M4048/2 五、新型說明： 【新型所屬之技術領域】 本創作係一種將部份鎖 種用於自行車或機車的鎖具 【先前技術】 自行車與機車為現今社 其在地狹人稠的台灣，各大 的非常嚴重，身陷於車陣中 使用機車或自行車，便可穿 若移動距離不長，使用機車 的地，除了上述的優點外外 昂貴，並且不僅可免去負擔 購買昂貴的停車位，便宜又 台灣民眾的歡迎與使用。 機車與自行車的使用率 覬覦而成為竊取的目標，為 車或自行車的使用者皆會使 鎖具在解鎖後皆須整具拆下 體積’在鎖具拆下後往往成 在車上的那個部位，都很容 不便，不能有效減少收藏時 加以改良。 具裝設於前又的鎖具，尤指一 0 會中普遍使用的交通工具，尤 都市其尖峰時間的交通皆堵塞 的汽車往往動彈不得，此時若 梭在車陣的間隙中繼續前進， 或自行車甚至還能更快到達目 ，機車與自行車更不若汽車般 汽車動輒上千的油資，更不需 方便的機車與自行車因此廣受 高’因此容易受到不肖之徒的 保護自己的愛車以防遭竊，機 用防盜鎖具，然而現有之防盜 ’而鎖具笨重的重量與不小的 為車主的一大負擔，不論收藏 易造成騎乘機車或自行車時的 之體積與重量的鎖具，實有待 【新型内容】 有鑑於前述現有技術之缺點，本創作提供一種鎖具， 3 M404872 以達到減輕收藏鎖 其可降低解鎖時的鎖具之體積與重量 具的困擾之目的。 為達到上述之創作目的，本劎 佐处 枣創作所採用的技術手段為 吕又汁一種鎖具，其中包括： 鎖 孔及一定位孔 一鎖座’其係具有一前又孔、 刖叉孔貫穿成型於鎖座，鎖桿孔書 二^ 貝扦札貝穿成型於鎖座前端之側 面，夂位孔内凹成型於鎖桿孔之内壁面； 一鎖桿’其係穿設於鎖座之鎖桿孔，鎖桿—端抽向内 凹成型有-鎖心孔’鎖桿之外壁面徑向貫穿成型有一卡件 孔’卡件孔與鎖心孔相通； 一鎖心，其係、容設^定於鎖桿之鎖心孔中鎖心設有 -錄匙孔且徑向設有-卡件，卡件穿設並延伸出鎖桿之卡件 孔且容設於鎖座之定位孔中。 本創作之優點在於把鎖具分成鎖座與鎖桿，並將鎖座 固定在自行車或機車的前又上，然後使穿出鎖座之鎖桿孔M4048/2 V. New description: [New technical field] This is a kind of lock that uses some locks for bicycles or locomotives. [Prior Art] Bicycles and locomotives are nowadays in Taiwan. The big ones are very serious. They are trapped in the car array and use locomotives or bicycles. They can be worn if the moving distance is not long. The use of the locomotive is expensive except for the above advantages, and it can not only afford to buy expensive parking spaces. Cheap and popular with the people of Taiwan. The use of locomotives and bicycles has become a target of stealing. For the users of bicycles or bicycles, the locks must be removed after being unlocked. The parts that are often on the vehicle after the locks are removed are used. It is very inconvenient and cannot be effectively improved when it is reduced. There are locks installed in the front, especially the vehicles that are commonly used in a meeting. The cars in the city where the traffic is blocked during the peak hours are often not moving. At this time, if the shuttle moves in the gap between the cars, or Bicycles can even reach the eyes faster. Locomotives and bicycles are not as expensive as cars, and they do not need convenient locomotives and bicycles. Therefore, they are easily protected by unscrupulous people. Anti-theft, machine anti-theft locks, but the existing anti-theft 'and the heavy weight of the lock and not a small burden for the owner, regardless of the collection of easy to cause the size and weight of the lock when riding a locomotive or bicycle, it is waiting [New Content] In view of the above-mentioned shortcomings of the prior art, the present invention provides a lock, 3 M404872, to achieve the purpose of reducing the size and weight of the lock when the lock is reduced. In order to achieve the above-mentioned creative purposes, the technical means adopted by Benedict Zuoju is a kind of lock for Lu You Juice, including: a keyhole and a positioning hole, a lock seat, which has a front hole and a fork hole through. Formed in the lock seat, the lock rod hole book 2 ^ Bellows bayonet is formed on the side of the front end of the lock seat, the clamp hole is concavely formed on the inner wall surface of the lock rod hole; a lock rod 'is worn through the lock seat Locking rod hole, locking rod - end drawing inwardly concave forming - locking core hole 'locking rod outer wall surface is formed through a card hole hole in the radial direction of the card member hole and the lock hole is connected; a lock core, its system, capacity The lock core is disposed in the lock hole of the lock rod, and the lock hole is provided with a key hole and a radial direction is provided with a card member. The card member is disposed through the card hole of the lock rod and is received in the positioning hole of the lock seat. The advantage of this creation is that the lock is divided into a lock seat and a lock lever, and the lock seat is fixed on the front and the top of the bicycle or the locomotive, and then the lock rod hole of the lock seat is worn out.
的長桿穿設於輪胎之孔隙間’導致輪胎無法順利轉動以達 防盜之效果，而欲解鎖時，僅需將鎖桿取下即可，相較收 藏整個鎖具，僅為鎖具一部份的鎖桿更是方便且容易收 藏’並藉此降低解鎖時的鎖具之體積與重量，以達到減輕 收藏鎖具的困擾之目的。 【實施方式】 以下配合圖示及本創作之較佳實施例，進—步闡述本 創作為達成預定創作目的所採取的技術手段。 以下為本創作之較佳實施例一，請參閱圖1至圖3所 不，本創作之鎖具包含有一鎖座丨0、一鎖桿2〇及一鎖心 4 30 ° M404872 前述之鎖座10具有一前又孔11、一鎖桿孔141及一定 位孔124，則叉孔11貫穿成型於鎖座丨〇，鎖桿孔14丨貫穿 成型於鎖座10前端之側面，定位孔ι24内凹成型於鎖桿孔 141之内壁面，在本實施例中，鎖座1〇進一步包含有一前 鎖座12、一後鎖座13、一鎖桿座14、兩前螺絲15及兩後 螺絲16,前鎖座12為L形且包含有一第一前翼121及一第 二前翼122 ’第一前翼121及第二前翼！ 22分別具有連接端 • 及自由端，第一前翼與第二前翼122以連接端相互垂 直連接，第一前翼121接近自由端處橫向貫穿成型有兩前 螺孔125’第二前翼122之自由端橫向内凹成型有兩後螺座 126，後鎖座13為L形且與前鎖座12對接環繞前述之前叉 孔11，後鎖座13包含有第一後翼131及第二後翼132，第 一後翼131及第二後翼132分別具有連接端及自由端，第 一後翼131與第二後翼132以連接端相互垂直連接，第一 後翼131接近自由端處橫向貫穿成型有兩後螺孔133，第二 ❿後翼丨32之自由端内凹成型有兩前螺座134，鎖桿座14延 - 伸成型於第一前翼121接近連接端處，且與第二前翼122 之延伸方向相反，兩前螺絲15分別螺合於前鎖座12之兩 前螺孔125及後鎖座13之兩前螺座134，兩後螺絲16分別 螺合於後鎖座13之兩後螺孔133及前鎖座12之兩後螺座 126，鎖桿孔141為一圓孔，且鎖桿孔141縱向貫穿成型於 鎖桿座14中並縱向内凹成形於第一前翼丨21之連接端，定 位孔1 24為一圓孔，定位孔124橫向内凹成型於第二前翼 122之連接端且與鎖桿孔141成垂直。 M404872 前述之鎖桿20穿設於鎖座10之鎖桿孔141，鎖桿2〇 一端軸向内凹成型有一鎖心孔211，鎖桿2〇之外壁面徑向 貫穿成型有一卡件孔221，卡件孔221與鎖心孔211相通’ 在本實施例中，鎖桿20進一步從鎖心孔211端依序分為桿 頭21、桿體22及長桿23,且三者同軸’桿頭21為圓柱體， 桿體22為圓柱體且半徑小於桿頭21，桿體22之形狀與鎖 桿孔141相對應，長桿23為圓柱體且半徑小於桿體22，長 桿23之環壁面成型有一導引平面231，導引平面231與鎖 座10之前平面平行，鎖心孔211為一圓孔且軸向内凹成型 於桿頭21之外端並延伸入桿體22,卡件孔221為一圓孔且 徑向貫穿成型於桿體22之外壁面，卡件孔221與鎖心孔211 相通且互相垂直，卡件孔211與鎖座10之定位孔124相通。 前述之鎖心30容設且固定於鎖桿2〇之鎖心孔21丨中， 鎖心30之外端轴向設有一鑰匙孔η且徑向設有一卡件 32’卡件32穿設並延伸出鎖桿20之卡件孔221且容設於 鎖座10之定位孔124中，卡件32外端具有一斜面且斜面 朝鎖心30内端，鎖心30之内部構造為本技術領域中的通 常知識’故在此不加以贅述。 請參閱圖3至圖5所示，本創作使用時將前鎖座12及 後鎖座13則後失住機車或自行車的前又，再用前螺絲i 5 及後螺絲16將前鎖座12及後鎖座13螺合在一起，並緊迫 放置其中的前叉’到此即完成鎖们〇與前又的固定，如欲 上鎖時，僅需桿頭2i朝外地將鎖桿2〇向内插入鎖座⑺之 =桿孔141即可，在插入的過程中，卡件32之斜面會因抵 靠到鎖桿孔141之開口而使卡件32徑向向内縮，接著鎖桿 6 M404872 20繼續深入鎖桿孔141(請參閱圖3)，直到鎖桿2〇之卡件 孔221與鎖座Π)之定位孔124對到&，此時卡件孔221中 的卡件32被會被徑向推出並穿設入定位孔124(請參閱圖 4)，並藉此固定鎖桿20與鎖座1〇，這時鎖桿2〇之長桿23 會穿設於前又旁的輪胎之孔隙中，進而使輪胎無法轉動， 以達到防盜之效果。 而田欲解鎖時，僅需將鑰匙插入鎖心3 〇外端的鑰匙孔 3中並轉動即可將卡件32杻向朝内移動並脫離鎖座 之定位孔124,此時鎖座1G及鎖桿2()便無軸向@定之力， 並可將鎖桿20向右抽出’將鎖桿2〇與鎖座ι〇分離後即可 使:該車，相較收藏整個鎖具，僅為鎖具—部份的鎖桿2〇 更=方便且容易收藏，並藉此降低解鎖時的鎖具之體積與 重量，以達到減輕收藏鎖具的困擾之目的。 本創作之另-技術特徵為，藉由„合前鎖座12及後 鎖座13之前螺孔m設在前鎖座12之前面，使鎖桿2〇穿 设鎖座10後，由鎖脖2 〇掩v士‘ 1丨 頟枰0检住刖螺孔125及前螺絲15 ,藉 此避免被竊賊拆知鎖座10以達到確實防盜之目的；除此之 外，欲使鎖桿20插入鎖座1〇時，必須將長桿23上之導引 平面⑶轉到與鎖座10之前平面平行之角度，才可將長桿 23穿设並延伸出鎖桿孔丨& — 頌枰孔14卜而該角度也正好使定位孔124 對到鎖心孔2 1 1，藉此堉佔田土 α ± 糟此m使用者快速且方便地將鎖桿2〇盥 鎖座10結合。 Μ 示 座 以下為本創作之較佳實施例二， ，本實施例近似於前述之實施例， 13Α有所改變，其中前鎖座ΐ2Α為 請參閱圖6至圖8所 但前鎖座12Α與後鎖 U形且包含有一第一 7 M404872 刚翼121A、一第二前冑122A及一第三前翼123a，第一前 翼121A具有第一連接端與第二連接端，第二前翼與 第三前翼123A分別具有連接端及自由端，第一前翼121八 以第一連接端垂直連接第二前翼122八的連接端，第、一前翼 121A以第二連接端垂直連接第三前翼i23A的連接端，第 則翼121A罪近第二連接端處橫向貫穿有兩前螺孔 125A’第一剛翼122A之自由端内凹成型有兩後螺座以6a， 後鎖座13A可滑動地谷没於前鎖座12八之第二前翼122八 及第三前翼123A間，後鎖座13A為一字形且與前鎖座12八 對接％繞前述之前又孔11A，後鎖座13A具有第一自由端 與第二自由端，後鎖座13A靠近第一自由端處橫向貫穿成 形有兩後螺孔i33A，後鎖座13A靠近第二自由端處橫向貫 穿成形有兩前螺座134A，鎖桿座14A延伸成型於第一前翼 12 1A接近第一連接端處，且與第二前翼122八之延伸方向 相反，兩則螺絲1 5 A分別螺合於前鎖座丨2 a之兩前螺孔 125A及後鎖座13A之兩前螺座134八，兩後螺絲16八分別 螺合於後鎖座13A之兩後螺孔133A及前鎖座12A之兩後 螺座126A，鎖桿孔141A為一圓孔，且鎖桿孔141A縱向貫 穿成型於鎖桿座14A中並縱向内凹成形於第一前翼121八之 第一連接端，定位孔124A為一圓孔，定位孔124A橫向内 凹成型於第二前翼122 A之連接端且與鎖桿孔141八成垂直。 本實施例在使用時，可進一步調整前鎖座丨2 A及後鎖 座13A之距離，並藉此可使本鎖具適用於各種大小之前叉 中，且同時達到降低解鎖時的鎖具之體積與重量，以減輕 收藏鎖具的困擾之目的。 8 M404872 上所述僅是本創作的較佳實施例而已，並非 做任何形式上的限制，雖然本創作6 u n ' ,^ 到作已以較佳實施例揭露如 ::然而並非用以限定本創作，任何所屬技術領域中具有通 常知識者，在不脫離本創作技術方㈣範_，t可_上The long rod is worn between the holes of the tires, which causes the tires to not rotate smoothly to achieve the anti-theft effect. When unlocking, only the lock lever needs to be removed. Compared with the entire lock, only a part of the lock is used. The lock bar is more convenient and easy to collect 'and thereby reduce the volume and weight of the lock when unlocking, so as to alleviate the trouble of the collection lock. [Embodiment] The following is a description of the preferred embodiment of the present invention and the preferred embodiment of the present invention, and further describes the technical means by which the creation is intended to achieve the intended purpose of creation. The following is a preferred embodiment of the present invention. Please refer to FIG. 1 to FIG. 3. The lock of the present invention comprises a lock seat 丨0, a lock rod 2〇 and a lock core 4 30 ° M404872. The utility model has a front hole 11, a lock rod hole 141 and a positioning hole 124. The fork hole 11 is formed through the lock seat. The lock rod hole 14 is formed on the side of the front end of the lock seat 10, and the positioning hole ι24 is concave. The lock housing 1 further includes a front lock seat 12, a rear lock seat 13, a lock rod seat 14, two front screws 15, and two rear screws 16, The front lock seat 12 is L-shaped and includes a first front wing 121 and a second front wing 122 'the first front wing 121 and the second front wing! 22 has a connecting end and a free end, respectively, the first front wing and the second front wing 122 are perpendicularly connected to each other by a connecting end, and the first front wing 121 is transversely formed at the free end thereof with two front screw holes 125'. The free end of the 122 is laterally concavely formed with two rear screw seats 126. The rear lock seat 13 is L-shaped and abuts the front lock seat 12 to surround the front fork hole 11, and the rear lock seat 13 includes a first rear wing 131 and a second The rear wing 132, the first rear wing 131 and the second rear wing 132 respectively have a connecting end and a free end. The first rear wing 131 and the second rear wing 132 are perpendicularly connected to each other at a connecting end, and the first rear wing 131 is close to the free end. Two rear screw holes 133 are formed in the transverse direction, and the front end of the second rear rear wing 32 is concavely formed with two front screw seats 134, and the lock rod seat 14 is extended and formed at the first front wing 121 near the connection end, and In contrast to the extending direction of the second front wing 122, the two front screws 15 are respectively screwed to the two front screw holes 125 of the front lock seat 12 and the two front screw seats 134 of the rear lock seat 13, and the two rear screws 16 are respectively screwed to the rear. Two rear screw holes 133 of the lock seat 13 and two rear screw seats 126 of the front lock seat 12, the lock rod hole 141 is a circular hole, and the lock rod hole 141 is longitudinal The positioning hole 14 is a circular hole, and the positioning hole 124 is laterally concavely formed on the connecting end of the second front wing 122 and is formed in the locking rod seat 14 and longitudinally concavely formed at the connecting end of the first front wing 21 The lock lever hole 141 is vertical. M404872 The lock lever 20 is inserted through the lock hole 141 of the lock seat 10. The lock rod 2 is axially concavely formed at one end of the lock rod 2, and a lock hole 211 is formed in the axial direction of the lock rod 2 221, the card hole 221 is in communication with the lock hole 211. In the embodiment, the lock bar 20 is further divided into the head 21, the rod 22 and the long rod 23 from the end of the lock hole 211, and the three are coaxial. The head 21 is a cylinder, the rod 22 is a cylinder and has a smaller radius than the head 21, and the shape of the rod 22 corresponds to the lock hole 141. The long rod 23 is a cylinder and has a smaller radius than the rod 22, and the long rod 23 A guiding plane 231 is formed on the ring wall surface. The guiding plane 231 is parallel to the front plane of the lock seat 10. The locking hole 211 is a circular hole and is axially concavely formed on the outer end of the head 21 and extends into the rod body 22, and the card member The hole 221 is a circular hole and is formed through the outer wall surface of the rod body 22 in a radial direction. The card hole 221 communicates with the lock hole 211 and is perpendicular to each other, and the card hole 211 communicates with the positioning hole 124 of the lock base 10. The lock core 30 is received and fixed in the lock hole 21丨 of the lock bar 2〇. The outer end of the lock core 30 is axially provided with a key hole η and a card member 32 is disposed in the radial direction. The card hole 221 extends out of the locking rod 20 and is received in the positioning hole 124 of the locking seat 10. The outer end of the locking member 32 has a sloped surface and the inclined surface faces the inner end of the locking core 30. The internal structure of the locking core 30 is the technical field. The usual knowledge in 'so' will not be repeated here. Referring to FIG. 3 to FIG. 5, the front lock seat 12 and the rear lock seat 13 are then lost in front of the locomotive or the bicycle, and the front lock seat 12 is replaced by the front screw i 5 and the rear screw 16 . And the rear lock seat 13 is screwed together, and the front fork is placed tightly. Here, the locks and the front locks are completed. If the lock is to be locked, only the head 2i is required to face the lock lever 2 outward. Inserting the lock seat (7) into the rod hole 141, during the insertion process, the slope of the clip 32 may cause the clip 32 to radially inward due to the opening of the lock rod hole 141, and then the lock rod 6 is engaged. M404872 20 continues to penetrate the locking rod hole 141 (please refer to FIG. 3) until the locking hole 124 of the locking rod 2 与 and the positioning hole 124 of the locking seat 对), and the card 32 in the clamping hole 221 It is radially pushed out and inserted into the positioning hole 124 (please refer to FIG. 4), and thereby the locking rod 20 and the locking seat 1 are fixed, and the long rod 23 of the locking rod 2 is placed on the front and the side. In the pores of the tire, the tire can not be rotated to achieve the anti-theft effect. When Tian wants to unlock, just insert the key into the keyhole 3 at the outer end of the lock 3 and turn it to move the clip 32 inward and away from the positioning hole 124 of the lock seat. At this time, the lock seat 1G and the lock The rod 2 () will have no axial force, and the lock rod 20 can be pulled out to the right. 'The lock rod 2 〇 is separated from the lock seat ι 即可 to make it: the car is only a lock compared to the entire lock. - Part of the lock bar 2 〇 = convenient and easy to collect, and thereby reduce the volume and weight of the lock when unlocking, in order to alleviate the trouble of the collection lock. Another technical feature of the present invention is that the front screw hole m is disposed in front of the front lock seat 12 before the front lock seat 12 and the rear lock seat 13 are engaged, so that the lock lever 2 is passed through the lock seat 10, and the lock neck is 2 〇 v v ' ' 1 丨頟枰 0 check the 刖 screw hole 125 and the front screw 15 , thereby avoiding the thief to disassemble the lock seat 10 for the purpose of anti-theft; in addition, to lock the lock rod 20 When the lock seat is 1 ,, the guiding plane (3) on the long rod 23 must be turned to be parallel with the plane of the front surface of the lock seat 10, so that the long rod 23 can be pierced and extended out of the lock rod hole amp & - boring 14 and the angle is just such that the positioning hole 124 is aligned to the lock hole 2 1 1 , thereby occupying the field α ± the user quickly and conveniently combines the lock lever 2 lock seat 10. Μ Display The following is a preferred embodiment 2 of the present invention. The present embodiment is similar to the foregoing embodiment, and the 13 Α is changed. The front lock seat ΐ 2 Α is shown in FIGS. 6 to 8 but the front lock seat 12 Α and the rear lock U The first front wing 121A has a first connecting end and a second connecting end, and the first front end 121A has a first connecting end and a second connecting end. The second front wing and the third front wing 123A respectively have a connecting end and a free end. The first front wing 121 is perpendicularly connected to the connecting end of the second front wing 122 by the first connecting end, and the first front wing 121A is connected by a second connection. The end is perpendicularly connected to the connecting end of the third front wing i23A, and the first wing 121A is adjacent to the second connecting end and has two front screw holes 125A. The free end of the first rigid wing 122A is concavely formed with two rear screw seats 6a. The rear lock seat 13A is slidably spaced between the second front wing 122 and the third front wing 123A of the front lock seat 12, and the rear lock seat 13A is in a shape of a line and is spliced with the front lock seat 12. And a hole 11A, the rear lock seat 13A has a first free end and a second free end, and the rear lock seat 13A is laterally formed with two rear screw holes i33A near the first free end, and the rear lock seat 13A is adjacent to the second free end. There are two front screw seats 134A formed therethrough, and the lock rod seat 14A is extended and formed at the first front wing 12 1A near the first connecting end, and opposite to the extending direction of the second front wing 122, the two screws 1 5 A are respectively screwed The two front screw holes 125A of the front lock seat 丨 2 a and the two front screw seats 134 of the rear lock seat 13A, and the two rear screws 16 8 respectively The two rear screw holes 133A of the rear lock seat 13A and the two rear screw bases 126A of the front lock seat 12A are a circular hole, and the lock rod hole 141A is longitudinally formed in the lock rod seat 14A and longitudinally The recessed end is formed on the first connecting end of the first front wing 121, and the positioning hole 124A is a circular hole. The positioning hole 124A is laterally concavely formed on the connecting end of the second front wing 122A and perpendicular to the locking rod hole 141. In the case of use, the distance between the front lock seat 2 A and the rear lock seat 13A can be further adjusted, and thereby the lock can be applied to the front forks of various sizes, and at the same time, the volume and weight of the lock when the unlocking is reduced can be achieved. To alleviate the troubles of the collection locks. 8 M404872 is only a preferred embodiment of the present invention, and does not impose any form limitation, although the present invention has been disclosed in the preferred embodiment as follows: Creation, any person with ordinary knowledge in the technical field, without departing from the creation technique (4), _, _ can
j揭示的技術内料出㈣更動或修料等同變化的等效 貫施例’但凡是未脫離本創作技術方案的内容，依據本創作 的技術實質對以上實施例所作的任何簡單修改、等同變化盘 修飾，均仍屬於本創作技術方案的範圍内。 /、 【圖式簡單說明】 圖1為本創作之實施例一之立體外觀圖 圖2為本創作之實施例一之元件分解圖 圖3為本創作之實施例一之鎖桿剛插入鎖桿孔之上視圖 圖4為本創作之實施例一之鎖桿完全插入鎖桿孔之上視 圖5為本創作之實施例一之裝置在自行車前又之示意圖 圖6為本創作之實施例二之立體外觀圖 圖7為本創作之實施例二之元件分解圖 圖8為本創作之實施例二之上視圖 【主要元件符號說明】 10鎖座 12、12A前鎖座 122、122A第二前翼 124、124A定位孔 126、126A後螺座 11、1 1A前叉孔 121、121A第一前翼 123A第三前翼 125、125A前螺孔 13、13A後鎖座 9 M404872 131第一後翼 132第二後翼 133、133A後螺孔 134、134A前螺座 14、14A鎖桿座 14 1、1 4 1 A鎖桿孔 15、15A前螺絲 16、16A後螺絲 20鎖桿 21桿頭 2 1 1鎖心孔 22桿體 221卡件孔 23長桿 231導引平面 30鎖心 3 1鑰匙孔 32卡件 10j discloses the technical equivalent of (4) the equivalent embodiment of the change of the modifier or the equivalent of the repairing material. However, any simple modification or equivalent change made to the above embodiment according to the technical essence of the present invention without departing from the technical solution of the present invention. Disc modification is still within the scope of this creative technical solution. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view of a first embodiment of the present invention. FIG. 2 is an exploded view of the first embodiment of the present invention. FIG. 3 is a first embodiment of the present invention. FIG. 4 is a schematic view of the first embodiment of the present invention. The device is in front of the bicycle. FIG. 6 is a second embodiment of the present invention. 3 is an exploded view of the second embodiment of the present invention. FIG. 8 is a top view of the second embodiment of the present invention. [Main component symbol description] 10 lock seats 12, 12A front lock seats 122, 122A second front wing 124, 124A positioning holes 126, 126A rear screw seat 11, 1 1A front fork hole 121, 121A first front wing 123A third front wing 125, 125A front screw hole 13, 13A rear lock seat 9 M404872 131 first rear wing 132 Second rear wing 133, 133A rear screw hole 134, 134A front screw seat 14, 14A lock rod seat 14 1 , 1 4 1 A lock rod hole 15, 15A front screw 16, 16A rear screw 20 lock lever 21 head 2 1 1 lock hole 22 rod body 221 card hole 23 long rod 231 guiding plane 30 lock heart 3 1 key hole 32 card 10