200917939 九、發明說明： 【發明所屬之技術領域】 ㈨本發明是有關於-種可替換健存單元的電腦機殼及電 腦裝置肖別疋才曰-種可替換多種規格儲存單元的電腦機 殼及電腦裝置。 【先前技術】 現行使用的電腦系統中，儲存容量大且讀寫快速的硬 =碟機㈤rd Disk’簡稱硬碟）絕對是不可或缺的元件 般而言’硬碟通常是固定於一電腦主機内且無法隨意 2替換。’然而’為了應用上的方便，以使電腦主機可以替 換大量資料’因此’市面上已有所謂的抽取式硬碟盒。 …抽取式硬碟盒包含—硬碟埠及至少―硬―。硬碟蜂 通常安裝於電腦主機的一 5.25英叶的外接槽中，並包括一 連接座的電路板，電路板以-傳輸線及-電源線分 、接至屬於電腦系統的-主機板及—電源供應器。硬碟 :可容置固定一硬碟並包括一連接元件，連接元件以另一 專輸線及另一電源線連接硬碟。 上述之硬碟E可穿伸組接於硬碟埠中，當其中一硬碟 匿與硬碟埠組接時，硬碟㈣連接元件連結硬碟埠的連接 f ’使硬碟能獲取電源供應器的電力，並能透過硬碟璋的 電路板將電子訊號傳輸至主機板。 進如上所述’習知的抽取式硬碟盒具有二大缺點有待改 —、由於硬碟1^大多只適用於固定規格的硬碟（如3.5 200917939 央才硬碟）’因此使用者只能準料多個硬碟㈣以替換不 同的3.5英对硬碟。然而’目前市面上亦有體積較小的不同 規格硬碟，如2.5英对及18英对硬碟，上述硬碟的發敎量 低、空間利用率高而效能亦有一定的水準，硬碟匿若要安 裝此類型硬碟’必須另行加裝轉接板’以使硬碟確實地固 定於硬碟ϋ中，安裝上並不方便。 ' — 對於需要使用大量硬碟的電腦伺服主機而言， 文裝多個硬碟埠搭配多個硬碟㈣確可滿足彈性化的要求 二然而’若-次㈣換多顆硬碟，則必須花f較多時間逐 替換。和第一點相同，電腦伺服主機也難以替換不同規 格的硬碟。 _為改進上述之缺點，使得電腦主機可以有效率地替換 不同規格的硬碟，因此，有必要尋求解決之道。 【發明内容】 因此’本發明之首要目的’即在提供一種可替換多種 規格儲存單元的電腦機殼。 於疋，本發明可替換多種規格儲存單元的電腦機殼， 適用於替換複數不同規袼之儲存單元組，每一儲存單元組 包括硬數儲存單元，電腦機殼包含一主要模組及複數抽取 模、、且±要权組包括一第一殼體及一設於第一殼體内之連 接座。該等抽取模組供可替換地選擇其中一抽取模組插伸 於主要核組中，每一ϋ而P 4 A t 母抽取杈組包括一固定其中一儲存單元 組之第二殼體、一電連接儲存單元組的背板單元，及一電 連接背板單元的連接單元，每一抽取模組可相對於主要模 200917939 '、且；-組合狀態及一非組合狀態間變換。在非組合狀態時 ’抽取模組遠離主要模、组，在組合狀態#，抽取模組完全 穿伸於主要拉組中，且抽取模組之連接單元電連接主要模 組之連接座。 另外，本發明之另一目的，即在提供一種可替換多種 規格館存單元的電腦裝置。 ;疋本發明可替換多種規格儲存單元的電腦裝置， 包含，數儲存單元組、一主要模組及複數抽取模組。每一 儲存單元組包括複數館存單元。主要模組包括—第一殼體 及°又於第體内之主機板單元。該等抽取模組供可替 換地選擇其中一抽取模組插伸於主要模組中，每一抽取模 I括固定其中一儲存單元組之第二殼體、一電連接儲 存早7G組的背板單元，及一電連接背板單元的連接單元， 每-抽取模組可相對於主要模組於一組合狀態及一非組合 狀態間變換。在非組合狀態時，抽取模組遠離主要模組， 且口狀g時’抽取模組完全穿伸於主要模組中，且抽取 模、卫之連接單元電連接主要模組之主機板單元。 本㈣利用更換不同的抽取模組更換不同的儲存單元 確實可以達到快速更換的功效，也不必為因應需求開 發專門▲適用於不同規格之儲存單元組的電腦機殼及電腦裝 置，有效節省開發成本與購置費用。 【實施方式】 ^ 有關本& a月之刖述及其他技術内容、特點與功效 以下配合參考圖式之一個較佳實施例的詳細說明中，將可 200917939 清楚的呈現。 參閱圖1，本發明可替換多鞴楨执 - 裝置之較佳„… '夕種規格儲存早兀11的電腦 組i — K ，適用於替換複數不同規格之儲存單元 施例中母—儲存單元組1包括複數儲存單元11。在本較佳實 是電腦裝置屬於-種機架式飼服器，機架式飼服器 職照統一標準設計的伺服器産品，用以配合— 少佔用不）安裝。機架式飼服器的特色在於盡可能減 腦機房空間並同時有效地節約電力’對於需要建置電 的選=的公司及企業而言，使用機架式伺服器是最具效益 ^ °然而，本發明之電腦裝置並不只限妓機架式飼 态’也可以S用一般的塔式電腦主機。 望另外，儲存單元U可為3.5英忖' 25英时或18英忖 矣不同規格的硬式磁碟機（簡稱硬碟），而儲存單元組【代 、數個由同-種規格的硬碟所組成的硬式磁碟機組。為增 ^系統效能、穩定度及安全性，伺服器常安裝多個相同規 的硬碟以組成磁碟陣列（Redundant Array 〇fInexpensive ves RAID)，儲存單元組！可視為一組成磁碟陣列所需 之多個儲存單元11的組合。在本較佳實施例中，用以說明 的儲存單it組1包括二個儲存單元u，該二儲存單元u都 是3.5吋的硬碟。 本f明之電腦裝置包含：一主要模組2、複數抽取模組 3及-盍板4。其中為方便說明，圖i所示的電腦裝置只揭 示其中一抽取模組3。 主要模組2固設於上述機櫃中，主要模組2包括一金 200917939 屬製的第一殼體21、複數定位件22、二第一限位件23及 »又於第一设體21内之主機板單元24。第一殼體21具有 一基板211及二由基板211二側向上延伸之側壁212。定位 件22分別沿側壁212間隔設置，而第一限位件23分別設 於側壁212的内側面且鄰近於主機板單元％的前緣二端， 第一限位件23具有一弧形勾槽23〇，弧形勾槽23〇具有相 反之一非固定端231及一固定端232 〇另外，主機板單元 24的前緣具有一具有複數針腳241的連接座24〇。 參閱圖1、2 ’可從該等抽取模.组3中可替換地選擇其 中一抽取模組3插伸於主要模組2中。每一抽取模組3包 括第一设體31、二第二限位件32、一背板單元33，及一 連接早7L 34。第二殼體31具有框架結構用以固定儲存單元 組1並更具有一底板311及二自底板311二側緣向上延伸的 側壁312，側壁312具有-可與主要模組2之定位件22相 配合的滑槽部313及-限位部314。第二限位件32分別固 設於限位部314的外侧面，每一第二限位件32具有一樞轉 4 321、一相反於樞轉部321的扳動部322，枢轉部Μ〗具 有-樞轉軸323並形成-凸柱324。操作扳動部322可使第 二限位件32相對於限位部314於—固定位置及—非固定位 置間以枢轉軸323為旋轉中心枢轉。在非固定位置時，凸 柱324與樞轉軸323沿側壁312延伸方向平行排列。在固 疋位置時，凸柱324則移動至樞轉軸323的下方。 背板單it 33設於儲存單元組！的後方並具有複數傳輸 線（圖未示）及複數電源線（圖未^)，傳輸線及電源線分 200917939 別連接儲存早兀u，電源 m油 米用以輪达電源至儲存單元11， 而傳輸線用以傳送儲存單 、查垃1的電子訊號至連接單元34。 連接^34 d第—殼體31後側緣且連接背板單元33， 插接Π具有複數向後方延伸的針腳341，針腳341可 插接於主要模組2的主機 、請户… 的主機板早凡24的連接座24〇,用以接 通儲存早兀組1及主機、;^ g - ^ “ 栻板早兀24間的電子訊號傳遞。 在本較佳實施例中 _ 換、、且3之第二殼體3 1可容置 固疋一個3.5英时的儲存單开 4 , e 早兀11所組成的儲存單元組1， >閱圖4，在另一抽取模組3 扪声、細態樣中，第二殼體31 可谷置固定六個2.5英吋的儲左_ .,褚存早兀11所組成的儲存單元 組1。另外，參閱圖2、4， %胳裝置更包含一固設於第二 设體31上之光碟機單元5 ,A ^ 固§又於第二殼體31外壁之 外部裝置連接插槽6。其中， ^ 九碟機早兀5可以是CD光磾 機或DVD光碟機等，伸是# '、 ,,、 疋並不限於此。外部裝置連接插槽 6為一通用串列匯流排^ ^ rSal Senal Bus，USB)的插 槽，但也不限於此，也可以— . \ 人綠Q Firewire，又避 IEEE1394)裝置的插槽。 抽取杈、，且3可相對於主要模組2於 一組合狀態及一非組合狀態間變換。 參閱圖2,在非組合狀態時，抽取模組3遠離主要模植 2且弟二限位件32位於非Μ位置。使用者可視實際應用 狀況選擇適當的抽取模組3，例 丨J如右要較南效能，可選擇 ”中ι括-個3.5夬忖及每分鐘轉速達15则轉的儲存單 元U所組成的儲存單元、组1。若要較高穩定性及安全性， 10 200917939 可選擇如圖4所示之另_包括六㈤25英忖及每 5400轉的儲存模組n所組成的儲存單元組卜刀里^ :閱圖：'5,在組合狀態時’抽取模組3完全穿伸於 :::…主要模組2的定位件22分別穿伸於抽取模 ，且的弟一殼體31的側壁312的滑 3之連接單元34連接主要模組％槽機反抽取模組 幻王機扳早το 24的連接座 鳩，另外，抽取模組3的第二限位件32的樞轉部321的 凸柱似係穿伸於主要模組2的第—限位件23的弧形勾槽 23〇的非固定端231。此時，雖然抽取模組3與主要模組2 組^為-，但是尚未行固參閱圖3、6,因此，可操 作第二限位件32的扳動部322’使凸柱似由弧形勾槽 230的非固定端231滑移至固定端232,以令第二限位件32 由非固疋位置轉動至固定位置。要特別說明的是，雖然在 本較佳實施射制第—限位件23及第二限位件32料 决速固定的功效，但其實施方式並不限於此，也可其他方 式固定。 參閱圓3，在組合狀態時電腦裝置始可正常運作，在運 作情況中’電腦裝置的—電源供應器（圖未示）透過主機 板早70 24的連接座240將電力經由連接單元34及背板單 元33傳輸至每一儲存單元n，儲存單元n的電子訊號則 透過背板單元33傳輸至連接單元34再透過連接座24〇傳 輸至主機板單元24之一用以接收電子訊號的晶片組（圖未 示）。 參閱圖1 ’蓋板4是於組合狀態時，固定組設於抽取模 200917939 組3及主要模組2的上方，由 發明之重點，因此不再贅述。 於蓋板4的固定方式並非本 特⑺說明的是，本發明也可以電腦機殼的態樣實施 ’當以電腦機殼的態樣實施及販售冑，不包含主機 4儲存單几組1之儲存單元11、光碟機單元5， =埠裝置連接插槽6 #，❹者視其需求另行選擇及購 ^的上述組件’―樣能達到本發明所欲達成的功效。 社人綜上所述’透過選取不同的抽取模組3與主要模組2 確實可以快速地依據需求置換適當的儲存單元組1。 取模組3若搭配建置光碟機模組5及外部裝置連 接插槽6(還可以依據需求安裝其他裝置），可使得儲存單 二、且1柄機模組5及外部裝置連接插槽6適當地搭配組 δ以滿足應用上的需求。 惟以上所述者，僅為本發明之較佳實施例而已，當不 此以此限定本發明實施之範圍，即大凡依本發明巾請專利 耗圍及發明說明内容所作之簡單的等效變化與修飾，皆仍 屬本發明專利涵蓋之範圍内。 【圖式簡單說明】 圖1疋一立體分解圖，說明本發明之可替換多種規格 儲存單元的電腦裝置的較佳實施例； 圖2是一立體圖，說明較乒宭Α 牧貫％例之一抽取模組相對 於一主要模組為一非組合狀態； 圖3是一立體圖，說明較伟森 佳只施例之抽取核組相對於 主要模組為一組合狀態； 、 12 圖4是一立體圖，說明較 圖5 e v 貧轭例之另一抽取模組； 件相對於第1減心 ^|施狀—第一限位 弟一限位件位於—非固定位置； 圖 6 3 ,, ^ 位件 疋—類似圖5的視圖，說明較佳實施例之第一限 目野於第二限位件位於一固定位置。 \ 200917939 13 200917939 【主要元件符號說明】 1…… …·儲存單元組 311… ----底板 11 "... •…儲存單元 312… •…側壁 2…… •…主要模組 313… …·滑槽部 21 ···. •…第一殼體 314… •…限位部 211… ----基板 32··... …·第二限位件 212… •…側壁 321 ··· •…樞轉部 22·.... •…定位件 322… •…扳動部 23 … •…第一限位件 323… •…樞轉軸 230… •…弧形清槽 324… …·凸柱 231 ··· •…非固定端 33 •.… •…背板單元 232… •…固定端 34•…. •…連接單元 24…… •…主機板單兀 341 ··· •…針腳 240… •…連接座 4 ....... •…蓋板 241… •…針腳 5…… …·光碟機單元 3 ....... •…抽取模組 6 ....... •…外部裝置連接插 31…… •…第二殼體 槽 14200917939 IX. Description of the invention: [Technical field to which the invention pertains] (9) The present invention relates to a computer case and a computer device for a replaceable health storage unit, and a computer case capable of replacing a plurality of storage units of various specifications And computer equipment. [Prior Art] In the current computer system, the storage capacity is large and the read/write speed is fast. The hard disk drive (five) rd Disk (referred to as the hard disk) is definitely an indispensable component. The hard disk is usually fixed to a computer host. It is not possible to replace 2 at will. 'However, 'for the convenience of application, the host computer can replace a large amount of data'. Therefore, there is a so-called removable hard disk case on the market. ...the removable hard drive contains - hard drive and at least "hard". The hard disk bee is usually installed in a 5.25-yin external slot of the computer mainframe, and includes a circuit board of the connecting base. The circuit board is connected to the motherboard and the power supply of the computer system by the transmission line and the power line. Supply. Hard disk: A hard disk can be accommodated and includes a connecting component, and the connecting component is connected to the hard disk by another power transmission line and another power cable. The hard disk E can be connected to the hard disk in a hard disk. When one hard disk is connected to the hard disk, the hard disk (four) connecting component connects the hard disk to the hard disk, so that the hard disk can obtain power supply. The power of the device can be transmitted to the motherboard through the hard drive's circuit board. As mentioned above, the conventional removable hard disk case has two major drawbacks to be changed. Since the hard disk 1^ is mostly only applicable to fixed-size hard disks (such as 3.5 200917939), users can only Expect multiple hard drives (four) to replace different 3.5-inch hard drives. However, there are also smaller hard drives of different sizes on the market, such as 2.5-inch and 18-inch hard drives. The hard disk has a low volume, high space utilization and a certain level of performance. If you want to install this type of hard disk, you must add an adapter plate to make the hard disk securely fixed in the hard disk. It is not convenient to install. ' — For a computer server that requires a large number of hard disks, the paper has multiple hard disks and multiple hard disks (four). It can meet the requirements of flexibility. However, if you want to change multiple hard disks, you must Spend more time to replace. As with the first point, it is difficult for a computer server to replace a hard disk of a different specification. _ In order to improve the above shortcomings, the host computer can efficiently replace different sizes of hard disks, so it is necessary to find a solution. SUMMARY OF THE INVENTION Therefore, the 'primary object of the present invention' is to provide a computer casing that can replace a plurality of storage units of various specifications. In the present invention, the computer casing can replace a plurality of storage units, and is suitable for replacing a plurality of storage unit groups of different specifications. Each storage unit group includes a hard number storage unit, and the computer casing includes a main module and a plurality of extraction units. The mold, and the weight group includes a first housing and a connecting seat disposed in the first housing. The extraction modules are alternatively selected to be inserted into the main core group, and each of the P 4 A t female extraction groups includes a second housing that fixes one of the storage unit groups, The backplane unit of the storage unit group is electrically connected, and the connection unit of the backplane unit is electrically connected. Each of the extraction modules can be changed with respect to the main mode 200917939', and the combination state and a non-combination state. In the non-combined state, the 'extraction module is far away from the main mode and group. In the combined state #, the extraction module is completely penetrated in the main pull group, and the connection unit of the extraction module is electrically connected to the connection block of the main mode group. Further, another object of the present invention is to provide a computer device that can replace a plurality of specifications of a library unit. The computer device of the present invention can replace a plurality of storage units, including a plurality of storage unit groups, a main module and a plurality of extraction modules. Each storage unit group includes a plurality of storage units. The main module includes a first housing and a motherboard unit in the first body. The extraction modules are alternatively selected to be inserted into the main module, each of the extraction modules 1 includes a second housing that fixes one of the storage unit groups, and an electrical connection stores the back of the early 7G group. The board unit, and a connecting unit electrically connected to the backboard unit, each of the extracting modules can be changed between a combined state and a non-combined state with respect to the main module. In the non-combined state, the extraction module is away from the main module, and the extraction module is completely penetrated into the main module when the mouth is g, and the extraction module and the connection unit of the connection are electrically connected to the main board unit of the main module. (4) Replacing different storage units with different extraction modules can really achieve the effect of rapid replacement, and it is not necessary to develop special ▲ computer casings and computer devices suitable for storage unit groups of different specifications to effectively reduce development costs. With the purchase cost. [Embodiment] The description of the present invention and other technical contents, features and effects will be clearly described in the following description of a preferred embodiment of the reference drawings. Referring to FIG. 1, the present invention can replace the multi-station-device's preferred „...-------------------------------------------------------------- Group 1 includes a plurality of storage units 11. In this preferred embodiment, the computer device belongs to a rack-type feeding device, and the server product of the rack-type feeding machine uniform standard is designed to cooperate with - less occupation) Installation. The rack-type feeder is characterized by minimizing the space of the brain room and saving electricity at the same time. For companies and companies that need to build electricity, the use of rack servers is the most effective ^ ° However, the computer device of the present invention is not limited to the rack-type feeding state. It is also possible to use a general tower type computer host. In addition, the storage unit U can be 3.5 inches 25 25 inches or 18 inches. The size of the hard disk drive (referred to as the hard disk), and the storage unit group [generation, a number of hard disk units consisting of the same type of hard disk. To increase system efficiency, stability and security, servo Many hard disks of the same gauge are often installed A Redundant Array (Infrared Array RAID), a storage unit group can be regarded as a combination of a plurality of storage units 11 required to form a disk array. In the preferred embodiment, the storage unit is illustrated. The group 1 includes two storage units u, which are 3.5-inch hard disks. The computer device of the present invention comprises: a main module 2, a plurality of extraction modules 3 and a seesaw 4. For convenience The computer device shown in FIG. 1 only discloses one of the extraction modules 3. The main module 2 is fixed in the cabinet, and the main module 2 includes a first housing 21 made of gold 200917939, a plurality of positioning members 22, The first limiting member 23 and the main board unit 24 in the first housing 21. The first housing 21 has a substrate 211 and two side walls 212 extending upward from the two sides of the substrate 211. The positioning members 22 are respectively The sidewalls 212 are spaced apart from each other, and the first limiting members 23 are respectively disposed on the inner side surface of the side wall 212 and adjacent to the front end two ends of the motherboard unit %. The first limiting member 23 has an arcuate groove 23〇, curved. The hook slot 23 has one of the opposite non-fixed ends 231 and a fixed end 232 〇 In addition, the front edge of the motherboard unit 24 has a connector block 24 having a plurality of pins 241. Referring to Figures 1, 2', one of the extraction modules 3 can alternatively be selected from the extraction module 3 In the main module 2, each of the extraction modules 3 includes a first installation body 31, two second restriction members 32, a backplane unit 33, and a connection early 7L 34. The second housing 31 has a frame structure for The fixed storage unit group 1 further has a bottom plate 311 and two side walls 312 extending upward from the two side edges of the bottom plate 311. The side wall 312 has a sliding groove portion 313 and a limit position that can cooperate with the positioning member 22 of the main module 2. Part 314. The second limiting members 32 are respectively fixed on the outer side surfaces of the limiting portions 314. Each of the second limiting members 32 has a pivoting portion 321 and a pivoting portion 322 opposite to the pivoting portion 321 . Having a pivot axis 323 and forming a stud 324. The operation of the pivoting portion 322 causes the second limiting member 32 to pivot relative to the limiting portion 314 with the pivoting shaft 323 as a center of rotation between the fixed position and the non-fixed position. In the non-fixed position, the studs 324 and the pivot shaft 323 are arranged in parallel along the direction in which the side walls 312 extend. In the solid position, the stud 324 is moved below the pivot shaft 323. The back panel single it 33 is set in the storage unit group! The rear has a plurality of transmission lines (not shown) and a plurality of power lines (not shown). The transmission lines and power lines are divided into 200917939. The power supply is used to power the storage unit 11 and the transmission line. The electronic signal for transmitting the storage list and the check 1 is connected to the connection unit 34. The rear side edge of the first housing 31 is connected to the back panel unit 33, and the plug housing 341 has a plurality of stitches 341 extending rearward. The pins 341 can be plugged into the main board of the main module 2, the motherboard of the user... The connector 24 of the Fanfan 24 is used to connect and store the early group 1 and the host, and ^ g - ^ "the electronic signal transmission of the front panel 24". In the preferred embodiment, _ change, and The second housing 3 1 of 3 can accommodate a storage unit group 1 composed of a 3.5-inch storage single opening 4, e early 11; >> Figure 4, in another extraction module 3 In the fine form, the second casing 31 can fix six storage tanks of two 2.5 inches, and store the storage unit group 1 composed of 11 early. Further, referring to Figures 2 and 4, the apparatus of the apparatus Further, the optical disc drive unit 5 is fixed to the second housing 31, and the external device is connected to the external device of the second housing 31 to the slot 6. Among them, the nine-disc machine can be a CD. The optical machine or the DVD player, etc., is not limited to this. The external device connection slot 6 is a universal serial busbar ^^rSal Senal Bus, USB) slot, but also not limited to , can also be - \ \ Green Q Firewire, and avoid IEEE1394) device slot. Extract 杈, and 3 can be changed between the combined state and a non-combined state with respect to the main module 2. Referring to Figure 2, In the non-combined state, the extraction module 3 is away from the main mold 2 and the second limit member 32 is located at the non-Μ position. The user can select an appropriate extraction module 3 according to the actual application condition, for example, if the right is more south, You can select the storage unit and group 1 consisting of a storage unit U with a volume of 3.5 inches and a rotation speed of 15 revolutions per minute. For higher stability and safety, 10 200917939 can choose the storage unit set consisting of six (five) 25 inches and every 5400 revolutions of storage module n as shown in Figure 4: '5, in the combined state' the extraction module 3 is completely worn over:::...the positioning members 22 of the main module 2 respectively extend through the extraction mold, and the connection of the sliding side 3 of the side wall 312 of the housing 31 is The unit 34 is connected to the connecting block of the main module % slot machine anti-extraction module, and the protruding portion of the pivoting portion 321 of the second limiting member 32 of the extracting module 3 is similarly stretched. The non-fixed end 231 of the arcuate hook groove 23 of the first limit member 23 of the main module 2. At this time, although the extraction module 3 and the main module 2 are ^, but have not yet been fixed to refer to Figures 3 and 6, the trigger portion 322' of the second limiting member 32 can be operated to make the stud resemble an arc. The non-fixed end 231 of the hook groove 230 is slid to the fixed end 232 to rotate the second limit member 32 from the non-fixed position to the fixed position. It should be particularly noted that although the first and second limiting members 23 and the second limiting member 32 are fixed in the preferred embodiment, the embodiment is not limited thereto, and may be fixed in other manners. Referring to circle 3, the computer device can be normally operated in the combined state. In the operation, the computer device-power supply (not shown) transmits power through the connection unit 34 and the back through the connector 240 of the motherboard 70 The board unit 33 is transmitted to each storage unit n, and the electronic signal of the storage unit n is transmitted to the connection unit 34 through the backplane unit 33 and then transmitted to the chipset of one of the motherboard units 24 for receiving the electronic signal through the connection base 24 (not shown). Referring to Fig. 1 ' when the cover plate 4 is in the combined state, the fixed group is set above the extraction mode 200917939 group 3 and the main module 2, which is the focus of the invention, and therefore will not be described again. The fixing method of the cover plate 4 is not shown by the present invention. (7), the present invention can also be implemented in the form of a computer casing. When the computer casing is implemented and sold, the host computer 4 does not include a single set of storage units. The storage unit 11, the optical disk drive unit 5, the 埠 device connection slot 6 #, and the above-mentioned components that are separately selected and purchased according to their needs can achieve the effects desired by the present invention. As a result, the community can quickly replace the appropriate storage unit group 1 according to the requirements by selecting different extraction modules 3 and main modules 2. If the module 3 is matched with the CD player module 5 and the external device connection slot 6 (other devices can be installed according to requirements), the storage unit 2 and the 1 handle module 5 and the external device connection slot 6 can be made. Properly match the group δ to meet the needs of the application. However, the above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto, that is, the simple equivalent change of the invention according to the invention and the content of the invention. And modifications are still within the scope of the invention patent. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective exploded view showing a preferred embodiment of a computer device of a replaceable multi-standard storage unit of the present invention; FIG. 2 is a perspective view showing one of the examples of the ping-pong The extraction module is in a non-combined state with respect to a main module; FIG. 3 is a perspective view showing that the extraction core group of the Weissenjia embodiment is a combined state with respect to the main module; 12, FIG. 4 is a perspective view. Illustrated, another extraction module is shown in Fig. 5 ev yoke yoke; the device is located at the non-fixed position with respect to the first subtraction center|the first limit position; Fig. 6 3 , , ^ bit Figure 类似 - similar to the view of Figure 5, illustrating that the first limitation of the preferred embodiment is that the second limit member is in a fixed position. \ 200917939 13 200917939 [Description of main component symbols] 1...... .... Storage unit group 311... ---- Backplane 11 "... • Storage unit 312... •... Sidewall 2... • Main module 313... ...· Chute portion 21 ····.... First housing 314... • Limiting portion 211... ----Substrate 32··......Second limiting member 212... •...Side wall 321 · ··•... pivoting part 22·.... •... positioning piece 322... •...pulsing part 23... •...first limiting piece 323... •... pivoting axis 230... •...arc cleaning groove 324... ·Column 231 ··· •...Non-fixed end 33 •....•...Backplane unit 232... •...Fixed end 34•.... •...Connected unit 24... •...Board single unit 341 ··· •... Pins 240... •...connector 4 ....... •...cover 241... •...pin 5... ...·disc unit 3 ....... •... extraction module 6 .... ... •...external device connection plug 31... •...second housing slot 14