5 5M246418 捌、新型說明： 【新型所屬之技術領域] 本創作該早向自動上鎖天地检結構改良（二），主要 係在於：該天地栓係由盒本體、栓體、連接桿、彈復元件 、樞動臂、單向控她、複數個定位梢、盒蓋板、盒鎖板 所組成；其中：該盒本體係由盒鎖板言曼置在門邊開關的上 、下位置處，與另-朗同時開啟或關，該盒本體設有 軸向穿孔倾向穿孔，該盒本體對應於軸向穿孔處設有定 位板，該定位板設有對應於軸向穿孔的軸孔，可供連接桿 貫穿之用，該連接桿外端與栓體固定，該連接桿中段套設 有彈復元件，提供該連接桿與栓體向内縮入盒本體的彈力 ，該連接桿内端由定位梢樞設於樞動臂一端，該柩動臂中 央由疋位梢樞设於盒本體，令該樞動臂以定位梢為軸擺動 ，該單向控制紐由定位梢樞設於盒本體的徑向穿孔處，該 單向控制鈕在迎向另一扇門的關閉方向處設有導引斜面， 當另一扇門關閉時，即會向内壓縮該單向控制鈕，使柩動 臂呈擺動狀態，藉以帶動該連接桿與栓體向外定位於門框 的上、下疋位孔座中；反之，當該扇門開啟時，該彈復元 件即會令該連接桿與栓體向内縮入，讓兩扇門可以同步開 啟或關閉，為其特徵者。 【先前技術】 按以，前獲鈞局公告核准，公告編號：第五四七五 二七號「防火自動天地插銷結構改良」新型專利案，依其 申請專利範圍所揭露的結構内容，得知：係由一鎖體(21) 、一頂座（25)、一凸舌（214)·、一推座（28)與一連軸座（2 M246418 9)所組成，其中該鎖體（21)之内凹處設一頂座（25)，該頂 座（25)上焊設一短圓桿（251).，且於短圓桿（251).頂端固 設螺紋（252)，，又該短圓桿（251).上套設一彈簧（24)，另 該頂座（25)穿及於上固片（22)與下固片（23)中央所設之圓 孔（253).，並於短圓桿（251).頂端連設圓桿（220).與凸桿 頭（221)·，該圓桿（220)·下端軸向含設螺孔（254).並與螺 紋（252)·鎖固，另該頂座（25)下方設一頂銷（213).，並開 設連桿孔（26)，該連桿孔（26)係供連桿（28)鑲套彈篑(27) 後穿設再彎折之用，該裝設於門板後並以固板（222).覆於 支撐座（33)與鎖體（21)鎖固，並加覆一外蓋（218).;其特 徵在於··該鎖體（21)下方開設一槽（255).及槽溝（256).其 係供凸舌（214)·穿設及於槽溝（256)·上滑動，該凸舌（214 ).後方接設連軸座（29)，又該連軸座（29)前端開設一凹槽 ’並接設一連桿及彈殼，另該連轴座（29)上端開設一插銷 孔（210)· ’另該鎖體（21)亦設一插銷孔（211).，其以一插 銷（212)·穿設鎖體（21)與連軸座（29)之插鎖孔(211). (210 )·，固定該連軸座（29)於鎖體（21)内之凹槽，該連軸座（2 9)於凸舌（214)·推伸時，其以插銷（212),為軸再以連桿（2 8)推伸頂座（25)者。 惟上述「防火自動天地插銷結構改良」新型專利案， 在實際應用上，卻仍然存在下列幾項尚待克服解決的問題 與缺失。 一、上述「防火自動天地插銷結構改良」新型專利案 的組成元件多、而且每一元件的形狀、構造複雜，不但製 作不容易’成本亦較高，同時組裝上較為困難。 007723 M246418 二、上述「防火自動天地插銷結構改良」新型專利案 的連軸座（29)於凸舌（214).推伸時，其以插鎖（212)為袖 再以連桿（28)推伸頂座（25) ’由於頂座（25)的大小與鎖體 (、21)内凹處相當，而且連桿（28)的推力若稍微有偏差，頂 座（25)與鎖體(21)之間即會出現阻礙干涉的現象，造成頂 座（25)移位困難的情形，操作上較不靈活，相對地故障率 也較高。 【新型内容】 本創作人目前從事各式鎖具及其相關產品的製造'設 計，累積多年的實務經驗與心得，針對上述新型專利前案 所既存的問題與缺失，積極地投入創新與改良的精神，所 完成的一單向自動上鎖天地栓結構改良（二 新型解決問題一所應用的技術手段以及對照先前技術 的功效一係在於：該天地栓係由盒本體、拴體、連接桿、 彈復元件、樞動臂、單向控制鈕、複數個定位梢、盒蓋板 、盒鎖板所組成，其中該單向控制鈕亦係由定位梢樞設於 盒本體對應於彳望向穿孔處，而該樞動臂則係由定位梢樞設 於盒本體對應於單向控制鈕處，令該樞動臂與單向控制鈕 可以形成相對的擺動作用，再由定位梢將連接桿與樞動臂 樞設成一體，無論是組成元件，或是每一元件的形狀、構 造均非常簡單，不但製作、組裝容易，而且成本低。 新型解決問題二所應用的技術手段以及對照先前技術 的功效二係在於：該連接桿係由定位梢與樞動臂樞設於盒 本體，由於該樞動臂係樞設成可以擺動的狀態，所以當單 向控制鈕被向内壓縮時，該樞動臂會自然地推動連接桿， 007724 M246418 使栓體可以非常順暢地向外定位於門框的上、下定位孔座 中，反4萄單向控制钮沒有破向内壓縮時，該彈復元件 的彈力亦會帶動她臂與單向㈣_復呈原來狀態，操 作上較為靈活，相對地故障率也較低。 【實施方式】 為使專精熟悉此項技蟄之人仕業者易於深入瞭解本創 作的構造内容以及所能達成的功能效益，茲列舉一具體實 施例，並配合圖式詳細介紹說明如下： 一種單向自動上鎖天地检結構改良（二），敬請參閱 第一、二圖所示：係本創作立體組合與立體分解示意圖。 與第三、四圖所示：係本創作之平面與斷面組合示意圖。 其結構主要係在於·該天地检1係由盒本體1〇、检體2 0、連接桿3 0、彈復元件4 〇、樞動臂5 〇、單向控制 鈕6 0、複數個定位梢P、盒蓋板7〇、盒鎖板8〇所組 成；其中： 該盒本體1 0為一長方形盒體，係埋設於門邊g Q上 、下的谷置空間91處，該盒本體1〇在垂直於長邊的較 短面1 1上設有軸向穿孔12，該盒本體1〇在平行於長 邊的較長面13上設有徑向穿孔14，該盒本體丄〇在底 面15垂直設有平行於較短面1 1的定位板丄6，該定位 板16設有對應於軸向穿孔12的軸孔17，該軸孔17 可供連接桿3 0貫穿之用，該盒本體1〇在底面15對應 於梭向穿孔14附近處設有二枢結孔18、19，可供定 位梢P樞設樞動臂50與單向控制紐60之用； 該栓體2 0設有螺孔21，可供鎖螺固定於連接桿3 007725 M246418 0外端之外螺紋3 1中’令該栓體2 0可以伸出或縮入於 盒本體1〇的軸向穿孔12 ’該栓體2 0的螺孔21鎖螺 設有一埋頭螺絲2 2 ’做為調整固定該栓體2 0伸出的長 度； 該連接桿3〇外端設有外螺紋31，該連接桿30内 ， 端設有擴大軸部3 2，該連接桿3 0先套設彈復元件4 0 後，再由外螺紋31端貫穿於上述定位板16的軸孔17 ’並與上述栓體2 〇的螺孔21鎖固成一體，該連接桿3 0的擴大軸部3 2在軸向處剖設一道溝槽3 3，可供含設 φ 樞動臂5 0該連接桿3 0在外螺紋31下方設有溝槽3 4 ，可供夾設C形扣環C; 該彈復元件4 0 —端41係頂抵於上述定位板1g， 該彈復元件4 0另一端4 2則係頂抵於連接桿3 〇的擴大 軸部3 2，提供栓體2 0與連接桿3 〇向内縮入的彈力； 該樞動臂5 〇約略係設製成〈字型，該樞動臂5 〇中 央設有樞結孔51，由定位梢ρ樞設於盒本體2 〇的樞結 孔18中，該樞動臂5 〇 —端5 2係含設於上述擴大軸部 3 2的溝槽3 3中，該樞動臂5 0在另一端外部設有凸體 · 5 3，可供單向控制紐6〇推頂之用； 該單向控制鈕Θ 0係包括一平直邊6丄及一導引斜面 ' 6 2，該單向控制鈕6 〇上方設有樞結孔6 3，可供定位 ” 梢Ρ樞設於上述盒本體！〇的樞結孔i 9中，該單向控制 鈕6 0下方設有卡塊6 4，可供卡制於上述盒本體χ 〇的 牷向穿孔14令’該單向控制紐6 〇的平直邊6工設有定 位滑槽6 5，藉以與上述樞動臂5 〇的凸體5 3接觸，該 007726 M246418 單向控制鈕7 0的導引斜面6 2則可以露出徑向穿孔6 4 之外，可供另一扇門9 2在關閉時，可以順沿著導引斜面 δ 2向内推擠該單向控制鈕6〇，令該單向控制鈕6〇以 定位梢Ρ為軸向内擺動，藉以帶動樞動臂5 〇踉著擺動； 該盒蓋板7 0係蓋設在盒本體1〇外部，做為將上述 所有元件組設在盒本體1〇之用； 該盒鎖板8 0係呈L型’該盒鎖板8 0在較短面81 上對應於盒本體1〇的軸向穿孔12處設有圓孔8 2，可 供拴體20伸出，該盒鎖板8〇在較長面83上對應於盒 本體10的徑向穿孔14處設有長孔8 4，可供單向控制 叙6 0路出，該盒鎖板8 〇的較短面81與較長面8 3延 伸出盒本體1 〇之外，並設有鎖孔8 5，可供螺絲<3鎖設 於門邊9 0上、下的容置空間91處，同時在門框9 3上 、下對應於拴體2 0處設有上、下定位孔座9 4者。 藉由上述各元件結構所組合而成之本創作，係在提供 一種單向自動上鎖天地栓結構改良（二），在實際操作應 用上： 敬請參閱第五圖所示··係本創作關門時之使用狀態示 思圖。該門9 2在被關閉時，門邊會順沿著導引斜面6 2 向内推擠外露的單向控伽60，令該單向控輸6〇以 定位梢Ρ為軸向内擺動’藉以帶動鶴臂5 Q以定位梢ρ 為軸向内擺動，由連接桿3 〇推出栓體2 Q，讓栓體2 〇 y以同步定位於門框93的上、下定位孔座94，該連接 杯3 0在推出栓體2 〇的過程中，即會壓縮該彈復元件4 0 〇 007727 敬請參閱第六圖所示：係本創作開門時之使用狀態示 意圖。與第七圖所示：係本創作開門時之立體示意圖。該 門9 2在被開啟時，由該彈復元件4 0的彈力，同步縮入 栓體2 0形成開門狀態，同時由連接桿3 0帶動樞動臂5 0向外擺動，將單向控制鈕6 0重新彈岀徑向穿孔14。 綜合上述所陳之本創作，係在提供一種單向自動上鎖 天地栓結構改良（二），經過本創作人實際製做完成以及 反覆操作測試之後，證實的確可以達到本創作所預期的功 能效益，同時又為目前坊間尚無見聞之「首先創作」，具 有「產業上的利用價值」，誠然已經符合新型專利「實用 性」與「進步性」之成立要義，爰依專利法之規定，向 鈞局提出新型專利之申請。 【圖式簡單說明】 第一圖：係本創作之立體組合示意圖。 第二圖：係本創作之立體分解示意圖。 第三圖：係本創作正視之斷面組合示意圖。 第四圖：係本創作側視之斷面組合示意圖。 第五圖：係本創作關門時之使用狀態示意圖。 第六圖：係本創作開門時之使用狀態示意圖。 第七圖：係本創作開門時之立體示意圖。 1 1較短面 1 3較長面 1 5底面 主要部分代表符號說明 1 天地栓 1 0盒本體 1 2軸向穿孔 1 4徑向穿孔 007728 M246418 1 6定位板 1 8樞結孔 2 0栓體 2 2埋頭螺絲 3 0連接桿 3 2擴大軸部 3 4溝槽 4 0彈復元件 4 2彈復元件之另一端 5 0樞動臂 5 2樞結孔 6 0單向控制鈕 6 2導引斜面 6 4卡塊 7 0盒蓋板 8 0盒鎖板 8 2圓孔 8 4長孔 9 0 —扇門 9 2另一扇門 9 4定位孔座 P 定位梢 C C形扣環 1 7軸孔 1 9樞結孔 2 1螺孔 3 1外螺紋 3 3溝槽 41彈復元件之一端 b 1極結孔 5 3凸體 6 1平直邊 6 3樞結孔 6 5定位滑槽 8 1較短面 8 3較長面 8 5鎖孔 91容置空間 9 3門框 Q 螺絲 0077295 5M246418 新型 Description of the new model: [Technical field to which the new model belongs] This creation should improve the early automatic locking of the sky and ground inspection structure (two), mainly because the sky and earth tether is composed of the box body, the plug body, the connecting rod, and the bomb. Components, pivot arm, one-way control her, multiple positioning pins, box cover, and box lock plate; of which: the box system consists of box lock plates placed at the upper and lower positions of door switches, Opened or closed at the same time as another-lang, the box body is provided with an axial perforation-prone perforation. The box body is provided with a positioning plate corresponding to the axial perforation. The positioning plate is provided with an axial hole corresponding to the axial perforation. The connecting rod is used for penetration. The outer end of the connecting rod is fixed to the bolt body. An elastic compound element is sleeved in the middle section of the connecting rod to provide the elastic force for the connecting rod and the bolt body to be retracted inward into the box body. The inner end of the connecting rod is positioned by The pin is pivoted at one end of the pivot arm, and the center of the swing arm is pivoted to the box body by the position pin, so that the pivot arm swings around the positioning pin as an axis, and the one-way control button is pivoted by the positioning pin to the box body. At the radial perforation, the one-way control button is facing the other door. A guide slope is provided at the closing direction. When the other door is closed, the one-way control button is compressed inward, so that the swing arm is in a swinging state, thereby driving the connecting rod and the bolt body to be positioned outward in the door frame. In the upper and lower positions of the hole seat; on the contrary, when the door is opened, the resilient component will cause the connecting rod and the bolt to retract inward, so that the two doors can be opened or closed simultaneously, which is the characteristic . [Previous technology] According to the above, it was previously approved by the Jun Bureau announcement, and the announcement number is: No. 547527 "Fireproof automatic world plug structure improvement" new patent case, according to the structural content disclosed in the scope of its patent application, : It consists of a lock body (21), a top seat (25), a tongue (214), a push seat (28) and a coupling seat (2 M246418 9), of which the lock body (21) The inner recess is provided with a top seat (25), a short round rod (251) is welded on the top seat (25), and a thread (252) is fixed on the top of the short round rod (251). A short round rod (251). A spring (24) is set on the top, and the top seat (25) penetrates a round hole (253) provided in the center of the upper fixing piece (22) and the lower fixing piece (23)., A round rod (220) is connected to the top of the short round rod (251). A convex rod head (221) is connected to the lower end of the round rod (220). The lower end includes a screw hole (254). ) · Locking, and a top pin (213) is set under the top seat (25), and a connecting rod hole (26) is opened, and the connecting rod hole (26) is used for the connecting rod (28) to be inserted into a spring ( 27) For rear wearing and bending, it is installed behind the door panel and fixed plate (222). Cover the support The seat (33) is locked with the lock body (21), and is covered with an outer cover (218). It is characterized in that a slot (255) and a groove (256) are opened below the lock body (21). It is for the tongue (214) to be installed and slid on the groove (256). The tongue (214). A connecting shaft seat (29) is connected to the rear, and a front end of the connecting shaft seat (29) is provided. A groove and a casing are connected in parallel with the groove, and a bolt hole (210) is provided at the upper end of the coupling seat (29). A bolt hole (211) is also provided in the lock body (21). Latch (212) · A lock hole (211). (210) is provided through the lock body (21) and the coupling seat (29), and the coupling seat (29) is fixed in a groove in the lock body (21) When the coupling seat (2 9) is pushed out by the tongue (214), it uses the pin (212) as the shaft, and then pushes the top seat (25) with the connecting rod (2 8). However, in terms of the above-mentioned new patent for the "fire-proof automatic heaven and earth plug structure improvement" patent application, the following problems and deficiencies still need to be overcome. I. The above-mentioned new patent of the "Fire-proof automatic world-land plug structure improvement" has many constituent elements, and each element has a complicated shape and structure, which is not only difficult to manufacture, but also has a high cost, and it is also difficult to assemble. 007723 M246418 2. The coupling seat (29) of the new patent for the above-mentioned "Fire-proof automatic heaven and earth bolt structure improvement" patent case (214). When it is extended, it uses the mortise lock (212) as the sleeve and then the connecting rod (28) Push the top seat (25) 'Because the size of the top seat (25) is equivalent to the recess of the lock body (21), and if the thrust of the connecting rod (28) is slightly different, the top seat (25) and the lock body (25) 21) There will be a phenomenon that hinders interference, causing the top seat (25) to be difficult to move, less flexible in operation, and a relatively high failure rate. [New content] The creator is currently engaged in the design of various types of locks and related products, and has accumulated many years of practical experience and knowledge. In response to the existing problems and shortcomings of the aforementioned new pre-patent cases, he actively invested in the spirit of innovation and improvement. The completed one-way automatic locking heaven and earth bolt structure improvement (two new methods to solve the problem, one applied technical means and the effect of comparing with the previous technology, one is that the heaven and earth bolt is composed of a box body, a bolt body, a connecting rod, a spring The complex element, the pivot arm, the one-way control button, a plurality of positioning pins, the box cover plate, and the box lock plate, wherein the one-way control button is also pivoted by the positioning pin on the box body corresponding to the lookout hole The pivoting arm is pivoted by a positioning pin on the box body corresponding to the one-way control button, so that the pivoting arm and the one-way control button can form a relative swinging action, and then the connecting rod and the pivot are formed by the positioning pin. The boom is set as a whole, no matter it is a component, or the shape and structure of each component is very simple, not only is easy to make and assemble, but also the cost is low. The second method of the technical means and the efficacy compared with the previous technology is that the connecting rod is pivoted on the box body by the positioning tip and the pivot arm. Since the pivot arm is pivoted to a swingable state, it is a unidirectional control button When it is compressed inward, the pivot arm will naturally push the connecting rod. 007724 M246418 enables the bolt body to be positioned very smoothly outward in the upper and lower positioning hole seats of the door frame. The anti-directional control button has not broken. During internal compression, the elasticity of the resilience element will also bring her arm and one-way 复 _ to return to the original state, which is more flexible in operation and relatively low failure rate. [Embodiment] In order to familiarize the expertise with this technology It is easy for people in the industry to understand the construction content of this creation and the functional benefits that can be achieved. Here is a specific embodiment, which is explained in detail with the illustrations as follows: A one-way automatic lock-up inspection of the ground (2) Please refer to the first and second illustrations: the three-dimensional composition and three-dimensional decomposition of the creation. The third and fourth illustrations: the plane and section combination of the creation. The main structure The main reason is that the space and ground inspection 1 is composed of a box body 10, a specimen 20, a connecting rod 30, an elastic compound element 4, a pivot arm 5, a one-way control button 60, a plurality of positioning pins P, It consists of a box cover 70 and a box lock plate 80. Among them: The box body 10 is a rectangular box body, which is buried in the valley space 91 above and below the door g Q. The box body 10 is The short side 11 perpendicular to the long side is provided with an axial perforation 12. The box body 10 is provided with a radial perforation 14 on the long side 13 parallel to the long side. The box body 10 is perpendicular to the bottom surface 15 A positioning plate 丄 6 parallel to the shorter surface 11 is provided, and the positioning plate 16 is provided with an axial hole 17 corresponding to the axial perforation 12, which can be used for the penetration of the connecting rod 30. The box body 1 〇Two pivot joint holes 18 and 19 are provided near the bottom surface 15 corresponding to the shuttle-direction perforation 14 for the positioning pin P to pivot the pivot arm 50 and the one-way control button 60; the bolt body 20 is provided with a screw Hole 21, which can be used to fix the lock screw to the connecting rod 3 007725 M246418 0 Outer thread 3 1 in the outer end 'so that the plug body 20 can be extended or retracted into the axial perforation 12 of the box body 10' The plug body 2 0 screw holes 21 lock screw A countersunk screw 2 2 ′ is used to adjust and fix the extended length of the plug body 20. The connecting rod 30 is provided with external threads 31 at the outer end, and the connecting rod 30 is provided with an enlarged shaft portion 3 2 at the end. The connection After the rod 30 is sleeved with the elastic compound element 40, the end of the external thread 31 penetrates through the shaft hole 17 'of the positioning plate 16 and is locked with the screw hole 21 of the bolt body 20. The connecting rod 3 The enlarged shaft portion 3 of 0 is provided with a groove 3 3 in the axial direction, which can be provided with a φ pivot arm 5 0. The connecting rod 3 0 is provided with a groove 3 4 under the external thread 31, and can be used for clamping C The buckle C; the elastic element 40-end 41 is against the positioning plate 1g, and the elastic element 40 at the other end 4 2 is against the enlarged shaft portion 32 of the connecting rod 30, provided The spring force of the bolt body 20 and the connecting rod 30 is retracted inward. The pivoting arm 50 is roughly set to be <-shaped, and the pivoting arm 50 is provided with a pivot hole 51 in the center, which is pivoted by a positioning pin ρ. The pivoting hole 18 provided in the box body 20, the pivoting arm 50-end 52 is contained in the groove 3 3 provided in the enlarged shaft portion 32, and the pivoting arm 50 is outside the other end With convex body · 5 3 for unidirectional control The button 60 is used to push the top. The one-way control button Θ 0 includes a flat straight edge 6 丄 and a guide bevel '62. The one-way control button 60 is provided with a pivot hole 63 above. "Positioning" pin P is set on the box body! In the pivot hole i 9 of 〇, a block 64 is provided below the one-way control button 60, which can be used for the perforation 14 of the box body χ 〇. The level of the one-way control button 6 〇 The straight side 6 is provided with a positioning chute 6 5 so as to contact the convex body 5 3 of the above-mentioned pivot arm 5 0. The 007726 M246418 one-way control button 7 0's guiding inclined surface 6 2 can expose a radial perforation 6 4 In addition, when another door 92 is closed, the one-way control button 60 can be pushed inward along the guide slope δ 2 inward, so that the one-way control button 60 has the positioning pin P as an axis. Swing inward to drive the pivoting arm 50 to swing; The cover 70 of the box is set on the outside of the box body 10, and is used to set all the above components in the box body 10; The box lock The plate 80 is L-shaped. The box lock plate 80 is provided with a circular hole 8 2 on the shorter surface 81 corresponding to the axial perforation 12 of the box body 10, which can be extended by the bolt body 20. The box lock The plate 80 is provided with a long hole 8 4 on the longer surface 83 corresponding to the radial perforation 14 of the box body 10, which can be used for unidirectional control of 60 channels. The shorter surface 81 of the box lock plate 80 and The longer side 8 3 extends out of the box body 1 〇 In addition, there are lock holes 8 5 for screws < 3 to be locked in 91 accommodating spaces above and below the door edge 90, and at the same time, the upper and lower door frames 93 are corresponding to the bolt body 20 Position the upper and lower hole holders 9 to 4. The original creation based on the combination of the above element structures is to provide a one-way automatic locking sky and earth bolt structure improvement (2), in practical operation: Please refer to the fifth figure. Use state when the door is closed. When the door 9 2 is closed, the side of the door will push the exposed unidirectional control 60 inward along the guide slope 6 2 to make the unidirectional control 60 swing inward with the positioning pin P as an axis' By driving the crane arm 5 Q to swing inward with the positioning tip ρ, the connecting rod 3 Q is used to push out the bolt body 2 Q, so that the bolt body 20 y is simultaneously positioned on the upper and lower positioning hole seats 94 of the door frame 93. This connection In the process of pushing out the bolt body 20, the cup 30 will compress the elastic element 40 00007727. Please refer to the sixth picture: it is a schematic diagram of the state of use when the door is opened. And the seventh figure: This is a three-dimensional schematic diagram when the door is opened. When the door 92 is opened, the elastic force of the elastic compound element 40 synchronously retracts into the bolt body 20 to form the door open state, and at the same time, the connecting rod 30 drives the pivot arm 50 to swing outward, which will unidirectionally control Button 60 0 re-impeaches the radial perforation 14. Based on the above-mentioned Chen Zhiben's creation, it is to provide a one-way automatic locking Tiandi bolt structure improvement (2). After the actual creation of the creator and repeated operation tests, it is confirmed that the functional benefits expected by this creation can indeed be achieved. At the same time, it is the "first creation" that has not yet been heard in the market, and has "industrial use value". Of course, it has already met the establishment of new patents "practical" and "progressive". According to the provisions of the Patent Law, Jun Bureau filed an application for a new patent. [Schematic description] The first picture: is a three-dimensional combination diagram of this creation. The second picture is a three-dimensional exploded view of this creation. The third picture: is the cross-section schematic diagram of this creation. The fourth picture: a sectional view of the side view of this creation. Fifth picture: This is a schematic diagram of the state of use when this creation is closed. Figure 6: This is a schematic diagram of the state of use when the door is opened. Figure 7: This is a three-dimensional illustration of the door when this creation opens. 1 1 Shorter surface 1 3 Longer surface 1 5 Symbol description of the main parts of the bottom surface 1 Heaven and earth bolt 1 0 Box body 1 2 Axial perforation 1 4 Radial perforation 007728 M246418 1 6 Positioning plate 1 8 Pivot hole 2 0 Plug body 2 2 Countersunk screw 3 0 Connecting rod 3 2 Enlarged shaft 3 4 Groove 4 0 Resilient element 4 2 Resilient element 5 0 Pivot arm 5 2 Pivot hole 6 0 Unidirectional control button 6 2 Guide Bevel 6 4 Card block 7 0 Box cover 8 0 Box lock plate 8 2 Round hole 8 4 Long hole 9 0 —Fan door 9 2 Another door 9 4 Positioning hole seat P Positioning pin CC-shaped buckle 1 7 Shaft hole 1 9 pivot hole 2 1 screw hole 3 1 external thread 3 3 groove 41 one end of the elastic element b 1 pole knot hole 5 3 convex body 6 1 straight edge 6 3 pivot hole 6 5 positioning slot 8 1 Short side 8 3 Long side 8 5 Keyhole 91 Receiving space 9 3 Door frame Q Screw 007729