200916272 九、發明說明： 【發明所屬之技術領域】 本發明是有關於一種活動扳手，特別是指一種利用彈 動狀卡掣夾爪達到連續扳轉效果的棘動式活動扳手。 【先前技術】 令阅園 11、一軸設在扳手本體u前方處的調整螺件12、以及一讀 設在扳手本體n前端處的活動顎夾13，該扳手本體u向 後延伸出有一把柄111，把柄111前方上處延伸設有-固定 顎夾112’而扳手本體n接近固定顎夾112處開設有一可 供调整螺件12套入^7丨11 ^ ju » 卞I入的槽孔113，在把柄111前端處沿上下 方向凹設有-道滑槽114,該滑槽114可供活動顆夫13後 端套入’使活㈣夾13剛好與固^夾⑴呈相對狀，可 共同對一螺帽（圖未示）作失持扳轉，活動料13套入滑槽 114的一端剛好與調整螺件 ±Α _ ^ 相囁接，使用者可用手部撥 轉s周正螺件12，藉以帶動活動顆 1Λ Β 夾13上下移動，如此活動 扳手10即可針對不同尺寸 。 小的螺帽進行夾合扳轉的動作 。雖上述活動扳手可顏 而^ “ 視螺帽大小調整其開Π尺寸，狹 而虽母-人要扳轉螺帽時， 、 ㈣i入 屑讓活動扳手10扳轉至一定角 度後’再令活動扳手1 〇柚 月 套人螺_、帽’才能倒㈣處重新 =“續扳轉，因此扳轉螺帽的動作相當費時費力且 麻煩’工作效率並不佳。 π㈣田賈吟賈力且 種棘決::連續扳轉螺帽的問題，業者乃開發出一 種棘輪扳手，參閱圖2 棘輪扳手20主要是在—扳 200916272 前端處設置有一棘輪單元22，該棘輪單元22具 乍轉動狀的環圏221 套合的梅花齒孔州 内周設有一可供螺帽 21内部的卡擎件及二棘輪單元22包含有埋設在扳手本體 受到彈性元:::1(兩者在圖中皆未顯示)’”件 制動作，如此使:者Γ動地賴221外周進行單向卡 上述棘场口原處再繼續進行重覆扳轉的動作。雖然 =輪扳手20確實可達成連續扳轉螺帽不間 但疋由於棘輪扳手2〇的 不 如果遇到要扳轉更大或定的尺寸規格， 即無法適用，使用上並寸的螺帽時’該棘輪板手20 扳轉不間斷的效果，又能兼有讓扳手達到連續 業者努力改善的目標。調尺寸的優點’-直是 【發明内容】 因此’本發明之目的在提供一種可連續板轉又兼具有 σ凋1尺寸大小的棘動式活動扳手。 於是，本發明提供一種棘動式活動扳手，包含有—扳 :本二、—調整螺件、一活動韻夹及一可動彈爪單元，其 .該扳手本體具有一延伸預定長度的把柄、以及一連設 在把柄前方處的固定顆夾’該把柄前方處沿上下方向凹設 有-這滑槽，，該固定顎央内側邊緣處設有一具有轉折角度 可供卡夾-螺帽的炎口部，該夹口部的夹角處界定出有一 弟—凹點；該調整螺件軸設在把柄前方處，其周身呈有一 200916272 露出於把柄外側的螺紋段，該螺紋段可伸入至滑槽内；該 活動顎夾具有一套設在滑槽内的螺桿部 '以及一連設在螺 桿部前方與固定顎夾呈相對狀的顎夾部，該螺桿部外周設 有^ π周整螺件螺紋段相嚅接的螺紋槽，該顎夾部上緣處 沿前後方向設有一導槽；可動彈爪單元具有一滑設在活動 顯夹導槽上的卡f夾爪、以及—可對卡掣夾爪朝把柄方向 彈推的彈性元件，該卡掣夾爪上緣處設有一與夾口部共同 對螺巾a作卡夾的齒爪部，該齒爪部夾持螺帽的邊角處乃界 定出有一第二凹點，第二凹點與第一凹點之間的連線剛好 與螺桿部的軸線是相互平行。. 本發明之功效是在活動顎夾上滑設有一卡掣夾爪，該 卡掣夾爪利用彈性元件彈抵具有彈動效果，藉此利用活動 讀夹可達㈣整尺寸的效果，㈣卡f夾爪可做出類似棘 輪板手動作而達到連續扳轉不間斷之優點。 【實施方式】 有關本發明之前述及其他技術内容、特點與功效，在 以下配合參考圖式之一個較佳實施例的詳細說明中，將可 清楚的呈現。 參閱圖3及圖4，本發明棘動式活動扳手在一較佳實施 例中，整體組成構造乃類似於一般的活動扳手，主要包含 有:板手本體30' —調整螺件4〇、一活動顎夾5〇及一 ^ 動彈爪單A 6G ’接著’再將本發明各構件的形狀 成空間型態詳述於后。 该扳手本體30後端延伸設有一具預定長度的把柄Μ， 200916272 把柄31前方處相連延伸設有一固定顎夹32,該把柄3ι前 方處開設有-槽孔33 ’把柄31由下方處穿設有一直通到達 槽孔33内的軸孔34，把柄31前端緣處設有一沿上下方向 挖設且略呈圓柱孔形狀的滑槽35,固定顆夾32在内側邊緣 處凹設有一具有轉折角度可供卡夹一螺帽1〇〇(見於圖4)的 夹口部36,該夾口部36具有二夾面361，在二夾面361的 夾角頂點處乃界定出有一第一凹點37。 該調整螺件40係可螺轉地設置在把柄31前方處，其 包含有一置入槽孔33内的螺桿41、以及—穿設在軸孔^ 内的軸銷42,該螺桿41周身具有一露出於把柄3ι外側的 螺紋段411，該螺紋段411前緣可伸入至滑槽35内部，螺 桿41中心處穿設有-中孔412，該中孔412可供轴鎖ο套 入’使螺桿41可在該處進行旋轉動作。 * 同時參閱圖5及圖6，該活動顎夾50具有—螺桿部5】 及一顎夾部52，該螺桿部51剛好套入於滑槽35内，其中 心具有一與滑槽35相互平行的軸線L1，螺桿部51後側外 周處設有多數道螺紋槽511，該等螺紋槽511可與螺桿“ 的螺紋段411相嚅接，藉此螺轉該螺桿41可帶動整個活動 顎夾50向上或向下調整移動，該顎夾部52相連設置在螺 桿部51的前方處，剛好與固定顎夾32呈上下相對狀，其 上緣處平設有一滑動面521，該滑動面521上沿前後方向= 設有一具有預定深度的導槽522，另外，顎夾部52在側邊 處鑽設有一穿透至導槽522内的銷孔523。 可動彈爪單元6〇具有一滑設在顎夾部52滑動面 200916272 62夾爪Μ、_穿套卡掣失爪61作成限位的限位銷 以及-可對卡f夾爪61朝把柄3 元件63，該卡掣夾爪 乍弹推的舞性 ^ ^ 灭爪61疋斷面略呈T形狀的塊體，在其 同二凸設有_齒爪部611 ’該齒爪部6ιι與夾口部％可丑 =也對螺帽UK)進行卡夹，齒爪部611對螺帽i 邊 二處乃界定出有-第二一，第二凹請與第一凹： 7 成有-連線L2，該連線L2剛好與螺桿部51的輛 碑1疋相互平行的（見於®7)，使本發明在對不同尺寸的 螺帽100進行卡7 了的 進仃卡火時，可確保活動顎夾50在上下移動過程 二及齒爪部611皆能保持在正常卡制螺帽1〇〇 卡掣夾爪61在下緣處伸設有-可套入導槽522内 二：板。P 613 ’該滑板部613上沿前後方向開設有一長 限位銷62由銷孔523套入後可穿至長純614内， ^ 件63套置在長條孔614内，其一端彈抵在長條孔 14内壁’另-端則彈抵在限位銷62上，藉此提供卡韋爽 爪61具有朝把柄31方向彈推的力量。 ^上即為本發明棘動式活動扳手各構件形狀及組合空 間型態的概述；接著’再說明本發明的動作以及預期所能 達成之功效陳述如后： 參閱圖7,當使用者要對一螺帽1〇〇進行扳轉動作時， 百先將固定韻夹32上的夹口部36靠抵在螺巾冒1〇〇的邊角 处再知作調整螺件4〇進行螺轉，藉此可調整活動顯夹 上下移動，使活動顯夾5〇上的卡擎夾爪61可順利地對螺 帽100邊角進行夹合。 '、 200916272 參閱圖8 ’使用者可對扳手本體 方向扳轉，使失口部36盘+…的把柄31以順時針 川〇,如此”卡I央爪6】共同地夾合住螺帽 ::二 00朝順時針方向旋轉-角度。 不需==使用者要將扳手本體30轉回至原處時， 兩要將扳手本體3G從_ _ 31順勢以逆時針方向旋轉 / ’只《把柄 卡掣夹“，使夾.部36及”二：會自然地頂退該 間以避開該螺帽1〇〇。 《間具有足夠空 參閱圖10’待扳手本體30轉 61因為受到彈性开姓^ 至原處後，卡掣央爪 ⑽的邊㈣作用，㈣时抵住螺帽 作,==復至圖7的狀態，如此反覆上述動 用者即可連續不間斷地對螺帽觸 參閱圖11，扳轉 ，固定顯夹32上tr不同尺寸大小㈣帽進行板轉 ，活動顎夾5 、 4 36對另一螺帽200進行夾抵時 向移動，使卡掣：=螺件40作動可往另-螺㈣200方 部位，接觸夾合另，2°〇的邊角 種規格的螺帽2〇〇ρ 線U仍然是保持平行，使另-卡合夾緊。 此順利地接受失口部％及卡掣夹爪61 :閱1] 12 ’本發明對不同規格的另一螺帽2〇〇 持讀時，運用相同的彈動技 订★ 時針方向轉動時，卡擎夾…接受另::體3〇作逆 本發明在夾持不同規格的螺…;:：= 連α扳轉不間斷的操作優點。 10 200916272 綜上所述，本發明棘動式活動板 丁王要疋為了解決習 知活動扳手10及棘輪扳手2〇使用 用上的問碭，本發明的技 術手段主要是利用在活動顎央5〇 月^又有一可移動的卡掣 夾爪61 ’卡掣央爪61受到一强神开彼 件63彈抵，具有朝把 柄3〗方向回復的力量，藉此卡塹水 卞羋夹爪61可對螺帽100(200) 做出類似棘輪扳手的彈動型錐，你 勒生慼使本發明可在不抽離螺帽 100(200)的狀態下，達到連續 只孜得不間斷的優點，操作上相 當快速且方便。另外，本發明活動顯夹5q可因應螺帽 謂(2_的尺寸作調整移動，使本發明更能適用於扳轉各種 不同規格尺寸的螺帽10〇(2〇〇)進行使用。 惟以上所述者，僅為本發明之一較佳實施例而已，當 不能以此㈣本發明實施之範圍，即大凡依本發明申請專 利範圍及發明說明内容所作之簡單的等效變化與修飾，皆 仍屬本發明專利涵蓋之範圍内。 【圖式簡單說明】 圖1是習知活動扳手的立體圖； 圖2疋習知棘輪扳手的立體圖； ^ 是本卷明棘動式活動扳手一較佳實施例的組合立 ®說月本發明包含有一扳手本體、一調整螺件、一活 動顎失及一可動彈爪單元； 圖4是上述較佳實施例的分解立體圖，說明本發明可 動彈爪單元具有—卡制十^ ^ 卞I夾爪、一限位銷及一彈性元件： 圖5是上述較隹實施例的側視圖； 圖6疋上述較佳實施例的組合剖視圖，說明卡掣夾爪 11 200916272 滑設在活動顎夾上可移動的情形； 圖7疋上述較佳實施例的動作圖 螺帽的情形； 圖8疋上述較佳實施例的動作圖， 針方向對螺帽進行扳轉的情形； 圖9是上述較佳實施例的動作圖， 針方向旋轉’螺帽頂退卡掣夾爪的情形 圖1 〇疋上述較佳實施例的動作圖 原處可繼續對螺帽扳轉的情形； 圖11是上述較佳實施例的動作圖 同規格尺寸的另—螺帽的情形；及 ,圖12疋上述較佳實施例的動作圖 掣失爪作頂退動作的情形。 ’說明本發明夾合— 說明本發明以順時 說明本發明以逆時 ， ，說明本發明回復至 ，說明本發明夾合不 ，說明另一螺帽對卡 12 200916272 【主要元件符號說明】 30…… —板手本體 52…… …顎夾部 31…… …把柄 521 ···· …滑動面 32…… •…固定顎夾 522 …導槽 33…… …·槽孔 523 …·銷孔 34…… •…轴孔 60…… .…可動彈爪單元 35…… •…滑槽 61…… -----^掣夾爪 36••… •…夾口部 611 · •…齒爪部 361… —夾面 612… •…第二凹點 37…·· …·第一凹點 613… •…滑板部 40·..·· …·調整螺件 614… 41 ••… …·螺桿 62…. •…限位銷 411 ·· •…螺紋段 63 ··.· •…彈性元件 412… • · ·.中孔 L1··.· •…軸線 42···· —軸鎖 L2••… •…連線 50···_ •…活動顎夾 100… •…螺帽 51 ••… …·螺桿部 200… •…另一螺帽 511… •…螺紋槽 13200916272 IX. Description of the Invention: [Technical Field] The present invention relates to an adjustable wrench, and more particularly to a ratcheting adjustable wrench that achieves a continuous turning effect by using a snap-shaped jaw. [Prior Art] The adjustment screw 12, which is disposed at the front of the wrench body u, and the movable clamp 13 disposed at the front end of the wrench body n, the wrench body u extends rearward with a handle 111, A fixing clip 112' is extended on the front side of the handle 111, and a slot 113 for the adjusting screw 12 to be inserted into the fixed screw 12 is inserted near the fixed clamp 112. At the front end of the handle 111, a channel chute 114 is recessed in the up and down direction, and the chute 114 can be inserted into the rear end of the movable slot 13 so that the live (four) clip 13 is just opposite to the solid clamp (1), and can be aligned with each other. The nut (not shown) is disengaged, and one end of the movable material 13 is inserted into the chute 114 so as to be connected with the adjusting screw ± Α _ ^, and the user can use the hand to turn the s-shaped screw 12 for the purpose. Drive the movable 1Λ Β clip 13 up and down, so the adjustable wrench 10 can be used for different sizes. The small nut performs the action of clamping and turning. Although the above-mentioned adjustable wrench can be used to make it look like the size of the nut is adjusted, the size of the nut is adjusted to be narrow, and although the female-man has to turn the nut, (4) i-inputs allow the adjustable wrench 10 to be turned to a certain angle. Wrench 1 〇 柚 月 人 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 、 π(四)田贾吟贾力和种棘决:: The problem of continuously turning the nut, the industry has developed a ratchet wrench, see Figure 2 The ratchet wrench 20 is mainly provided at the front end of the 200916272 a ratchet unit 22, the ratchet The unit 22 has a rotating ring 221. The inner circumference of the plum blossom perforated state is provided with a cartridge member for the inner portion of the nut 21 and the second ratchet unit 22 includes an elastic element embedded in the wrench body:::1 ( Both of them are not shown in the figure) ''piece action, so that the person is swaying to the outer circumference of the 221 to perform the one-way card to the original position of the ratcheting port and then continue to perform the repeated turning action. Although the wheel wrench 20 It is indeed possible to achieve a continuous turning nut, but because of the ratchet wrench 2 〇, if it is not to be able to turn a larger or fixed size specification, it is not applicable, when using the upper inch nut, 'the ratchet wrench 20 The uninterrupted effect can be achieved, and the wrench can achieve the goal of continuous improvement by the continuous operator. The advantage of the size adjustment is--[Inventive content] Therefore, the object of the present invention is to provide a continuous plate rotation and both Spiky with σ1 size Therefore, the present invention provides a ratchet type adjustable wrench, comprising: a wrench: the second, the adjusting screw, a movable clip and a movable claw unit, wherein the wrench body has an extended predetermined length a handle, and a fixed clip attached to the front of the handle, the front of the handle is recessed in the up-and-down direction - the sliding groove, and the inner edge of the fixed central portion is provided with a turning angle for the clip-nut In the mouth portion of the mouth, a corner of the jaw portion defines a younger-pit; the adjusting screw shaft is disposed at the front of the handle, and has a threaded section of 200916272 exposed on the outer side of the handle, and the threaded section can be extended The movable jaw has a set of screw portions disposed in the sliding slot and a jaw portion connected to the fixed jaw in front of the screw portion, and the outer circumference of the screw portion is provided with a ^π circumference a thread groove corresponding to the threaded section of the screw, a guiding groove is arranged in the front and rear direction at the upper edge of the clamping portion; the movable claw unit has a card f-jaw which is slidably disposed on the movable display guide groove, and Pushing the jaws toward the handle The elastic member, the upper edge of the clamping jaw is provided with a claw portion for clamping the screw a with the nip portion, and the corner portion of the claw clamping nut defines a second concave portion The connection between the second concave point and the first concave point is exactly parallel to the axis of the screw portion. The effect of the invention is to slide a movable jaw on the movable jaw, and the clamping jaw is utilized. The elastic member has a bounce effect, thereby utilizing the movable reading clip to achieve the effect of the (four) full size, and (4) the card f jaw can make an advantage similar to the ratchet wrench action to achieve continuous uninterruption. The foregoing and other technical features, features, and advantages of the present invention will be apparent from the following detailed description of the preferred embodiments of the invention. Referring to FIG. 3 and FIG. In a preferred embodiment, the overall configuration of the wrench is similar to that of a conventional adjustable wrench, and mainly includes: a wrench body 30' - an adjusting screw 4 〇, a movable 〇 5 〇, and a moving claw single A 6G 'Next' then the shape of each member of the invention is The spatial pattern is detailed later. A rear end of the wrench body 30 is extended with a handle shank having a predetermined length. The front end of the handle 31 is connected with a fixing clip 32. The front end of the handle 3 is provided with a slot 33. The handle 31 is provided with a handle 31 from below. The straight hole reaches the shaft hole 34 in the slot 33. The front end edge of the handle 31 is provided with a sliding slot 35 which is formed in the vertical direction and has a slightly cylindrical hole shape. The fixing clip 32 is recessed at the inner edge to have a turning angle. The clip has a nut 1 (see FIG. 4) of the jaw portion 36. The jaw portion 36 has two clamping faces 361 defining a first recess 37 at the apex of the two clamping faces 361. The adjusting screw 40 is rotatably disposed in front of the handle 31, and includes a screw 41 disposed in the slot 33, and a shaft pin 42 disposed in the shaft hole, the screw 41 having a body around the shaft a threaded section 411 exposed outside the handle 3ι, the leading edge of the threaded section 411 can extend into the interior of the sliding slot 35, and a center hole 412 is formed in the center of the screw 41, and the middle hole 412 can be inserted into the shaft lock The screw 41 can perform a rotational motion there. * Referring to FIG. 5 and FIG. 6, the movable jaw 50 has a screw portion 5 and a jaw portion 52. The screw portion 51 is just nested in the sliding groove 35, and has a center parallel to the sliding groove 35. The axis L1, the outer circumference of the rear side of the screw portion 51 is provided with a plurality of thread grooves 511, and the thread grooves 511 can be coupled with the threaded portion 411 of the screw, whereby the screw 41 can be screwed to drive the entire movable clamp 50 Adjusting the movement upward or downward, the jaw portion 52 is connected in front of the screw portion 51, which is just opposite to the fixed jaw 32, and a sliding surface 521 is disposed on the upper edge thereof, and the upper surface of the sliding surface 521 is provided. The front and rear direction = a guide groove 522 having a predetermined depth is provided. Further, the jaw portion 52 is drilled with a pin hole 523 penetrating into the guide groove 522 at the side. The movable claw unit 6 has a slide on the side. The clamping portion 52 sliding surface 200916272 62 jaw jaws, the wearing sleeve clamping jaw 61 and the limiting pin and the locking member 61 can be moved toward the handle 3 member 63. Dancing ^ ^ Claws 61疋 section is a T-shaped block, and is provided with a _ tooth portion 611 'the claw portion 6 ι The clamping portion is ugly=also the nut UK) is clamped, and the claw portion 611 defines the second side of the nut i at the second side, the second concave and the first concave: 7 - connection L2, which is exactly parallel to the monument 1 of the screw portion 51 (see ®7), so that the present invention can be used when the card 100 of the different sizes of the nut 100 is stuck. It can be ensured that the movable jaw 50 is moved up and down and the claw portion 611 can be kept in the normal clamping nut 1 . The clamping jaw 61 is extended at the lower edge - can be inserted into the guiding groove 522. P 613 'The slide portion 613 is provided with a long limit pin 62 in the front-rear direction, and is inserted into the long pure 614 by the pin hole 523. The piece 63 is placed in the elongated hole 614, and one end of the slide pin 614 is elastically received. The other end of the inner wall of the elongated hole 14 is spring-applied to the limit pin 62, thereby providing the strength of the Cavalier claw 61 to be pushed toward the handle 31. The upper side of the elongated hole is the ratcheting wrench of the present invention. An overview of the shape of the components and the spatial pattern of the combination; then, the action of the present invention and the expected performance of the present invention are as follows: Referring to Figure 7, when the user wants to have a nut 1 When the raking action is performed, the nip portion 36 on the fixed rhyme 32 is swayed at the corner of the burr to be adjusted, and the adjusting screw 4 is screwed, thereby adjusting the activity. The display clip moves up and down, so that the card pawl 61 on the movable display clip 5 can smoothly clamp the corners of the nut 100. ', 200916272 Refer to FIG. 8 'The user can turn the wrench body to make the mouth lose The handle 31 of the 36-disc +... is clockwise, so that the "card I-claw 6" collectively clamps the nut: 20 degrees clockwise rotation - angle. No need == When the user wants to turn the wrench body 30 back to the original position, the two must swing the wrench body 3G from the __31 homeward in a counterclockwise direction / 'only the handle handle clip", so that the clip portion 36 and "Two: It will naturally retreat from the room to avoid the nut." "There is enough space between the two to see Figure 10' to be wrenched body 30 turn 61 because of the elastic opening of the surname ^ to the original position, the side of the card jaw (10) (four) role, (four) against the nut, == to Figure 7 In this state, the above-mentioned motivator can continuously and continuously touch the nut with reference to Fig. 11, and turn the fixed clamp 32 on the tr different size (four) cap for plate rotation, the movable clamp 5, 4 36 for the other When the nut 200 is clamped, the nut is moved to make the cassette:=the screw member 40 is actuated to the other side of the screw (four), and the contact is clamped with another 2°〇 corner type nut 2〇〇ρ line U Still parallel, so that the other-clamp is clamped. This smoothly accepts the missing part % and the clicker jaw 61: 1] 12 'When the present invention reads the other nut 2 of different specifications, the same spring technique is used. ★ When the clockwise direction is rotated, the card is rotated.擎夹...Accept another:: Body 3 〇 逆 本 本 在 在 在 ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; ; 10 200916272 In summary, the tricky movable plate of the present invention is designed to solve the problem of the use of the conventional adjustable wrench 10 and the ratchet wrench 2, and the technical means of the present invention is mainly utilized in the activity center 5 〇月^ has a movable 掣 掣 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 61 A spring-like cone like a ratchet wrench can be made to the nut 100 (200), so that the invention can achieve the advantages of continuous uninterruptedness without withdrawing the nut 100 (200). It is quite fast and convenient to operate. In addition, the movable display clip 5q of the present invention can be adjusted and moved according to the size of the nut (2_), so that the present invention can be more suitably used for turning the nut 10〇(2〇〇) of various specifications and sizes. The present invention is only a preferred embodiment of the present invention, and is not intended to be in the scope of the present invention, that is, the simple equivalent changes and modifications made in accordance with the scope of the invention and the description of the invention. 1 is a perspective view of a conventional adjustable wrench; FIG. 2 is a perspective view of a conventional ratchet wrench; ^ is a preferred embodiment of the present ratcheting adjustable wrench The present invention comprises a wrench body, a adjusting screw, a movable latch and a movable claw unit. FIG. 4 is an exploded perspective view of the above preferred embodiment, illustrating that the movable claw unit of the present invention has - a clamping jaw, a limiting pin and an elastic member: Fig. 5 is a side view of the above-described embodiment; Fig. 6 is a sectional view of the preferred embodiment, illustrating the jaw jaw 11 200916272 slip Figure 7 is a view of the action diagram nut of the above preferred embodiment; Figure 8 is an action diagram of the above preferred embodiment, the case where the needle direction is turned over by the needle direction; 9 is an action diagram of the above-described preferred embodiment, and the case where the nut is rotated in the direction of the needle, and the nut is pulled back. FIG. 1 is the case where the action diagram of the above preferred embodiment can continue to rotate the nut; 11 is a case where the action diagram of the above-described preferred embodiment is the same as the size of the nut; and, in the case of the above-described preferred embodiment, the action of the above-described preferred embodiment is the case where the claw is lost. - Illustrate the present invention to explain the present invention in a timely manner, in order to explain the present invention, to return to the description of the present invention, and to illustrate the other nut-to-card 12 200916272 [Major component symbol description] 30... 52...... 颚 部 31 31 ... ... handle 521 · · · · ... sliding surface 32 ... • ... fixed jaw 522 ... guide groove 33 ... ... ... slot 523 ... · pin hole 34 ... ... ... axis Hole 60...... .... movable claw unit 35... 61...... -----^掣Claws 36••... •...Pinch section 611 ·•...toothed part 361...-Clip surface 612...•...Second pit 37...····First concave Point 613... •...Slide unit 40·..····Adjustment screw 614... 41 ••... screw 62.... •...Restriction pin 411 ·· •...Thread segment 63 ·····...Flexibility Element 412... • · ·. Center hole L1····•...Axis 42···· —Axis lock L2••... •...Connection 50···_ •...Active clamp 100... •... Nut 51 ••... ... screw part 200... •...other nut 511... •... thread groove 13