M376204 五、新型說明： 【新型所屬之技術領域】 本創作係指一種滑執之自動關閉裝置，係指一種兼具滑轨之 自動關閉功能以及相對提昇滑執之結構強度的滑執自動關閉裝 置。 【先前技術】 按，同一申請人之新型第M300487號「抽屜滑執之自動關閉 • 裝置」專利案的内容中乃揭露了由滑座(911)(請另配合參考圖一所 不）、滑塊(912)、滑鉤(913)、彈簧(914)、連動桿(915)等構件所組 成之自動關閉裝置(91)，其中滑座(911)係設於外滑執(92)之後側， 而連動桿(915)則係設於内滑執(94)之後側，經查此種自動關閉裝置 乃堪稱實用，唯其美中不足的地方乃在於中滑軌(93)之後側為了避 開雜洲)之前側(随)的高度必須具有較大面積的槽孔(931)， 進而降低結構強度且亦限制了情軌(93)之長度並相對降低了滑 籲執之負載，進而亦限制了其適用範圍。 本創作者乃有鐵於此’乃以兼具自魏以及不影響滑 執之負載輕提砂崎狀良，_出—種雜 閉奘 署作之主要目的乃在於提供—種滑軌之自動關閉裝 =固:架之滑座的厚度較薄，當中滑執向後歸復滑移時不會 『構強度並擴大滑執 大面積之軸孔來避嶋滑執之後側開設較 3 之負载範圍，進而亦提高魏之適用性。 本"倉H乍之 g : 〆斗 _人—目的乃在於提供一種滑執之自動關閉裝置，其M376204 V. New description: [New technical field] This creation refers to a sliding closure automatic closing device, which refers to a sliding automatic closing device that has both the automatic closing function of the sliding rail and the structural strength of the relative lifting slip. . [Prior Art] According to the same applicant's new type M300487 "Automatic Shutdown of the Drawer Sliding Device", the contents of the patent case are revealed by the slide (911) (please cooperate with the reference figure 1) An automatic closing device (91) composed of a member such as a block (912), a sliding hook (913), a spring (914), and a linkage rod (915), wherein the sliding seat (911) is disposed on the rear side of the outer sliding handle (92) The linkage rod (915) is located on the rear side of the inner slide (94). It is considered practical to check the automatic closing device. The only drawback is that the rear side of the middle slide rail (93) is to avoid The height of the front side (with) must have a larger area of the slot (931), which in turn reduces the structural strength and also limits the length of the range (93) and relatively reduces the load on the slippery call, which in turn limits Its scope of application. The creator of this creator has the iron-bearing effect of the self-property and the load that does not affect the slippery. The main purpose of the _--------------------------------- Packing = solid: The thickness of the sliding seat of the frame is relatively thin, and the sliding of the slider will not “build the strength and expand the shaft hole of the sliding area to avoid the load range of the rear side of the sliding door. In turn, it also improves the applicability of Wei. This "仓H乍之 g : 〆 _ _ people - the purpose is to provide a slippery automatic closing device,
係藉由固定祭、产换 A ； >s β现、彈簧、滑鉤與連動件等構件所組成之自動 關閉裝置，乃具有自_閉之效果。 、、本幻作之再一目的乃在於提供一種滑軌之自動關閉裝置，其 滑釣=設有-補败位槽孔，萬—外滑執安裝之前後距離公差太 V致π鉤之定位觸無法被連麟之定位鉤部勾住或者因抽 籲拉抽屜之動作過猛等不當操作或其他因素導致滑鉤之定位釣槽脫 ^連動件之定位鉤部’令滑鉤被彈簧之歸復力量絲拉回時仍可 曰由該連動件之德娜勾住滑鈞之補助定位槽孔以恢復正 自動關閉功能。 【新型内容】 =軌之自動關閉裝置，係包括有外滑執、中滑執、内滑 * m滑鉤、連動件等構件所組成，除了具 ==，其固定架之滑座的厚度較薄，當她咖 滑移時不a』座之前侧干涉碰撞，且由於不需 ===絲靖座，相_加結2 並擴大滑執之__，進而亦提高滑軌之適用性。 茲配合囷式詳加說明如后。 【實施方式】 括有： 如圖二〜圖十所示，本創作—種滑執之自動_ ， 置，係包 4 M376204 j 暴 i 外滑執(21)，係藉其底端面與櫃體(圖未示)之相對内側固定； ;中滑執(23)，係可在外滑執(21)中往復滑動，其係-體成形而在中 夬形成軸向之门形部(MIX參考圖三），且該门形部(231)之後側 • 端具有一小缺槽(2311); 内滑執(22) ’财在巾賴23)t往復義，乃難底端面固定於 抽屜(圖未示)之相對外侧； 固定架(⑽參考圖四〜圖六）’係在其後侧設有數定位孔(购可 • 與抽展龍(2)之外滑軌(21)的底端面所一體沖壓成形之凸卡(圖 未示)嵌套連結或以鎖固或其他方式與該外滑執(21)之底端面連 結固定，而該外滑執(21)則係另藉鎖固元件(圖未示)與櫃體之内 侧壁的侧邊鎖固連結，該固定架⑴之後側具有卡槽(1〇3)(參考圖 五)可供彈簧(3〇)之另-側(3〇2)勾設定位，而該固定架⑴之前侧 則為厚度較薄之滑座⑼’該滑座(11)之底壁面並具有導溝 (in) ’而該滑座(11)之其中一側壁並具有凹入部⑽），且該滑 • 座(11)相鄰該凹入部(112)的部位另設有内定位凸部(113); 滑塊⑶(參考目五)’係底部具有滑槽(31)以供對應滑套於固定架⑴ 之滑座(11)(參考圖四、圖六）’而令該滑塊⑶可在滑座⑼上方 • 前齡麟移，騎塊⑶之_各具有鉤部(32)可供與彈簧(3〇) 之-側(30】)連接，該滑塊⑶並具有一枢槽⑼可供與滑釣⑷之 樞軸(411)樞接； 滑鉤(4) ’其後侧係為較薄部位(41)，且該較薄部位⑷)並具有枢軸 (411)可與魏⑶之姉(Μ)插接，而令滑鉤⑷呈可偏擺狀態， 5 且前述較薄部位⑼之底部另具有一導柱(4響考圖七)可伸 ：入於固卿)之卿D的導溝__參考叫該滑· 並具有-開放狀態的定位釣槽(42)，該定位釣槽陳後側並相 鄰-«壁(43)，另外該滑鉤⑷之一側具有弧凸摩)可供導入 固定架⑴之滑座⑼的凹入部⑴2)(另參考圖十一），該滑釣⑷ 之底部並具有一定位槽(45)(另參考圖七）； 連動件㈣，係藉鉚釘㈣鉚合或以鎖固元件等鎖固方式固定於 • 内滑執(22)之後側，乃係為塑膠材質，該連動件㈣並具有-定 位鉤部(22H)，藉由奴位鉤部(2211)之鉤部(2212)可供勾套或 脫離滑鉤(4)之定位鉤槽(42); 藉由前述構件之組成，當抽屜連同内滑軌(22)被向外拉時，其 連動件(221)即藉其定位鉤部(2211)之鉤部連動滑釣⑷之定 位鈞槽(42)而令滑釣(4)可藉其底部之導柱㈣順著固定架⑴之滑 座(11)的導溝(111)向前滑移，相對令滑塊⑶亦被向前連動而滑移 φ且亦拉伸彈簧(3〇) ’當滑鉤(4)之一側弧凸塊(Μ)滑移至滑座(⑴的 凹入部(112)時即可順勢導入該狀部⑽(參考圖十一），並同時 可由該滑釣⑷之定位槽㈣與滑座(n)之内定位凸部(113)抵靠定 位(參考圖十四)，因而令内滑執(22)之連動件㈣的定位釣部即1} 之釣部(2212)可脫離該滑鉤(4)之定位鉤槽(42)而令内滑執⑼可繼 續向前滑移(參考圖十二)以將抽屜打開；反之，當抽展連同内滑軌 (22)向後歸復滑移時，其連動件(221)之定位釣部(m)之釣部(m) 即可向後頂#滑鉤(4)之定位鉤槽(42)才_之抵靠壁(43)而令滑鉤⑷ 可偏轉’並令連動件(221)之定位鉤部(2211)之鉤部(2212)勾住滑鉤 ()之疋位釣槽(42) ’同時令滑鉤(4)的定位槽⑼可脫離滑座(U)之 内疋位凸部(113)，而同時該滑鉤(4)之弧凸塊(44),亦離開滑座⑼ 之凹入部(112)，進而令滑鉤與滑塊(3)可藉彈簧(3〇)之歸復力量 °月座(11)之導溝(111)的後側滑移，相對亦令滑釣⑷藉其定位釣 槽(42)連動内滑執(22)之連動件(221)的定位鉤部(2211)之釣部 (2212)-起向後滑移歸位(參考圖十），而達到自動關閉效果。 再者’岫述固定架(1)之滑座(u)的後側係可進一步設置一定位 槽(1M)(參考圖六)可供後設或鎖固或其他方式裝設一油壓缸⑺， 而該油壓缸(5)之軸心(51)的-侧(5丨丨)射供與滑塊⑶所設嵌槽 (34)(參考圖五)嵌套連接’進而當滑塊⑶藉由彈箸⑽之彈性力量 向後歸復_時，可藉油壓鄉)之軸心(51)_油故(5)内所產 生之油壓阻力叫低滑塊⑶向後歸復滑移之速度，相對令滑釣⑷ 與内滑軌(22)所賴之抽肠贿赌移之速度誠緩而具有緩 衝作用’以防止抽屜向後歸復滑移時產生劇烈抖動，並相對亦具 有可降低噪音與減少構件損壞並提高使用壽命之優點。 另者，前述之滑鉤(4)的定位鉤槽(42)之前側乃相間隔設有一接 近於該疋位鉤槽(42)之補助定位槽孔(46),萬一外滑執(21)安裝之 刖後距離公差太大而導致滑鉤(4)之定位鉤槽(42)無法被連動件 (221)之定位鉤部(2211)的鉤部(2212)勾住或者因抽拉抽屜之動作 過猛等不當操作或其他因素導致滑釣⑷之定位鉤槽⑽脫離連動 件(221)之疋位鉤部(22η)的鉤部(2212)，令滑鉤(4)被彈簧(3〇)之彈 M376204 > t 性歸復力量先行拉回時，只要將内滑執(22)向内滑移歸位即可利用 前述滑鉤⑷之補助定位槽孔(46)將連動件(221)之定位鉤部(2211) ’ 的釣部(22卬勾住(另參考圖十三），當内滑執(22)連同抽屜向外拉 出之後’則同樣可令滑鉤(4)之弧凸塊(44)順勢導入滑座(11)之凹入 部(112)(參考圖十一），並令該滑鉤(4)之定位槽參考圖十四)亦 抵靠於滑座(11)之内定部凸部(13)，因此亦令内滑軌(22)之連動件 (221)的定位鉤部(2211)之鉤部(2212)可脫離滑鉤⑷之補助定位槽 φ孔(46)而可繼續向前滑移以將抽屜打開，而抽屜連同内滑執(22)向 後歸復原位時則又恢復正常之自動關閉功能。 又，前述中滑軌(23)之中央具有軸向之门形部(231)(參考圖 三）’且該门形部(231)之後側形成小缺槽(2311)，進而當該中滑執 ⑼向後滑移時可藉該q形部(則跨過固定架⑴之滑座⑼前側 以避免產生干涉碰撞。 另外，刚述外滑軌(21)之後側可進一步增設定位孔(2ii)(參考 _圖二）’可藉鎖固元件(圖未示)與櫃體鎖固連結，相對可增加組裝 後之穩固性。 、、 再者，前述滑塊(3)之前端的兩側係一體設有彎折部(35)，進而 當中滑軌(23)向後滑移而由該中滑軌(23)之後側端頂靠該彎折部 (35)時可具有緩衝效果。 綜上所述，本創作可歸納具有下列增進功效： 1.固定_之滑酬的厚度較薄，#中滑_向後歸復滑移時 可以藉由中滑執(23)之η形部_直接跨過滑座⑼之前側以 8 204 避免產生干涉碰撞’且由於不需另外在中滑軌㈣之後側開設較 大面積之開放槽孔來避開滑座⑼，相對可增加結構強度並擴大 滑軌之負載範圍，進而亦提高滑執之適用性。 2. 猎由固疋架⑴、滑塊⑶、彈簧(3〇)、滑鉤⑷與連動件即)等構 件所組成之自動關閉裝置，乃具有自動關閉之效果。 3. 外/月執(2i)之後侧可進一步增設定位孔(2n)以供與櫃體進一步 鎖固連結而增加裝後之穩固性。 4. /月鉤(4)另β又有一補助定位槽孔(46)，萬一外滑執(以)安裳之前後 距離公差太大而導致滑釣⑷之定位鉤槽⑼無法被連動件(2叫 之定位釣部(2211)的鉤部(2212)勾錢者因抽拉抽屜之動作過猛 等不當操作或其侧料致_(4)之定位_(42)脫離連動件 (221)之疋位鉤部(22〗〗）的鉤部(2212)，令滑鉤(4)被彈簧(3〇)之歸 復力量先行拉回時仍可藉由該連動件(221)之定位鉤部(2211)的 鉤部(2212)勾住滑鉤(4)之補助定位槽孔(46)以恢復正常之自動 關閉功能。 是以，本案創作乃確具其實用增進功效，乃謹以新型專利申 請之，懇請鈞局貴審查委員予以詳查並賜准專利，至感德便。 惟，以上所述者僅為本創作之較佳實施例而已，當不能以之 限定本創作實施之範圍，舉凡依本創作申請專利範圍所作之均等 變化與修飾皆應仍屬本創作涵蓋之專利範圍内。 【圖式簡單說明】 圖一係習用滑軌自動關閉裝置其中内滑執分解狀態之立體圖。 圖二係本創作實施例之立體圖。 圖三係本創作實施例 J心另一角度立體圖。 圖四係本創作實施例1由 & 置之另—角度立體放大圖。 圖五4本創作實施例复中 圖 ，、自動咖裝置之另—肖度立體放大分解 圖六係本創作實施例1中 自動關閉裝置之底視部份構件立體放大 分解圖。 圖七係本_實施例其中滑敵底視立體放大圖。 圖八係本鋪實施例其中哺軌與連動狀立體分解圖。 圖九係本創作實麵其巾畴軌鱗動狀立體組合圖。 圖十係本！j作實齡j其切鉤辆崎軌之連動件向後歸位之後 的俯視放大示意圖。 圖十-係本創作實施中滑鉤之弧凸塊導人在滑座之凹入部的 俯視放大示意圖。 圖十二係本創作實施例其中滑鉤之弧凸塊導人在滑座之凹入部且 連動件向前脫離後的俯視平面放大示意圖。 圖十二係本創作實施例其中滑鉤之補助定位槽孔被連動件之定位 釣部勾住的俯視平面示意圖。 圖十四係本辦實施㈣憎敵雜槽被雜之内定位凸部抵 靠定位的平面示意圖。 【主要元件符號說明】 (1)1&架 （101)定位孔 M376204 (103)卡槽 (111)導溝 (113)内定位凸部 (2)抽屜滑軌 (211)定位孔 (221)連動件 (2212)(32)鉤部 > (23)中滑軌 (2311)小缺槽 (30)彈簧 (302)另一側 (33)樞槽 (35)彎折部 (41)較薄部位 φ (412)導柱 (43)抵靠壁 (45)定位槽 (5)油壓缸 (11)滑座 (112)凹入部 (114)定位槽 (21) 外滑軌 (22) 内滑執 (2211)定位鉤部 (222)鉚釘 (231)门形部 (3) 滑塊 (301)(511)—側 (31)滑槽 (34)嵌槽 (4) 滑鉤 (411)樞軸 (42)定位鉤槽 (44)弧凸塊 (46)補助定位槽孔 (51)轴心 11It is an automatic closing device consisting of fixed sacrifice, production and replacement A; >s β present, spring, sliding hook and linkage, etc., which has the effect of self-closing. Another purpose of the illusion is to provide an automatic closing device for the sliding rail, the sliding fishing=there is a set-replacement slot hole, and the distance tolerance before and after the installation of the outer sliding is too V-position of the π hook The touch can not be hooked by the positioning hook of Lianlin or the excessive operation due to the action of pulling the drawer, or other factors, causing the positioning of the sliding hook to remove the positioning hook of the linkage, so that the sliding hook is returned by the spring When the multi-strength wire is pulled back, the Dena of the linkage member can still hook the auxiliary positioning slot of the sliding raft to restore the automatic closing function. [New content] = automatic closing device for rails, including outer sliding, medium sliding, inner sliding * m sliding hook, linkage and other components, except for ==, the thickness of the sliding seat of the fixed frame Thin, when her coffee slips, it does not interfere with the front side of the seat, and because it does not need === silk seat, phase _ add 2 and expand the slippery __, which also improves the applicability of the slide. Please refer to the detailed description of the 囷 style as follows. [Embodiment] Enclosed: As shown in Figure 2 to Figure 10, the creation of the type of automatic sliding _, set, the package 4 M376204 j violent external sliding (21), by its bottom end and the cabinet (not shown) is fixed on the opposite side; the middle slide (23) is reciprocally slidable in the outer slide (21), which is formed by the body and forms an axial gate in the middle (MIX reference map) c), and the rear side of the portal (231) has a small missing slot (2311); the inner sliding (22) 'crowded in the towel 23' t reciprocating, but the bottom end is fixed to the drawer (Figure The opposite side of the bracket; ((10) refer to Figure 4 to Figure 6) is provided with a number of positioning holes on the rear side (the bottom end of the slide rail (21) outside the pumping dragon (2) The integral stamping formed convex card (not shown) is nested or fixedly connected with the bottom end surface of the outer sliding handle (21) by locking or other means, and the outer sliding handle (21) is additionally locked by the locking element. (not shown) is fixedly coupled to the side of the inner side wall of the cabinet, and the rear side of the fixing frame (1) has a card slot (1〇3) (refer to FIG. 5) for the other side of the spring (3〇) (3) 〇 2) check the setting bit, and the front side of the holder (1) is The slider (9) having a relatively small thickness has a bottom wall surface of the slider (11) and has a guide groove (in) and one of the side walls of the slider (11) has a concave portion (10), and the sliding seat (11) The portion adjacent to the concave portion (112) is further provided with an inner positioning convex portion (113); the slider (3) (refer to the fifth item) has a sliding groove (31) at the bottom for corresponding sliding of the sliding sleeve on the fixing frame (1) Block (11) (refer to Figure 4, Figure 6)', so that the slider (3) can be above the slide (9) • The front age is moved, and the ride block (3) has a hook (32) for the spring (3〇) ) - the side (30) is connected, the slider (3) has a pivot groove (9) for pivoting with the pivot (411) of the fishing tackle (4); the sliding hook (4) 'the rear side is a thinner part ( 41), and the thinner portion (4)) has a pivot (411) that can be inserted with the weir (3), and the sliding hook (4) is biased, 5 and the bottom of the thinner portion (9) has another A guide column (4 ring test Figure 7) can be extended: into the guide groove of the Qing D) __ reference to the slide · and has an open state of the positioning fishing trough (42), the positioning trough Side and adjacent - «wall (43), in addition one side of the sliding hook (4) has an arc convex for feeding and fixing (1) The recessed portion (1) 2) of the carriage (9) (see also FIG. 11), the bottom of the slipper (4) has a positioning groove (45) (see also FIG. 7); the linkage (4) is riveted by a rivet (4) or It is fixed to the rear side of the inner slide (22) by a locking component or the like, and is made of a plastic material. The linkage (4) has a positioning hook portion (22H), and the slave hook portion (2211) The hook portion (2212) is adapted to be hooked or detached from the positioning hook groove (42) of the sliding hook (4); by the composition of the foregoing members, when the drawer is pulled outward together with the inner sliding rail (22), the linking member thereof ( 221) by means of the hook portion of the positioning hook portion (2211), the positioning groove (42) of the fishing line (4) is linked to the sliding guide (4) by the bottom guide post (4) along the sliding seat of the fixing frame (1) (11) The guide groove (111) slides forward, so that the slider (3) is also moved forward and slips φ and also stretches the spring (3〇) 'When one of the sliding hooks (4) is an arc bump (Μ When sliding to the sliding seat ((1), the concave portion (112) can be introduced into the shape (10) (refer to Fig. 11), and at the same time can be positioned within the positioning groove (4) and the sliding seat (n) of the fishing (4) The convex portion (113) abuts against the positioning (refer to FIG. 14), thereby causing the inner sliding (22) The positioning portion of the linkage (4), that is, the fishing portion (2212), can be disengaged from the positioning hook groove (42) of the sliding hook (4) so that the inner sliding (9) can continue to slide forward (refer to FIG. 12) In order to open the drawer; conversely, when the pumping and the inner slide rail (22) are back-sliding back, the fishing part (m) of the positioning part (m) of the linking member (221) can be moved back to the top # slide hook (4) The positioning hook groove (42) only abuts against the wall (43) so that the sliding hook (4) can be deflected 'and the hook portion (2212) of the positioning hook portion (2211) of the linking member (221) is hooked The hook () of the fishing trough (42) ' at the same time allows the positioning groove (9) of the sliding hook (4) to be disengaged from the inner convex portion (113) of the sliding seat (U) while the arc of the sliding hook (4) The protrusion (44) also leaves the concave portion (112) of the sliding seat (9), so that the sliding hook and the sliding block (3) can be restored by the spring (3〇). The guiding groove of the lunar seat (11) (111) The rear side slips, and the fishing unit (2212) of the positioning hook (2211) of the linkage (221) of the linkage (22) is interlocked by the positioning fishing trough (42). Sliding home (refer to Figure 10), and achieve automatic closing effect. Furthermore, the rear side of the carriage (u) of the fixed frame (1) can be further provided with a positioning groove (1M) (refer to FIG. 6) for rear mounting or locking or other installation of a hydraulic cylinder. (7), and the - side (5丨丨) of the axial center (51) of the hydraulic cylinder (5) is provided in a nested connection with the slot (34) provided in the slider (3) (refer to FIG. 5) and thus as a slider (3) By returning to the _ by the elastic force of the magazine (10), the oil pressure generated in the shaft (51)_oil (5) can be called the low slider (3). The speed is relatively slow and has a cushioning effect on the speed of the fisherman's (4) and the inner slide rails (22), so as to prevent the drawer from slamming back and forth, causing severe vibration, and relatively Reduce noise and reduce component damage and increase service life. In addition, the front side of the positioning hook groove (42) of the sliding hook (4) is provided with a supplementary positioning slot (46) close to the clamping hook groove (42), in case the outer sliding handle (21) The distance tolerance after installation is too large, so that the positioning hook groove (42) of the sliding hook (4) cannot be hooked by the hook portion (2212) of the positioning hook portion (2211) of the linking member (221) or by pulling the drawer Excessive operation or other factors cause the positioning hook groove (10) of the fishing tackle (4) to be disengaged from the hook portion (2212) of the clamping hook portion (22n) of the linking member (221), so that the sliding hook (4) is spring (3) 〇)The bomb M376204 > t The returning force is pulled back first, as long as the inner sliding (22) is slid inward, the interlocking member (46) of the sliding hook (4) can be used to connect the linkage ( 221) The fishing part of the positioning hook (2211) ' (22 卬 hook (see also Figure 13), when the inner sliding (22) is pulled out together with the drawer, 'the same can make the sliding hook (4) The arc bump (44) is introduced into the concave portion (112) of the sliding seat (11) (refer to FIG. 11), and the positioning groove of the sliding hook (4) is also referred to the sliding seat (refer to FIG. 11) the inner projection (13), thus also the linkage of the inner slide (22) (221) The hook portion (2212) of the positioning hook portion (2211) can be disengaged from the auxiliary positioning groove φ hole (46) of the sliding hook (4) and can continue to slide forward to open the drawer, and the drawer together with the inner sliding handle (22) When the home position is restored, the normal automatic shutdown function is restored. Further, the center of the middle slide rail (23) has an axial gate portion (231) (refer to FIG. 3)' and a small missing groove (2311) is formed on the rear side of the gate portion (231), thereby further When the (9) slides backward, the q-shaped portion can be borrowed (the front side of the carriage (9) of the fixed frame (1) is crossed to avoid an interference collision. In addition, the position of the position hole (2ii) can be further added to the rear side of the outer slide rail (21). (Refer to Fig. 2) 'The locking element (not shown) can be locked with the cabinet to increase the stability after assembly. Moreover, the front side of the slider (3) is integrated on both sides. A bent portion (35) is provided, and the middle slide rail (23) is slid rearwardly to have a cushioning effect when the rear side end of the middle slide rail (23) abuts against the bent portion (35). This creation can be summarized as follows: 1. The thickness of the fixed _ slip is thinner, #中中滑_backward slid back can be directly slipped by the n-shaped part of the middle slippery (23) The front side of the seat (9) avoids the occurrence of an interference collision by 8 204 and avoids the sliding seat (9) by opening a large area of the open slot on the rear side of the middle slide rail (four), thereby increasing the structure. Strength and increase the load range of the slide rail, which in turn increases the applicability of the slippery. 2. Hunting consists of solid truss (1), slider (3), spring (3 〇), sliding hook (4) and linkage (ie) The automatic closing device has the effect of automatically closing. 3. The rear side of the outer/monthly (2i) can be further added with a set hole (2n) for further locking connection with the cabinet to increase the stability of the post-installation. 4. / month hook (4) another β has a supplementary positioning slot (46), in case the outer slippery (to) Anshang before and after the distance tolerance is too large, the sliding fishing (4) positioning hook groove (9) can not be linked (2) The hook part of the positioning fishing part (2211) (2212) is unscrupulous due to excessive movement of the drawer or its side material _(4) Positioning_(42) Detachment (221) The hook portion (2212) of the hook portion (22), so that the sliding hook (4) can be pulled back by the returning force of the spring (3〇) can still be positioned by the linking member (221) The hook portion (2212) of the hook portion (2211) hooks the auxiliary positioning slot (46) of the sliding hook (4) to restore the normal automatic closing function. Therefore, the creation of the case has its practical improvement effect, For the application of a new type of patent, please ask the review board of the board of directors to examine and grant the patent in detail, but to the extent that it is the only preferred embodiment of the creation, the above is not limited to the implementation of this creation. Scope, all changes and modifications made in accordance with the scope of patent application for this creation shall remain within the scope of patents covered by this creation. [Simplified illustration] Figure 1 is a customary rail Fig. 2 is a perspective view of the present embodiment of the present invention. Fig. 3 is a perspective view of the other embodiment of the present invention. Fig. 4 is a perspective view of the present embodiment. 3D enlarged view of the angle. Fig. 5 is a complex middle view of the present embodiment, and the other is a three-dimensional enlarged exploded view of the bottom part of the automatic closing device in the first embodiment of the present invention. Figure 7 is a three-dimensional enlarged view of the bottom view of the sliding body. Figure 8 is a three-dimensional exploded view of the feeding and interlocking of the embodiment of the present shop. Fig. Ten is the original! j is the real-aged j. The hook of the hook rail is the enlarged view of the rear view after the homing. Figure 10 - The arc bump of the sliding hook is guided by the sliding seat. FIG. 12 is an enlarged plan view showing a plan view of the concave portion of the slider in the concave portion of the slider and the forward movement of the linkage member. FIG. Example of a slide hook The top view of the auxiliary positioning slot is hooked by the positioning part of the linkage. Figure 14 is a plan view of the positioning of the positioning convex part within the miscellaneous groove of the enemy. 】 (1) 1 & rack (101) positioning hole M376204 (103) card slot (111) guide groove (113) positioning convex part (2) drawer slide (211) positioning hole (221) linkage (2212) ( 32) Hooks> (23) Middle slide rails (2311) Small missing slots (30) Springs (302) The other side (33) The pivoting groove (35) The bent portion (41) The thinner portion φ (412) Column (43) abutting wall (45) positioning groove (5) hydraulic cylinder (11) sliding seat (112) concave portion (114) positioning groove (21) outer sliding rail (22) inner sliding (2211) positioning hook Part (222) rivet (231) portal (3) slider (301) (511) - side (31) chute (34) slot (4) slide hook (411) pivot (42) positioning hook slot (44) Arc bump (46) assisted positioning slot (51) axis 11