五、新型說明： 【新型所屬之技術領域】 本新型是有關於一種自動閉合裝置，特別是指一種適 用於拉門的可調速簡易式自動閉合裝置。 【先前技術】 參閱圖1，為中華民國第95146812號申請案所揭露之 拉門自閉裝置’其包括-内設有—職彈簧ln的渴旋彈菁 筒11，及一捲繞在渦旋彈簧筒u上的繩體12，繩體12之 一端固定在供拉門13裝設的門框14上，另一端固定在渦 旋彈簧筒11上。拉開拉門13，部份繩體12被拉出拉門自 閉裝置的殼體15外，利用渦旋彈簧ln之回復力將拉出的 繩體12收回捲繞在渦旋彈簧筒u上，使拉門13自動關上 〇 其利用一軸體112及一制動單元16來調整拉門13關上 的速度。軸體112與渦旋彈簧ιη之中心端連接，旋轉軸體 112以調整渦捲彈簧lu的彈力，藉由轴體112上具有一呈 六角形之固定部113及一固定在殼體15上的u形固定件 151，固定件151之兩臂與固定部113之表面相干涉，以固 定軸體112的旋轉角度，但裝設u形固定件151不僅會增 加拉門自閉裝置的體積，還須在殼體15上設置固定u形固 定件151的定位塊152，組裝過程繁複。另外，制動單元 16包括一阻尼器161，利用一與阻尼器161連接的制動齒 輪162與設置在渦旋彈簀筒u上的齒輪114相嚆合，間接 地對渦旋彈簧筒11之一預定之旋轉方向產生掣動效果，逐 M392229 漸降低拉門13關上的速度。整體而言，習知之拉門自閉裝 置之構件繁複、所需體積較大，因此，仍有改善的空間。 【新型内容】 因此，本新型之目的’即在提供一種元件減省、組裝 容易的可調速簡易式自動閉合裝置。 於是’本新型可調速簡易式自動閉合裝置，包含一中 空的设體單元、一自動回復單元及一繩體。 殼體單元包括一界定出一容置空間的殼本體，及複數 個相間隔地形成在殼本體之内表面並向容置空間凸出的定 位擋塊，其中，在殼本體上形成有一與容置空間相通的開 Ο 〇 自動回復單元設置在容置空間中，包括一渦捲型彈簧 、一樞設於殼本體上並位於容置空間中的調整軸、一固定 在調整軸的定位件及一捲筒；其中，該渦捲型彈簧具有一 固接於調整軸上之固定端，與一連設於捲筒上的施力端， 至於，該定位件具有一凸伸於調整抽外的抵止段，並令該 抵止段可與任一定位擋塊相互干涉以掣止該調整軸隨意轉 動0 繩體具有一自由端及一固定端，固定端固定在捲筒上 ’自由端經開口穿出殼本體外。 當施一外力於繩體的自由端，即可將部份繩體拉出於 殼體單元外，進而藉助捲筒的轉動，使渦捲型彈簧蓄積一 回復力，而當外力消失，利用渦捲型彈簧之回復力將拉出 於殼本體外的繩體收回至原狀。 4 聊2229 較佳地，可調速簡易式自動閉合裝置還包含— 置空間中的掣動裝置，擎動裝置包括一被繩體繞設的^ ，及一與滑輪同步轉動的阻尼器，該阻尼器可單方向發揮 減緩滑輪轉速的掣動功能。 伴V. New description: [New technical field] The present invention relates to an automatic closing device, and more particularly to an adjustable automatic closing device suitable for sliding doors. [Prior Art] Referring to Fig. 1, a sliding door self-closing device disclosed in the application No. 95148812 of the Republic of China, which includes a thirteen-spinning cylinder 11 having a spring ln therein, and a winding in a vortex The rope body 12 on the spring cylinder u, one end of the rope body 12 is fixed to the door frame 14 to which the sliding door 13 is attached, and the other end is fixed to the scroll spring cylinder 11. When the sliding door 13 is opened, a part of the rope body 12 is pulled out of the casing 15 of the sliding door self-closing device, and the pulled rope body 12 is retracted and wound around the scroll spring cylinder u by the restoring force of the scroll spring ln. The sliding door 13 is automatically closed, and the shaft 112 and a braking unit 16 are used to adjust the speed at which the sliding door 13 is closed. The shaft body 112 is connected to the center end of the scroll spring ιη, and the shaft body 112 is rotated to adjust the elastic force of the scroll spring lu. The shaft body 112 has a hexagonal fixing portion 113 and a fixing body 15 thereon. The u-shaped fixing member 151, the two arms of the fixing member 151 interfere with the surface of the fixing portion 113 to fix the rotation angle of the shaft body 112, but the installation of the u-shaped fixing member 151 not only increases the volume of the sliding door self-closing device, but also The positioning block 152 for fixing the u-shaped fixing member 151 is provided on the casing 15, and the assembly process is complicated. In addition, the brake unit 16 includes a damper 161 which is indirectly coupled to one of the scroll spring cylinders 11 by means of a brake gear 162 coupled to the damper 161 and a gear 114 disposed on the scroll cartridge u. The direction of rotation produces a swaying effect, and the speed of the closing of the sliding door 13 is gradually reduced by M392229. On the whole, the components of the conventional sliding door autistic device are complicated and require a large volume, so there is still room for improvement. [New content] Therefore, the object of the present invention is to provide an adjustable speed automatic closing device which is easy to assemble and easy to assemble. Thus, the novel adjustable speed automatic closing device comprises a hollow interior unit, an automatic recovery unit and a rope body. The housing unit includes a housing body defining an accommodating space, and a plurality of positioning stops formed on the inner surface of the housing body and protruding toward the accommodating space, wherein a housing is formed on the housing body. The space-opening opening 〇 automatic recovery unit is disposed in the accommodating space, and includes a scroll spring, an adjusting shaft pivoted on the shell body and located in the accommodating space, a positioning member fixed on the adjusting shaft, and a reel type spring, wherein the scroll spring has a fixed end fixed to the adjusting shaft and a force applying end connected to the reel, and the positioning member has a resisting portion protruding from the adjusting pumping portion And the abutting section can interfere with any of the positioning stops to prevent the adjusting shaft from rotating freely. The rope body has a free end and a fixed end, and the fixed end is fixed on the reel, and the free end passes through the opening. The shell is in vitro. When an external force is applied to the free end of the rope body, part of the rope body can be pulled out of the housing unit, and the scroll spring can accumulate a restoring force by the rotation of the reel, and when the external force disappears, the vortex is utilized. The restoring force of the coil spring will pull the rope body pulled out of the shell body to its original shape. 4 Chat 2229 Preferably, the adjustable speed automatic closing device further comprises a tilting device in the space, the powering device comprises a damper which is wound by the rope body and a damper which rotates synchronously with the pulley. The damper can perform the sway function of slowing the pulley speed in one direction. Accompany
本新型之功效：藉由渴捲型彈簧將被一外力拉出於咬 本體外的繩體自動回收’且阻尼器在繩體回收時可發揮擎 動功效’使罐體以先急後緩的速度回收，並可由轉動調整 軸調整渦捲型彈簧的彈力’再配合定位件能與任一定位擋 塊相互干涉以固定調整軸’而實有簡易調整繩體回收速度 的調速作用進而達到減少元件與易於組裝的功效。 又 【實施方式】 、有關本新型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—個較佳實施例的詳細說明中將可 清楚的呈現。 參閱圖2,為本新型可調速簡易式自動閉合裝置之較佳The effect of the novel: by the thirst-type spring, the external force is pulled out of the body of the bite to automatically recover the 'body and the damper can play the role of recovery when the rope body is recovered', so that the tank body is quick and slow. The speed is recovered, and the elastic force of the scroll spring can be adjusted by the rotation adjustment shaft. Then, the positioning member can interfere with any positioning block to fix the adjustment shaft, and the speed adjustment effect of the rope recovery speed can be easily adjusted to reduce the speed. Components and ease of assembly. The above and other technical contents, features and effects of the present invention will be apparent from the following detailed description of the preferred embodiments. Referring to Figure 2, the preferred embodiment of the novel adjustable speed automatic closing device
實施例：其包含一殼體單元2、一自動回復單元3、一繩體 4及-f動單元5。參_3，為本較佳實施触合後的立 體圖。 參閱圖2，威體單元2包括-界定出-容置空間211並 呈長方體的殼本體21，及複數個相間隔地形成在殼本體21 之内表面並向容置空間211凸出的定位擋塊22,在殼本體 21上形成有與谷置空間211相通的一開口 23及一圓形穿孔 24。該等長型的定位擋塊22以穿孔24為轴心呈輻射狀地 排列，在本較佳實施例中，定位擋塊22與殼本體2ι 一體 5 1392229 成形，由殼本體21向内沖壓形成，其表面平滑。 參閱圖2及圖4’自動回復單元3設置在容置空間2ιι 中，其包括一渦捲型彈簧31、一調整軸32、一定位件B 及一捲筒34。 拘哟黃Μ設置在捲筒34中，其具有—固接於調 整軸32上的固定端311及一連接於捲筒34上的施力端 。調整軸32樞設於殼本體21上並位於容置空間2ιι中參 閱圖3’可用一螺絲起子（圖未示）透過穿孔24賴調整轴 32,進而束緊渦捲型彈簧31或舒張渦捲型彈簧31，以調整 渦捲型彈簧31的彈力。參閱圖2、目5及圖6,定位件Μ 固定在調整軸32上，並具有一凸伸於調整軸32外的抵止 段331，隨調整軸32之旋轉，抵止段331可與任一定位擋 塊22相互干涉以掣止調整軸32隨意轉動。 參閱圖2及圖4,繩體4具有一自由端41及一固定端 42，固定端42固定在捲筒34上，自由端41經開口 23穿 出殼本體21外，施一外力於繩體4的自由端41，即可將部 份繩體4拉出於殼體單元外，並同時連動捲筒34旋轉，使 渴捲型彈簧31蓄積-回復力。當外力消失或沒有外力時， 屑捲i彈簧31之回復力將拉出於殼本體21外的繩體4收 回殼本體21内，並藉由連動捲筒34旋轉，使繩體4捲繞 在捲请34的外表面上。 參閱圖2及圖4,掣動裝置5設置殼本體21上並位於 容置空間211中靠近開口 23處且部份凸出於開口 23外，其 包括一滑輪51，及一阻尼器52。滑輪51被繩體4繞設並 6 M392229 • 與繩體4連動。阻尼器52與滑輪51連接並同步轉動，且 可對滑輪51之單一旋轉方向1 (即圖4中之順時針方向）發 揮減緩滑輪51轉速的掣動功能。 參閱圖7,可調速簡易式自動閉合裝置可裝設在一拉門 6上’拉門6可順著一門框7之軌道被拉開或關上。參閱圖 7 ’拉門6呈現閉合狀態’繩體4之自由端41固定在門框7 ' 上。使用者用手（圖未示）拉開拉門6,使拉門6由圖7所示 關合狀態移動至如圖8所示的拉開狀態，此時，部份繩 • 體4也隨之被拉出於殼本體21外，進而帶動捲筒34，並使 渴捲型彈簧Μ由如圖9所示的未被施力狀態達到如圖1〇 所示，渦捲型彈簧31呈束縮狀態且蓄積―回復力。當手離 開拉門6時’渦捲型彈簧31之回復力將拉出於殼本體21 外的繩體4收回殼本體21内，並捲繞在捲筒34的外表面 上。滑輪51被繩體4帶動旋轉以圖式中順時針方向旋轉， 阻尼器52發揮掣動功能，繩體4以先急後緩的方式回收， • 當拉門6快要關上時，逐漸減緩拉門6關上的速度，而避 # 免發生被拉門6夾到的意外，最後拉門6會回復到如圖7 所示的閉合狀態。 综上所述，拉動拉門6時，部份繩體4被拉出於殼體 單元2外，並同時使渦捲型彈簧31蓄積一回復力，再藉助 該回復力與阻尼器52的搭配，當外力消失後能將拉出於殼 體單元2外的繩體4以先急後緩的方式自動收回。再配合 疋位件33之抵止段331能與任一定位擋塊22相互干涉以 固定調整軸32’而實有簡易調整繩體4回收速度的調速作 7 M392229 用，進而，達到減少元件與易於組裝的功效，故確實能達 成本新型之目的。 惟以上所述者，僅為本新型之較佳實施例而已，當不 能以此限定本新型實施之範圍，即大凡依本新型巾請專利 範圍及新型說明内容所作之簡單的等效變化與修飾，皆仍 屬本新型專利涵蓋之範圍内。 【圖式簡單說明】 圖1是一剖視圖，說明習知之拉門自閉裝置； 圖2是一立體分解圖，說明本新型可調迷簡易式自動 閉合裝置之較佳實施例； 圖3是一立體圖，說明繩體自開口穿出； 圖4是本較佳實施例之一正視圖； 圖5是一部份剖視圖，說明定位件被定位擋塊擋止的 狀態； 圖6是一部份立體示意圖，說明定位件與定位擋塊的 相互關係； 圖7是一示意圖，說明本新型裝設在拉門上且拉門關 閉的狀態； 圖8是一示意圖，說明本新型裝設在拉門上且拉門被 拉開的狀態； 圖9是一剖視圖，說明本新型在拉門關閉時，渦捲型 彈片的狀態；及 圖10是一剖視圖，說明本新型在拉門被拉開時，渦捲 型彈片的狀態。 8 M392229 【主要元件符號說明】 2 殼體單元 33 定位件 21 殼本體 331 抵止段 211 容置空間 34 捲筒 22 定位擋塊 4 繩體 23 開口 41 自由端 24 穿孔 42 固定端 3 自動回復單元 5 掣動裝置 31 渦捲型彈簧 51 滑輪 311 固定端 52 阻尼器 312 施力端 6 拉門 32 調整軸 7 門框Embodiment: It comprises a casing unit 2, an automatic recovery unit 3, a rope body 4 and a -f moving unit 5. Reference _3 is a stereogram of the preferred embodiment after the touch. Referring to FIG. 2, the power unit 2 includes a housing body 21 defining a accommodating space 211 and having a rectangular parallelepiped, and a plurality of positioning portions formed on the inner surface of the housing body 21 and protruding toward the accommodating space 211. In the block 22, an opening 23 and a circular through hole 24 communicating with the valley space 211 are formed in the casing body 21. The lengthwise positioning stops 22 are radially arranged with the perforations 24 as an axis. In the preferred embodiment, the positioning stops 22 are formed integrally with the housing body 2 1 , and are formed by the shell body 21 inwardly stamping. , its surface is smooth. Referring to Figures 2 and 4', the automatic recovery unit 3 is disposed in the accommodating space 2, which includes a scroll spring 31, an adjustment shaft 32, a positioning member B, and a reel 34. The scorpion scorpion is disposed in the reel 34 and has a fixed end 311 fixed to the adjustment shaft 32 and a urging end connected to the reel 34. The adjusting shaft 32 is pivotally disposed on the shell body 21 and located in the accommodating space 2 ι. Referring to FIG. 3 ′, a screw driver (not shown) can be used to adjust the shaft 32 through the through hole 24, thereby tightening the scroll spring 31 or the dilating scroll. The spring 31 is used to adjust the spring force of the scroll spring 31. Referring to FIG. 2, FIG. 5 and FIG. 6, the positioning member 固定 is fixed on the adjusting shaft 32, and has an abutting portion 331 protruding from the outside of the adjusting shaft 32. With the rotation of the adjusting shaft 32, the abutting portion 331 can be used. A positioning stop 22 interferes with each other to stop the adjustment shaft 32 from rotating freely. Referring to Figures 2 and 4, the cord body 4 has a free end 41 and a fixed end 42. The fixed end 42 is fixed to the reel 34. The free end 41 passes through the opening 23 and passes out of the shell body 21 to apply an external force to the rope body. The free end 41 of the 4, that is, the part of the rope body 4 can be pulled out of the casing unit, and at the same time, the reel 34 is rotated to accumulate the restoring force. When the external force disappears or there is no external force, the restoring force of the chip spring 31 is pulled out of the rope body 4 outside the casing body 21 and retracted into the casing body 21, and by rotating the reel 34, the rope body 4 is wound around On the outer surface of the volume 34. Referring to Figures 2 and 4, the slinging device 5 is disposed on the casing body 21 and located in the accommodating space 211 near the opening 23 and partially protrudes from the opening 23, and includes a pulley 51 and a damper 52. The pulley 51 is wound by the rope body 4 and 6 M392229 • interlocks with the rope body 4. The damper 52 is coupled to the pulley 51 and rotated in synchronization, and the swaying function of slowing the rotation speed of the pulley 51 can be performed for a single rotation direction 1 of the pulley 51 (i.e., clockwise in Fig. 4). Referring to Figure 7, the adjustable speed automatic closing device can be mounted on a sliding door 6 which can be pulled or closed along the track of a door frame 7. Referring to Fig. 7, the 'sliding door 6 is in a closed state'. The free end 41 of the rope body 4 is fixed to the door frame 7'. The user pulls the sliding door 6 by hand (not shown), and causes the sliding door 6 to move from the closed state shown in FIG. 7 to the pulled-open state as shown in FIG. 8. At this time, part of the rope body 4 also follows It is pulled out of the shell body 21, thereby driving the reel 34, and the thirsty spring Μ is reached by the unstressed state as shown in FIG. 9 , and the wrap spring 31 is bundled. Shrink the state and accumulate the "recovery force." When the hand is released from the sliding door 6, the restoring force of the scroll spring 31 is pulled out of the casing 4 outside the casing body 21 and retracted into the casing body 21, and wound around the outer surface of the drum 34. The pulley 51 is rotated by the rope body 4 to rotate clockwise in the figure, and the damper 52 functions as a swaying function, and the rope body 4 is recovered in a quick and slow manner. • When the sliding door 6 is about to close, the sliding door is gradually slowed down. 6 Close the speed, and avoid # to avoid the accident caught by the sliding door 6, and finally the sliding door 6 will return to the closed state as shown in Figure 7. In summary, when the sliding door 6 is pulled, part of the rope body 4 is pulled out of the casing unit 2, and at the same time, the scroll spring 31 accumulates a restoring force, and the restoring force is matched with the damper 52. When the external force disappears, the rope body 4 pulled out of the casing unit 2 can be automatically retracted in an emergency manner. Further, the abutting portion 331 of the clamping member 33 can interfere with any of the positioning members 22 to fix the adjusting shaft 32', and the speed adjustment for the recovery speed of the rope body 4 can be easily adjusted to be used for 7 M392229, thereby reducing the components. And the ease of assembly, so it can achieve the purpose of this new type. However, the above is only the preferred embodiment of the present invention, and the scope of the present invention cannot be limited thereto, that is, the simple equivalent change and modification of the patent scope and the novel description of the novel towel. , are still within the scope of this new patent. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a cross-sectional view showing a conventional sliding door self-closing device; FIG. 2 is an exploded perspective view showing a preferred embodiment of the novel adjustable simple automatic closing device; Figure 4 is a front elevational view of the preferred embodiment; Figure 5 is a partial cross-sectional view showing the state in which the positioning member is blocked by the positioning block; Figure 6 is a partial perspective view The schematic diagram illustrates the relationship between the positioning member and the positioning block; FIG. 7 is a schematic view showing the state in which the new type is mounted on the sliding door and the sliding door is closed; FIG. 8 is a schematic view showing the present invention installed on the sliding door FIG. 9 is a cross-sectional view showing the state of the scroll-type elastic piece when the sliding door is closed; and FIG. 10 is a cross-sectional view showing the vortex of the present invention when the sliding door is pulled apart The state of the roll type shrapnel. 8 M392229 [Description of main component symbols] 2 Housing unit 33 Positioning member 21 Housing body 331 Abutment section 211 Housing space 34 Reel 22 Positioning stopper 4 Rope body 23 Opening 41 Free end 24 Perforation 42 Fixed end 3 Automatic recovery unit 5 raking device 31 scroll spring 51 pulley 311 fixed end 52 damper 312 urging end 6 sliding door 32 adjusting shaft 7 door frame