M350441 八、新型說明： 【新型所屬之技術領域】 尤指一種棘輪扳手 本創作係有關一種棘輪扳手結構 可變換轉動方向之換向結構改良。 【先前技術】 如第5圖所示，為習用之棘輪扳手結構，由圖中可見，M350441 VIII. New description: [New technical field] Especially a kind of ratchet wrench This is a kind of ratchet wrench structure which can change the commutation structure of the rotating direction. [Prior Art] As shown in Fig. 5, it is a conventional ratchet wrench structure, as can be seen from the figure,
於板手8之頭部8◦内容設有與頭部8 Q内之環齒部8丄 喃合之棘齒塊82,此棘齒塊82並㈣部δ㈣ 撐件8 3頂撐咖f純置ϋ㈣m 該棘齒塊8 2能容設於頭部8 Q内，故頭部8 q之設叶必 須具有-可供棘齒塊82與其他元件置入之容置：間8 4，故習用之棘輪板手之頭部8 Q通常必須具有—定之規 格，俾供該棘齒塊8 2能容設於其中。 如第6圖與第7圖所示，為另一習用之棘輪板手結 構，其於扳手9 -端具有-頭部9 〇，於頭部g 〇中具有 環齒部9 1，且於頭部9 0内容設一棘齒座9 2，棘齒座 9 2與該頭部9 〇間形成一容置空間9 3，於此容置空間 9 3内容設-棘齒塊9 4，錄頭部9〇設有—變換棘齒 座9 2轉財向之換向關9 5，此換向關9 5與該^ 齒塊9 4之間連接-賴件9 6，俾供該換㈣關9 ^板 動後變換該棘齒塊9 4之f動方向並頂撐定位，該棘齒座 9 2係於頭部9◦兩側分別以—扣環9 7^位於頭部9 〇 5 M350441 内。由7圖中可見，該棘齒塊94 頂撐於頭部90之環齒部七941之所以能 標，然而，賴件9 6 =藉由該彈性件9 6所支 之問題產生，進而使棘:=間後通常會有彈性疲乏 暢。 鬼9 ;頌部90内之動作不順 因此，如何解決習 80内佔空間，且能^ 8之棘齒塊82於頭部 〇習用棘輪扳手9 東α鸯 動強度之問題即為本創作所欲解h重點所在94零 【新型内容】 本創作之主要目的 在於解決上述的問題而提供一種 棘輪扳手之換向改良結構*仏種 向開關之連_，齒塊之凹部供容設換 棘輪扳手節省空間，使齒塊時，可較於習用之 用之頭部為小；另外，^作之碩部紐計上可相對於習 連動軸，且藉由扳_^魏^縣容設換向開關之 而變換棘齒座之轉動方向°開關而使頂撐件頂撐該棘齒塊 作為往復支料而具有較佳用之扳手以彈性件 疲乏㈣動不㈣:二不會因該彈性件彈性 為達-述之目的，本創作係包括： 一位於板手一山 _ 一通二:部相對 齒座兩端：環位於該頭部之通孔内’於棘 槽’於该棘齒座一端由中心向 6 M350441 内穿入—速、$ 件結合之套接^槽之穿孔H則伸設—供與被動元 動轴，其具有一扳動部，於此扳動部延伸-連 相#於絲ι 係穿設於該棘齒座之穿孔内，且於連動軸 '齒座之凹槽位置設有一於常態時向外頂推之頂撐 件。 牙 . 一棘齒塊，此棘齒塊係設於棘齒座中之凹槽内，棘齒 - 塊於外緣具有至少一於作動時與該環齒部相對嚙合之棘 • 齒，而棘齒塊内具有一凹部’此凹部於棘齒座内俾供該換 向開關之連動轴容置，棘齒塊相對於凹部之兩側分別具有 一擋止部’且於凹部鄰近各該擋止部分別具有一供該頂^ 件之前端陷入定位之凹入部，該換向開關之頂撐件於板動 換向開關時，受二擋止部阻擋而於二凹入部間滑移。 本創作之上述及其他目的與優點，不難從下述所選用 實施例之詳細說明與附圖中，獲得深入了解。 ^ φ 當然，本創作在某些另件上，或另件之安排上容“ 所不同’但所選用之實施例’則於本說明書中，予以古,乡 說明，並於附圖中展示其構造。 ά 【實施方式】 請參閱第1圖至第4圖，圖中所示者為本創作 之實施例結構，此僅供說明之用，在專利申請上 一、 種結構之限制。 、’又此 本實施例提供一種棘輪扳手之換向改良纟士接 艮、、，°構，其係包 7 M350441 括： 一頭部1 1，其係位於扳手1之一端，此頭部1 1於 兩側面貫穿而形成一通孔丄2，頭部1 1相對於通孔1 2 之環緣設有一環齒部1 3。於本實施例中，該頭部i丄於 一侧面向内凹設一與該環齒部丄3同軸之環凹部丄4，該 環凹部1 4之孔徑大於該環齒部χ 3，於此環凹部i 4更 -凹設有一第一環槽141，而頭部1 1於另一側面環設一 内孔小於環齒部之阻擋部1 5。 # 一棘齒座2，其係穿設並定位於該頭部1之通孔1 2 内，於棘齒座2兩端間之環側凹設一凹槽2 1，於該棘齒 座21—^由中心向内穿入一連通該凹槽21之穿孔2 2，另一端則伸设一套接部2 3，此套接部2 3係供與被 動元件結合（於此所述之被動元件未見於圖中，其係指被 間接鎖固或直接鎖固之元件，例如必須於套接部2 3另套 接套筒所旋動之内六角螺絲，或者是可直接利用套接部2 • 3喊狀其他元件等）。於本實施财，雜錢2於設 籲·置套接部2 3之-端環徑大於該阻擋部工5而受阻播部工 • 5擔止於頭部11中’另-端於水平方向往外設有一延伸 部2 5，於此延伸部2 5凹設-第二環槽2 5丄，一扣環 3於該棘齒座2置入頭部1丄内時卡設於第一環槽i 4工 與第二環槽2 5 1中，該棘齒座2藉該阻擋部工5阻播該 棘齒座2-端於頭部1 1中，於棘齒座2另端以扣環3定 位於第-環槽14 1與第二環槽25丄中，使棘齒座2受 限定位於頭部1 1之通孔1 2内。 8 M350441 一換向開關4 ’其具有一扳動部41，於此扳動部4 * 1延伸一連動軸4 2，此連動軸4 2係穿設於該棘齒座2 之穿孔2 2内，且於連動軸4 2相對於棘齒座2之凹槽2 1位置設有一於常態時向外頂推之頂撐件4 3。於本實施 例中’該連動軸4 2相對於該棘齒座2之凹槽2 1位置設 有一軸孔4 2 1，且於頂撐件4 3與轴孔4 2 1間設有一 彈性元件4 4，該彈性元件4 4與軸孔4 2 1間更設有一 圓珠4 5。 • 一棘齒塊5，此棘齒塊5係設於棘齒座2中之凹槽2 1内，棘齒塊5於外緣具有至少一於作動時與該環齒部1 3相對喃合之棘齒5 1，而棘齒塊5内具有一凹部5 2， 此凹部5 2於棘齒座2内俾供該換向開關4之連動軸4 2 容置，棘齒塊5相對於凹部5 2之兩側分別具有一擋止部 5 2 1，且於凹部5 2鄰近各該擋止部5 2 1分別具有一 供該頂撐件4 3之前端陷入定位之凹入部5 2 2，該換向 開關4之頂撐件4 3於扳動換向開關4時，受二擋止部5 ·- 2 1阻擋而於二凹入部5 2 2間滑移。於本實施例中，該 棘齒塊5之凹部5 2略成门字型，棘齒塊5相對於凹部5 2設置之二擋止部5 2 1係分別設於鄰近轉角處之兩側， 於二擋止部5 2 1間形成一供該頂撐件4 3滑移之導弧面 5 2 3，該二凹入部5 2 2係位於门字型之該棘齒塊5二 轉角處而銜接相對應之擋止部521與該導弧面523。 〇 由上述之結構可見，本創作目的之一在於，該換向開 9 M350441 關4之連動軸4 2穿設於棘齒座2之穿孔22中，當棘齒 塊5置入頭部1 1内而位於棘齒座2之凹槽2丄時，棘齒 塊5之凹部5 2可供換向開關4之連動軸4 2容設，因此 ，頭部1 1於容設棘齒塊5時，可縮減連動軸4 2與該棘 齒塊5間之距離，相對的可縮減頭部丄丄内供容置元件之 谷置空間，因此，相較於習用之棘輪扳手可節省空間，使 本創作之頭部11於設計上可相對於習用之頭部為小。 另外，本創作目的之二在於，該棘齒塊5於該棘齒座 2之凹槽2 1内受該換向開關4之頂撐件4 3頂撐，因此 可與該頭。卩1 1之環齒部1 3嚙合，並藉由扳動該換向開 關4而可轉向掣動方向，藉此直接利用換向開關4之頂撐 件4 3與該棘齒塊5相對頂f，因此不會造成如習用之棘 輪板手必須再利用彈性件俾供掣動其棘齒塊，因此本創作 之棘輪扳手較習用之棘輪扳手具有較佳之掣動強度，不會 造成如彈性件疲乏而造成棘齒塊5於頭部11内移動不順 之情形產生。 以上所述實施例之揭示係用以說明本創作，並非用以 限制本創作，故舉凡數值之變更或等效元件之置換仍應隸 屬本創作之範售。 由以上詳細說明，可使熟知本項技藝者明暸本創作的 確可達成前述目的，實已符合專利法之規定，爰提出專利 申請。 【圖式簡單說明】 第1圖係本創作之立體分解圖The head 8 of the wrench 8 is provided with a ratchet block 82 merging with the ring tooth portion 8 in the head 8 Q. The ratchet block 82 is (four) δ (four) struts 8 3 struts ϋ(4)m The ratchet block 8 2 can be accommodated in the head 8 Q, so the set head of the head 8 q must have a space for the ratchet block 82 and other components to be placed: 8 4 , so it is used The head 8 8 of the ratchet wrench usually has to have a predetermined specification for the ratchet block 8 2 to be accommodated therein. As shown in FIGS. 6 and 7, it is another conventional ratchet wrench structure having a head 9 〇 at the end of the wrench 9 and a ring tooth portion 9 1 in the head g 且The portion of the portion 90 is provided with a ratchet seat 9 2 , and the ratchet seat 9 2 and the head portion 9 are formed with an accommodating space 9 3 , and the accommodating space 9 3 is provided with a ratchet block 9 4 . The part 9〇 is provided with a shifting ratchet seat 9 2 and a reversing switch 9 5 , which is connected between the reversing off 9 5 and the ^ tooth block 9 4 - the part 9 6 is for the change (four) off 9 ^ After the plate is moved, the direction of the ratchet block 9 4 is changed and the top support is positioned. The ratchet seat 92 is attached to the head 9 ◦ on both sides with a buckle 9 7 ^ at the head 9 〇 5 M350441 Inside. It can be seen from Fig. 7 that the ratchet block 94 is supported by the ring tooth portion 941 of the head portion 90. However, the spacer member 96 is generated by the problem of the elastic member 96, thereby Spines: = usually there will be elastic fatigue after the interval. Ghost 9; The movements in the scorpion 90 are not smooth. Therefore, how to solve the problem of the space occupied by the 80, and the ratchet block 82 of the 8 can be used in the head. Solution h focus on 94 zero [new content] The main purpose of this creation is to solve the above problems and provide a reversing improved structure of the ratchet wrench * 仏 kind of switch to the switch _, the recess of the tooth block for the replacement of the ratchet wrench save Space, when the tooth block is made, it can be smaller than the head used for the purpose of use; in addition, the masterpiece of the work can be linked to the axis of the master, and the switch is provided by the wrench _^Wei County And changing the rotation direction of the ratchet seat to switch, so that the top support member supports the ratchet block as a reciprocating material and has a better wrench for the elastic member to be tired (four) moving (four): two will not be elastic due to the elastic member For the purpose of the description, the creation includes: one in the slab of a mountain _ one tong two: the opposite part of the toothed seat: the ring is located in the through hole of the head 'in the spur groove' at the end of the ratchet seat by the center Insert into the 6 M350441, the speed, and the combination of the sleeves and the slotted holes H are extended. And a passive element moving shaft having a pulling portion, wherein the extending portion of the pulling portion is connected to the through hole of the ratchet seat, and is disposed at a groove position of the toothed seat There is a top support member that pushes outward when it is in a normal state. a ratchet block, the ratchet block being disposed in a recess in the ratchet seat, the ratchet-block having at least one spine tooth that is oppositely engaged with the ring tooth at the outer edge, and the spine The recess has a recessed portion therein. The recess is received in the ratchet seat for the linkage shaft of the reversing switch. The ratchet block has a stop portion on each side of the recess and is adjacent to the recess. The portions respectively have a concave portion for positioning the front end of the top member, and the top support member of the changeover switch is blocked by the second stop portion and is slipped between the two concave portions when the toggle switch is turned on. The above and other objects and advantages of the present invention will become more apparent from the detailed description and the accompanying drawings. ^ φ Of course, this creation on the other parts, or the arrangement of the other parts of the "different', but the selected embodiment" is given in this manual, the ancient, the township description, and shown in the figure Structure ά [Embodiment] Please refer to Fig. 1 to Fig. 4, which shows the structure of the embodiment of the present invention, which is for illustrative purposes only, and is limited in the patent application. In addition, the present embodiment provides a reversing modified gentleman's joint of a ratchet wrench, and a structure of the same. The kit 7 M350441 includes: a head 1 1 which is located at one end of the wrench 1 and the head 1 1 A through hole 丄 2 is formed through the two sides, and a ring tooth portion 13 is formed on the rim of the head hole 1 2 with respect to the ring edge of the through hole 1 2 . In the embodiment, the head portion 丄 is recessed in a side surface a ring recess 丄4 coaxial with the ring gear portion 3, the ring recess portion 14 has a larger aperture than the ring tooth portion ,3, and the ring recess portion i4 is more concavely provided with a first ring groove 141, and the head portion 1 1 is provided on the other side with an inner hole smaller than the blocking portion 15 of the ring tooth portion. #一 ratchet seat 2, which is threaded and positioned in the through hole 1 2 of the head portion 1 a groove 2 is defined in the ring side between the two ends of the ratchet seat 2, and the ratchet seat 21-^ penetrates from the center into the through hole 2 2 communicating with the groove 21, and the other end is extended. a set of joints 2 3 for connection with passive components (the passive components described herein are not shown in the drawings, which refer to components that are indirectly locked or directly locked, such as must be in a sleeve The joint part 2 3 is sleeved by the hexagonal screw which is swung by the sleeve, or the sleeve part 2 can be directly used to call the other parts, etc. In the implementation of the money, the miscellaneous money 2 is set and set. The end ring diameter of the portion 2 3 is larger than the blocking portion 5 and is blocked by the working portion. 5 is carried in the head 11 and the other end has a extending portion 25 in the horizontal direction to the peripheral portion. a second ring groove 2 5 丄, a buckle ring 3 is inserted in the first ring groove i 4 and the second ring groove 2 51 when the ratchet seat 2 is placed in the head 1 ,, the spine The tooth holder 2 is used to block the ratchet seat 2 end in the head portion 1 by the blocking portion 5, and the buckle ring 3 is positioned at the other end of the ratchet seat 2 at the first ring groove 14 1 and the second ring groove 25 In the middle, the ratchet seat 2 is constrained to be located in the through hole 1 2 of the head 11 . 8 M350441 A reversing switch 4 ′ has a triggering portion 41 , and the pulling portion 4 * 1 extends a linking shaft 4 2 , and the linking shaft 42 is inserted through the through hole 2 2 of the ratchet holder 2 And in the position of the groove 2 1 of the ratchet base 2 relative to the groove 2 1 of the ratchet seat 2, a top support member 4 is pushed outwardly in the normal state. In the embodiment, the linkage shaft 42 is opposite to the spine. A shaft hole 4 2 1 is disposed at the position of the groove 2 1 of the tooth holder 2, and an elastic member 44 is disposed between the top support member 43 and the shaft hole 4 2 1 , and the elastic member 4 4 and the shaft hole 4 2 1 are disposed. There is also a ball 4 5 . a ratchet block 5, the ratchet block 5 being disposed in the recess 2 1 in the ratchet base 2, the ratchet block 5 having at least one opposite to the ring tooth portion 13 at the outer edge The ratchet 5 1 has a recess 5 2 therein, and the recess 5 2 is accommodated in the ratchet base 2 for the linkage shaft 4 2 of the diverter switch 4, and the ratchet block 5 is opposite to the recess Each of the two sides of the recess member 52 has a retaining portion 5 2 1 , and a recess portion 52 2 for the front end of the top strut member 3 3 is located adjacent to each of the retaining portions 5 2 1 . When the switch 4 of the changeover switch 4 is pulled, the switch 4 is blocked by the second stop 5·- 2 1 and slips between the two recesses 52 2 . In this embodiment, the concave portion 52 of the ratchet block 5 is slightly gate-shaped, and the two blocking portions 5 2 1 of the ratchet block 5 disposed relative to the concave portion 5 2 are respectively disposed at two sides adjacent to the corner. A guide surface 52 2 for sliding the top support member 4 3 is formed between the second stop portions 52 and 2, and the two recessed portions 52 2 are located at two corners of the ratchet block 5 of the gate type. The corresponding stop portion 521 and the arcuate surface 523 are engaged. As can be seen from the above structure, one of the objects of the present invention is that the interlocking shaft 4 of the reversing opening 9 M350441 is inserted through the through hole 22 of the ratchet seat 2, and when the ratchet block 5 is placed in the head 1 1 When the groove 2 2 of the ratchet block 2 is located inside, the recess 5 2 of the ratchet block 5 can be accommodated by the linkage shaft 42 of the reversing switch 4, so that the head 1 1 accommodates the ratchet block 5 The distance between the linkage shaft 4 2 and the ratchet block 5 can be reduced, and the space for the accommodating component can be reduced in the opposite head cymbal. Therefore, the space can be saved compared with the conventional ratchet wrench. The head 11 of the creation can be designed to be small relative to the head of the custom. In addition, the second object of the present invention is that the ratchet block 5 is supported by the top support member 4 of the reversing switch 4 in the recess 2 1 of the ratchet base 2, and thus can be engaged with the head. The ring tooth portion 13 of the 卩1 1 is engaged, and the yaw direction can be turned by pulling the reversing switch 4, thereby directly utilizing the top support member 4 of the reversing switch 4 and the ratchet block 5 opposite to the top f, therefore, it does not cause the ratchet wrench as used to re-use the elastic member to shake the ratchet block. Therefore, the ratchet wrench of the present invention has better turbulence strength than the conventional ratchet wrench, and does not cause an elastic member. The fatigue causes the ratchet block 5 to move in the head 11 to be unsatisfactory. The above description of the embodiments is intended to be illustrative of the present invention and is not intended to limit the scope of the present invention. From the above detailed description, it will be apparent to those skilled in the art that the present invention can achieve the foregoing objectives, and it has been in compliance with the provisions of the Patent Law and has filed a patent application. [Simple description of the diagram] Figure 1 is a three-dimensional exploded view of the creation