutter 40 adjustment spring 60 second oil pressure rainbow body 63 first passage 66 second shutter 72 second portion 80 oil pipe 21 first chamber 31 first - A portion 34, a hole 37, a second shutter 50, a handlebar 61, a first chamber 64, a second passage 70, a second piston 73, a first ring groove 90, a feed seal block