M273611 八、新型說明： 【新型所屬之技術領域】 本創作為一種地鉸鏈結構，其係一種藉由凸輪底面一側向内縮合之缺槽’ 與位於凸輪兩端之滾輪配合下，使門僅能做單方向開啟，以及轉動角度達195 度以上者。 【先前技術】 按，習知具有油壓結構且用於開啟/關閉門之地鉸鏈，請參照第1圖所示， φ 該結構上設有一下拉板100，該下拉板100上設有一呈橢圓形之開槽110。 另’該下拉板100上設有一形狀與之配合之上拉板200，該上拉板200上設有與 開槽110相對之開孔210。 再者，該上、下拉板200、100間並設有一軸桿300，該軸桿300 —端穿過 開孔210而與門（圖中未示）相接，另一端則凸露在開槽no中，又該轴桿3〇〇 在上下拉板200、100間設有一凸輪400，且該凸輪400兩側設有呈弧曲狀且向 一端延伸相接呈尖銳狀之邊緣410，而該凸輪400在該等邊緣410未縮合一端則 φ 設有一凹入之弧口 420。 此外，該上、下拉板200、100在兩端分別設有相對之穿孔220、12〇，該等 穿孔220、120上分別穿套有一軸管500，該等軸管500藉由兩端分別穿套在穿 孔220、120間，而立於上、下拉板200、1〇〇間，且該等軸管5〇〇在位於上、 下拉板200、100間之位置上套設有一滾輪51〇，該等滚輪510係位於凸輪4〇() 轉動之範圍内。 請參照第1圖所示，此種裝置構造在使用時，雖可藉门帶動軸桿3〇〇轉動， 使凸輪400隨之移動，並使凸輪400由原來兩端分別頂靠在滾輪51〇之位置， M273611 . 向門轉動方向鶴，同時，凸輪棚之邊緣亦隨之移向滾輪51〇，因該凸輪 侧之邊緣410並無任何阻礙且呈弧曲狀，使凸輪4〇〇之邊緣41〇能隨著門之轉 動，不斷滑過滾輪510，而在滾輪510之推動下，使凸輪棚可由原來零度之位 置轉移至180度，當凸輪4〇〇更可藉由弧口 42〇將滾輪51〇嵌套其中，而只能 將門定位180度之角度位置上。 且因該凸輪400兩側邊緣皆呈弧曲狀，使該凸輪4〇〇可向任一側移動如 此一來，在安裝時，必須使門與牆壁間保持_定間隙，不但浪費空間，且因門 鲁可向兩邊開啟，常會造成使用者遭受門碰撞之情形發生，倘若要使門作單向開 啟，則此結構必須外加播靠裝置，不但造成通道不順暢，且影響美觀。 【新型内容】 創作目的： 為改進上述f職置構造之各種缺點，解人峨事鎖具製造業多年之經 驗經過長久努力研究與實驗，終於開發設計出本創作之地鉸鏈結構。 本創作之-目的，在提供一種地鉸鏈結構，該結構上設有一上拉板及下拉 鲁板社、下拉板一端並與一拉桿樞接，且該上、下拉板間設有一抽桿，該轴 +干係與m目連接，且雜桿上設有—凸輪，該凸輪兩側設有呈弧餘且向一端 延伸縮合成尖銳狀之邊緣，且該凸輪在一側底面設有向内凹入之缺槽，再者， 忒上、下拉板在兩端分別設有相對之滾輪，以令門僅能依照指定一側開啟，否 則轴桿之缺槽會受到檔靠，邊成軸桿無法轉動，進而造成門僅能做單向開啟之 動作，而在門移動時，軸桿會隨門轉動，凸輪亦會隨之移動，而凸輪之邊緣則 會沿著滾輪之邊賴凸輪軸，使π可觸至195度以上之央角。 本創作之另-目的，在提供—種地鉸鏈結構，該凸輪—端設有凹人之弧口， M273611 當門可藉由該凸輪弧U將滚輪嵌套其中，而使門可定位在195度角度之位置上， 讓人員進出方便。 【實施方式】 请參閱第2、3圖所示，本創作係有關一種地鉸鏈結構，該結構上設有一下 拉板10，於本實施例為一矩形之面板，該下拉板1〇上設有一呈橢圓形之開槽 11，且該下拉板10 —端設有相對稱之樞孔12。 另，該下拉板10上設有一形狀與之配合之上拉板20，該上拉板2〇上設有 φ 與開槽丨1相對之開孔21，且該上拉板20 —端亦設有與樞孔12相對之樞孔22， 以令拉桿（圖中未示）可藉由軸承穿套在樞孔12、22中，而與上、下拉板20、1〇 連結在一起’並夾置在上、下拉板20、10間，該拉桿另一端並與一活塞相接， 該活塞係與拉桿配合，用來調整門轉動之速度，因該結構係為習知結構，且非 為本案創作重點，故在此不另贅述。 再者，該上、下拉板20、10間並設有一軸桿30，該轴桿30 —端穿過開孔 21而與門（圖中未示）相接，另一端則凸露在開槽11中，又該軸桿30在上下拉 %板20、10間設有一凸輪40，該凸輪40可藉由焊接、一體成型等方式與軸桿3〇 結合在一起，且該凸輪40兩側設有呈弧曲狀且向一端延伸相接呈尖銳狀之邊緣 41，而該凸輪40在該等邊緣41未縮合一端則設有一凹入之弧口 42，此外，且 該凸輪40 —側底面設有向内凹入之缺槽43,於本實施例該缺槽43係呈L型（如 第3、4圖所示）。 此外，該上、下拉板20、10在兩端分別設有相對之穿孔23、13，該等穿孔 23、13上分別穿套有一軸管50，該等軸管50藉由兩端分別穿套在穿孔23、13 間，而立於上、下拉板20、10間，且該等轴管50在位於上、下拉板20、10間 ^273611 . 之位置上套設有-滾輪515轉雜51係位於凸輪仙轉狀範圍内。 月參照第2、3圖所不，當門順著凸輪4〇底面未開設有缺槽奶之一側方向 多動而帶動軸杯30轉動時，凸輪4〇會隨之移動，並使凸輪4〇由原來兩端分別 罪在滚輪51之位置，向門轉動方向雜，同時，凸輪⑼之邊緣4丨亦隨之移 °雜51因該凸輪4〇之邊緣41並無任何阻礙且呈弧曲狀，使凸輪之邊緣 通著門之轉動’不斷滑過滾輪5卜而在滾輪51之推動下，使凸輪仙可由 ’、來零度之位置轉移至195度，進而使門可在凸輪仙幫助下，轉動至浙度以 之角度(如第6、7圖所示），反之，如門係順著凸輪4〇開設有缺槽犯之一側 移動時，該缺槽43會卡扣在軸管5〇上，而無法使轴桿3〇轉動(如第5圖），如 此即可使門開叹方向侷限在單向，而能使門與牆壁不需保留空隙，且不需另 外增加擋靠裝置，即可讓門作單向開啟，再者，當凸輪仙更可藉由弧口犯將 滾輪51絲其中，而將門定位在一定角度位置上。 上述本創作僅以最佳實施例作舉例說明，對熟悉該項技藝之人員，料進 行各種變化例It此等變化例，均應包括在本創作之精神及範圍内。 綜上所述，本創作在物品之形狀、構造裝置上屬首先創作，具有新颖性， 能增進功效，且合於實用，堪稱一理想之新型創作。 、 【圖式簡單說明】 第1圖為習知裝置示意圖。 第2圖為本創作之立體分解圖。 第3圖為本創作上、下拉板結合在-起之立體示意圖。 第4圖為本創作之俯視示意圖。 第5圖為本創作之側視示意圖。 M273611 第6圖為本創作實施時之作動示意圖 第7圖為本創作實施時之作動示意圖 【主要元件符號說明】 下拉板 開槽 樞孔 穿孔 上拉板 開孔 軸桿 凸輪 邊緣 弧口 缺槽 車由管 滚輪 10 11 12、22 13、23 20 21 30 40 41 42 43 50 51M273611 8. Description of the new type: [Technical field to which the new type belongs] This creation is a floor hinge structure, which is a type of notch that is inwardly contracted by the bottom side of the cam and the rollers at the two ends of the cam. It can be opened in one direction, and the rotation angle is more than 195 degrees. [Prior art] Press, it is known that the ground hinge with hydraulic structure is used to open / close the door. Please refer to Figure 1, φ This structure is provided with a lower pull plate 100, and the drop plate 100 is provided with an oval形 之 槽 110。 Shaped slot 110. On the other hand, the pull-down plate 100 is provided with an upper pull plate 200 which is matched with the shape, and the upper pull-plate 200 is provided with an opening 210 opposite to the slot 110. Furthermore, a shaft 300 is provided between the upper and lower plates 200 and 100. One end of the shaft 300 passes through the opening 210 and connects with the door (not shown), and the other end is exposed in the slot. In no, the shaft 300 is provided with a cam 400 between the upper and lower plates 200 and 100, and the cam 400 is provided with a curved edge 410 on both sides of the cam 400 and extending to one end to meet a sharp shape. The cam 400 is provided with a concave arc opening 420 at the uncondensed end of the edges 410. In addition, the upper and lower plates 200 and 100 are respectively provided with opposite perforations 220 and 120 at the two ends. The perforations 220 and 120 are respectively sleeved with a shaft tube 500, and the shaft tubes 500 are respectively passed through the two ends. It is sleeved between 220 and 120 perforations and stands between 200 and 100 upper and lower plates. The shaft tube 500 is provided with a roller 51 at the position between 200 and 100 upper and lower plates. The iso-roller 510 is located within the rotation range of the cam 40 (). Please refer to Figure 1, when this device structure is used, although the shaft can be driven by the door to rotate 300, the cam 400 will move accordingly, and the cam 400 will abut against the roller 51 from both ends. Position, M273611. At the same time the door is turned toward the crane, at the same time, the edge of the cam shed also moves to the roller 51. As the edge 410 of the cam side is not obstructed and curved, the edge of the cam 400 41 ° can continuously slide over the roller 510 as the door rotates, and the cam can be moved from the original zero position to 180 ° under the push of the roller 510. When the cam 400 is moved by the arc opening 42 °, The roller 51 is nested therein, and the door can only be positioned at an angular position of 180 degrees. And because the edges of both sides of the cam 400 are curved, the cam 400 can be moved to either side. During installation, a fixed gap must be maintained between the door and the wall, which not only wastes space, but also Because Menlu can be opened to both sides, it often causes the user to suffer a door collision. If the door is to be opened in one direction, this structure must be equipped with a docking device, which not only causes the passage to be unsmooth, but also affects the appearance. [New content] Purpose of creation: In order to improve the various shortcomings of the above-mentioned f-position structure, after many years of research and experimentation to solve the problems of the Eshi lock manufacturing industry, finally developed and designed the hinge structure of this creation. The purpose of this creation is to provide a ground hinge structure, which is provided with a pull-up plate and a pull-down plate, one end of the pull-down plate and pivotally connected with a pull rod, and a draw rod is provided between the pull-up plate and the pull-down plate. The shaft + stem system is connected to the m-mesh, and a cam is provided on the miscellaneous rod. The cam is provided with a curved edge on both sides of the cam, which extends to one end to form a sharp edge, and the cam is provided with an inward recess on the bottom surface of one side. In addition, the upper and lower plates of the cymbal are respectively provided with opposite rollers at both ends so that the door can only be opened according to the designated side, otherwise the slot of the shaft will be blocked and the side cannot be rotated. As a result, the door can only open in one direction. When the door moves, the shaft will rotate with the door, and the cam will move along with it. The edge of the cam will depend on the camshaft along the side of the roller. Can reach the central angle above 195 degrees. Another purpose of this creation is to provide a kind of ground hinge structure, the cam-end is provided with a concave arc, M273611 when the door can nest the rollers by the cam arc U, so that the door can be positioned at 195 At an angle, it is convenient for personnel to enter and exit. [Embodiment] Please refer to Figs. 2 and 3, this creation relates to a floor hinge structure, which is provided with a lower pull plate 10, which is a rectangular panel in this embodiment, and a drop plate 10 is provided with a An oval slot 11 is formed, and a symmetrical pivot hole 12 is provided at one end of the pull-down plate 10. In addition, the pull-down plate 10 is provided with an upper pull-plate 20 matching the shape, the upper pull-plate 20 is provided with an opening 21 opposite to the slot 1 and the upper pull-plate 20 is also provided at the end. There is a pivot hole 22 opposite to the pivot hole 12, so that the pull rod (not shown) can be sleeved in the pivot holes 12, 22 through the bearing, and connected with the upper and lower plates 20, 10 'and clamped together. It is placed between the upper and lower pull plates 20 and 10. The other end of the tie rod is connected to a piston. The piston is matched with the tie rod to adjust the speed of door rotation. This structure is a conventional structure and is not the case. The point of creation is not repeated here. Furthermore, a shaft 30 is provided between the upper and lower plates 20 and 10, and one end of the shaft 30 passes through the opening 21 to connect with the door (not shown), and the other end is exposed in the slot. In 11, the shaft 30 is provided with a cam 40 between the upper and lower% plates 20 and 10. The cam 40 can be combined with the shaft 30 by welding, integral molding, etc., and the cam 40 is provided on both sides. There is a curved edge 41 that is curved and extends to one end and is sharp. The cam 40 is provided with a concave arc opening 42 at the non-condensed end of the edges 41. In addition, the cam 40 is provided on the side bottom surface. There is a notch 43 recessed inward. In this embodiment, the notch 43 is L-shaped (as shown in Figs. 3 and 4). In addition, the upper and lower plates 20 and 10 are respectively provided with opposite perforations 23 and 13 at the two ends. The perforations 23 and 13 are respectively sleeved with a shaft tube 50, and the shaft tubes 50 are respectively sleeved through the two ends. The perforations 23 and 13 stand on the upper and lower plates 20 and 10, and the shaft tubes 50 are set on the positions of the upper and lower plates 20 and 10 ^ 273611. Located within the range of cam rotation. As shown in Figures 2 and 3, when the door moves along the side of the bottom of the cam 40, which is not provided with a slotted milk, and the shaft cup 30 is rotated, the cam 4 will move and make the cam 4 〇 From the original two ends, respectively, the position of the roller 51 is in the direction of door rotation, and at the same time, the edge 4 of the cam 丨 also moves with it. Because the edge 41 of the cam 4 has no obstruction and is curved. Shape, so that the edge of the cam passes the rotation of the door 'continuously slides over the roller 5 and is pushed by the roller 51, so that the cam can be transferred from the zero position to 195 degrees, so that the door can be assisted by the cam Rotate to the angle of Zhe degree (as shown in Figures 6 and 7). Conversely, if the door moves along one side of the cam 40, which is equipped with a notch, the notch 43 will be locked on the shaft tube. 50 °, but the shaft cannot be turned 30 (as shown in Figure 5), so that the direction of the door sigh is limited to one direction, and the door and the wall do not need to maintain a gap, and do not need to add additional blocking The device can make the door open in one direction. Furthermore, when the cam fairy can turn the roller 51 into the arc, it can fix the door. In a certain angular position. The above-mentioned creation is only described by taking the best embodiment as an example. For those who are familiar with this technique, various changes are expected. It should be included in the spirit and scope of this creation. In summary, this creation is the first creation in the shape and structure of the article. It has novelty, can enhance the efficacy, and is practical. It is an ideal new creation. [Schematic description] Figure 1 is a schematic diagram of a conventional device. Figure 2 is a three-dimensional exploded view of the creation. Figure 3 is a three-dimensional schematic view of the combination of the upper and lower pull-down boards. Figure 4 is a schematic plan view of the creation. Figure 5 is a schematic side view of the creation. M273611 Figure 6 is a schematic diagram of the action during the implementation of the creative. Figure 7 is a schematic diagram of the action during the implementation of the creative. [Description of the main component symbols] Pull-down board slotted pivot hole Perforated pull-up board hole Shaft cam edge arc notch slot car By tube roller 10 11 12, 22 13, 23 20 21 30 40 41 42 43 50 51