200840682 w - ^ 九、發明說明： 【發明所屬之技術領誠】 本發明係有關.種套Π部之結構改良’詳而言之係關於—種可令板 手套口部更具實用性，防止扳動螺固件時產生打滑，分散套口部應力之功 效者。 【先前技術】 按’目韵民眾親自動手佈置家中的DIγ風氣日盛，再加上國内手工 _具發展係已__具有相當辑之程度，其品f與輯相當絲穩定，其 中不論是產品麵献結構品f，更榮獲_外—致肯定，手工具生產業 界這幾年來為了使-般消費大眾在使用時更容易上手，於是各種易於操作 或附帶人性化功能的手工具亦陸續問市。 然就手工具而言，贿手卫魏賴最為廣泛，而就扳手工具而言， 扳手之套口部設計良麟關乎扳動螺固件輕易與否，以及是否可適用於打 滑螺絲之關鍵因素。 為克服扳觸固件容騎滑之缺失，以及聽磨損螺目件邊角，甚至 更進一步的為了令套口部可用以扳動已磨損之螺固件，各手工具業者莫不 相繼研發提自各種設計，然而，在諸多習用先前技術之中，卻未見有對於 該套口狀1HJ、凸齒面利用詳盡比例來規畫出之結構，若無法將該套口部 確 例以較效之方式呈現，或者所設計之結構比例本身就不盡理 心如此白無法達到良好之防止打滑、磨損，以及扳動已磨損螺固件之效。 I用尨構之套口部係由複數個呈間隔環設之容置缺口及圓弧凸面所構 200840682 成，-般而言套口部之容置缺口係供螺固件之切角容置，以防止板動螺固 件時結構較為易脆之切肖發生㈣之缺失，而圓弧凸面之魏主要係頂抵 螺固件之切面，而達螺固件頂抵功效； 然而此種習用之扳手其缺口之底角係略呈_直角設置，顯然:此種整體 結構比例設計易造成應力集_之缺失，因此不具實用性，再者此種略呈直 角之設置，其同樣亦會形成在製造上之困難點，卿不管係利用銳製或鱗 造’均不胃成形；m此就整體*言，其可說是相當的不具有實肖性，仍有 加以改良之必要。 【發明内容】 本發明之主要目的係在於提供一種套口部之結構改良，其可改善習用 之手工具套口部容易打滑、磨損、不易製造等缺失。 為達成前述之個目的，本發娜為—扳手本體或-套筒本體之手工 具，其本體至少一端設有套口部，該套口部内則為複數呈圓形排列之凹凸 齒組，其巾細凸触之結構係包括有工半徑.之小孤，以及_半徑為 R之大弧，該大弧與二小弧之間分別以一[長度之直段連接，而其中一小 弧未與直段連接之-端艇· —w長度之橫段，並以上述結構之凹凸齒 組’小派連接於橫段之方式重覆排列而形成該套口部，且該『、r、l、 W之長度比為3 : 9 : 10 : 14; 藉該半徑為r之小孤而可令套口部於銑製或鑄造過程更形簡易，同時 該小5瓜更義α部之扳動應力可姐分散，祕止扳動力道過大時，造成 套口部或被扳轉之螺固件損壞； 200840682 再者，本發明之大弧係在於當套口部扳動螺固件時，該大弧半徑為R， 該大弧則與螺固件之切面相頂抵，而防止螺固件產生打滑現象，故此處設 計為一大弧，而可達到精確頂抵螺固件切面之功效，以令螺固件與套口部 扳動過程中完全頂抵，以杜螺固件產生打滑之缺點； 本發明之小孤、大弧，再搭配上連接小弧、大弧之直段與橫段，並以 r · R · L · W為3 : 9 : 1 〇 : 4特定之比例呈現之，如此不僅容易 生產衣‘，且可確保產品品質，達到所應有之功效水準者。 因此本發明實是一種相當具有實用性及進步性之發明，值得產業界來 推廣，並公諸於社會大眾。 【實施方式】 本發日踢有種套Π部之結構改良，本發明之最佳實施例係則 輪扳手為結構敘述，請參„1至第二_示，這種套口部之結構幻 其主要係包括—扳手本體（1 )，她手本體（1)储有-供使用者樹 P (1 0)該柄(1 0)係少__端延伸出—驅動頭（2 ◦)，該目 ^2:)於本實施例中係為棘輪扳手之型態，， /、有如知識者，亦可將其實鱗-般扳手之鶴，其中： 該驅_ ( 2 0 )係具有―她（2 i)，該容 (2丄）細 =(22)，而驅動頭(20) 一側設有一容槽(23)，該容彳 (2 3 )與容置孔（2 1) 日、去、2 相連通，並設有一卡掣結構（2 4)， 構（2 4)係包括有一定位件（ ° 位件（2 4 1 )、-彈性件（2 4 2 2 4 3 )，猎該疋位件（2 4 1)將彈性件（2 4 2 )與掣爪（2 4 3 200840682 定位於容槽（2 3)中’並以彈性件（2 42)推迫掣爪（2 43)與棘 輪環（2 2)嚅合，而達到單向復位之效； 續請配合參閱第三圖與第四圖所示，該驅動頭（2 〇)棘輪環（2 2) 内係具有-套口部（2 2 1 )，該套口部（2 2丄）内係具有複數重覆排列 之凹凸齒組（2 2 1 G )，於第四圖中將其中—凹凸齒組（2 2 i 〇 )以— 概呈梯形之虛線圈起做為標示，每一凹凸齒組（2 2丄〇)係前後相連， 亚呈圓形排列而連接成該套口部（2 2 ;該凹凸齒組（2 2 1 〇 )係包 括有二半徑為r之倾（2 2 i i )，以及_半徑為R之大弧（2 2丄^ 其中該大弧（2 212)與二小弧（2 21D之間分別以—長度為[之 直段（2 213)連接，而其中-小弧（2 2丄i)則再未與直段（^ i 3 )連接之-端延伸出-長度為W之橫段（2 2工4 )，並以該橫段q 214)與另一凹凸齒組（2 210)之小弧（2 9] η、念& 以211)連接，進而形 成該套口部（221)者，且該小弧（2211)之半徑r、大弧（22 12)之半控R、直段（2 213)之長度L、橫段（2 2丄4)之長度 w四者之長度比為3:9:10:14; ^ 本發明主要特徵為該驅動頭（2 0)内套口部（2 2丄）之改良，藉 該半徑為Γ之小弧（2 2 i i)而可令套口部（2 2 χ)於欽製或轉造過 程更形簡易，同時該小弧（2 211)更讓套π部（2 2 i)之扳動應力 可有效分散，而防止扳動力道過大時，造成套口部（2 2 i)或被板轉之 螺固件損壞； 再者’本發明之大弧（2 212)係在於當套口部（2 21)扳動螺 200840682 ^ * 固件時’該大孤（2 212)半徑為R，該大弧（2 2丄2)貝慎螺固件 (3 0)之切面（31)相頂抵’而防止螺固件（3 〇)產生打滑現象， 故此處設計為-大弧（2 2 i 2)，而可達到精確頂抵螺固件（3 〇)切 面（31)之功效，以令螺固件（3 〇)與套口部（2 2工）扳動過程中 完全頂抵，以杜螺固件（3 〇 )打滑之缺失； 本發明之小弧（2 2 1 1 )、大弧（2 2 1⑴，祕配上連接樣 (22 11)、大弧(2212)之直段(2213)與橫段(2214) 籲並以r ·· R : L ·· _ 3 : 9 : i 〇 :丄4特定之比例呈現之，如此不僅 容社產製造’且可確保產品品質，_所射之功效水準者。 請參閲第五圖及第六圖所示，其係本發明套口部之結構改良第二實施 例，其中主要元件與第-實施例_者，諸此不再贅述，如下僅就不同結 構敘述之；本發明亦可實施於一套筒本體⑵上，該套筒本體⑵具 有-套卡部（2 5)’該套卡部（2 5)係為-外凸多邊形塊體，套卡部 (2 5)另-端則設有套口部（2 2 i )，該套卡部（2 5)與套口部（2 春21)可為相對應之形狀； 於使用時，係藉該套卡部（2 5)與扳手X具組設，再由套口部（2 2 1)套設扳轉螺、固件（3 〇 )，如此亦可達到相同防滑、防磨損之功效。 再者，續請相第七騎示，聽本發明第三實蝴，該套卡部並不 以外凸多邊形塊體狀為限，亦可實施為—内凹多邊形孔者。 由上所述者僅為用以解釋本發明之較佳實施例，並非企圖據以對本發 明做任何形式上之限制’是以，凡有在相同之發明精神下所做有關本發明 200840682 之任何修飾或敎者，冑仍應包括在本發赌圖倾之範嘴内。 综上所述，本剌套Π部德觀_良在、轉餅、伽實賊及成本效益 上’確實是完全符合產業上發展所需，且所揭露之結構發明亦是具有前所 未有的創麟造，賴其具有「新雛」絲疑慮，又本㈣可較之習知 結構更具功效之增進’因此亦具有「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”，並_釣局早日 審查，並給予肯定。 Φ 【圖式簡單說明】 第-圖係本發贿π部之結構改良立體分解圖。 第二圖係本發明套口部之結構改良外觀立體圖。 第三圖係本發明套口部之結構改良剖視示意圖。 第四圖係本發贿口部之結構改良凹凸齒組局部放大示意圖。 第五圖係本發明第二實施例外觀立體圖。 弟固係本發明弟二實施例使用示意圖。 第七圖係本發明第三實酬外觀立體圖。 【主要元件符號說明】 1 ~扳手本體 2〇 '驅動頭 2 2 1〜一套口部 2212、大弧 2 3 —-容槽 2 4 2^彈性件 30~螺固件 2- —套筒本體 2 1 容置孔 2 2 1 〇—凹凸齒組 2213-直段 2 4-卡掣結構 2 4 3——掣爪 31—-切面 10--柄部 2 2 棘輪環 2 211—小狐 2 214 —橫段 241 ^位件 2 5 一套卡部200840682 w - ^ IX, invention description: [Technology of the invention belongs to the invention] The invention relates to the structural improvement of the type of rafter's part. When the screw is pulled, the slip is generated, and the effect of the stress on the sleeve is dispersed. [Prior Art] According to the 'Ming Yun people's hands-on arrangement of the DIγ atmosphere in the home, coupled with the domestic manual _ development system has __ has a considerable degree, its product f and the series is quite stable, whether it is The product has been provided with structural products f, which has been awarded _ outside - affirmation. In recent years, the hand tool manufacturing industry has made it easier for the general consumer to use it, so various hand tools that are easy to operate or with humanized functions are also being asked. city. As far as hand tools are concerned, Briar Wei Wei is the most extensive. As far as the wrench tool is concerned, the design of the wrench's mouth is related to the ease of pulling the screw and whether it can be applied to the key factors of the slip screw. In order to overcome the lack of touch and feel, and to listen to the corners of the wear screw, and even further to make the sleeve part can be used to pull the worn screw, the hand tools are developed from various designs. However, among the many prior art techniques, there is no structure for the mouth-shaped 1HJ and convex tooth surface to be drawn in a detailed scale, if the mouthpiece cannot be presented in a more effective manner. Or the proportion of the structure designed is not so good. It is not so good to prevent slipping, abrasion, and pulling the worn screw. The sleeve portion of the 尨 尨 由 由 由 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 2008 In order to prevent the structure from being brittle, the structure is more brittle. (4) is missing, and the Wei of the circular convex surface is mainly against the cut surface of the screw, and the screw is pressed against the top; however, the gap of the conventional wrench is not The bottom angle is slightly _ right angle setting. Obviously: this kind of overall structure proportional design is easy to cause the lack of stress set, so it is not practical. In addition, this kind of slightly right angle setting will also be formed in manufacturing. Difficulties, whether the use of sharp or scales is not formed by the stomach; m is the whole word, it can be said that it is quite unrealistic, and there is still a need for improvement. SUMMARY OF THE INVENTION The main object of the present invention is to provide a structural improvement of a mouthpiece portion which can improve the slippage, abrasion, and difficulty in manufacturing of a conventional hand tool sleeve. In order to achieve the above-mentioned purpose, the present invention is a hand tool of a wrench body or a sleeve body, and at least one end of the body is provided with a sleeve portion, and the sleeve portion is a plurality of concave and convex tooth groups arranged in a circular shape. The structure of the fine convex contact of the towel includes a small radius of the working radius, and a large arc with a radius of R, and the large arc and the second small arc are respectively connected by a straight section of length, and one of the small arcs is not a cross section connected to a straight section - the end length of the -w length, and is repeatedly arranged in such a manner that the embossed tooth set 'small pie of the above structure is connected to the horizontal section to form the sleeve portion, and the ", r, l, The length ratio of W is 3:9:10:14; by the small orphan of the radius r, the mouth part can be more simplified in the milling or casting process, and the pulling force of the lower part of the α The sister can be distracted, and the trigger is damaged when the power path is too large; 200840682 Furthermore, the large arc system of the present invention is the radius of the arc when the mouth portion is pulled by the screw. For R, the large arc is offset from the cut surface of the screw to prevent the screw from slipping, so it is designed as a The arc can achieve the effect of accurately aligning the surface of the screw to completely offset the screw and the mouth of the sleeve, and the shortness of the screw is generated by the screw; the small or large arc of the invention is matched with Connect the small arc and the straight section of the large arc and the horizontal section, and the ratio of r · R · L · W is 3 : 9 : 1 〇: 4, which is not only easy to produce clothes, but also ensures product quality. To achieve the level of efficacy you deserve. Therefore, the present invention is a practical and progressive invention, which is worthy of promotion by the industry and is publicized to the public. [Embodiment] The structural modification of the raft is carried out on the date of the present invention. The preferred embodiment of the present invention is a structural description of the wheel wrench, please refer to the „1 to the second _, the structural illusion of the sleeve The main body includes a wrench body (1), and the body of the hand (1) stores - for the user tree P (1 0), the handle (10) is less __ end extended - the drive head (2 ◦), The object ^2:) is a ratchet wrench type in this embodiment, /, like a knowledge, can also be a crane of the scale-like wrench, wherein: the drive _ (20) has "her" (2 i), the volume (2 丄) is fine = (22), and one side of the driving head (20) is provided with a receiving groove (23), and the receiving hole (2 3 ) and the receiving hole (2 1) are Go, 2, and have a 掣 structure (2 4), the structure (2 4) includes a positioning member ( ° position (2 4 1 ), - elastic (2 4 2 2 4 3), hunting The clamping member (2 4 1) holds the elastic member (2 4 2 ) and the pawl (2 4 3 200840682 in the pocket (23) and pushes the pawl with the elastic member (2 42) (2 43 ) It is combined with the ratchet ring (2 2) to achieve the one-way reset effect. Continue to refer to the third and fourth figures. The drive head (2 〇) ratchet ring (2 2) has a sleeve portion (2 2 1 ), and the sleeve portion (2 2 丄) has a plurality of embossed teeth groups (2 2 ) 1 G ), in the fourth figure, the embossed tooth set (2 2 i 〇) is marked with the outline of the trapezoidal virtual coil, and each embossed tooth set (2 2 丄〇) is connected before and after, Arranged in a circular shape and joined into the mouth portion (2 2 ; the concave tooth group (2 2 1 〇) includes a tilt with two radii r (2 2 ii ), and a large arc with a radius R (2 2丄^ where the large arc (2 212) and the second small arc (2 21D are connected by a length of [straight segment (2 213), and wherein - a small arc (2 2丄i) is no longer The straight section (^ i 3 ) is connected to the end - the length of the transverse section of W (2 2 4), and the smaller section of the transverse section q 214) and the other embossed tooth set (2 210) (2 9] η, 念 & 211) connected to form the mouth (221), and the radius of the small arc (2211) r, the large arc (22 12) half control R, straight segment (2 213 The length L of the length L and the length w of the horizontal section (2 2丄4) are 3:9:10:14; ^ Main features of the present invention The improvement of the inner mouth portion (2 2 丄) of the driving head (20), by means of the small arc (2 2 ii) of the radius, the mouth portion (2 2 χ) can be made in the process of making or converting It is more simple and simple, and the small arc (2 211) makes the pulling stress of the π part (2 2 i) effectively disperse, and prevents the sleeve part (2 2 i) or the board from being too large when the power path is too large. The screw of the screw is damaged; in addition, the large arc (2 212) of the present invention is that when the mouth portion (2 21) is screwed with the screw 200840682 ^ * firmware, the radius of the large (2 212) is R, which is large. Arc (2 2丄2) Beche screw (30) cut surface (31) is topped to 'and prevents the screw (3 〇) from slipping, so the design here is - large arc (2 2 i 2), The effect of accurately squeezing the screw (3 〇) cut surface (31) can be achieved, so that the screw (3 〇) and the mouth part (2 2 gong) are fully offset during the pulling process, and the snail firmware (3) 〇) missing slip; the small arc (2 2 1 1 ), the large arc (2 2 1 (1), the secret connection (22 11), the straight segment (2213) and the horizontal segment of the large arc (2212) 2214) Calling and r ·· R : L ·· _ 3 : 9 : i 〇: 丄 4 specific ratio The presentation, so not only the production capacity of the manufacturing community 'and can ensure product quality, the radio _ the effect of those standards. Please refer to the fifth embodiment and the sixth figure, which is a second embodiment of the structural improvement of the mouth portion of the present invention, wherein the main components and the first embodiment are not described again, and only the different structures are as follows. The invention can also be implemented on a sleeve body (2) having a sleeve portion (25). The sleeve portion (25) is a convex polygonal block, and the sleeve is The other part (2 5) is provided with a mouth portion (2 2 i ), and the card portion (25) and the mouth portion (2 spring 21) may have corresponding shapes; The sleeve portion (25) and the wrench X are assembled, and then the sleeve portion (2 2 1) is provided with a turning screw and a firmware (3 〇), so that the same anti-slip and anti-wear effect can be achieved. Furthermore, the seventh riding device is continued, and the third real butterfly of the present invention is used. The card portion is not limited to the shape of the convex polygonal block, and may be implemented as a concave polygonal hole. The above description is only for the purpose of explaining the preferred embodiments of the present invention, and is not intended to limit the invention in any way. Modifications or defamation, should still be included in the mouth of this bet. In summary, this set of Π 德 德 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ It has its own suspicion of "new chicks", and this (4) can be more effective than the conventional structure. Therefore, it is also "progressive", which fully complies with the requirements of the application requirements for invention patents in the Chinese Patent Law. It is a patent issued in accordance with the law, and the fishing bureau will review it early and give it affirmation. Φ [Simple diagram of the diagram] The first diagram is a structurally modified three-dimensional exploded view of the pi section of the bribe. The second diagram is the sleeve of the invention. The third figure is a schematic sectional view showing the structural improvement of the mouth part of the present invention. The fourth figure is a partially enlarged schematic view of the structure of the embossed tooth part of the present bribe. The fifth figure is the second embodiment of the present invention. A perspective view of the appearance of the second embodiment of the present invention. The seventh diagram is a perspective view of the third embodiment of the present invention. [Description of the main components] 1 ~ wrench body 2 〇 'drive head 2 2 1 ~ a set Part 2212, large arc 2 3 —-receiving groove 2 4 2^elastic member 30~screw 2 - sleeve body 2 1 accommodating hole 2 2 1 〇-convex tooth group 2231-straight section 2 4-click structure 2 4 3——Claw 31—cut 10—handle 2 2 ratchet ring 2 211—small fox 2 214 —cross section 241 ^position 2 5 set of card parts