201038805 六、發明說明： 【潑^明戶斤屬之_挂_彳持々員起^】 發明領域 本發明係有關於一種可防止雙輪車等具有之圓筒鎖之 破壞等的圓筒鎖之保護裝置。 【先前身支冬好;j 發明背景 雙輪車之圓筒鎖通常具有形成有可插入拔出點火鑰匙 之鑰匙孔之轉子，習知為防止因第三人將剪刀或螺絲起子 等插進至該鑰匙孔，而惡意破壞圓筒鎖，乃提出如專利文 獻1所揭示之圓筒鎖之保護裝置。此保護裝置包含有可從使 鑰匙孔呈封閉狀態之封閉位置滑動至使該鑰匙孔呈開啟狀 態之開放位置之擋門、將該擋門保持為在開放位置與封閉 位置間滑動自如之殼體、藉將擋門保持在封閉位置，將輪 匙孔封閉而上鎖之磁鎖、及以磁鐵之磁氣將磁鎖開鎖之磁 錄匙。 根據上述圓筒鎖之保護裝置，藉進行將從殼體突出之 擋門之一部份壓入至該殼雜内之操作，可一面將錄匙孔封 閉，一面在該位置以磁鎖上鎖。即，其結構為形成有用以 使標門在封閉位置之操作部’藉駕馱人操作該操作部，使 擋門在封閉位置，覆蓋鑰匙孔，而可保護圓筒鎖。 先行技術文獻 專利文獻 【專利文獻1】曰本專剎公開公報平11_44132號 3 201038805 【明内穷】 發明概要 發明欲解決之課題 然而，在上述習知之圓筒鎖之保護裝置中，由於藉駕 故人操作操作部’㈣門在封閉位置，故有該操作麻煩， 而頻繁地發生在擋n不位於封閉位置之狀態下（未使保護 装置發揮功能之狀態)停車之情形的問題。即，要使撐門在 封閉位置，需進行拔出點火鑰匙之動作及之後之操作部之 知作的2個動作，故覺得操作部之操作麻煩之使用者多，而 產生在未使保護裝置發揮舰之狀態下停車之斧端。 。為避免此弊端，本案申請人終至檢討包含有賦與前述 撞門平常在封閉位置之勢能之賦與勢能機構、將經該賦與 勢此機構賦與勢能之前述擋門卡止在開放位置之卡止機 構及解除卡止機構所作之卡止之解除機構，藉以解除機 ^解除卡止機構所作之卡止，可使擋門以賦與勢能機構之 勢能移動至_位置。藉此，可叫與減機構之勢能進 ⑽動作’而期待使操作性更提高。 田要以賦與勢能機構之勢能進行擋門之封閉動 。時，在該撞門以賦與勢能機構之勢能到達封閉位置之過 ’、插進轉子之點火鑰匙抵接之際，有擋Η抵接該點 火鎗匙之鑰匙齒之虞，此時，有受到損傷等之問題。又， 錢門抵接於點火鑰匙之縣叙狀態下將該點火餘匙 攸轉子拔除時，亦有受到損傷等之虞。 本發明即是鑑於此種情形而發明者，其目的係提供可 201038805 以賦與勢能機構之勢能進行擋門之封閉動作，而提高操作 性，且在擋門移動至封閉位爹之過程中，可抑制其受到損 傷之圓筒鎖之保護裝置。 用以欲解決課題之手段 Ο201038805 VI. Description of the invention: [Splashing of the shackles of the shackles of the two-wheeled vehicle, etc.] Protection device. [Previously, the winter is good; j. BACKGROUND OF THE INVENTION The cylinder lock of a two-wheeled vehicle usually has a rotor formed with a keyhole into which an ignition key can be inserted and removed, and is conventionally designed to prevent a third person from inserting a scissors or a screwdriver into the The keyhole, while maliciously damaging the cylinder lock, is a protection device for a cylinder lock as disclosed in Patent Document 1. The protection device includes a door that is slidable from a closed position in which the keyhole is closed to an open position in which the keyhole is opened, and the door is held slidably between the open position and the closed position. By holding the door in the closed position, the magnetic lock that closes the keyhole and locks, and the magnetic key that unlocks the magnetic lock with the magnetic gas of the magnet. According to the above-mentioned protection device for the cylinder lock, by pressing a part of the door protruding from the casing into the casing, the keyhole can be closed while the magnetic lock is locked at the position. . That is, the structure is such that the operation portion for forming the target door in the closed position is operated by the person to operate the operation portion so that the door is closed in the closed position to cover the keyhole, and the cylinder lock can be protected. For example, in the above-mentioned conventional protection device for a cylinder lock, The operator operates the operation unit '(4) door in the closed position, so this operation is troublesome, and frequently occurs in a situation where the stop n is not in the closed position (the state in which the protection device is not functioning) is stopped. In other words, in order to open the door in the closed position, it is necessary to perform two operations of extracting the ignition key and the operation of the operation unit thereafter. Therefore, it is considered that the operation of the operation unit is troublesome, and the protection device is not provided. Play the axe end of the parking state. . In order to avoid this drawback, the applicant of the case finally reviewed the potential energy-enhancing mechanism that included the potential energy of the above-mentioned collision door in the closed position, and the above-mentioned door that was given the potential energy by the assigned mechanism was locked in the open position. The locking mechanism and the releasing mechanism for releasing the locking by the locking mechanism are used to release the locking of the locking mechanism, so that the door can be moved to the _ position by the potential energy imparted to the potential energy mechanism. As a result, it is possible to increase the operability by calling the action of the subtraction mechanism (10). Tian wants to close the door with the potential of the potential energy organization. At the time when the collision door gives the potential energy of the potential energy mechanism to reach the closed position, and the ignition key inserted into the rotor abuts, there is a shackle that abuts the key tooth of the ignition gun key. Suffering from problems such as damage. In addition, when the Qianmen is in contact with the ignition key, the ignition key is removed from the rotor, and there is also a risk of damage. The present invention has been made in view of such circumstances, and the object of the present invention is to provide 201038805 with the potential energy of the potential energy mechanism to perform the closing operation of the door, thereby improving the operability, and in the process of moving the door to the closed position, A protection device for a cylinder lock that can be damaged. Means to solve the problem Ο
申請專利範圍第1項之發明係一種圓筒鎖之保護裝 置，係可保護圓筒鎖者，包含有：設於形成有用以插入拔 出點火鑰匙之鑰匙孔之轉子上方的殼體；在該殼體内可在 封閉位置與開放位置間移動，在封閉位置封住前述鑰匙 孔，且在開放位置開放該鑰匙孔之擋門；將位於封閉位置 之前述擋門鎖固之上鎖機構；及解除該上鎖機構所作之鎖 固，而使前述擋門從封閉位置移動至開放位置之開鎖機 構’前述圓筒鎖之保護裝置㈣徵在於，包含有：賦與前 述擋門平常在封閉位置之勢能之賦與勢能機構；將經該賦 與勢能機構賦與勢能之前述擋門卡止在開放位置之卡止機 構；及解除該卡止機構所作之卡止之解除機構；而，前述 擋門構造成於解除前述卡止機構所作之卡止時抵接前述 點火錄匙之側面。 範®第2奴發_在㈣料韻圍第旧 護裝置中，前述轉子可在使車輛具有之引擎 毛動之啟純置、使則擎停止之關閉 之把手鎖固之鎖固位置間旋飭t早釉/、有 1 動 則述擋門於解除前述卡 之止時，不論該轉子位於關閉位置及鎖固位 置之哪個位置，皆抵接於前 ]*及鎖固位 疋點火鑰畦之侧面。 申言月專利範圍第3項之發明係在如申請專利範圍第2項 5 201038805 之圓筒鎖之保護裝置 _ 於關閉位置時之前述點火:匙抵接於前述轉子位 申請專利範圍述點场匙側面的第2部位。 項中任1之專概圍第Μ ::ΓΓ除前迷卡止機構所作之卡=駕駛者 根據申請專利範圍第旧 平常在封閉位置之勢能之賦與勢能：:含有_門 機構賦與勢能之作卡止機構、將經該賦與勢能 +⑶開放位置之卡止機構、及解除 機構所作之卡止之解除機構，而擋門構造成於解除卡 止機構所作之卡止時，抵接敎騎之側面，故可以賦與 勢能機構之勢能進行擋門之封_作，而使操作性提高， 且在擔門移動至封閉位置之過財，可抑制其受到損傷等。 根據申請專利範圍第2項之發明，由於擋門於解除卡止 機構所作之卡止時，不論該轉子位於關閉位置及鎖固位置 那個位置’皆抵接點火錄匙之側面，故可碟實地避免該 擋門抵接點火鑰匙之鑰匙齒，而產生損傷等。 根據申請專利範圍第3項之發明，由於則形成抵接轉 子位於關閉位置時之點火錢㈣之第丨部位、及抵接轉子 位於鎖固位置時之點火鑰匙側面之第2部位，故在不附加其 他構成要件下’可以簡易之結構確實地避免該擋門抵接點 火錄匙之鑰匙齒，而產生損傷等。 根據申請專利範圍第4項之發明，由於包含有可以駕駛 2〇l〇388〇5 者之手動操作解除卡止 故在任 何時間’皆酬〇^=如止的操作件， 圖式簡單說明 第1圖係顯示本發明替 外觀圖 阁。 月實如形態之圓筒鎖之保護裝置的 第2圖係顯示本發明實施 部、结構的平面圖。 形態圓筒鎖之保護裝置 之内The invention of claim 1 is a cylinder lock protection device for protecting a cylinder lock, comprising: a housing disposed above a rotor forming a key hole for inserting and removing an ignition key; The housing is movable between a closed position and an open position, the keyhole is sealed in the closed position, and the door of the keyhole is opened in an open position; and the lock mechanism is locked in the closed position; and The unlocking mechanism for releasing the locking mechanism to move the blocking door from the closed position to the open position. The protection device for the cylinder lock (4) is characterized in that: the door is normally closed in the closed position. a binding energy and potential energy mechanism; a locking mechanism that locks the barrier door in the open position by the energy-enhancing mechanism; and a releasing mechanism for releasing the locking by the locking mechanism; The structure is configured to abut the side of the ignition key when the locking by the locking mechanism is released. Fan® No. 2 slave hair _ In the (four) material rhyme of the old guard device, the rotor can be rotated between the locking position of the handle that locks the engine with the engine priming, and the closing of the engine stop.饬t early glaze/, with 1 movement, when the door is released, no matter which position the rotor is in the closed position and the locking position, it is abutted to the front]* and the locking position 疋 ignition key畦The side. The invention of claim 3 of the scope of the patent is in the protection device of the cylinder lock as claimed in claim 2, item 5, 201038805. _ The ignition in the closed position: the key is in contact with the aforementioned rotor position. The second part of the side of the spoon.任 Μ 任 Μ Μ :: ΓΓ ΓΓ Μ Μ Μ Μ = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = The locking mechanism, the locking mechanism that is coupled to the locking device by the potential energy + (3) open position, and the releasing mechanism by the releasing mechanism, and the blocking door is configured to abut when the locking mechanism is released. The side of the squat can be used to protect the occupant's door, and the operability is improved, and the door can be restrained from being damaged when the door is moved to the closed position. According to the invention of claim 2, since the door is locked at the unlocking mechanism, regardless of the position where the rotor is in the closed position and the locked position, the side of the ignition key is abutted. The door is prevented from abutting against the key tooth of the ignition key, and damage or the like is generated. According to the invention of claim 3, since the second portion of the ignition key (4) when the abutting rotor is in the closed position and the second portion of the ignition key side when the rotor is in the locked position are formed, In addition to other components, the structure can be easily prevented from abutting the key of the ignition key to cause damage or the like. According to the invention of the fourth application of the patent application, the operation is released at any time by the manual operation of the driver who can drive 2〇l〇388〇5, and the operation is completed at any time. Figure 1 shows the appearance of the present invention. Fig. 2 is a plan view showing the embodiment and structure of the present invention. Inside the protection device of the shape cylinder lock
圖係顯示本發明實施形態圓筒鎖之保護裳置之上 鎖機構附近的截面模式圖’ (a)為以上鎖機構將擋門鎖固之 能，氣1:2簡雜搶姓Μ IIThe figure shows a sectional mode diagram near the lock mechanism of the protection lock of the cylinder lock according to the embodiment of the present invention. (a) The above lock mechanism locks the door, and the gas is 1:2.
'μ丄頰俄稱將擋 狀態，（b)為以開鎖機構將擋門之鎖固解除之狀態 Λ 第4圖係顯示本發明實施形態圓筒鎖之保護裝置之點 匙及磁鑰匙的平面圖及正面圖。 第5圖係第1圖之V-V線截面圖。 第6圖係第1圖之VI-VI線截面圖。 第7圖係第1圖之VII-VII線截面圖。 第8(a)圖、第8(b)圖係顯示本發明實施形態圓筒鎖之保 ^嚴置之外觀及内部構造的平面圖（檔門在開放位置，轉子 在與關閉位置往鎖固位置之途中）。 第9(a)圖、第9(b)圖係顯示本發明實施形態圓筒鎖之保 置之外觀及内部構造的平面圖（擋門在從開放位置往 紹位置之途中，轉子在從關閉位置往鎖固位置之途中）。 第10(a)圖、第10(b)圖係顯示本發明實施形態圓筒鎖之 娘裝置之外觀及内部構造的平面圖（檔門在從開放位置 少树閉位置之途中，轉子在鎖固位置）。 7 201038805 第11(a)圖、第11(b)圖係顯示本發明實施形態圓筒鎖之 保護裝置之外觀及内部構造的平面圖（擋門在封閉位置，轉 子在鎖固位置）。 第12(a)圖、第12(b)圖係顯示本發明實施形態圓筒鎖之 保護裝置之外觀及内部構造的平面圖（為操作操作件之狀 態，擋門在開放位置，轉子在關閉位置）。 第13(a)圖、第13(b)圖係顯示本發明實施形態圓筒鎖之 保護裝置之外觀及内部構造的平面圖（為操作操作件後之 狀態，擋門在封閉位置，轉子在關閉位置）。 第14(a)圖、第14(b)圖係顯示本發明實施形態圓筒鎖之 保護裝置之外觀及内部構造的平面圖（為操作操作件後之 狀態，擋門在開放位置，轉子在啟動位置）。 第15圖係第14圖之A-A線截面圖。 第16(a)圖、第16(b)圖係顯示本發明實施形態圓筒鎖之 保護裝置之外觀及内部構造的平面圖（為磁鑰匙之操作過 程，擋門在從封閉位置住開放位置之途中，轉子在鎖固位 置）。 第17(a)圖、第17(b)圖係顯示本發明實施形態圓筒鎖之 保護裝置之外觀及内部構造的平面圖（為磁鑰匙之操作過 程，擋門在開放位置，轉子在鎖固位置）。 I；實施方式]I 較佳實施例之詳細說明 用以實施發明之形態 以下，一面參照圖式，一面就本發明之實施形態具體 201038805 說明。 本實施形態之圓筒鎖之保護裝置係設於雙輪車具有之 圓筒鎖之鑰匙孔上方，藉可從外侧將該鑰匙孔開關，而可 保遵圓筒鎖者，如第i圖〜第7圖所示，主要由殼體卜擋門3、 作為上鎖機構之磁鐵M a (參照第3圖）、由磁鑰匙MK(參照第 4圖）構成之開鎖機構、作為賦與勢能機構之扭轉彈簧9、作 為卡止機構之卡合凸部以、具有連動部加及作為作動部之 〇 左右滑件6而構成之解除機構、及操作件10。 设體1設於轉子2之上方，將除了上述磁鑰匙河尺以外之 各種構成要件收容於内部，並且可收容構成圓筒鎖之圓筒 體（圖中未示)之上端部。於此圓筒體内配設具有複數個滚筒 之轉子2，並且於該轉子2形成鑰匙孔，而構造成可插入 ' 拔出（插進拔掉）點火输匙IK。 又，好2可在點切匙職人賴孔2a讀態下，旋 動操作，而可在使雙輪車具有之引擎發動之啟動位置(參照 〇 第14圖）、使該引擎停止之關閉位ϊ(參照第12圖）及將車輪 具有之把手顧之伽位置（參照㈣謂旋動。又， 子2位於關位置時’將插人至麟孔2a之點线匙汉按 而壓入’在此狀態，藉使其旋動至圖中左側，而可進 鎖固位置之旋動操作。 丁至 當轉子2移動至此鎖固位置時，圓筒體内之鎖桿（圖中 未示)構造敍出’ _鎖_人至形成於把手之旋動點 鎖固孔（圖中未示）内而卡止，而進行對該把手之鎖固之 圖中標號12係顯示用以授與伴隨轉子2之旋轉操作產生之 9 201038805 節度的節度授與彈簧，該節度授與彈簧12之前端部進入形 成於轉子2之凹部2d而構成。 擋門3係在殼體1内，可在封閉位置與開放位置間移動 (旋動），在封閉位置，可封住鑰匙孔2a，並且在開放位置， 可開放鑰匙孔2a者。具體言之，擋門3之基端側藉由〇形環 等密封材5，嵌合於形成在殼體1之凸部13，而可以該凸部 U為中心而旋動。此外，擋門3在開放位置時，為如第2圖 所示之位置，將鑰匙孔2a開放，並且在封閉位置時，為第 U圖所示之位置，覆蓋鑰匙孔2a而封住。 如第2圖所示，於擋門3形成凸輪形狀卢及抵接部α， 於與該凸輪形狀β相連之部位形成與卡合凸部6a卡合，而可 將該擋門3卡止在開放位置之卡合部3a。卡合凸部如構成用 以將業經以作為賦與勢能機構之扭轉彈簧9賦與勢能之擋 門3卡止在開放位置的卡止機構，與左右滑件6呈一體地突 出形成。 作為賦與勢能機構之扭轉彈簧9係一端卡止於擋門3， 且另一端卡止於殼體1，藉此，賦與該擋門3平常在封閉位 置之勢能者。此外，除了該扭轉彈簧12外，亦可為賦與擔 門3平常在封閉位置之勢能的其他賦與勢能機構。 作為上鎖機構之磁鐵Ma係如第3(a)圖、第3(b)圖所示， 分別配設於在殼體1之凸部13形成之複數個（在本實施形態 為4個）之凹部13a内，以螺旋彈簧4賦與勢能於上方者，係 嵌入至位於封閉位置之擋門3之凹部3e，而可將該擋門3鎖 固者。即’磁鐵Ma於擋門3位於開放位置時，被按壓至該 201038805 擋門3之裡面側，而收入凹部13a内，另一方面，於位於封 閉位置時，則往上方突出，而可與形成於擋門3之凹部3e卡 合。藉此，位於封閉位置之擋門3可鎖固，而不致往開放位 置方向旋動。 作為開鎖機構之磁錄匙MK係用以解除磁鐵Ma(上鎖機 構)所作之鎖固，使擋門3從封閉位置移動至開放位置者。 此磁錄匙^^反如第4圖所示’由一體成形於點火錄匙IK之握 0 持部之部位構成，内部具有磁鐵Mb。點火鑰匙ΙΚα形成有 鑰匙齒IKa之面及側面1Kb ’形成插進鑰匙孔2a之金屬製部 位（錄匙部）。如第3(b)圖所示，設定成當使磁錄匙MK抵接 檔門3之嵌合部3b時，磁鐵Mb與磁鐵Ma相對，而且該等磁 鐵Mb、Ma之相互不同之極（S極與n極)相對。此外，此時， 磁錄匙MK相對於嵌合部3b於旋動方向嵌合，而可引領轉動。 然後，由於藉使磁鑰匙MK抵接擋門3之嵌合部3b ,於 旋動方向嵌合，因隨著磁鐵Ma、Mb之磁力產生之反彈力， Q 該磁鐵^^對抗螺旋彈簧4之勢能而下降，而解除與凹部3e 之嵌合，故藉使該磁鑰匙MK在保持此狀態下旋動，可使擋 門3旋動至開放位置。當檔門3到達開放位置時，該擋門3之 卡合部3a卡止於卡合凸部6a。 如第2圖所示’左右滑件6(作動部)係收容於形成在殼體 1之凹部内，於第2圖中左右方向滑動自如者，平常以彈簧7 賦與勢旎於第2圖中右側。又，於左右滑件23形成於第2圖 中上下方向滑動自如之上下滑件6b，該上下滑件6b平常以 彈簧8賦與勢能於第2圖中下方，呈前端側從左右滑件6之側 11 201038805 面突出之狀態。 連動部2b係由從轉子呈一體地延伸設置，而可與該轉 子2—同旋動之部位構成，構造成一面將點火鑰匙IK插入至 錄匙孔2a、一面按壓，逕自旋動至鎖固位置之過程中，如 第8(b)圖所示，可與上下滑件处之前端抵接而按壓。即，當 轉子2到達鎖固位置時’連動部2b按壓上下滑件6b，藉此， 可使左右滑件6全體對抗彈簧7之勢能，而可往第8(b)圖中左 側移動。 卡合凸部6a隨之往第8(b)圖中左側移動，離開卡合部 3a，而解除擋門3之卡止。已解除卡止之擋門3在轉子2到達 鎖固位置之過程中，如第9圖、第1〇圖所示，朝向封閉位置 移動，而與前端插通錄匙孔2a之點火錄匙IK抵接。然後， 當將點火鑰匙ΙΚ從鑰匙孔2a拔掉時，如第η圖所示，藉扭 轉彈簧9之勢能，擋門3到達封閉位置，覆蓋鑰匙孔2a而將 之封住，同時，磁鐵Ma嵌合於擋門3之凹部3e而鎖固。此外， 未被賦與連動部2b之按壓力之左右滑件6藉彈簧7之勢能’ 回復至初期狀態。 另一方面，要使擋門3旋動至開放位置，如之前所述， 使磁鑰匙MK抵接嵌合部3b，使不同極之磁鐵河匕與磁鐵Ma 相對，而解除該磁鐵Ma之卡止（擋門3之鎖固）。然後，藉使 磁鑰匙MK逕自旋動，可從封閉位置旋動至開放位置，而呈 第16圖乃至第17圖之狀態，使作為卡止機構之卡合凸部如 與卡合部3 a抵接’而使撞門3卡止。 當擋門3到達開放位置時，如第17(a)圖所示，鑰匙孔2& 12 201038805 面對外°卩°然後’一面將點火鑰匙孔IK插入至錄匙孔21a， 一面旋動操作時，可使連動部2b與轉子2—同移動至初期位 置，並且可使該轉子2從鎖固位置旋動至關閉位置（甚至是 啟動位置）。此外’在使轉子2從鎖固位置旋動至關閉位置 之過私中’如第16圖所示，凸輪形狀/3-面將卡合凸部6a 按壓至左側’一面使左右滑件6往同方向移動，到達關閉位 置時，如第17圖所示，卡合部孔與卡合凸部仏便卡合。'μ丄 cheeks are called the blocking state, and (b) is the state in which the locking of the door is released by the unlocking mechanism. FIG. 4 is a plan view showing the key of the protection device of the cylinder lock according to the embodiment of the present invention and the magnetic key. And the front view. Fig. 5 is a cross-sectional view taken along line V-V of Fig. 1. Fig. 6 is a sectional view taken along line VI-VI of Fig. 1. Fig. 7 is a sectional view taken along line VII-VII of Fig. 1. Fig. 8(a) and Fig. 8(b) are plan views showing the appearance and internal structure of the cylinder lock according to the embodiment of the present invention (the shutter is in the open position, and the rotor is locked to the closed position). On the way). Fig. 9(a) and Fig. 9(b) are plan views showing the appearance and internal structure of the holding of the cylinder lock according to the embodiment of the present invention (the door is in the closed position on the way from the open position to the rear position). On the way to the locked position). Fig. 10(a) and Fig. 10(b) are plan views showing the appearance and internal structure of the device for holding a cylinder lock according to an embodiment of the present invention (the door is locked while the door is closed from the open position with less tree closing position) position). 7 201038805 Fig. 11(a) and Fig. 11(b) are plan views showing the appearance and internal structure of the protection device for the cylinder lock according to the embodiment of the present invention (the door is in the closed position, and the rotor is in the locked position). 12(a) and 12(b) are plan views showing the appearance and internal structure of the protection device for the cylinder lock according to the embodiment of the present invention (in order to operate the operation member, the door is in the open position, and the rotor is in the closed position) ). 13(a) and 13(b) are plan views showing the appearance and internal structure of the protective device for the cylinder lock according to the embodiment of the present invention (in the state after the operation member is operated, the shutter is in the closed position, and the rotor is closed. position). Figs. 14(a) and 14(b) are plan views showing the appearance and internal structure of the protective device for the cylinder lock according to the embodiment of the present invention (in order to operate the operating member, the door is in the open position, and the rotor is activated. position). Figure 15 is a cross-sectional view taken along line A-A of Figure 14. 16(a) and 16(b) are plan views showing the appearance and internal structure of the protection device for the cylinder lock according to the embodiment of the present invention (for the operation of the magnetic key, the door is in the open position from the closed position) On the way, the rotor is in the locked position). 17(a) and 17(b) are plan views showing the appearance and internal structure of the protection device for the cylinder lock according to the embodiment of the present invention (for the operation of the magnetic key, the door is in the open position, and the rotor is locked position). DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS I. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Mode for Carrying Out the Invention Hereinafter, an embodiment of the present invention will be specifically described with reference to the drawings. The protection device for the cylinder lock of the present embodiment is disposed above the key hole of the cylinder lock of the two-wheeled vehicle, and the keyhole can be switched from the outside to protect the cylinder lock, as shown in FIG. As shown in Fig. 7, the main body is a door stopper 3, a magnet Ma as a locking mechanism (refer to Fig. 3), an unlocking mechanism composed of a magnetic key MK (refer to Fig. 4), and a potential energy-promoting mechanism. The torsion spring 9 and the engagement convex portion as the locking mechanism have a release mechanism and a release mechanism including the left and right sliders 6 as the actuation portion, and the operation member 10. The installation body 1 is provided above the rotor 2, and accommodates various components other than the above-mentioned magnetic key river ruler, and can accommodate the upper end portion of a cylindrical body (not shown) constituting the cylinder lock. A rotor 2 having a plurality of rollers is disposed in the cylinder, and a key hole is formed in the rotor 2, and is configured to be inserted into the 'inserted (plugged in) ignition key IK. Moreover, the good 2 can be rotated in the reading state of the point-cutting staff Lai Kong 2a, and can be turned on in the starting position of the engine that the two-wheeled vehicle has (refer to FIG. 14), and the closing position of the engine is stopped. ϊ (refer to Figure 12) and the position of the handle of the wheel (refer to (4) is the rotation. Also, when the child 2 is in the closed position, 'the point will be inserted into the hole 2a and the key will be pressed into the ' In this state, by rotating it to the left side of the figure, it can be rotated into the locking position. Ding to the lock bar in the cylinder when the rotor 2 moves to the locked position (not shown) The structure of the ' _ lock _ person is formed in the rotation point locking hole (not shown) of the handle and is locked, and the figure 12 is shown in the figure of the locking of the handle for the accompanying The rotation of the rotor 2 produces a degree of 201038805. The degree of pitch imparts a spring that is configured to allow the front end of the spring 12 to enter the recess 2d formed in the rotor 2. The door 3 is housed in the housing 1 and can be in the closed position. Moving (rotating) with the open position, in the closed position, the keyhole 2a can be sealed, and in the open position, Specifically, the base end side of the shutter 3 is fitted to the convex portion 13 formed in the casing 1 by a sealing member 5 such as a 〇 ring, and the convex portion U can be centered. Further, when the shutter 3 is in the open position, the keyhole 2a is opened at the position shown in Fig. 2, and in the closed position, the position shown in Fig. U is covered, and the keyhole 2a is covered. As shown in Fig. 2, a cam shape and an abutting portion α are formed in the shutter 3, and a portion connected to the cam shape β is engaged with the engaging convex portion 6a, and the shutter 3 can be engaged. The engaging portion 3a is in the open position. The engaging convex portion constitutes a locking mechanism for engaging the blocking door 3 that imparts potential energy to the torsion spring 9 serving as the potential energy mechanism, and is locked to the left and right. The torsion spring 9 as a biasing mechanism is locked at one end to the door 3 and the other end is locked to the casing 1, whereby the door 3 is normally placed in a closed position. In addition to the torsion spring 12, it is also possible to assign other potentials to the potential energy of the gate 3 in the closed position. The potential energy mechanism. The magnets Ma as the locking mechanism are disposed in a plurality of the convex portions 13 of the casing 1 as shown in the third (a) and third (b) views (in the present embodiment, In the recessed portion 13a of the four), the potential of the coil spring 4 is applied to the recessed portion 3e of the shutter door 3 in the closed position, and the shutter 3 can be locked. That is, the magnet Ma is blocked. When the door 3 is in the open position, it is pressed to the inner side of the 201038805 door 3, and is received in the recess 13a. On the other hand, when it is in the closed position, it protrudes upward and can be formed in the recess formed in the door 3. 3e is engaged. Thereby, the door 3 in the closed position can be locked without being rotated in the direction of the open position. The magnetic key MK as the unlocking mechanism is used to release the locking of the magnet Ma (locking mechanism) The door 3 is moved from the closed position to the open position. The magnetic recording key ^^ is formed as a part integrally formed on the holding portion of the ignition key IK as shown in Fig. 4, and has a magnet Mb therein. The ignition key ΙΚ α is formed with the surface of the key tooth IKa and the side surface 1Kb ′ forms a metal portion (the key portion) inserted into the keyhole 2a. As shown in Fig. 3(b), when the magnetic recording key MK is abutted against the fitting portion 3b of the shutter 3, the magnet Mb is opposed to the magnet Ma, and the magnets Mb and Ma are different from each other ( The S pole is opposite to the n pole. Further, at this time, the magnetic recording key MK is fitted in the turning direction with respect to the fitting portion 3b, and can be guided to rotate. Then, since the magnetic key MK is abutted against the fitting portion 3b of the shutter 3, it is fitted in the turning direction, and the magnet is counteracted by the magnetic force of the magnets Ma, Mb. When the potential energy is lowered and the fitting with the concave portion 3e is released, the shutter 3 can be rotated to the open position by the rotation of the magnetic key MK while maintaining the state. When the shutter 3 reaches the open position, the engaging portion 3a of the shutter 3 is locked to the engaging projection 6a. As shown in Fig. 2, the left and right sliders 6 (actuating portions) are housed in the recesses formed in the casing 1, and are slidable in the left-right direction in Fig. 2, and are normally biased by the springs 7 in Fig. 2 In the middle right. Further, the left and right sliders 23 are formed in the vertical direction in the second figure, and the upper sliding member 6b is slidable in the vertical direction. The upper sliding member 6b is normally biased with the spring 8 in the lower direction of the second drawing, and the front end side is the left and right sliding members 6 The side of the 11 201038805 is highlighted. The interlocking portion 2b is integrally formed from the rotor and is rotatable with the rotor 2, and is configured to insert the ignition key IK into the keyhole 2a while pressing, and to rotate from the lock to the lock. In the process of fixing the position, as shown in Fig. 8(b), it can be pressed against the front end of the upper sliding member. That is, when the rotor 2 reaches the locking position, the interlocking portion 2b presses the upper sliding member 6b, whereby the left and right sliders 6 can be moved against the potential of the spring 7 and moved to the left in the eighth (b) diagram. The engaging convex portion 6a moves to the left side in the eighth (b) view, and leaves the engaging portion 3a, thereby releasing the locking of the shutter 3. The unlocked door 3 is moved toward the closed position as shown in FIG. 9 and FIG. 1 in the process of the rotor 2 reaching the locking position, and the ignition key IK is inserted into the keyhole 2a with the front end. Abut. Then, when the ignition key is pulled out from the keyhole 2a, as shown in the figure η, by the potential energy of the torsion spring 9, the shutter 3 reaches the closed position, covers the keyhole 2a and seals it, and at the same time, the magnet Ma It is fitted to the recess 3e of the shutter 3 to be locked. Further, the left and right sliders 6 which are not biased by the interlocking portion 2b are returned to the initial state by the potential energy of the spring 7. On the other hand, to rotate the shutter 3 to the open position, as described above, the magnetic key MK is abutted against the fitting portion 3b, so that the magnets of different poles are opposed to the magnet Ma, and the card of the magnet Ma is released. Stop (locking door 3). Then, by rotating the magnetic key MK, it can be rotated from the closed position to the open position, and in the state of FIG. 16 to FIG. 17, the engaging convex portion as the locking mechanism is engaged with the engaging portion 3, for example. a abuts 'and the door 3 is locked. When the shutter 3 reaches the open position, as shown in Fig. 17(a), the keyhole 2& 12 201038805 faces the outer ° ° ° and then one side inserts the ignition key hole IK into the keyhole 21a, one side is rotated At this time, the interlocking portion 2b can be moved to the initial position together with the rotor 2, and the rotor 2 can be rotated from the locking position to the closed position (even the starting position). Further, 'in the case of rotating the rotor 2 from the locking position to the closed position, as shown in Fig. 16, the cam shape/3-face presses the engaging convex portion 6a to the left side, and the left and right sliding members 6 are moved toward the left side. When moving in the same direction and reaching the closed position, as shown in Fig. 17, the engaging hole is engaged with the engaging convex portion.
操作件10係於轉子2位於關閉位置時，可以操作，使作 為作動。卩之左右滑件6運作，轉除作為卡止機構之卡合凸 P所作之卡止者。具體言之，由於使操作件10對抗彈簧 ιι(參照第5圖）之勢能，往圖中左側移動而操作時，如第 圖所示二該操作件10之前端部陶吏左右滑件6往同方向移 動故藉此’卡合凸部0a離開卡合部知，而解除卡合，如 第13圖所心擋門3移驗封閉位置。藉此，不論轉子& 位置為何，藉操作操作件1()，可在任何時間，使撞門3在封The operating member 10 is operable to actuate when the rotor 2 is in the closed position. The left and right sliders 6 are operated to remove the latches made by the engaging projections P as the locking mechanisms. Specifically, since the operating member 10 is moved against the spring ι (refer to FIG. 5) and moved to the left in the drawing, as shown in the figure, the front end of the operating member 10 and the left and right sliding members 6 are When the same direction is moved, the engaging convex portion 0a is separated from the engaging portion, and the engagement is released. As shown in Fig. 13, the cardiac door 3 is moved to the closed position. Thereby, regardless of the rotor & position, by operating the operating member 1 (), the door 3 can be sealed at any time.
4貝也々心丨穴巧队市丨j機稱，該限制機構係 於轉子2位於啟練置時，即使進行操作件1()之操作所作之 卡合凸部6a(卡止機構)之卡止的解除操作，仍卡止擋門，而 限制到達封閉位置者。此限制機構由—體形成於轉子 構成，如第14圖、第15圖所示，於該轉子2位於 立置日”與擋門3之抵接.抵接，藉此，於解除卡合凸部 a所作之卡合之際，仍將該擋門3卡止切放位置 於轉子2位於啟動位置時’即使錯誤操作操作件10,仍可防 13 201038805 止擋門3從開放位置朝向封閉位置移動，而與點火鑰匙1艮干 擾。 在此，在本實施形態中，擋門3構造成於解除卡合凸部 6a(卡止機構)所作之卡止時，抵接點火鑰匙1K之側面IKb。 即，如第12圖、第1〇圖所示，擋門3構造成不論轉子2位於 關閉位置及鎖固位置之哪個位置，皆抵接點火鑰匙1K之側 面IKb。更具體言之，本實施形態之擋門3形成有如第12圖 所示，抵接轉子2位於關閉位置時之點火鑰匙IK之側面IKb 的第1部位3c及如第10圖所示，抵接轉子2位於鎖固位置時 之點火鑰匙IK之側面IKb的第2部位3d。 此外，第12圖顯示在點火鑰匙IK插進轉子2之鑰匙孔2a 之狀態下且當轉子2位於關閉位置時’藉操作操作件1〇 ’使 擋門3從開放位置朝向封閉位置以手動操作移動之狀態’第 10圖顯示在點火鑰匙IK插進轉子2之鑰匙孔2a之狀態下，旋 動操作至鎖固位置，藉此，以扭轉彈簧9(賦與勢能機構)之 勢能，使擋門3從開放位置朝向封閉位置移動之狀態。 然後’在從输匙孔2a拔掉點火鑰匙IK之過程中，藉該 點火鑰匙IK之側面IKb—面與擋門3抵接’一面滑動，拔掉 該鍮匙IK ’而可使擔門3在封閉位置。根據本實施形態，擔 門3於解除卡止機構(卡合凸部6a)所作之卡止時，不論轉子2 位於關閉位置及鎖固位置之哪個位置，皆抵接點火鑰匙IK 之側面IKb，故可確實地避免該擋門3柢接點火鑰匙IK之鑰 匙齒IKa，而產生損傷等。 又，由於擋門3形成有抵接轉子2位於關閉位置時之點 14 201038805 火鑰匙IK之側面1Kb的第1部位3c及抵接轉子2位於鎖固位 置時之點火鑰匙IK之側面IKb的第2部位3d，故在不附加其 他構成要件下（藉使第1部位3c及第2部位3d製造成擋門3之 形狀）’可以簡易之結構，確實地避免該擋門3抵接點火鑰 匙IK之鑰匙齒iKa，而產生損傷等。 此外’在本實施形態中，由於設定成擋門3之第1部位 3c及第2部位3d對點火鑰匙IK之側面IKb面接觸並且抵接， 故亦可抑制因該擋門3與側面IKb之抵接，而產生損傷。再 〇 者’亦可構造成將該第1部位3c、第2部位3d及其附近施行 耐摩損處理等。 根據上述實施形態，擋門3構造成於解除卡合凸部 6a(卡止機構)之卡止時，抵接點火鑰匙IK之側面IKb，故可 以扭轉彈簧9(賦與勢能機構）之勢能，進行擋門3之封閉動 作’而使操作性提高，並且’在擋門3移動至封閉位置之過 程中’可抑制受到損傷等。 〇 以上，就本實施形態作了說明，本發明不限於此，只 要擋門3係構造成於解除卡合凸部6a(卡止機構)之卡止時， 抵接點火鍮匙IK之侧面IKb者，舉例言之，擋門亦可構造成 於轉子位於其他位置（可插入拔出點火鑰匙11(：之位置）時且 解除卡止機構所作之卡止時，抵接點火鑰匙1{：之側面IKb。 13 /、要擋門3構造成於解除卡止機構所作之卡止時，抵接 點火鑰地IK之側面脱，轉子之位置及卡止機構等可為其他 形態。 又，亦可以其他結構(不由磁鐵組成者等）取代將擋門之 15 201038805 封閉狀態鎖固而維持之上鎖機構及解除該鎖固之開鎖機 構。再者，在上述實施形態中，皆為擋門在封閉位置與開 放位置間旋動者，亦可為在該封閉位置與開放位置間以直 線狀滑動(slide)者。此外，除了雙輪車之圓筒鎖之保護裝置 外，亦可適用於四輪車、手推車或雪車等其他車輛之圓筒 鎖之保護裝置。 產業之可利用性 只要為包含有賦與擋門平常在封閉位置之勢能之賦與 勢能機構、將經賦與勢能機構賦與勢能之擋門卡止在開放 位置之卡止機構、及解除卡止機構所作之卡止之解除機 構，且擋門構造成於解除卡止機構所作之卡止時，抵接點 火鑰匙側面的圓筒鎖之保護裝置，亦可適用於外觀形狀不 同者或附加了其他功能者等。 I：圖式簡單說明3 第1圖係顯示本發明實施形態之圓筒鎖之保護裝置的 外觀圖。 第2圖係顯示本發明實施形態圓筒鎖之保護裝置之内 部結構的平面圖。 第3圖係顯示本發明實施形態圓筒鎖之保護裝置之上 鎖機構附近的截面模式圖，（a)為以上鎖機構將擋門鎖固之 狀態，（b)為以開鎖機構將擋門之鎖固解除之狀態。 第4圖係顯示本發明實施形態圓筒鎖之保護裝置之點 火输匙及磁錄匙的平面圖及正面圖。 第5圖係第1圖之V-V線截面圖。 16 201038805 第6圖係第1圖之VI-VI線裁面圖。 第7圖係第1圖之VII-VII線截面圖。 第8(a)圖、第8(b)圖係顯示本發明實施形態圓筒鎖之保 護裝置之外觀及内部構造的平面圖（擋門在開放位置，轉子 在從關閉位置往鎖固位置之途中）。 第9(a)圖、第9(b)圖係顯示本發明實施形態圓筒鎖之保 護裝置之外觀及内部構造的平面圖（擋門在從開放位置往 封閉位置之途中，轉子在從關閉位置往鎖固位置之途中）。 第10(a)圖、第10(b)圖係顯示本發明實施形態圓筒鎖之 保護裝置之外觀及内部構造的平面圖（擋門在從開放位置 往封閉位置之途中，轉子在鎖固位置）。 第11(a)圖、第11(b)圖係顯示本發明實施形態圓筒鎖之 保護裝置之外觀及内部構造的平面圖（檔門在封閉位置，轉 子在鎖固位置）。 第12(a)圖、第12(b)圖係顯示本發明實施形態圓筒鎖之 保護裝置之外觀及内部構造的平面圖（為操作操作件之狀 態’擋門在開放位置，轉子在關閉位置）。 第13(a)圖、第13(b)圖係顯示本發明實施形態圓筒鎖之 保護裝置之外觀及内部構造的平面圖（為操作操作件後之 狀態’擋門在封閉位置，轉子在關閉位置）。 第14(a)圖、第14(b)圖係顯示本發明實施形態圓筒鎖之 保護裝置之外觀及内部構造的平面圖（為操作操作件後之 狀態’擋門在開放位置，轉子在啟動位置）。 第15圖係苐14圖之A-Α線截面圖。 17 201038805 第16(a)圖、第16(b)圖係顯示本發明實施形態圓筒鎖之 保護裝置之外觀及内部構造的平面圖（為磁鑰匙之操作過 程，擋門在從封閉位置住開放位置之途中，轉子在鎖固位 置）。 第17(a)圖、第17(b)圖係顯示本發明實施形態圓筒鎖之 保護裝置之外觀及内部構造的平面圖（為磁鑰匙之操作過 程，擋門在開放位置，轉子在鎖固位置）。 【主要元件符號說明】 1...殼體 6b...上下滑件 2...轉子 7,8，11...彈簧 2a...鑰匙孔 9...扭轉彈簧 2b...連動部 10...操作子 2d...凹部 10a...前端部 2c...突起部 12...節度授與彈簧 3...播門 13...凸部 3a...卡合部 13a...凹部 3b...被合部 IK...點火鑰匙 3c...第1部位 IKa...餘匙齒 3d...第2部位 IKb...側面 3e...凹部 Ma...磁鐵 4...螺旋彈簧 MK...磁鑰匙 5...密封材 α ...抵接部 6...左右滑件 /3...凸輪形狀 6a...卡合凸部 184 々 々 々 丨 巧 巧 巧 巧 巧 巧 巧 巧 巧 机 机 机 机 机 机 , , , , , , , , , , , , , , , , , , , 限制 限制 限制 限制 限制 限制 限制 限制 限制 限制 转子 转子The release operation of the lock still locks the door and restricts the arrival of the closed position. The restricting mechanism is formed of a body formed of a rotor, and as shown in FIGS. 14 and 15 , the rotor 2 is placed on the standing day to abut against the shutter 3, thereby abutting the engaging convex portion. When the part a is engaged, the door 3 is still locked and placed when the rotor 2 is in the starting position. 'Even if the operating member 10 is erroneously operated, it can prevent 13 201038805. The stop door 3 is moved from the open position to the closed position. In the present embodiment, the shutter 3 is configured to abut the side surface IKb of the ignition key 1K when the engagement by the engagement convex portion 6a (locking mechanism) is released. That is, as shown in Fig. 12 and Fig. 1 , the shutter 3 is configured to abut against the side IKb of the ignition key 1K regardless of the position where the rotor 2 is in the closed position and the locked position. More specifically, this The shutter 3 of the embodiment is formed with a first portion 3c of the side surface IKb of the ignition key IK when the rotor 2 is in the closed position, and as shown in Fig. 10, the abutting rotor 2 is at the locking position as shown in Fig. 12. The second part 3d of the side IKb of the ignition key IK. In addition, the 12th figure shows the ignition key. The key IK is inserted into the keyhole 2a of the rotor 2 and when the rotor 2 is in the closed position, the state in which the shutter 3 is manually operated from the open position toward the closed position by the operation of the operating member 1 ' ' is shown in FIG. 10 In a state where the ignition key IK is inserted into the key hole 2a of the rotor 2, the operation is swung to the locking position, whereby the potential of the torsion spring 9 (giving the potential energy mechanism) is used to move the shutter 3 from the open position toward the closed position. The state of the movement. Then, during the process of unplugging the ignition key IK from the keyhole 2a, the side IKb-surface of the ignition key IK is slid along with the door 3, and the key IK' is removed. According to the present embodiment, when the parking door 3 is unlocked by the unlocking mechanism (the engaging convex portion 6a), regardless of which position the rotor 2 is in the closed position and the locked position, The side IKb of the ignition key IK is connected, so that the door 3 can be surely prevented from being connected to the key tooth IKa of the ignition key IK, and damage or the like is generated. Further, since the shutter 3 is formed with the point where the abutting rotor 2 is in the closed position 14 201038805 Fire key IK side 1Kb 1st The position 3c and the second portion 3d of the side surface IKb of the ignition key IK when the rotor 2 is in the locked position are not attached to the other components (the first portion 3c and the second portion 3d are manufactured as the door 3). The shape can be simplified, and the shutter 3 can be surely prevented from abutting against the key tooth iKa of the ignition key IK, and damage or the like occurs. Further, in the present embodiment, the first portion 3c of the shutter 3 is set. The second portion 3d is in contact with and abuts against the side surface IKb of the ignition key IK, so that damage due to the contact between the shutter 3 and the side surface IKb can be suppressed. Further, the first one can be configured to be the first one. The portion 3c, the second portion 3d, and the vicinity thereof are subjected to abrasion resistance treatment or the like. According to the above embodiment, the shutter 3 is configured to abut against the side surface IKb of the ignition key IK when the engagement of the engaging convex portion 6a (the locking mechanism) is released, so that the potential energy of the spring 9 (the potential energy mechanism) can be reversed. The closing operation of the shutter door 3 is performed to improve the operability, and the 'in the process of moving the shutter 3 to the closed position' can suppress damage or the like. The present embodiment has been described above, but the present invention is not limited thereto, and the shutter 3 is configured to abut against the side IKb of the ignition key IK when the engagement of the engaging convex portion 6a (locking mechanism) is released. For example, the door can be configured to abut the ignition key 1 when the rotor is in another position (when the ignition key 11 can be inserted and removed and the locking mechanism is released) Side IKb. 13 /, the door 3 is configured to be released from the side of the ignition key IK when the locking by the locking mechanism is released, and the position of the rotor and the locking mechanism may be other forms. The other structure (not composed of magnets, etc.) replaces the locking mechanism of the door closure 2010 20108805 to maintain the upper locking mechanism and the unlocking mechanism for releasing the locking. Further, in the above embodiment, the blocking door is closed. The person who rotates between the position and the open position may also slide in a straight line between the closed position and the open position. In addition, in addition to the protection device for the cylinder lock of the two-wheeled vehicle, it may also be applied to four wheels. Other vehicles such as cars, trolleys or snowmobiles The protection device of the cylinder lock. The industrial availability is as long as it is a potential energy mechanism that includes the potential energy of the door in the closed position, and the door that gives the potential energy to the potential energy device is locked in the open position. The locking mechanism and the releasing mechanism for releasing the locking by the locking mechanism, and the blocking door is configured to abut the locking of the cylinder lock on the side of the ignition key when the locking by the locking mechanism is released, and is also applicable to The appearance is different or the other functions are added. I: Brief description of the drawings. Fig. 1 is an external view showing the protection device for the cylinder lock according to the embodiment of the present invention. Fig. 2 is a view showing the cylinder of the embodiment of the present invention. A plan view showing the internal structure of the lock protection device. Fig. 3 is a cross-sectional view showing the vicinity of the lock mechanism of the protection device for the cylinder lock according to the embodiment of the present invention, and (a) is a state in which the lock mechanism locks the door. (b) is a state in which the lock of the door is released by the unlocking mechanism. Fig. 4 is a plan view and a front view showing the ignition key and the magnetic key of the protection device for the cylinder lock according to the embodiment of the present invention. Fig. 1 is a cross-sectional view taken along the line VV of Fig. 1. 16 201038805 Fig. 6 is a sectional view taken along line VI-VI of Fig. 1. Fig. 7 is a sectional view taken along line VII-VII of Fig. 1. Fig. 8(a), Fig. 8(b) is a plan view showing the appearance and internal structure of the cylinder lock protection device according to the embodiment of the present invention (the door is in the open position, and the rotor is in the middle of the lock position from the closed position). Figure 9 and Figure 9(b) are plan views showing the appearance and internal structure of the protection device for the cylinder lock according to the embodiment of the present invention (the door is locked from the closed position to the locked position on the way from the open position to the closed position). 10(a) and 10(b) are plan views showing the appearance and internal structure of the protection device for the cylinder lock according to the embodiment of the present invention (the door is in the middle of the door from the open position to the closed position, the rotor is Lock position). Figs. 11(a) and 11(b) are plan views showing the appearance and internal structure of the protection device for the cylinder lock according to the embodiment of the present invention (the shutter is in the closed position, and the rotor is in the locked position). 12(a) and 12(b) are plan views showing the appearance and internal structure of the protective device for the cylinder lock according to the embodiment of the present invention (in the state of operating the operating member, the door is in the open position, and the rotor is in the closed position) ). 13(a) and 13(b) are plan views showing the appearance and internal structure of the protection device for the cylinder lock according to the embodiment of the present invention (in the state after the operation member is operated, the door is closed, the rotor is closed) position). Figs. 14(a) and 14(b) are plan views showing the appearance and internal structure of the protection device for the cylinder lock according to the embodiment of the present invention (in the state after the operation member is operated, the door is in the open position, and the rotor is started. position). Figure 15 is a cross-sectional view of the A-Α line of Figure 14. 17 201038805 Figures 16(a) and 16(b) are plan views showing the appearance and internal structure of the protection device for the cylinder lock according to the embodiment of the present invention (for the operation of the magnetic key, the door is open from the closed position On the way to the position, the rotor is in the locked position). 17(a) and 17(b) are plan views showing the appearance and internal structure of the protection device for the cylinder lock according to the embodiment of the present invention (for the operation of the magnetic key, the door is in the open position, and the rotor is locked position). [Description of main component symbols] 1... Housing 6b...Upper sliding member 2...Rotor 7,8,11...Spring 2a...Key hole 9...Torsion spring 2b...Linked Part 10: operator 2d... recess 10a... front end 2c... protrusion 12... pitch imparting spring 3... play gate 13... convex 3a... Part 13a...recessed part 3b...joined part IK...ignition key 3c...first part IKA...left key tooth 3d...second part IKb...side 3e...recessed part Ma... Magnet 4... Coil spring MK... Magnetic key 5... Sealing material α ... Abutment 6... Left and right sliders / 3... Cam shape 6a... Engagement Convex 18