201236934 五、本案若有化學式時，請揭示最能顯示發明特徵的化學式： 六、發明說明： 【發明所屬之技術領域】 本發明是有關於一種箱體，特別是指一種可變更尺寸的 箱體。 【先前技術】 習知用以存放物品的箱體常會選擇使用周轉箱，而廠商 會對應不同需求開發不同尺寸的箱體來供使用者選擇使用。 但是，由於每次存放物品的尺寸不—定會符合先前現有 的周轉箱’因此常會需要再額外購w新的周轉箱來使用，無 形中增加不少負擔，且未使用的周轉箱也需要占用空間存 放，另外’若需要將存放於周轉箱内的的物品間隔排列，就 需要增設隔板以供區隔，不過增設的隔板常會有強度不足等 情形發生。 【發明内容】 因此’本發明之目的，即在提供—種可以變更尺寸的箱 -於是，本發明可變更尺寸的箱體，包含一第一側板單 凡、-第二側板單元、一對第三側板單元，以及一底板單元。 該-第-側板單元是沿-寬度方向與該第二側板單元 相間隔設置。 側板 側板單元連接該第—側板單元與該第 201236934 早7C而與该第—側板單元及該第 _ 出一箱體空間，灰咕一 板早几配合圍繞界定 元的第—滑板、―、二側板早疋包括"'連接該第-側板單 設置於該第該第二側板單元的第二滑板以及分別 ^月板與該第二滑板的_笸— 13:第三側板單元的該第-滑板與：滑= 距離-第滑動使該第一側板單元與該第二側板單元 板單元盘兮第^及沿該寬度方向相遠離滑動使該第-側 度，且；第 單元距離—大於該第-寬度的第二寬 二寬度側板Γ與該第二側板單元距離滑動至該第 -滑板與^丨涉。15與该第二干涉部彼此干涉，限制該第 ―第-滑板繼續沿該寬度方向相遠離滑動。 及—=;元包括一連接該第-側板單元的第-底板以 連接該第二側板單元的第二底板。 ”二二步地’每一該第三側板單元還包括-限位板部， 第亥限t部具有相間隔而將可相對滑動的該第一滑板與該 第一4板限制於其間的二限位板片。 進-步地，該底板單元還包括一疊置於該第 該第二底板本下方的板本體，該板本體與該等第三側板單 π的限位板部連接。 進—步地，該板本體與該等第三側板單元的限位板部 板件彎折形成’每一限位板部為該板件部分對折包覆 了相對滑動的該第-滑板與該第二滑板並插設於該板本體 而形成。 進一步地 ，該第一側板單元形成有複數第一定位槽， 201236934 该第二側板單元形成有複數第二定位槽，該箱體更包含複 數隔板單元，該等隔板單元藉衫位於該等第—定位槽與 该等第二定位槽而彼此相間隔設置於該第一側板單元與該 第二側板單元之間’且每一隔板單元能沿該寬度方向伸縮。 進-步地，每-隔板單元包括一第一隔板件與一第二 隔板件，該第-隔板件定位於該第一定位槽，該第二隔板 件疋位於該第__疋位槽’該第__隔板件與該第二隔板件相 套接而能相對滑動。 進-步地，該第一側板單元包括相重疊的一第一外側 板與：第-内側板’該等第一定位槽形成於該第一内侧 板’每H板件俯視概呈τ形而具有—第__板體以及 由該第-板體兩相反側凸出的一對第一限位部，該等第一 限位部夾置於該第-外側板與該第-内側板之間，該第一 板體穿伸通過該第一定位槽，且該第一板體形成有一插 槽；該第二側板單元包括相重叠的—第二外側板與一第二 内側板’該等第二定位槽形成於該第二内側板每一第二 隔板件俯視概呈τ形而具有—第二板體以及由該第二板體 兩相反侧凸出的一對第二限位部，該等第二限位部夾置於 該第-外侧板與該第二内侧板之間，該第二板體穿伸通過 該第二定位槽並且伸入該第一板體的插槽内。 進步地，該等第三侧板單元的第一滑板連接該第一 外側板，該等第—滑板、該第-外側板、該第-内側板、 該第干涉部、該第-底板為-板件彎折成形，該等第三 側板單το的第二滑板連接該第二外側板該等第二滑板、 201236934 該第二外側板、該第二内側板、該第二干涉部、該第二底 板為一板件彎折成形。 一 進-步地’該第一外側板與該第—内側板為該板件部 伤對折形成’該等第—定位槽形成於該第—内側板而於該 第内側板界定出複數第—柵板，該等第—柵板插設於該 第-底板；該第二外側板與該第二内側板為該板件部份對 折形成’該等第二定位槽形成於該第二内側板而於該第二 内侧板界定出複數第二柵板，該等第二栅板插設於該第二 底。 進一步地，每一第一隔板件與第二隔板件為一板件彎 折形成。 本發明之功效在於可視使用者之需求，藉由拉動第一側 板單元及第二側板單元於該第一寬度與該第二寬度間滑 動’而形成對應盛裝不同尺寸物品的箱體。 【實施方式】 有關本發明之前述及其他技術内容、特點與功效，在以 下配合參考圖式之一個實施例的詳細說明中，將可清楚的呈 現。 參閲圖卜本發明可變更尺寸的箱體100之實施例包 含兩沿一寬度方向101相間隔的一第一側板單元2與一第二 側板單元3、一對分別連接第一側板單元2與第二側板單元 3而與第一側板單元2及第二側板單元3配合圍繞界定出一 箱體空間7的第三側板單元4、一形成箱體空間7之底部的 底板單元5，以及複數個位於第一側板單元2與第二側板單 201236934 元3之間的隔板單元6,兩第三侧板單以沿_垂 向⑼的長度方向1〇2相間隔，該等隔板單元6沿 102相間隔排列。 又方向 參閱圖2’由於本實施例的第三側板單元*與底板單元 5分別包含部分與第一側板單元2與第二側板單元3相連接 之元件’因此，以下先行說明第三側板單元4與底板單元5 的構件：每-第三側板單元4包括—連接第—側板單元2 的第-滑板41、一連接第二側板單元3的第二滑板43、— 設置於第-滑板41的第一干涉部42、一設置於第二滑板43 的第二干涉部44 ’以及二限位板部45。底板單元5包括一 連接第-側板單7C 2的第-底板51、-連接第二側板單元3 的第二底板52與一板本體53。 在開始介紹各項元件前，須說明的是，會利用合併說明 的介紹，使讀者更能清楚的了解本發明的實施方式。 請參閱圖2至圖4,具體而言，本實施例的第一側板單 元2包括相重疊的一第一外側板21與一第—内側板22，且 第一外側板21、第一内側板22與前述第三側板單元4的第 一滑板41、第一干涉部42以及底板單元5的第一底板51 彼此相連接而為單一板件20彎折成一第一側結構2〇〇界定 出’第一外側板21大致呈矩形板狀，兩第一滑板4 i分別連 接在第一外側板21的兩相反側板緣’兩第一干涉部42分別 連接在兩第一滑板41，第一内側板22與第—底板51連接 在第一外側板21的另兩相反側板緣。 除此之外’第一側板單元2更包括複數個由第一内側板 201236934 22之自由端朝向第一外側板21與第一内側板。之連接處 形成的第-定位槽221，該等第—定位槽221於第一内側板 22界疋出複數第—柵板扣’且各第一拇板從之端部皆形 成有一凸緣223。而笛一 fi： 4c c Λ ^ &板51鄰近與第一外側板2 1連接 的位置設有複數開口 511，π C11 v f 及4開口 511分別用以對應位在 第一柵板222的端部的凸緣223。 將板件2〇彎折成第一側結構時，第-外側板21盘第-㈣板22相㈣折呈直立方向’並且藉由凸緣223插設於 開口 511而疋位，兩第一滑板4ι呈直立方向彼此間隔位在 第一外側板21兩側，笛—虎> ρ, 第底板51呈水平位在第一外側板 21第β側板22與兩第一滑板41下方，而兩第一干涉部 4 2則是分別相對於兩第-滑板4 i往外彎折呈勾狀。 °月配口參閱圖2、圖5及圖6’第二側板單元3整體形 狀與第一側板單元2大致相同，同樣地包括相重疊的一第二 外側板3 1與第—内側板32，且前述第二外側板3卜第二 内側板3 2與前述第二相丨4 _ 纪弟—側板早兀4的第二滑板43、兩第二干 涉部44以及底板早元5的第二底板52彼此相連接而為單一 板件30 f折成-第二側結構3〇〇界定出，第二外側板μ 大致呈矩形板狀’兩第二滑板43分別連接在第二外側板^ 的兩相反側板 '緣兩第二干涉部44分別連接在兩第二滑板 43 ’第-内側板32與第二底板52連接在第二外側板31的 另兩相反側板緣。 除此之外’第—側板單元3更包括複數個由第二内側板 32之自由端朝向第二外側板3ι與第二内側板^之連接處 201236934 形成的第二定位槽321，以及複數個由各第二定位槽32i將 第二内側板32界定出的第二柵板322’且各第二柵板似 之端部皆形成有-&緣323。而第二底板52鄰近與第二外 側板31連接的位置設有複數開口 521，該等開口 52丨分別 用以對應位在第二栅板322的端部的凸緣323。 將板件30彎折成第二側結構3〇〇時，第二外侧板 與第二内側板32相向對折呈直立方向，並且藉由凸緣似 插設於開π 521而定纟，兩第二滑板43呈直立方向彼此間 隔位在第二外側板31兩側，第二底板52呈水平位在第二外 側板31、第二内側板32與兩第二滑板43下方，而兩第二 干涉部44則是分別相對於兩第二滑板43往内彎折呈勾狀。 請參閱圖2、圖7及圖8，本實施例中，兩第三側板單 元4的限位板部45與底板單元5的板本體53彼此相連接 而為單-板件40彎折呈一支樓結構働界定出，且支撐結 構400在彎折成型的過程中’同時與第一側結構細及第 二側結構300結合，具體而言，每一限位板部^包括二限 位板片46’兩限位板部45分別連接在板本體㈣兩相反 側板緣。 將板件4G f折成支#結構侧並且與第—側結構 200 '第二側結構_結合時，是先將第—侧結構的第 -底板51與第二側結構_的第二底板52相向放置於板 本體53 _L it且第一側結構細的兩第—干涉部^與第 二側結構300的兩第二干涉部44相勾接，使兩第一滑板41 分別與兩第二滑板43相鄰近且至少部分重疊，接著，將兩 10 201236934 限位板部45往上翻折，使每一限位板部判的兩限位板片 46相對折並且將相鄰近重疊的第一滑板41與第二滑板u 包覆於兩限位板片46之間，並且藉由限位板片46^設於 板本體53而定位。換言之’板件4()所彎折成的支撐社構 彻大致呈倒u型，其中，板本體53疊置切於第一底板 51與第二底板52下方，兩限位板部45則分別包覆相重疊 鄰近的第-滑板與第二滑板43，且限位板部45亦提二 第干涉部42與第二干涉部44相互卡勾的限位失持作用。 ，言月參閱圖2、圖9及圖1G’各隔板單元6藉由定位於各 第疋位槽221肖各第二定位槽321而彼此相間隔設置於第 一側板單元2與第二側板單元3之間，且每—隔板單元6 能沿前述的寬度方向伸縮’本實施例中，每一隔板單元6 包括一第-隔板件61與-第二隔板件62，第—隔板件Η :第二隔板件62是以相套接的方式而能相對伸縮，具體而 言’第—隔板件61俯視概呈τ形而具有—第—板體6ιι以 及由第-板體611兩相反側凸出的一對第—限位部612，且 第一板體6U形成有一插槽613,第二隔板件62俯視概呈丁 形而具有一第二板體621以及由各第二板體⑵兩相反側凸 出的一對第二限位部622，第二隔板件62是藉由第二板體 621穿設於第—板體611的插槽613而能相對於第一隔板件 61伸縮。 本實施例中’隔板單元6設置於第—側板單元2與第二 側板單元3的具體方式是分別將第—隔板件61結合於第一 側板單元2、第二隔板件62結合於第二側板單元3之後， 201236934 再將第二隔板件62的第二板體621穿伸於第一隔板件η 的第-板體611的插槽613，且其中，第一隔板件61是在 第-側結構200的第一内側板22與第_外側板21相向對折 時’即同時使第-内側板22的該等第位槽221分別套 設於第一隔板件61的第一妬驴A11 a 旳弟板體611，使得當第一内側板22 與第一外側板21對扣·穿占拉，^ __ . 耵祈凡成時，第一隔板件61被夾置於第一 ⑽板2 2與第—外側板21之間，相同的，第二隔板件6 2 疋在第二側結構300的第二内側板32與第二外側㈣相向 對折時，即同時使第二内側板32的該等第二定位槽321分 別套設於第二隔板件62的第二板體621，使得當第二内側 板32與第二外側板31對折完成時，第二隔板件62被夾置 於第二内側板32與第二外側板31之間，接著’當第一側結 構扇、第二側結構300與支揮結冑400相結合時，同時使 該等第二隔板件62的第二板體621插設於第-隔板件61 的插槽613,即可完成整個箱體1〇〇的組裝。 本實施例中’每一第一隔板件61與第二隔板件62分別 為一板件Lf折形成，此外，透過第二隔板件^插 設於第-隔板件61的方式，可以進—步增加第—側板單元 2與第二側板單元3與相互滑動間的摩擦力，讓本箱體100 更具穩固性。 在此要特別說明的是，由於隔板單元6中各第一隔板件 61與第二隔板件62的數量是相對應設置，且皆配合第一側 板單元2之第-定位槽221與第二側板單元3之第二定位槽 321的數篁，因此，在設計使用上具備彈性變化，若需要增 12 201236934 加箱體空間7的間隔，則增設第一定位槽221與第二定位槽 321之數量，且對應增加隔板單元6之設置，反之，若不需 太多間隔，則將已裝設之隔板單元6拆除即可，故在數量上 不以本實施例為限，其數量可視使用者之需求做對應變更。 請參閱圖1、圖11及圖12本箱體進行尺寸變更時先 分別以反方向拉動第一側板單元2及第二側板單元3並於第 -寬度W1貞第二寬度W2間滑動，可於滑動至第一寬度 W1時形成-最小箱體空間如H !)，而滑動至第二寬度 形成-最大箱體空間7(如圖⑴，當然滑動寬度也可： 是介於兩寬度之間的距離，端視使用者之需求而調整。上述 中，當箱體100藉由第—側板單元2及第二侧板單元3相互 滑動至第二寬度W2時’分別位於各限位板部Μ内的第一 切部们與第二干涉部44相互卡鈎，藉由限位作用而讓第 側板早兀2與第二侧板單元3相互滑動至第二寬度t後 :不再繼續滑動，限位板部45在此也同時利用兩限位板月 =第—干涉部42與第二干涉部料兩者於相互卡勾時的失 /用（如圖12)，上述設計可避免箱體1〇〇於變更尺寸的過 °發生箱體100各元件分離之狀況。 在第三側板單元4可相對滑動的第一滑板41 板-中，本實施例是藉由f折呈勾狀的第一干涉部、= 干涉部4 4之間的結構干涉並且配合限位板 成限制第一滑板41盥 妁匕覆達 變化能 ^ 月板43脫離的效果’但在其他的 有:，帛彳板41與第二滑板43也可以透過任何現 可相對滑動的連接方式相連接，並且配合其他的擋止機 13 201236934 1達成相同的效果’此外，隔板單元6設置在第—側板單元 =與第二㈣單元3的方式也可以是透過直接插設在底板單 兀5、第-側板單元2、第二側板單元3的方式達成。 。一綜上所述’本發明可變更尺寸之箱體1〇〇藉由第一側板 單兀2與第二側板單元3相互滑動的方式提供使用者依需 求變更箱體1GG尺寸的可能性，再者，透過第三側板單元* 中的第-干涉部42與第二干涉部44的相互卡勾限位更能 確保於變更之尺寸時，不會過度滑動而造成箱體 ⑽之元件分離。此外，夾設於第—側板單元2與第二側板 單元3之間的隔板單元6,更提供使用者彈性運用箱體空間 7的選擇性，故確實能達成本發明之目的。 惟以上所述者，僅為本發明之較佳實施例而已當不能 以此限定本發明實施之範圍，即大凡依本發明申請專利範圍 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。 14 201236934 【圖式簡單說明】 圖1是一立體圖，說明本發明可變更尺寸的箱體之實施 例； 圖2是一立體分解圖，說明本發明可變更尺寸的箱體的 組合方式； 圖3是一平面圖，說明本發明可變更尺寸的箱體之第一 側板單元； 圖4是一立體分解圖，說明本發明可變更尺寸的箱體之 第二側板單元與隔板單元之第一隔板件； 圖5疋一平面圖，說明本發明可變更尺寸的箱體之第二 側板單元； 圖6疋—立體分解圖’說明本發明可變更尺寸的箱體之 第二側板單元與隔板單元之第二隔板件； 圖 7 是一JL·.而国 00 圖’說明本發明可變更尺寸的箱體之底板 早元； 圖8是一打科固 OD _ a圖’說明本發明可變更尺寸的箱體之底板 圖9及圖10分別a _ τ 尺寸的箱押* _ j疋—平面示意圖，說明本發明可變更 圖u是— 凡的第一隔板件與第二隔板件； 大尺寸之情形體圖，說明本發明可變更尺寸的箱體於最 圖12是圖11的 涉部相互限位之情形局部剖視圖，說明第一干涉部與第二干 15 201236934 【主要元件符號說明】 100 ···' •…箱體 44........ •第二干涉部 2 ....... …第一側板單元 45........ •限位板部 20…… …·板件 46........ •限位板片 200… •…第一側結構 5 ......... •底板單元 21…… —第 外側板 50........ •板件 22…… …·第一内側板 51........ •第 底板 221 ··· —第 疋位槽 511…… •開口 222 ··· •…第一栅板 52........ •第二底板 223 ··· •…凸緣 53........ •板本體 3 ....... …·第二側板單元 521…… •開口 30…… •…板件 6 ......... •隔板單元 300 ·· •…第二側結構 60 ' 605 •板件 31…… …·第二外側板 61........ •第一隔板件 32…… …·第二内側板 611…… •第 板体 321… …第二定位槽 612…… •第一限位部 322… •…第二栅板 613…… •插槽 323… •…凸緣 62........ •第二隔板件 4 ....... .···第三側板單元 621…… •第二板体 40…… …·板件 622…… •第二限位部 400… •…支撐結構 7 .......... •箱體空間 41…… …第一滑板 101 ....... •寬度方向 42…… …·第一干涉部 102....... •長度方向 43…… •…第二滑板 16201236934 V. If there is a chemical formula in this case, please disclose the chemical formula that best shows the characteristics of the invention: 6. Description of the invention: [Technical field of the invention] The present invention relates to a box, and more particularly to a box that can be changed in size. . [Prior Art] It is customary to use a tote box for storing the items, and the manufacturer will develop different sizes of boxes for different users to select and use. However, since the size of each item stored will not be consistent with the previous existing tote box, it is often necessary to purchase a new tote box for additional use, which inevitably adds a lot of burden, and the unused totes are also required to be occupied. Space storage, in addition, if you need to arrange the items stored in the tote box at intervals, you need to add partitions for separation, but the added partitions often have insufficient strength. SUMMARY OF THE INVENTION Therefore, the object of the present invention is to provide a box that can be resized. Thus, the housing of the present invention can be sized, including a first side panel, a second side panel unit, and a pair of Three side panel units, and a backplane unit. The -th side panel unit is spaced apart from the second side panel unit in the width direction. The side panel side panel unit is connected to the first side panel unit and the first 201236934 early 7C and the first side panel unit and the first _ a box space, and the ash board is matched with the first skateboard, ―, two The side panel early includes a second slide disposed on the second side panel unit of the first side panel and the first panel of the second panel and the third panel unit of the second panel Skateboard and: sliding = distance-sliding to slide the first side panel unit and the second side panel unit panel unit away from the width direction to make the first side degree, and the first unit distance is greater than the The second width two width side panel of the first width is slid to the second side panel unit to the first slide. The second interference portion 15 interferes with each other, and restricts the first-slide to continue sliding away in the width direction. And the -=; element includes a first bottom plate connected to the first side plate unit to connect the second bottom plate of the second side plate unit. "Two or two steps" each of the third side panel units further includes a - limiting plate portion, the second portion of the second portion having the spacing between the first sliding plate and the first four plate that are relatively slidably spaced therebetween The bottom plate unit further includes a stack of plate bodies disposed under the second bottom plate, and the plate body is connected to the limit plate portions of the third side plates. Step, the plate body and the limiting plate portion of the third side plate unit are bent to form a 'each of the limiting plate portions, the first sliding plate and the first sliding plate that are oppositely slid The first side plate unit is formed with a plurality of first positioning grooves, and the second side plate unit is formed with a plurality of second positioning grooves, and the box further comprises a plurality of partition plates. a unit, the spacer unit is located between the first side plate unit and the second side plate unit at the first positioning groove and the second positioning groove, and each of the partition units can Stretching and contracting in the width direction. Further, each-separator unit includes a first baffle member and a second baffle member, wherein the first baffle member is positioned in the first positioning groove, and the second baffle member is located in the first __position groove Engaging relative to the second partition member to slide relative to each other. Further, the first side panel unit includes a first outer side panel and a first inner side panel The first inner side plate 'every H-piece member has a τ shape in plan view and has a first __ plate body and a pair of first limiting portions protruding from opposite sides of the first plate body, the first limiting portions Between the first outer plate and the first inner plate, the first plate extends through the first positioning groove, and the first plate is formed with a slot; the second side plate unit includes overlapping The second outer side plate and the second inner side plate are formed on the second inner side plate. Each of the second partitioning members has a shape of a τ shape and has a second plate body and the second plate body. a pair of second limiting portions protruding from opposite sides of the plate body, wherein the second limiting portions are sandwiched between the first outer plate and the second inner plate, and the second plate extends through The second positioning groove extends into the slot of the first plate body. Progressively, the first sliding plate of the third side plate unit is connected to the first outer side plate, the first sliding plate, the first outer side plate The first inner plate, the first interference portion, the first bottom plate are formed by bending a plate, and the second sliding plate of the third side plate τ0 is connected to the second outer plate, the second sliding plate, 201236934 The two outer side plates, the second inner side plate, the second interference portion, and the second bottom plate are bent and formed by a plate member. The first outer side plate and the first inner side plate are the plate portion Forming a plurality of locating grooves formed on the first inner side plate and defining a plurality of first slabs on the inner side plate, the first slats being inserted in the first bottom plate; the second outer side plate And the second inner panel is folded in a portion of the panel portion. The second positioning slots are formed on the second inner panel, and the second inner panel defines a plurality of second grids. Located at the second bottom. Further, each of the first spacer member and the second spacer member are formed by bending a plate member. The effect of the present invention is to form a box corresponding to articles of different sizes by pulling the first side panel unit and the second side panel unit to slide between the first width and the second width as needed by the user. The above and other technical contents, features and effects of the present invention will become apparent from the following detailed description of the embodiments of the invention. Referring to the drawings, an embodiment of the housing 100 of the present invention includes two first side panel units 2 and a second side panel unit 3 spaced apart in a width direction 101, and a pair of first side panel units 2 respectively connected to The second side panel unit 3 cooperates with the first side panel unit 2 and the second side panel unit 3 to surround the third side panel unit 4 defining a box space 7, a bottom plate unit 5 forming a bottom portion of the box space 7, and a plurality of a partition unit 6 located between the first side panel unit 2 and the second side panel unit 201236934, and the two third side panels are spaced apart by a length 〇2 along the longitudinal direction of the vertical direction (9). The 102 phases are arranged at intervals. Referring to FIG. 2', the third side panel unit* and the bottom panel unit 5 of the present embodiment respectively include components that are partially connected to the first side panel unit 2 and the second side panel unit 3. Therefore, the third side panel unit 4 will be described below. The member of the bottom plate unit 5: each of the third side plate units 4 includes a first slide plate 41 connecting the first side plate unit 2, a second slide plate 43 connecting the second side plate unit 3, and a first slide plate 41 An interference portion 42, a second interference portion 44' disposed on the second slider 43, and two limiting plate portions 45. The bottom plate unit 5 includes a first bottom plate 51 that connects the first side plate sheets 7C 2, a second bottom plate 52 that connects the second side plate units 3, and a plate body 53. Before beginning to introduce the various components, it should be noted that the description of the combined description will be used to make the readers more clearly understand the embodiments of the present invention. Referring to FIG. 2 to FIG. 4 , specifically, the first side panel unit 2 of the embodiment includes a first outer side panel 21 and a first inner side panel 22 , and the first outer side panel 21 and the first inner side panel 22 and the first sliding plate 41 of the third side panel unit 4, the first interference portion 42 and the first bottom plate 51 of the bottom plate unit 5 are connected to each other to define a single plate member 20 bent into a first side structure 2' The first outer side plate 21 is substantially in the shape of a rectangular plate, and the two first sliding plates 4 i are respectively connected to the opposite side edges of the first outer side plate 21. The two first interference portions 42 are respectively connected to the two first sliding plates 41, and the first inner side plate 22 is connected to the other two opposite side edge edges of the first outer side plate 21 and the first bottom plate 51. In addition to this, the first side panel unit 2 further includes a plurality of free ends from the first inner side panel 201236934 22 toward the first outer side panel 21 and the first inner side panel. a first positioning groove 221 formed at the joint, the first positioning groove 221 defines a plurality of first grid buckles at the first inner side plate 22, and each of the first corner plates is formed with a flange 223 from the end portion thereof. . And the flute-fi: 4c c Λ ^ & plate 51 is adjacent to the first outer plate 21 1 is provided with a plurality of openings 511, π C11 vf and 4 openings 511 respectively corresponding to the end of the first grid 222 The flange 223 of the portion. When the plate member 2 is bent into the first side structure, the first-outer plate 21 of the first-fourth plate 22 is folded in the upright direction and is inserted into the opening 511 by the flange 223, and the first two The slide plates 41 are spaced apart from each other in the upright direction on both sides of the first outer side plate 21, and the flute-tiger ρ, the bottom plate 51 is horizontally positioned below the first outer side plate 21 of the β side plate 22 and the two first slide plates 41, and two The first interference portion 42 is bent outwardly with respect to the two first-slide plates 4i. Referring to FIG. 2, FIG. 5 and FIG. 6', the overall shape of the second side panel unit 3 is substantially the same as that of the first side panel unit 2, and similarly includes a second outer panel 31 and an inner panel 32 which are overlapped. And the second outer side plate 3 and the second inner side plate 3 2 and the second phase plate 4 - the second slide plate 43 of the side plate early 4, the second interference portion 44, and the second bottom plate of the bottom plate 5 52 are connected to each other and are folded into a single plate member 30 f - the second side structure 3 〇〇 is defined, the second outer side plate μ is substantially rectangular plate-shaped, and the two second sliding plates 43 are respectively connected to the second outer side plate ^ The opposite side plate 'edge two second interference portions 44 are respectively connected to the two second slide plates 43'. The first inner side plate 32 and the second bottom plate 52 are connected to the other opposite side edge edges of the second outer side plate 31. In addition, the 'the first side plate unit 3 further includes a plurality of second positioning grooves 321 formed by the free ends of the second inner side plates 32 toward the connection portions of the second outer side plates 3ι and the second inner side plates 201236934, and a plurality of The second grid plate 322' defined by the second inner side plates 32 by the second positioning grooves 32i and the ends of the second grid plates are formed with a -& edge 323. The second bottom plate 52 is provided with a plurality of openings 521 adjacent to the second outer side plate 31, and the openings 52 are respectively corresponding to the flanges 323 of the ends of the second grid 322. When the plate member 30 is bent into the second side structure 3〇〇, the second outer side plate and the second inner side plate 32 are folded in opposite directions in an upright direction, and are defined by the flange being inserted in the opening π 521, two The two slide plates 43 are spaced apart from each other in the upright direction on both sides of the second outer side plate 31, and the second bottom plate 52 is horizontally positioned below the second outer side plate 31, the second inner side plate 32 and the two second sliding plates 43, and the second second interference The portion 44 is bent inwardly with respect to the two second slide plates 43 respectively. Referring to FIG. 2, FIG. 7 and FIG. 8, in the embodiment, the limiting plate portion 45 of the two third side plate units 4 and the plate body 53 of the bottom plate unit 5 are connected to each other to bend the single-plate member 40 into one. The support structure 400 is defined, and the support structure 400 is combined with the first side structure and the second side structure 300 in the process of bending forming. Specifically, each limit plate portion includes two limit plates. The two limiting plate portions 45 of the piece 46' are respectively connected to the opposite side edge of the plate body (4). When the plate member 4G f is folded into the support structure side and combined with the first side structure 200 'the second side structure _, the first bottom plate 51 of the first side structure and the second bottom plate 52 of the second side structure _ are first The two first interference portions of the second side structure 300 are oppositely connected to the two second interference portions 44 of the second side structure 300, so that the two first slide plates 41 and the two second slide plates are respectively 43 adjacent to each other and at least partially overlapping, and then, the two 10 201236934 limiting plate portions 45 are folded upward, so that the two limiting plate pieces 46 of each limiting plate portion are folded relative to each other and the adjacent first sliding plates are adjacent to each other. 41 and the second sliding plate u are wrapped between the two limiting plates 46, and are positioned by the limiting plate 46 being disposed on the plate body 53. In other words, the support member that is bent by the plate member 4 is substantially inverted u-shaped, wherein the plate body 53 is stacked and cut under the first bottom plate 51 and the second bottom plate 52, and the two limiting plate portions 45 are respectively The covering phase overlaps the adjacent first-slide and the second sliding plate 43, and the limiting plate portion 45 also lifts the limit disengagement effect of the second interference portion 42 and the second interference portion 44. Referring to FIG. 2, FIG. 9 and FIG. 1G', each of the partition units 6 is disposed at a distance between the first side plate unit 2 and the second side plate by being positioned in each of the second positioning grooves 221 and the second positioning grooves 321 . Between the units 3, and each of the baffle units 6 can be expanded and contracted along the aforementioned width direction. In this embodiment, each of the baffle units 6 includes a first-separator member 61 and a second spacer member 62, The partition member Η: the second partition member 62 is relatively telescopic in a manner of being sleeved, and specifically, the 'the first partition member 61 has a τ shape in plan view and has a first-plate body 6 ιι and a first- a pair of first limiting portions 612 protruding from opposite sides of the plate body 611, and the first plate body 6U is formed with a slot 613, and the second spacer member 62 has a shape of a square and a second plate body 621. a pair of second limiting portions 622 protruding from opposite sides of the second plate body (2), and the second spacer member 62 is inserted through the slot 613 of the first plate body 611 by the second plate member 621. The expansion and contraction is performed with respect to the first spacer member 61. In this embodiment, the specific manner of the spacer unit 6 being disposed on the first side panel unit 2 and the second side panel unit 3 is that the first spacer member 61 is coupled to the first side panel unit 2 and the second spacer member 62 respectively. After the second side panel unit 3, 201236934, the second plate body 621 of the second spacer member 62 is further extended to the slot 613 of the first plate member 611 of the first spacer member η, and wherein the first spacer member 61, when the first inner side plate 22 of the first side structure 200 and the first outer side plate 21 are opposed to each other, that is, the first position grooves 221 of the first inner side plate 22 are respectively sleeved on the first partition member 61. The first cymbal plate 611 is such that when the first inner side plate 22 and the first outer side plate 21 are buckled and worn, the ___. Between the first (10) plate 2 2 and the first outer plate 21, the second spacer member 6 2 疋 is folded in the opposite direction between the second inner side plate 32 of the second side structure 300 and the second outer side (four), that is, simultaneously The second positioning grooves 321 of the second inner side plate 32 are respectively sleeved on the second plate body 621 of the second partition plate member 62 such that the second inner side plate 32 and the second outer side plate 31 are folded in half. The second spacer member 62 is sandwiched between the second inner side panel 32 and the second outer side panel 31, and then when the first side structural fan and the second side structure 300 are combined with the branching knot 400, The second plate body 621 of the second spacer member 62 is inserted into the slot 613 of the first spacer member 61, so that the assembly of the entire case 1 is completed. In the present embodiment, each of the first spacer member 61 and the second spacer member 62 is formed by folding a plate member Lf, and further, the second spacer member is inserted into the first spacer member 61. The friction between the first side panel unit 2 and the second side panel unit 3 and the mutual sliding can be further increased to make the housing 100 more stable. It should be particularly noted that, since the number of each of the first baffle member 61 and the second baffle member 62 in the baffle unit 6 is correspondingly disposed, and both of the first side plate unit 2 are matched with the first positioning groove 221 and The number of the second positioning grooves 321 of the second side plate unit 3 is such that there is an elastic change in design and use. If it is necessary to increase the interval of the 201236934 plus the box space 7, the first positioning groove 221 and the second positioning groove are added. The number of 321 is correspondingly increased by the arrangement of the partition unit 6. On the contrary, if the interval is not required, the installed partition unit 6 can be removed, so the number is not limited to the embodiment. The quantity can be changed according to the needs of the user. Referring to FIG. 1 , FIG. 11 and FIG. 12 , when the housing is changed in size, the first side panel unit 2 and the second side panel unit 3 are respectively pulled in the opposite direction and are slid between the first width W1 and the second width W2. Sliding to the first width W1 forms a minimum box space such as H!), and sliding to a second width forming - the largest box space 7 (as shown in Fig. (1), of course, the sliding width can also be: between the two widths The distance is adjusted according to the needs of the user. In the above, when the cabinet 100 is slid to the second width W2 by the first side panel unit 2 and the second side panel unit 3, respectively, 'they are located in the respective limit plate portions Μ The first cutting portion and the second interference portion 44 are hooked to each other, and the first side panel 2 and the second side panel unit 3 are slid to each other after the second width t by the limiting action: no further sliding is allowed. Here, the position plate portion 45 also utilizes the loss/use of the two limit plate months=the first interference portion 42 and the second interference portion material when they are mutually hooked (as shown in FIG. 12), and the above design can avoid the cabinet 1 The situation in which the components of the casing 100 are separated is caused by the change of the size. The third side plate unit 4 is relatively slidable. In the first slide plate 41, the first interference portion between the first interference portion and the interference portion 44 is formed by the f-folding hook, and the limiting plate is engaged with the limiting plate to limit the first sliding plate 41. The change can be the effect of the detachment of the lunar plate 43. However, in other cases, the sill 41 and the second slide 43 can also be connected through any now slidable connection, and cooperate with other stoppers 13 201236934 1 achieving the same effect' In addition, the manner in which the partition unit 6 is disposed on the first side plate unit = and the second (four) unit 3 may be directly inserted into the bottom plate unit 5, the first side plate unit 2, and the second side plate unit. The method of 3 is achieved. In the above, the casing 1 of the present invention can be changed by the first side panel unit 2 and the second side panel unit 3 to change the cabinet 1GG according to requirements. Further, the possibility of the size is further ensured that the size of the first interference portion 42 and the second interference portion 44 in the third side plate unit * can ensure that the size of the change is not excessively slipped to cause the case. (10) The component is separated. In addition, it is sandwiched on the first side plate. The spacer unit 6 between the element 2 and the second side panel unit 3 further provides the user with the flexibility to utilize the box space 7 in an elastic manner, so that the object of the present invention can be achieved. However, the above is only the present invention. The preferred embodiments are not intended to limit the scope of the invention, and the equivalent equivalents and modifications of the scope of the invention and the description of the invention are still within the scope of the invention. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a perspective view showing an embodiment of a casing of a size changeable according to the present invention; FIG. 2 is an exploded perspective view showing a combination of a casing of a variable size according to the present invention; 1 is a plan view showing a first side panel unit of a casing of a changeable size according to the present invention; and FIG. 4 is an exploded perspective view showing the second side panel unit of the variable size casing and the first partition member of the partition unit of the present invention. Figure 2 is a plan view showing the second side panel unit of the casing of the present invention which can be changed in size; Figure 6 is an exploded perspective view showing the second side panel of the casing of the changeable size of the present invention. The second partition member of the partition unit; Fig. 7 is a JL·. and the country 00 diagram 'illustrates the floor of the box of the changeable size of the present invention; FIG. 8 is a diagram of a dozen ko OD _ a diagram FIG. 9 and FIG. 10 of the casing of the present invention which can be changed in size. FIG. 9 and FIG. 10 are respectively a box diagram of a _ τ size, which is a plan view of the present invention, and the first spacer member and the second member are Partial cross-sectional view of the case of the large-size case, illustrating the case of the changeable size of the present invention in FIG. 12, and the first interference portion and the second dry 15 201236934 Explanation of main component symbols] 100 ···' •... Cabinet 44........ • Second interference unit 2............ First side panel unit 45........ • Limiting plate portion 20... .... Plate member 46........ • Limiting plate piece 200... • First side structure 5 ......... • Base unit 21... - the outer side panel 50........ • the panel 22 ... .... the first inner panel 51........ • the bottom panel 221 ··· - the third slot 511... Opening 222 ··· •...first grid 52........ • second Plate 223 ··· •...Flange 53........ • Plate body 3 ...................Second side plate unit 521... • Opening 30... •...plate 6 .. . . . • baffle unit 300 ···...second side structure 60 ' 605 •plate 31...the second outer panel 61........ 32...the second inner side plate 611...the second plate 321...the second positioning groove 612...the first limit portion 322...the second grid 613...the slot 323... Flange 62........ • Second partition member 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ... • Second limiter 400... •...Support structure 7 ..... • Box space 41... ...first slide 101 ..... • Width direction 42... • First interference portion 102.. • Length direction 43... •... second slide 16