M315137 ψ 八、新型說明： 【新型所屬之技術領域】 本創作係關於一種具棘輪構造之起子之變更操作定位 構造，尤指其係設於握把後端而於更換工具套筒之工作方 向時定位確實、及存取工具頭之操作定位確實者。 •【先前技術】 ， 按，棘輪起子或類似的手工具已有眾多前案，且各有 0特色，如美國專利前案5, 875, 693號，係以齒輪來喃合定 位，但卻有換向操作定位構造定位不確實、定位構造易損 壞的問題。 另，具棘輪構造之起子，如美國專利第6, 070, 503號、 第6, 253, 654號及第6, 854, 363號，係裝設於起子握把之前 段或前端，在操作中極可能因誤觸調整鈕而使棘輪失效， 必須再調整。 φ 此外，現有具棘輪構造之起子，係於起子之軸向組裝 各組件，且亦於該轴向設置調整方向之組件（如旋鈕），而 該調整組件亦設有定位件以在調整後之方位上定位。但通 常該定位件之定位方向係平行於前述起子之組裝軸向，導 致定位件在旋轉時阻力較大，且較易磨損。 【新型内容】 ‘本創作係提供一種具棘輪構造之起子之變更操作定位 構造，藉其係設於握把後端，且藉其旋鈕之定位片係自旋 6 M315137 鈕周緣延伸出並對應棘輪座之定位件，而可解決換向操作 定位不確實之問題及元件不耐用之問題。 本創作之構造係包括工具套筒、握柄、第一棘爪、第 一彈性元件、第二棘爪、第二彈性元件及旋鈕，其中工具 套筒套接有棘輪頭，棘輪頭設有棘齒，握柄内為中空之内 腔以容納工具套筒與一棘輪座，而棘輪座設有容室、容槽 與定位件，容室與容槽相連通，且容室内則容設棘輪頭及 籲其棘齒，而定位件則設於棘輪座外側，第一棘爪係一板片 而容納於握柄之棘輪座之容槽，並具有凸梢以樞接於棘輪 座，第一彈性元件設於容槽内而抵接於第一棘爪與棘輪座 間，令第一棘爪對應抵於棘輪頭之棘齒，第二棘爪係一板 片而容納於握柄之棘輪座之容槽，並具有凸梢以樞接於棘 輪座，第二彈性元件設於容槽内而抵接於第二棘爪與棘輪 座間，令第二棘爪對應抵於棘輪頭之棘齒，旋鈕係設有穿 ⑩孔、固定件、第一凸柱、第二凸柱及定位片，穿孔供棘輪 頭穿套，並以固定件固定而樞接於握柄，第一凸柱對應抵 於第一棘爪’第二凸柱對應抵於第二棘爪’而定位片係自 旋鈕周緣延伸出並對應棘輪座之定位件，且定位片設有凹 陷以供定位件對應定位。 上述之定位件係包括一鋼珠及一彈性元件，彈性元件 抵頂鋼珠以抵住定位片。 上述之握柄另設有容腔以容納有工具頭，並設有轉 M315137 盤，且轉盤設有開口以對應容腔，而握柄設有凸粒，且轉 盤對應設有弧形槽及柱孔供凸粒嵌入。 進一步握柄之容腔係至少二個且等間隔設置，轉盤之 弧形槽之中心及柱孔之中心亦係等間隔設置而對應於握柄 之容腔，並轉盤之開口係設於其中一弧形槽之中心。 藉之，本發明具有換向操作定位確實及元件耐用而不 易磨損和轉盤存取工具頭之操作定位確實之優點與增進功 •效。 【實施方式】 首先，如第一圖及第二圖所示，本創作實例係包括工 具套筒（1)、握柄（2)、第一棘爪（3)、第一彈性元件（4)、 第二棘爪（5)、第二彈性元件（6)及旋鈕（7)，而本創作實例 最大特徵係在於握柄（2)後端設置旋鈕（7)及其棘輪構造， 以利操作，其中： • 工具套筒（1)，係前段具有嵌溝（11)與後端套接有棘輪 頭（12)，另前端可套接工具頭（14)，棘輪頭（12)設有棘齒 (13)，另搭配有其他可替換的工具頭（14A)，及一 C型之扣 件（15)。 握柄（2)，内為中空之内腔（21)，内腔（21)前段容納工 具套筒（1)，且於後段容設一棘輪座（22)，而棘輪座（22)設 有容室（221)、容槽（222)、穿孔（223)、柱孔（224)與定位 件（225)，容室（221)與容槽（222)相連通，且容室（221)底 M315137 部設穿孔（223)與柱孔（224)，容室（221)則容設棘輪頭（12) 之棘齒（13)，工具套筒（1)穿過穿孔（223)，並另設轉盤 (23) ，轉盤（23)樞接於工具套筒（1)，而以扣件（15)固定於 工具套筒（Π而限制轉盤（23)，且轉盤（23)設有穿孔（231) 及開口（232)，穿孔（231)以供工具套筒（1)穿透，而握柄（2) 另設有容腔（24)以容納有工具頭（14A)，工具頭（14A)之取 放則由開口（232)出入’而定位件（225)則係設於棘輪座（22) 馨外侧，定位件（225)係包括一鋼珠（2251)及一彈性元件 (2252)，彈性元件（2251 )抵頂鋼珠（2252)。握柄（2)進一步 粒（25)，而轉盤（23)對應設有弧形槽（233)及柱孔 (234)供凸粒（25)嵌入，其中握柄（2)之容腔（24)係至少二 個且等間隔設置，轉盤（23)之弧形槽（233)之中心及柱孔 (234)之中心亦係等間隔設置而對應於握柄（2)之容腔 (24) ，旅轉盤（23)之開口（232)係設於其中一弧形槽（233) •之中心。 第一棘爪（3)，係一板片並容納於握柄（2)之棘輪座（22) 之容;1^(222)之一，而具有凸梢（31)以樞接於棘輪座（22)之 枉孔（224” 第一彈性元件（4)，設於容槽（222)内而抵接於第一棘 爪（3)與棘輪座（22)[容槽（222)之内壁]間，令第一棘爪（3) 對應抵於工具套筒⑴之棘齒(13)。 第二棘爪（5)，係一板片並容納於握柄（2)之棘輪座（22) 9 M315137 之容槽（222)之一，而具有凸梢（51)以樞接於棘輪座（22)之 柱孔（224)。 第二彈性元件（6)，設於容槽（222)内而抵接於第二棘 爪（5)與棘輪座（22)内壁間，令第二棘爪（5)對應抵於工具 套筒（1)之棘齒（13)。 旋I丑（7 )，係固定於工具套筒（1)而相對樞接於握柄 (2)，並設有相對之第一凸柱（71)、第二凸柱（72)、穿孔 • (73)、固定件（74)及定位片（75)，並定位片（75)係自旋鈕 (7)周緣延伸出並對應棘輪座（22)之定位件（225)，且定位 片（75)設有凹陷（751)以供定位件（225)對應定位。穿孔（73) 供工具套筒（1)穿套，而固定件（74)則固定於工具套筒 (1)，第一凸柱（71)對應抵於第一棘爪（3)，第二凸柱（72) 對應抵於第二棘爪（5 )。 藉之，握柄（2)内設工具套筒（1)，且握柄（2)後設棘輪 鲁座（22)、棘輪頭（12)及旋鈕（7)，而棘輪座（22)内設第一棘 爪（3)、第一彈性元件（4)、第二棘爪（5)與第二彈性元件 (6)，並令第一棘爪（3)與第二棘爪（5)分別抵於棘輪頭（12) 之棘齒（13)，藉旋鈕（7)之第一凸柱（71)與第二凸柱（72)分 別抵住與帶動第一棘爪（3)或第二棘爪（5)，而可變換工具 套筒（1)之有效工作方向。 操作時，如第三圖至第五圖所示，其中，第三圖係本 創作雙向卡掣之操作示意圖[橫剖視/工具頭直接與握柄連 M315137 動];旋鈕（7)位於中央，第一棘爪（3)及第二棘爪（5)係同 時卡抵棘輪頭（12)之棘齒（13)，此時，第一凸柱（71)及第 二凸柱（72)均不會抵住第一棘爪（3)及第二棘爪（5)，工具 .頭（14A)直接與握柄（2)連動。 換工作方向時，如第四圖及第五圖所示，其中第四圖 • 係本創作順時針卡掣之操作示意圖[橫剖視/工具頭與握柄 - 順時針連動]，如第五圖所示，係本創作逆時針卡掣之操作 #示意圖[橫剖視/工具頭與握柄逆時針連動]。當旋鈕（7)偏 向一侧，則第一凸柱（71)或第二凸柱（72)之一連動第一棘 • 爪（3)或第二棘爪（5)之一退開，亦即令第一棘爪（3)及第二 -棘爪（5)之一連動退開而不再嚙合棘輪頭（12)之棘齒 (13)，進而令工具套筒（1)之工作方向確實更換。 如第六圖所示，轉盤（23)旋轉令開口（232)對準容腔 (24)，則凸粒（25)嵌卡於設有開口（232)之弧形槽（233)兩 _端，容腔（24)内之工具頭（14A)即可由開口（232)取出。另， 不用之工具頭（14A)亦可由開口（232)放入容腔（24)内。 如第七圖所示，當轉盤（23)旋轉以封閉容腔（24)時， 開口（232)與容腔（24)係錯開之狀態，其中之一凸粒（25) 嵌卡於柱孔（234)，另一凸粒（25)則位於弧形槽（233)之中 心，藉以確保轉盤（23)定位，並令工具頭（14A)被擋住。 【圖式簡單說明】 第一圖係本創作之分解圖。 11 M315137 , 第二圖係本創作組合後之外觀立體圖。 第三圖係本創作雙向卡掣之操作示意圖[橫剖視/工具頭直 接與握柄連動]。 • 第四圖係本創作順時針卡掣之操作示意圖[橫剖視/工具頭 -與握柄順時針連動]。 第五圖係本創作逆時針卡掣之操作示意圖[橫剖視/工具頭 • 與握柄逆時針連動]。 _第六圖係本創作轉盤旋轉令開口對準容腔之示意圖。 第七圖係本創作轉盤旋轉以封閉容腔之示意圖。 - 【主要元件符號說明】 (1) 工具套筒 (2) 握柄 (3) 第一棘爪 (4) 第一彈性元件 (5) 第二棘爪 (6) 第二彈性元件 (7) 旋姜丑 (11) 嵌溝 (12) 棘輪頭 (13) 棘齒 (14)(14A)工具頭 (15) 扣件 (21) 内腔 (22) 棘輪座 (221) 容室 (222) 容槽 (223) 穿孔 (224) 柱孔 (225) 定位件 (2251) 鋼珠 (2252) 彈性元件 (23) 轉盤 12 M315137 (231) 穿孔 (232) 開口 (233) 弧形槽 (234) 柱孔 (24) 容腔 (25) 凸粒 (31) 凸梢 (51) 凸梢 (71) 第一凸柱 (72) 第二凸柱 (73) 穿孔 (74) 固定件 (75) 定位片 (751) 凹陷M315137 ψ VIII, new description: [New technical field] This creation is about a change operation positioning structure with a ratchet structure, especially when it is set at the rear end of the grip and when changing the working direction of the tool sleeve. The positioning is correct, and the positioning of the access tool head is correct. • [Previous Technology], Press, Ratchet Screwdriver or similar hand tools have many previous cases, and each has 0 features, such as US Patent No. 5, 875, 693, which is geared to locate, but there are The problem of the reversing operation positioning structure is not accurate and the positioning structure is easy to be damaged. In addition, a screwdriver having a ratchet structure, such as U.S. Patent Nos. 6,070,503, 6,253,654 and 6,854,363, are attached to the front or front end of the driver's grip, in operation It is very likely that the ratchet will fail due to accidental touch of the adjustment knob and must be adjusted. φ In addition, the existing screwdriver with a ratchet structure is assembled in the axial direction of the screwdriver, and the component (such as a knob) is also disposed in the axial direction, and the adjusting component is also provided with a positioning member for adjustment. Orientation. However, usually the positioning direction of the positioning member is parallel to the assembly axial direction of the aforementioned screwdriver, which causes the positioning member to have a large resistance when rotating and is relatively easy to wear. [New Content] 'This creation provides a change operation positioning structure with a ratchet structure. It is attached to the rear end of the grip, and the positioning piece of the knob is extended by the periphery of the knob 6 M315137 button and corresponds to the ratchet. The positioning part of the seat can solve the problem that the reversing operation is not accurate and the component is not durable. The construction of the present invention includes a tool sleeve, a handle, a first pawl, a first elastic element, a second pawl, a second elastic element and a knob, wherein the tool sleeve is sleeved with a ratchet head, and the ratchet head is provided with a spine The tooth has a hollow inner cavity for accommodating the tool sleeve and a ratchet seat, and the ratchet seat is provided with a chamber, a receiving groove and a positioning member, the chamber is connected with the receiving groove, and the ratchet head is accommodated in the chamber And the locating member is disposed on the outer side of the ratchet seat, the first pawl is a plate and is accommodated in the groove of the ratchet seat of the handle, and has a convex tip for pivoting to the ratchet seat, the first elasticity The component is disposed in the cavity and abuts between the first pawl and the ratchet seat, so that the first pawl corresponds to the ratchet of the ratchet head, and the second pawl is a plate and is accommodated in the ratchet seat of the handle. a slot having a protruding end for pivoting to the ratchet seat, the second elastic element being disposed in the pocket to abut between the second pawl and the ratchet seat, and the second pawl corresponding to the ratchet of the ratchet head, the knob system The utility model is provided with a 10 hole, a fixing member, a first protruding column, a second protruding column and a positioning piece, and the through hole is provided for the ratchet head to be worn. And being fixed by the fixing member and pivoted to the handle, the first protrusion corresponding to the first pawl, the second protrusion corresponding to the second pawl, and the positioning piece extending from the periphery of the knob and corresponding to the ratchet seat The positioning member is provided, and the positioning piece is provided with a recess for corresponding positioning of the positioning member. The above positioning member comprises a steel ball and an elastic member, and the elastic member abuts against the steel ball to abut the positioning piece. The handle is further provided with a cavity for accommodating the tool head, and is provided with a rotating M315137 disk, and the turntable is provided with an opening to correspond to the cavity, and the handle is provided with convex particles, and the turntable is provided with an arc groove and a column The holes are for embedding the bumps. The cavity of the further handle is at least two and equally spaced, and the center of the arcuate groove of the turntable and the center of the column hole are also arranged at equal intervals to correspond to the cavity of the handle, and the opening of the turntable is set in one of the openings The center of the curved groove. By the way, the present invention has the advantages of reversing operation positioning, component durability, and wear resistance, and the operational positioning of the turntable access tool head. [Embodiment] First, as shown in the first figure and the second figure, the present example includes a tool sleeve (1), a handle (2), a first pawl (3), and a first elastic member (4). , the second pawl (5), the second elastic element (6) and the knob (7), and the biggest feature of the present creation example is that the knob (7) and the ratchet wheel are disposed at the rear end of the handle (2) for operation , wherein: • the tool sleeve (1) has a recessed groove (11) at the front and a ratchet head (12) at the rear end, and the tool head (14) is sleeved at the front end, and the ratchet head (12) is provided with a spine Teeth (13), with other replaceable tool heads (14A), and a C-type fastener (15). The handle (2) has a hollow inner cavity (21), the front part of the inner cavity (21) accommodates the tool sleeve (1), and a ratchet seat (22) is accommodated in the rear stage, and the ratchet seat (22) is provided a chamber (221), a pocket (222), a perforation (223), a column hole (224) and a positioning member (225), the chamber (221) communicates with the pocket (222), and the chamber (221) bottom The M315137 is provided with a perforation (223) and a column hole (224), the chamber (221) accommodates a ratchet head (13) of the ratchet head (12), and the tool sleeve (1) passes through the perforation (223) and is separately provided. The turntable (23), the turntable (23) is pivotally connected to the tool sleeve (1), and the fastener (15) is fixed to the tool sleeve (Π and the turntable (23) is restricted, and the turntable (23) is provided with a perforation (231) And opening (232), perforation (231) for the tool sleeve (1) to penetrate, and the handle (2) is further provided with a cavity (24) to accommodate the tool head (14A), the tool head (14A) The pick-and-place is inserted into the opening (232) and the positioning member (225) is disposed outside the ratchet seat (22). The positioning member (225) includes a steel ball (2251) and an elastic member (2252). The element (2251) is abutted against the steel ball (2252). The handle (2) is further granulated (25), The turntable (23) is correspondingly provided with an arcuate groove (233) and a column hole (234) for embedding the convex piece (25), wherein the cavity (24) of the handle (2) is at least two and equally spaced, the turntable ( 23) The center of the arcuate groove (233) and the center of the column hole (234) are also equally spaced to correspond to the cavity (24) of the handle (2), and the opening (232) of the travel wheel (23) It is disposed at the center of one of the arcuate grooves (233). The first pawl (3) is a plate and is accommodated in the ratchet seat (22) of the handle (2); one of the 1 (222) a first elastic member (4) having a boss (31) pivotally connected to the ratchet seat (22), disposed in the pocket (222) to abut the first pawl (3) Between the ratchet seat (22) [the inner wall of the pocket (222)], the first pawl (3) corresponds to the ratchet (13) of the tool sleeve (1). The second pawl (5) is a plate The piece is accommodated in one of the slots (222) of the ratchet seat (22) 9 M315137 of the handle (2), and has a protrusion (51) for pivoting to the column hole (224) of the ratchet seat (22). The two elastic members (6) are disposed in the pocket (222) to abut between the second pawl (5) and the inner wall of the ratchet seat (22). The second pawl (5) is corresponding to the ratchet (13) of the tool sleeve (1). The screw (7) is fixed to the tool sleeve (1) and is pivotally connected to the handle (2) And is provided with a first protrusion (71), a second protrusion (72), a perforation (73), a fixing member (74) and a positioning piece (75), and the positioning piece (75) is a self-knob ( 7) The peripheral edge extends and corresponds to the positioning member (225) of the ratchet seat (22), and the positioning piece (75) is provided with a recess (751) for corresponding positioning of the positioning member (225). The perforation (73) is for the tool sleeve (1) to pass through, and the fixing member (74) is fixed to the tool sleeve (1), the first protrusion (71) corresponds to the first pawl (3), and the second The stud (72) corresponds to the second pawl (5). By the way, the handle (2) is provided with a tool sleeve (1), and the handle (2) is provided with a ratchet seat (22), a ratchet head (12) and a knob (7), and the ratchet seat (22) a first pawl (3), a first elastic element (4), a second pawl (5) and a second elastic element (6), and the first pawl (3) and the second pawl (5) Abutting the ratchet (13) of the ratchet head (12) respectively, the first protrusion (71) and the second protrusion (72) of the knob (7) respectively abut against and drive the first pawl (3) or the first The second pawl (5), which can change the effective working direction of the tool sleeve (1). In operation, as shown in the third to fifth figures, wherein the third figure is a schematic diagram of the operation of the two-way cassette of the present creation [cross section/tool head directly connected with the handle M315137]; the knob (7) is located at the center The first pawl (3) and the second pawl (5) are simultaneously ratcheted to the ratchet head (13) of the ratchet head (12). At this time, the first protrusion (71) and the second protrusion (72) Neither the first pawl (3) nor the second pawl (5) will be pressed, and the tool head (14A) will directly interlock with the handle (2). When changing the working direction, as shown in the fourth and fifth figures, the fourth picture is the operation diagram of the clockwise card (the cross section / tool head and the handle - clockwise linkage), such as the fifth The figure shows the operation of the counterclockwise card in this creation. # Schematic diagram [cross section / tool head and grip counterclockwise linkage]. When the knob (7) is biased to one side, one of the first stud (71) or the second stud (72) interlocks one of the first ratchet (3) or the second pawl (5) to retreat. That is, one of the first pawl (3) and the second pawl (5) is retracted to no longer engage the ratchet (13) of the ratchet head (12), thereby making the working direction of the tool sleeve (1) replace. As shown in the sixth figure, the turntable (23) rotates to align the opening (232) with the cavity (24), and the bump (25) is embedded in the curved groove (233) provided with the opening (232). The tool head (14A) in the cavity (24) can be taken out by the opening (232). In addition, the unused tool head (14A) can also be placed into the cavity (24) by the opening (232). As shown in the seventh figure, when the turntable (23) is rotated to close the cavity (24), the opening (232) and the cavity (24) are staggered, and one of the bumps (25) is embedded in the column hole. (234), another projection (25) is located at the center of the arcuate groove (233) to ensure positioning of the turntable (23) and to block the tool head (14A). [Simple description of the diagram] The first diagram is an exploded view of the creation. 11 M315137, the second picture is the appearance of the combination of the creation of the perspective. The third picture is a schematic diagram of the operation of the two-way cassette of this creation [cross section/tool head directly connected with the handle]. • The fourth picture is a schematic diagram of the operation of the clockwise card in this creation [cross section / tool head - clockwise with the handle]. The fifth picture is a schematic diagram of the operation of the counterclockwise card in this creation [cross section / tool head • counterclockwise with the handle]. The sixth figure is a schematic diagram of the rotation of the creation turntable to align the opening with the cavity. The seventh figure is a schematic diagram of the rotation of the creation turntable to close the cavity. - [Main component symbol description] (1) Tool sleeve (2) Grip (3) First pawl (4) First elastic member (5) Second pawl (6) Second elastic member (7) Ginger (11) Trench (12) Ratchet head (13) Ratchet (14) (14A) Tool head (15) Fastener (21) Inner cavity (22) Ratchet seat (221) Housing (222) (223) Perforation (224) Column hole (225) Positioning member (2251) Ball (2252) Elastic element (23) Turntable 12 M315137 (231) Perforation (232) Opening (233) Curved groove (234) Column hole (24 ) cavity (25) convex (31) convex (51) convex (71) first protrusion (72) second protrusion (73) perforation (74) fixing member (75) positioning piece (751) depression
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