201107612 六、發明說明： 【發明所屬之技術領域】 本發明係有關於一種開闔裝置之防脫機構及具有防 脫機構之事務機器，特別係指一種具有影印機能或印刷、 傳真、掃描等各種機能之開闔體，相對於裝置本體可以開 闔，且具有良好之升降機能之開闔裝置之防脫機構及具有 防脫機構之事務機器。其中，影印機能係指所謂的影印 機、印刷機、印表機等OA機器之原稿壓合板或複合機之 影印機能。 【先前技術】 一直以來，就影印機、印刷機、印表機等事務機器而 言，為了處理如書本般厚的原稿，一種具昇降功能的原稿 壓合板之開闔裝置係如日本特開2006-39440號公報的内 容已為習知。該開闔裝置基本上具有一裝置於裝置本體的 一側之組裝元件、以及一相對於組裝元件且藉由一轉軸銷 而可轉動之支撐元件，其中原稿壓合板的後端部係設置於 支撐元件上，俾使原稿壓合板開闔。 於附原稿自動輸送裝置的原稿壓合板已普及的現 在，具昇降功能之開闔裝置的構成上大分為：介由一樞鏈 銷而將昇降元件設置於支撐元件的可活動端的一侧，再將 原稿壓合板的後端部設置於昇降元件上；或是如上述曰本 特許公報卡所記載的，組裝元件形成為單腳狀體，使其可 於設置於裝置本體的後部上方的插入組裝孔中上下移動 201107612 並插入，亦即所謂的單腳型的原鶴合板關闔裝置。本 發明係關於後者中-種單腳型的原稿壓合板開闔裝置的 防脫機構。上述兩種設計在處理厚㈣時，原稿壓合板皆 可昇降並略呈水平地覆蓋厚原稿的上面，而具有此機能者 則稱之為具昇降功能的原稿壓合板的開闔裝置。 如上述，構成於單腳形狀的組褒元件且具昇降功能的 原稿壓合板開闔裝置係將如書本般厚的原稿放置於接觸 玻璃上’蓋上原稿壓合板後’原稿壓合板接觸厚原稿的一 角時，以此接觸點為槓桿的支點翻轉原稿壓合板，再 平地覆蓋厚並盡可能防止树進人露光部。此時 腳形狀的組裝元件從插入組裝孔内往上 壓合板可鋪。 〈付㈣ =述日本特許公報中所記载之具昇降功能的原稿壓 ::閨裝置，係經由兼具單腳形狀的組裝元件的腳部可 ΐ本人組裝孔拔出，但因原稿壓合板本體也會從裳 置=脫洛，於操作上不方便外，附有原稿自動輸送裝置 的原稿壓合板也會產生掉落的問題，迫於改善。 置 此外，就所謂之複合機之拿疏 例如在修理點檢事務機器時 ：二：問題’ 體)=’相對於另-事務機器（例如掃描器的部分;= =!闔裝置的組裝腳部容易從插人組裝孔脫落，可能因 成受傷或機11的損壞。因此，此觀闔裝置亦在尋 求相同的改善。 201107612 【發明内容】 本發明有鑒於上述情況，主要目的為提供—種利用簡 單的構成防止開閣裝置從裝置本體脫落之開闔敦置的防 脫機構及具此防脫機構的事務機器。 為達成上述課題，本發明之開閨裝置的防脫_，包 含一開閣裝置及一插入組裝孔。開闔裝置具有一單腳狀的 組裝元件，並藉由一轉軸銷而使設置於一支撐元件的一開 闔體轉動。插入組裝孔係位於一裝置本體的一側，使得開 闔裝置的組裝元件插脫地設置在插入組裝孔中。其中，組 裝元件之下端部的一側具有一凹部與自凹部附近突設之 一卡止部；插入組裝孔具有收容卡止部的一導軌長溝及該 卡止部的·—合部。 本發明之-實施例巾’凹部係裝設有一板發條。 本發明之，支撐元件内裝設有-彈性手 段，以使開_於切元件與組裝元件之間往開啟方向牵 引0 本發月之f施例中，組裝元件係呈一盒狀，其内部 裝設有—彈性手段，Μ切元件往_體關啟方向牵 引。 本發明之-實施例中，裝設於凹部的彈性手段係為一 板發條Λ 置於凹部内，另一端係為活動的。 本發月之-實施例中，裝設於凹部的彈性手段係為一 板發條其剖面呈—凸形，兩端H置於凹部内。 本發明之一實施例中，裝設於凹部的彈性手段係為一 201107612 板發條，其係設置於與凹部相交方向上，其一端設置於組 裝元件上，另一端活動端係面對於凹部設置。 本發明之一實施例中，一事務機器其係為利用上述的 開闔裝置的防脫手段之事務機器。 承上所述的構成，因依據本發明之一種開闔裝置的防 ' 脫機構係藉由設置於兼具組裝元件的腳部上的卡止部與 - 插入組裝孔的卡合部卡合，在正常的狀態下腳部無法從插 入組裝孔脫落，因此，可有效防止開闔裝置如具自動輸送 φ 原稿裝置的原稿壓合板般重的開闔體掉落損壞或造成使 用者受傷。 【實施方式】 以下將參照相關圖式，說明依本發明較佳實施例之一 種開闔裝置的防脫機構，其中相同的元件將以相同的元件 符號加以說明。 本發明最佳實施例之一種開闔裝置的防脫機構包括 一開闔裝置及一插入組裝孔。開闔裝置具有一單腳形狀的 組裝元件，並藉由一轉軸銷而使設置於一支撐元件的構成 影印機的原稿壓合板的一開闔體轉動。插入組裝孔裝置於 一裝置本體的一側使得開闔裝置的組裝元件插脫地設置 在插入組裝孔中。其中，組裝元件之下端部的一側具有面 對彈性手段的一凹部及自凹部附近突設之一卡止部；從插 入組裝孔的入口下方些許處具有收容從組裝元件的凹部突出 的卡止部的一導軌長溝，並形成與該卡止部卡止的一卡合部。 201107612 以下係以影印機單體說明本發明之實施例 亦可應用在影印機以外的掃描機、印刷機單：等而士發明 泛地應用在兼具影印機、掃描器、傳真機 還可廣 事務機器。 /機力_複合機等 於圖1至圖2中的指示記號人係指一影印機， 事務機器的一例。影印機A係由一裝置本體B ''' 稽由一開 闔裝置C而使裝置於裝置本體體如原稿壓 D可開闔所構成。 σ 如圖1所示，開閨裝置C構成於一對柏同物體且於一 適當間隔設置。此開闔裝置也可以係其他物體一起組合設 置使用。以下係針對同一對物體的其中一個作說明。 圖2至圖5中的指示記號1#指一兼具組裝元件的單 腳形狀的腳部，腳部1相對於在裝置本體Β的後面上方的 上下方向略呈平面矩形的一插入組裝孔2係可上下移動且 插入固定。 胸7部1係橫切面略呈矩形的盒狀物’具有一底板la、 設置於底板la的上方的兩侧的兩侧板ib、lb、前部板le、 後部板If及一設置於兩侧板lb、lb、前部板le及後部板 If上方的固定凸輪部1c。腳部〗可係如p〇M的合成樹脂 的形成品、壓縮加工品或其他，在此未限制。腳部丨的固 定凸輪部1c的凸輪部兩侧板Id、Id經由介入一樞鏈銷3， 可使得支撐元件4可讓其兩側板4a、4a來回轉動。 支撐元件4係由使得兩侧板4a、4a由其兩侧垂下的一 上板4b及從上板4b 一端垂下的一閉塞板4c所構成的盒 201107612 片大物體’其可係例如sus般的金屬板壓製加工而成。兩側 板4a、4a的下方往内側彎折處分別設置抱持部4d、化， 從抱持部4d、4d上方些許位置上，藉由切除部分兩侧板 4a、4a並向外侧f折裴設組裝板牝、化。閉塞板 4c經由 將兩侧板4a、4a的一端往内侧彎折的補強部4f、4f，即使 由内侧施壓也可防止其向外側張開。 裝置於支禮部4的兩側板4a、4a與上板4b所圍起的 盒狀部分係設置為可滑動地且一端封閉呈單腳狀的凸輪 籲/f件5，在匕凸輪滑件5藉由抱持部4d、4d可支樓其兩侧下 方，避免從支持部材4的下方掉落。 又，支持部材4亦可為如P〇m合成樹脂的成型品， 於此情況下，支持部材4與抱持部4d、4d的部分連接， 整體呈一多邊形單腳狀。 凸輪滑件5與支撐元件4的閉塞板4c之間設置一如 壓縮彈簧（compulsion spring )的彈性手段6，將凸輪滑件 φ 5的凸輪部5a往固定凸輪部lc的凸輪部ig 一側牵引滑 動。凸輪滑件5與固定凸輪部lc構成一凸輪結構£，藉由 彈性手段6將緊鄰的凸輪部5a與lg互相壓觸。 又’如指示記號7所示之處係構成支撐元件4的防止 轉動手段（圖未詳細標示）的搖動元件，其藉由一支樓检 8，可搖動支撐元件4的兩側板4a、4a。 支持栓8可於設置於固定凸輪部的凸輪部兩侧板 W、Id上的圓弧狀導溝孔lh、lh插入移動。在此省略搖 動部材7與其相關部材及機能之說明。搖動元件7與支持 201107612 栓8非必然與本發明的構成有關，若省略搖動部材7與支 樓检8 ’則導溝孔lh、lh也可省略。於此情況下，具組裝 7G件的腳部1係構成於一實心狀或一中空盒狀之任一。 關於本發明之開闔裝置C的防脫機構F係由形成於裝 置本體B且呈平面長方形的插入組裝孔2及兼具開闔裝置 C的組裝元件的腳部1所構成，其中，相對於插入組裝孔 2’腳部1係可插脫地設置在插入組裝孔中。插入組裝孔2, 如圖6所示’係藉由從入口 2a下方些許處設置一導執長 溝2b ’以形成一卡合部2c，而腳部1係於其下端部與腳 部1的垂直方向上設置一突出的卡止部u。 另外’於凹部li内部中設置一彈性手段9，其係一由 凹部li内部的中央部往外侧彎曲的板發條所構成，藉由插 入組裝孔9b以組裝螺絲10組裝。彈性手段9的彎曲部9a 通常係向腳部1的外侧突出且緊鄰插入裝孔2的内壁，使 得腳部1壓觸插入組裝孔2的一侧。 將腳部1插入插入組裝孔2的狀態下，即往開闔裝置 C的裝置本體B裝置時，卡止部“及導軌長溝2b之間， 如圖5所示’具有而設置插人組裝孔2上的卡 合部的-侧與腳部】之間具有些許的—空隙b。 因此，如圖13所示， 下， 上面1 以原$ 動Η 如書本般厚的厚原稿11的情況201107612 VI. Description of the Invention: [Technical Field] The present invention relates to an anti-off mechanism for an opening device and a transaction machine having an anti-off mechanism, in particular, a photocopying machine or a printing, facsimile, scanning, etc. The opening of the function body, the anti-off mechanism of the opening device with respect to the device body, and the opening device with good lifting function and the transaction machine with the anti-off mechanism. Among them, the photocopier can refer to the photocopying function of the original embossing plate of the OA machine such as a photocopier, a printing machine, a printer, or the like. [Prior Art] In the case of a photocopying machine, a printing machine, a printer, etc., in order to process a document as thick as a book, an opening device of a document pressing plate with a lifting function is opened in Japan. The contents of the publication No. 2006-39440 are already known. The opening device basically has an assembly component mounted on one side of the device body, and a support member rotatable relative to the assembly component by a rotating shaft pin, wherein the rear end portion of the original pressing plate is disposed on the support On the component, 原稿 the original platen is opened. Nowadays, the original plywood with the automatic document feeding device has been popularized. Now, the opening device with the lifting function is largely divided into: the lifting element is placed on the movable end side of the supporting member via a pivot pin, and then Providing the rear end portion of the original pressing plate on the lifting member; or as described in the above-mentioned Japanese Patent Application Laid-Open, the assembling member is formed as a single-legged body so as to be insertable and assembled on the rear portion of the apparatus body The hole moves up and down 201107612 and is inserted, which is the so-called one-legged original crane plate closing device. The present invention relates to a retaining mechanism for the latter type of single-leg type original plywood opening device. In the above two designs, when the thickness (4) is processed, the original plywood can be raised and lowered to cover the upper surface of the thick original slightly horizontally, and the function of the function is called the opening device of the original pressing plate with the lifting function. As described above, the document puncture plate opening device which is formed in the shape of a single leg and has a lifting function is to place a book-like original on the contact glass. 'After the original plywood is closed', the original plywood has a thick contact. At the corner of the original, the original plywood is turned over with the contact point as the fulcrum of the lever, and then the ground cover is thick and the tree is prevented from entering the exposed portion as much as possible. At this time, the foot-shaped assembly member can be laid from the inside of the insertion assembly hole to the upper laminate.付(4) = The document pressure with the lifting function described in the Japanese Patent Publication: The 闺 device is pulled out by the user's assembly hole through the foot of the assembly element having a single-leg shape, but the original plate is pressed. The main body will also be placed from the skirt = detachment, which is inconvenient in operation, and the original pressing plate with the automatic document feeding device may also cause the problem of falling, which is forced to be improved. In addition, the so-called multi-functional machine is used to repair the inspection machine, for example: two: problem 'body' = 'relative to another-transaction machine (such as the scanner part; = =! 阖 device assembly foot) It is easy to fall off from the insertion hole, which may be caused by injury or damage to the machine 11. Therefore, the viewing device is also seeking the same improvement. 201107612 [Summary of the Invention] The present invention has been made in view of the above circumstances, and the main purpose is to provide a utilization. The detachment prevention mechanism for preventing the detachment of the cleaver device from the device body and the transaction device having the detachment prevention mechanism. In order to achieve the above object, the tamper prevention device of the present invention includes a cabinet The device and an insertion assembly hole have a single-foot assembly component, and an opening body disposed on a support member is rotated by a rotating shaft pin. The insertion assembly hole is located at one side of the device body. The insertion member of the opening device is inserted into the insertion assembly hole, wherein one side of the lower end portion of the assembly member has a concave portion and a locking portion protruding from the vicinity of the concave portion; The assembly hole has a guide groove long groove for accommodating the locking portion and a locking portion of the locking portion. The embodiment of the invention includes a plate spring. The support member is provided with a - The elastic means is such that the opening element is pulled in the opening direction between the cutting element and the assembled component. In the embodiment of the present invention, the assembled component is in the form of a box, and the inside is provided with an elastic means, and the cutting element is In the embodiment of the present invention, the elastic means installed in the concave portion is a plate spring Λ placed in the concave portion and the other end is movable. In the present embodiment, The elastic means installed in the concave portion is a plate spring having a convex shape in cross section, and the two ends H are placed in the concave portion. In one embodiment of the invention, the elastic means installed in the concave portion is a 201107612 spring It is disposed in a direction intersecting the concave portion, one end of which is disposed on the assembly element, and the other end of the movable end surface is disposed on the concave portion. In one embodiment of the present invention, a transaction machine is configured to utilize the above-described opening device a machine for preventing the means of separation. According to the present invention, the anti-drop mechanism of the opening device according to the present invention is engaged with the engaging portion that is inserted into the assembly hole by the locking portion provided on the leg portion of the assembled component, and is in a normal state. The part cannot be detached from the insertion assembly hole, and therefore, it is possible to effectively prevent the opening device from being dropped or damaged by the opening device such as the original platen having the automatic conveyance of the φ original device. [Embodiment] Reference will be made to the following. BRIEF DESCRIPTION OF THE DRAWINGS A retaining mechanism for an opening device according to a preferred embodiment of the present invention, wherein the same elements will be described with the same reference numerals. A retaining mechanism for an opening device according to a preferred embodiment of the present invention includes An opening device and an insertion assembly hole. The opening device has an assembly element of a single leg shape, and an opening body of the original platen of the original photoconductor which is disposed on a supporting member is rotated by a rotating pin. Inserting the assembly hole means on one side of a device body allows the assembly member of the opening device to be inserted into the insertion hole. Wherein, one side of the lower end portion of the assembly member has a concave portion facing the elastic means and a locking portion protruding from the vicinity of the concave portion; and a portion of the lower portion below the inlet of the insertion assembly hole has a locking portion for receiving the protruding portion from the assembled member. A guide rail of the portion has a long groove and forms an engaging portion that is locked with the locking portion. 201107612 The following is a description of the photocopying machine unit. The embodiment of the present invention can also be applied to a scanner or a printing machine other than a photocopying machine: the invention is widely applied to a photocopier, a scanner, a facsimile machine, and the like. Transaction machine. /Mechanical_Composite machine, etc. The indicator in Figures 1 to 2 refers to a photocopier, an example of a transaction machine. The photocopier A is composed of a device body B''', and a device C is used to make the device body such as the original pressure D open. σ As shown in Fig. 1, the opening device C is formed in a pair of cymbal objects and is disposed at an appropriate interval. This opening device can also be used in combination with other objects. The following is an explanation of one of the same pair of objects. The indication symbol 1# in FIGS. 2 to 5 refers to a foot portion having a single leg shape of the assembled component, and the insertion portion 2 of the leg portion 1 is slightly planarly rectangular with respect to the upper and lower directions above the rear surface of the apparatus body Β. The system can be moved up and down and inserted. The chest 7-piece 1 series cross-section slightly rectangular box 'has a bottom plate la, two side plates ib, lb, front plate le, rear plate If and one disposed on both sides above the bottom plate la The fixed plate portion 1c above the side plates lb, lb, the front plate le and the rear plate If. The leg portion may be a formed product of a synthetic resin such as p〇M, a compressed product or the like, and is not limited herein. The two side plates Id, Id of the cam portion of the fixed cam portion 1c of the foot shank allow the support member 4 to rotate the side plates 4a, 4a back and forth via the intervention of a pivot pin 3. The support member 4 is a case in which a pair of upper plates 4a, 4a are suspended from both sides of an upper plate 4b and a closed plate 4c which is suspended from one end of the upper plate 4b, and a large object 'which can be, for example, sus The metal plate is pressed and processed. The holding portions 4d are respectively provided at the lower side of the side plates 4a, 4a at the inner side of the side plates 4a, 4a, and are cut away from the side plates 4a, 4a by a portion of the holding portions 4d, 4d. Set the assembly board to smash. The damper plate 4c is prevented from being flared outward by pressing the reinforcing portions 4f and 4f which bend the one ends of the both side plates 4a and 4a inward. The box-shaped portion enclosed by the side plates 4a, 4a and the upper plate 4b of the ritual portion 4 is provided as a slidably and one-legged cam splicing member 5 at one end, in the cymbal cam slider 5 The holding portions 4d and 4d can support the lower sides of the floor and prevent falling from the lower side of the support member 4. Further, the support member 4 may be a molded article such as P〇m synthetic resin. In this case, the support member 4 is connected to the portions of the holding portions 4d and 4d, and has a polygonal single leg shape as a whole. An elastic means 6, such as a compression spring, is provided between the cam slider 5 and the blocking plate 4c of the support member 4, and the cam portion 5a of the cam slider φ 5 is pulled toward the cam portion ig side of the fixed cam portion lc. slide. The cam slider 5 and the fixed cam portion lc constitute a cam structure £, and the immediately adjacent cam portions 5a and lg are pressed against each other by the elastic means 6. Further, as indicated by the reference numeral 7, a rocking member constituting the anti-rotation means (not shown in detail) of the supporting member 4 is oscillated by a floor inspection 8, and the side plates 4a, 4a of the supporting member 4 can be shaken. The support pin 8 can be inserted and moved in the arcuate guide groove holes lh, lh provided on the side plates W, Id of the cam portion of the fixed cam portion. Description of the rocking member 7 and its associated components and functions will be omitted herein. The rocking member 7 and the support 201107612 are not necessarily related to the configuration of the present invention, and the guide groove holes lh and lh may be omitted if the rocking member 7 and the branch inspection 8' are omitted. In this case, the leg portion 1 having the assembled 7G member is formed in either a solid shape or a hollow box shape. The detachment preventing mechanism F of the tamping device C of the present invention is constituted by the insertion assembly hole 2 formed in the device body B and having a rectangular shape, and the leg portion 1 of the assembly member having the tamping device C, wherein The insertion assembly hole 2' foot 1 is detachably disposed in the insertion assembly hole. Inserting the assembly hole 2, as shown in FIG. 6, 'is formed by a guide groove 2b' from a portion below the inlet 2a to form an engaging portion 2c, and the leg portion 1 is tied to the lower portion of the leg portion 1 at its lower end portion. A protruding locking portion u is provided in the direction. Further, an elastic means 9 is formed in the inside of the recessed portion li, which is constituted by a spring which is bent outward by the central portion of the inside of the recessed portion li, and is assembled by assembling the assembling screw 9b to assemble the screw 10. The curved portion 9a of the elastic means 9 is generally protruded toward the outer side of the leg portion 1 and immediately adjacent to the inner wall of the insertion hole 2, so that the leg portion 1 is pressed against the side inserted into the assembly hole 2. When the leg portion 1 is inserted into the assembly hole 2, that is, when the device body B device of the device C is opened, the locking portion "and the guide groove 2b, as shown in FIG. 5", are provided with the insertion hole. There is a slight gap between the side and the foot of the engaging portion on the second side. Therefore, as shown in Fig. 13, the upper one is in the original one, and the thick original 11 thick like a book is used.
201107612 方移動使得·壓合板D昇起，再水平地覆201107612 The square movement makes the plywood D rise and then horizontally
的上方，盡可能避免光線從接觸破璃進入 =原稿U 光部（圖未顯示）。此時，往上移動 的露 lj與卡合部2C卡合，即使厚原稿U的厚度較=部 腳部1也無法從插入組裝孔2脫落。 大 或者，使用所謂複合機的情況下 的下方相同設計的裝置本體在開啟的狀態：門 腳部也可以從插入組裝孔卸下，極度有=置的 的原稿壓合板D落下。 止衫印機一側 部1的+ ^ 板D時’如圖8⑻所示，因設置於聯 部1J·與設置於插入組裝孔2的卡人％ 2 腳部1往卡人邮，… 町° # 2c卡合，將 下端部往卡I…甲時，抵抗彈性手段9的彈力，腳部！的 1，腳部1可口從1侧移動，如圖8(c)所示，藉由傾斜腳部 從上方拔出。Λ入組裳孔2脱落，如圖8⑷所示，腳部1可 U反侧的圓弧立t藉由設置一與腳部1的下端部的卡止部 接著备认，可使得更順暢地脫卸。 前面步驟相：拔出的腳部1再次插入插入組装孔2時，與 插入組装孔t傾斜腳部1先將設置卡止部1j的-侧插入 往卡合部2e、放入卡止部U於導軌長溝2b時，將腳部1 卡合部ic :的〜側押下，因抵抗設置於插入組裝孔2的 Ik的部分々的彈性手段9，腳部1回復至原仅置，圓弧部 刀驭入插入組裝孔2。在此，藉由將腳部〗往下方 201107612 ’如圖 押下，腳部i於插人組裝孔2内落下即可完成裝置 5及圖8(a)所示。 圖9係關於上述本實例施！中設置於腳部i的凹邻^ 内的彈性手段其他實施例。如圖9所示，有關本實施例的 彈性手段15呈-平面凸形，其兩端具有插人組裳孔⑸、 Ha。因此，藉由在腳部！的凹部u内以組裝螺絲組裝（圖 未顯示），構成凸部15b的部分從凹部π些許突出。卡止 部的設置位置及形狀與先前的實施例丨相同。 圖1〇係顯示關於實例施1中腳部〗的凹部u面對設 置彈性手段其他實齡卜如圖1G所示，與設置於腳部Μ 的凹部16a垂直的方向上的彈性手段17，其一端以組裝螺 絲18組裝’彈性手段17可活動的一端侧係由凹部恤往 外侧突出些許。 ^又，以上各實施例中，設置一構成防脫機構的彈性手 段於腳部係可經由組裝螺絲外其他大眾所知的組裝方法 而達成。 彈性手段17係設置於凹部16a上部的組裝凹部19， 除了可活動的一端外，皆不由腳部丨往外侧突出。卡止部 的位置大小及形狀與實施例1相同。另外，因開闔 裝置的其他構成與實施例1相同，在此省略說明。 圖11係顯示本發明之開闔裝置的防脫機構方法的其 他實施例。如圖u所示，設置於腳部20的凹部20a内不 具有彈性手段，卡止部20b的構成與實施例〗相同，依此 亦可達到本發明的目的 201107612 圖12係顯示開闔裝置其他實施例。實施例1中，將 支撐元件4往原稿壓合板的開啟方向牵彳丨的彈性手段係裝 置於支撐元件4的-侧，而如圖12所示，實施例5的開 閨裝置G係由兼具組裝元件的腳部21構成於盒狀，内部 具有壓縮彈簧（ec)il spring)的彈性手段22，於彈性手 丰又22的上端部覆蓋著一滑件23，接觸滑件23的上面，並 設置凸輪部24a於支撐元件24的一侧。 依此構成的開闔襄置G亦可實施本發明，腳部2]的下端 • 部一侧具有與實施例1相同的構造的一凹部21a、卡止部21b 及彈性手段25。因此，以防脫機構F的作用效果係與實施例 1相同。 本發明如上述的構成，簡單地利用具昇降功能的開閨裝置 的構成，使得兼具組裝元件的單腳形狀的腳部不輕易從插入組 裝孔掉落，因此，特別係適合應用於影印機單體或包含影印機 的複合機等事務機器的原稿壓合板開闔裳置 φ «上料僅為舉靠，而非為限概未脱離 本發明之精神與範嘴，而對其進行之等效修改或變更，均 應包含於後附之申請專利範圍中。 【圖式簡單說明】 圖1為顯示本發明一實施例之影印機的概略平面圖； 圖2為顯示本發明之單腳型且具昇降功能的原稿壓合 板開闔裝置的防脫機構之構成的側剖面圖； 13 201107612 圖3為本發明之原稿壓合板開闔裝置單體的侧面圖； 圖4為圖3所示之原稿壓合板開闔裝置的背面圖； 圖5為圖3所示之原稿壓合板開闔裝置單體的側剖面 圖； 圖6為裝置於裝置本體一侧的插入組裝孔的斜視圖； 圖7(a)及圖7(b)分別為顯示本發明之開闔裝置的防脫 機構的板發條的正面圖及平面圖； 圖8為顯示說明本發明之開闔裝置的防脫機構的動作 的說明圖：（a)顯示昇起動作前的狀態；（b)顯示昇起狀態； (c)顯示脫卸時的狀態；（d)顯示脫卸後的狀態； 圖9(a)及圖9(b)分別為顯示本發明之開闔裝置的防脫 機構的板發條其他實施例的正面圖及平面圖； 圖10(a)及圖10(b)分別為顯示本發明之開闔裝置的防 脫機構其他實施例的背面圖及左側面圖； 圖11(a)及圖11(b)分別為顯示本發明之開闔裝置的防 脫機構其他實施例的主要部位的背面圖及左侧面圖； 圖12為顯示本發明之開闔裝置的防脫機構其他實施 例的侧剖面圖；以及 圖13為說明本發明之開闔裝置的防脫機構的動作的 說明圖。 【主要元件符號說明】 A :影印機 B:裝置本體 14 201107612 C、G:開闔裝置 D :原稿壓合板 E:凸輪裝置 F:防止脫卸裝置 a、b :空隙 1、16、21 :腳部 la :底板 lb :兩側板 lc :固定凸輪板 Id :凸輪兩側板 le :前部板 1 f ·後部板 lg、5a、24a :凸輪部 lh :導軌孔 li、 16a、20a、21a :凹部 lj、 16b、20b、21b :卡止部 lk :圓弧部 2:插入組裝孔 2a :入口 2b :導軌長溝 2c :卡合部 3 :轉軸銷 4、24 :支撐元件 4a :兩側板 15 201107612 4b .上板 4c :閉塞板 4d :抱持部 4e :組裝板 4f :補強板 5:凸輪滑件 6、9、15、17、22、25 :彈性手段 7 :搖動元件 8 :支撐栓 9a :彎曲部 9b :組裝孔 10、18 :組裝螺絲 11 :厚原稿 12 :玻璃接觸 15a :組裝孔 15b :凸部 19 :組裝凹部 20 :組裝腳部 滑件 23Above, try to avoid light from entering the broken glass into the original U-light section (not shown). At this time, the upward movement lj is engaged with the engaging portion 2C, and even if the thickness of the thick original U is smaller than the portion of the leg portion 1, it cannot be detached from the insertion assembly hole 2. Large or smaller, in the case where a so-called multifunction peripheral is used, the apparatus body of the same design under the lower state can be opened: the door and the leg portion can also be detached from the insertion assembly hole, and the document pressing plate D which is extremely placed can be dropped. As shown in Fig. 8 (8), as shown in Fig. 8 (8), the card holder of the one side of the card-receiving machine 1 is attached to the card 1% of the card 1 of the insertion hole 2, and the card is mailed to the card. ° # 2c Engage, the lower end to the card I...A, resist the elastic force of the elastic means 9, the foot! 1, the foot 1 is deliciously moved from the 1 side, as shown in Fig. 8(c), and is pulled out from above by tilting the foot. When the insertion hole 2 is detached, as shown in Fig. 8 (4), the arc 1 on the opposite side of the leg portion 1 can be detached by providing a locking portion with the lower end portion of the leg portion 1 to make the detachment smoother. . In the previous step, when the extracted leg 1 is inserted into the insertion hole 2 again, the side of the locking portion 1j is inserted into the engaging portion 2e and inserted into the locking portion 1 with the insertion of the assembly hole t. When the portion U is in the guide long groove 2b, the side portion of the leg portion 1 engaging portion ic is pushed down, and the leg portion 1 is returned to the original position only by the elastic means 9 which is provided in the portion of the Ik inserted into the assembly hole 2. The arc knife is inserted into the assembly hole 2. Here, the device 5 and the figure 5(a) are completed by lowering the foot portion to the lower side 201107612' as shown in the figure, and the foot i is dropped in the insertion hole 2. Figure 9 is related to the above example! Other embodiments of the elastic means disposed in the concave portion of the foot i. As shown in Fig. 9, the elastic means 15 of the present embodiment has a --plane convex shape, and both ends thereof have insertion holes (5), Ha. So by the feet! The concave portion u is assembled by an assembly screw (not shown), and a portion constituting the convex portion 15b protrudes slightly from the concave portion π. The installation position and shape of the locking portion are the same as those of the previous embodiment. Fig. 1 shows an elastic means 17 in a direction perpendicular to the concave portion 16a provided in the leg portion 凹, as shown in Fig. 1G, with respect to the concave portion u of the foot portion of the example application 1, which is disposed in the direction perpendicular to the concave portion 16a of the foot portion. One end is assembled with the assembly screw 18. The movable end side of the elastic means 17 is slightly protruded outward from the concave shirt. Further, in the above embodiments, the provision of an elastic means constituting the detachment prevention mechanism to the foot portion can be achieved by an assembly method known to the public other than the assembly screw. The elastic means 17 is an assembly recess 19 provided in the upper portion of the recessed portion 16a, and is not protruded outward from the leg portion except for the movable end. The position and shape of the locking portion are the same as in the first embodiment. The other configuration of the opening device is the same as that of the first embodiment, and the description thereof is omitted here. Fig. 11 is a view showing another embodiment of the method of preventing the detachment mechanism of the tamping device of the present invention. As shown in Fig. u, the recess 20a provided in the leg portion 20 does not have an elastic means, and the configuration of the locking portion 20b is the same as that of the embodiment, and accordingly, the object of the present invention can be achieved. 201107612 Example. In the first embodiment, the elastic means for pulling the supporting member 4 toward the opening direction of the original pressing plate is disposed on the side of the supporting member 4, and as shown in Fig. 12, the opening device G of the embodiment 5 is The leg portion 21 having the assembled component is formed in a box shape, and has an elastic means 22 having a compression spring (ec) il spring therein. The upper end portion of the elastic hand 22 is covered with a slider 23 for contacting the upper surface of the slider 23. The cam portion 24a is disposed on one side of the support member 24. According to the opening device G configured as described above, the lower end portion of the leg portion 2] has a concave portion 21a, a locking portion 21b, and an elastic means 25 having the same structure as that of the first embodiment. Therefore, the effect of the detachment prevention mechanism F is the same as that of the first embodiment. According to the configuration of the present invention, the configuration of the opening device having the lifting function is simply used, so that the leg portion of the one-legged shape of the assembled component is not easily dropped from the insertion assembly hole, and therefore, it is particularly suitable for use in a photocopier. The original mandrel of a transaction machine such as a single unit or a multifunction machine including a photocopier is opened and placed. φ «The feeding is only a matter of lifting, and not limited thereto, without departing from the spirit and the mouth of the present invention. Equivalent modifications or changes shall be included in the scope of the appended patent application. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic plan view showing a photocopier according to an embodiment of the present invention; FIG. 2 is a view showing a configuration of a detachment prevention mechanism of a documentary plate opening device of a single-leg type with a lifting function of the present invention. 3 is a side view of the opening device of the original plywood of the present invention; FIG. 4 is a rear view of the opening device of the original plywood shown in FIG. 3; FIG. 6 is a perspective view showing the insertion hole of the original plate of the original plate; FIG. 6 is a perspective view showing the insertion hole of the device on the side of the device; FIGS. 7(a) and 7(b) are respectively showing the opening device of the present invention. FIG. 8 is an explanatory view showing the operation of the detachment preventing mechanism of the opening device of the present invention: (a) shows the state before the raising operation; (b) shows (c) showing the state at the time of detachment; (d) showing the state after detachment; FIGS. 9(a) and 9(b) are respectively showing the spring of the detachment prevention mechanism of the opening device of the present invention Front view and plan view of other embodiments; Figures 10(a) and 10(b) are respectively showing the present invention Rear view and left side view of other embodiments of the retaining device of the opening device; FIGS. 11(a) and 11(b) are rear views showing main parts of other embodiments of the retaining device of the opening device of the present invention, respectively Figure 12 is a side cross-sectional view showing another embodiment of the detachment prevention mechanism of the tamping device of the present invention; and Figure 13 is an explanatory view for explaining the operation of the detachment prevention mechanism of the tamping device of the present invention. [Description of main component symbols] A: Photocopier B: Device body 14 201107612 C, G: Opening device D: Original platen E: Cam device F: Preventing detachment device a, b: Void 1, 16, 21: Foot La: bottom plate lb: two side plates lc: fixed cam plate Id: cam side plates le: front plate 1 f · rear plate lg, 5a, 24a: cam portion lh: rail holes li, 16a, 20a, 21a: recess lj, 16b, 20b, 21b: locking portion lk: circular arc portion 2: insertion assembly hole 2a: inlet 2b: guide rail long groove 2c: engagement portion 3: rotation shaft pin 4, 24: support member 4a: both side plates 15 201107612 4b . Plate 4c: blocking plate 4d: holding portion 4e: assembling plate 4f: reinforcing plate 5: cam slider 6, 9, 15, 17, 22, 25: elastic means 7: rocking member 8: support pin 9a: curved portion 9b : Assembly hole 10, 18: Assembly screw 11: Thick original 12: Glass contact 15a: Assembly hole 15b: Projection 19: Assembly recess 20: Assembly foot slider 23