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    • 1. 发明专利
    • セグメントの連結構造
    • 分段连接结构
    • JP2014227756A
    • 2014-12-08
    • JP2013109630
    • 2013-05-24
    • 株式会社フジタFujita Corp石川島建材工業株式会社Ishikawajima Constr Materials Co Ltd
    • HIRANO KATSUNORIISOZAKI TOMOHITOFUJIMOTO NAOAKISATO TAKUMIHARUTA TOSHIYAKITAYAMA KEIZOKISHI KOICHIHIRANO TAKATSUGUSASATANI TERUMASAASANO HIROSUKEYAMADA KOJI
    • E21D11/04E21D11/08
    • 【課題】連結用孔の軸心が合致していない場合であっても軸状部材に過大な曲げ応力を作用させず、また、セグメントの汎用性にすぐれ、地震動による引張り力など組み立て後に作用する外力に対して余裕度を向上させたセグメントの連結構造を提供すること。【解決手段】一方の端部鋼板14の連結用孔1402は、連結用孔1402の内周面と筒状部材20の外周面との間に隙間S1が確保される寸法で形成されている。軸状部材22であるボルトBは、各連結用空間部16に配置された補強板30の挿通孔3004、筒状部材20の内部貫通孔2002に挿通され、ナットNが螺合されている。これにより、隣り合うセグメント10の端部鋼板14を挟持し、同時に、筒状部材20を、合わされた2つの端部鋼板14の連結用孔1402に位置させている。連結用空間部16にコンクリートCが打設され、端部鋼板14を挟持した状態を固定している。【選択図】図1
    • 要解决的问题:为了提供一种节段的连接结构,该段的通用性优异,并且提高组装之后的作用力(例如地震的拉伸力)的余力,而不会产生过大的弯曲应力作用在轴 - 即使当连接孔的轴线不重合时,一端部钢板14的连接孔1402形成为用于将间隙S1固定在连接孔1402的内周面和 作为轴状构件22的螺栓B被插入到布置在各个连接空间部分16中的加强板30的插入孔3004和圆柱形构件20的内部通孔2002中 并且与螺母N螺纹接合。因此,相邻的区段10的端部钢板14被保持,并且圆筒构件20同时位于连接孔1中 402。将混凝土C放置在连接空间部分16中,并固定保持端部钢板14的状态。
    • 2. 发明专利
    • Entrance ring for use in constructing branch tunnel
    • 用于构造分支隧道的入口环
    • JP2007262853A
    • 2007-10-11
    • JP2006092972
    • 2006-03-30
    • Fujita Corp株式会社フジタ
    • GENTOI KOZOWAKE TERUYUKIKISHI KOICHIKATAOKA KIYOSHIHARUTA TOSHIYAMISAWA MAKOTOASANUMA YASUKIISOZAKI TOMOHITOFUJIMOTO NAOAKIKITAYAMA KEIZO
    • E21D9/06
    • PROBLEM TO BE SOLVED: To provide an entrance ring which contributes to positive construction of a branch tunnel from a narrow main tunnel via which only a front trunk of a shield machine can be carried in, and is advantageous to improve branch tunnel construction efficiency.
      SOLUTION: The entrance ring 16 consists of a front section 30 and a rear section 32 both formed of a steel, and peripheral surfaces of the front and rear sections are arranged so as to extend along a single cylindrical surface. Right and left side surface portions 30B and notches 30C of the front section 30 are formed such that the entire areas of edges of the right and let side surface portions 30B abut on a cylindrical internal peripheral surface of a tunnel wall 14 of the master tunnel 12. The rear section 32 is formed such that a circumferential portion 32A thereof is detachable from the remaining portion 32B, and when the detachable circumferential portion 32A is detached, the remaining portion 32B has an opening 32C formed therein in a manner opening sideways. The entire internal surface of the rear section 32 has a water cutoff member 34 attached thereto, for elastically abutting on a trunk body of the shield machine to seal groundwater.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种入口环,其有助于从仅能够承载盾构机的前躯干的狭窄的主隧道中正向构造分支隧道,并且有利于改善分支隧道结构 效率。 解决方案:入口环16包括由钢构成的前部30和后部32,并且前后部分的周边表面被布置成沿着单个圆柱形表面延伸。 前侧部分30的左右侧表面部分30B和切口30C形成为使得右侧面和侧面部分30B的边缘的整个区域与主通道12的隧道壁14的圆柱形内周表面邻接 后部32形成为使其圆周部32A与剩余部32B分离,并且当可拆卸周边部32A被拆卸时,剩余部32B具有以侧面开口的方式形成在其中的开口32C。 后部32的整个内表面具有附接到其上的水切断构件34,用于弹性地抵接在盾构机的主体上以密封地下水。 版权所有(C)2008,JPO&INPIT
    • 3. 发明专利
    • Circularity measuring device and circularity measuring method
    • 圆形测量装置和圆形测量方法
    • JP2014152588A
    • 2014-08-25
    • JP2013026183
    • 2013-02-14
    • Fujita Corp株式会社フジタ
    • ASANUMA YASUKIFUKADA TATSUYUKIISOZAKI TOMOHITOSATO TAKUMIHARUTA TOSHIYAKITAYAMA KEIZOKISHI KOICHIHIRANO TAKATSUGUFUJIMOTO NAOAKI
    • E21D11/40
    • PROBLEM TO BE SOLVED: To provide a circularity measuring device advantageous in improving measurement efficiency, and in reducing a burder of an operator.SOLUTION: An abutting surface 2602 of an upper side holding body 26 is allowed to abut on the upper end of an inner peripheral surface 2004 of a segment 20 by a circularity holding device 22, and an abutting surface 2802 of a lower side holding body 28 is allowed to abut on the lower end of the inner peripheral surface 2004 of the segment 20, and the inner peripheral surface 2004 of a plurality of segments 20 is held in a true circle shape. In this state, circularity α of the inner peripheral surface 2004 is calculated by using distances D1-D4 between the inner peripheral surface 2004 and the upper side holding body 26 or the lower side holding body 28 of the segment 20 detected by first-fourth distance sensors 34A-34D and a distance D5 between the upper side holding body 26 and the lower side holding body 28 detected by a fifth distance sensor 34E.
    • 要解决的问题:提供一种有利于提高测量效率和减少操作者的烧结的圆度测量装置。解决方案:允许上侧保持体26的邻接表面2602抵靠在内侧的上端 通过圆形保持装置22的节段20的周面表面2004和下侧保持体28的抵接表面2802被允许邻接在节段20的内周表面2004的下端,并且内周面 多个片段20的2004被保持为真圆形。 在这种状态下,通过使用由第四距离检测到的段20的内周表面2004和上侧保持体26或下侧保持体28之间的距离D1-D4来计算内周表面2004的圆度α 传感器34A-34D以及由第五距离传感器34E检测的上侧保持体26和下侧保持体28之间的距离D5。
    • 5. 发明专利
    • Tunneling method and earth retaining member used therefor
    • 隧道方法及其使用的地球保持构件
    • JP2009191507A
    • 2009-08-27
    • JP2008032605
    • 2008-02-14
    • Fujita CorpMaterras Oume Kogyo Kkマテラス青梅工業株式会社株式会社フジタ
    • ISOZAKI TOMOHITOFUJIMOTO NAOAKIKISHI KOICHIMIYAZAKI TOSHIAKITSURUTA TAKESHI
    • E21D9/06E21D5/04E21D11/08
    • PROBLEM TO BE SOLVED: To provide a tunneling method capable of starting or terminating an excavator inexpensively and safely in a short period. SOLUTION: An earth retaining member 16 enabling a cutting by the excavator 10 is used at the portion of a wall part where an arrival opening 14 is formed. A normal earth retaining member 18 disabling the cutting by the excavator 10 is used at the other portion of the wall part where an arrival shaft 12 is constructed. The earth retaining member 16 enabling the cutting by the excavator 10 is made of a polymer-impregnating concrete. The polymer-impregnating concrete earth retaining member 16 has a strength and rigidity capable of sufficiently withstanding a soil pressure, can be excavated by the excavator in a short period, and is manufacturable at low cost. A polymer-impregnating concrete earth retaining member 16 exhibits an arcuate plate shape, and its thickness is approximately 64 mm, its height is approximately 500 mm, its length is approximately 1570 mm, and its weight is 125 kg. COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供能够在短时间内廉价且安全地启动或终止挖掘机的隧道掘进方法。 解决方案:在形成到达开口14的壁部分的部分使用能够由挖掘机10进行切割的接地保持构件16。 在构成到达轴12的壁部的另一部分,使用通过挖掘机10切断的通常的接地保持部件18。 能够进行挖掘机10的切割的接地保持部件16由聚合物浸渍混凝土构成。 聚合物浸渍混凝土土保持构件16具有能够充分承受土壤压力的强度和刚度,可以在较短时间内由挖掘机挖掘,并且可以低成本制造。 聚合物浸渍混凝土土体保持构件16呈弧形板状,其厚度约为64mm,高度约为500mm,长度约为1570mm,重量为125kg。 版权所有(C)2009,JPO&INPIT
    • 6. 发明专利
    • Method of constructing foundation structure
    • 构造基础结构的方法
    • JP2008255783A
    • 2008-10-23
    • JP2008181126
    • 2008-07-11
    • Fujita Corp株式会社フジタ
    • HIRANO KATSUSATOSAGARA MASAOITSUNOI ATSUSHIKISHI KOICHI
    • E02D27/32E21D9/06
    • PROBLEM TO BE SOLVED: To provide a method of safely and easily constructing a foundation structure 4 without requiring a large scale ground excavation for the construction of the foundation structure 4 and keeping the influence on traffic means on roads and rails light in the case that an elevated structure is constructed on an existing road 1 or track.
      SOLUTION: Footing beam 41
      H , 41
      L longitudinally connected to an element 410 having an arbitrary sectional shape are laid substantially horizontally in an arbitrary depth of the ground and embedded connectedly in parallel with each other to connect to a ground structure constructed on the ground.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种安全,容易地构造基础结构4的方法,而不需要大面积的地基开挖用于基础结构4的构造并且保持对道路和轨道上的交通工具的影响在 在现有道路1或轨道上构造升高的结构的情况。 < P>解决方案:纵向连接到具有任意截面形状的元件410的底脚梁41 L 基本上水平放置在地面的任意深度并嵌入 彼此并联连接到在地面上构造的地面结构。 版权所有(C)2009,JPO&INPIT
    • 7. 发明专利
    • Element pipe and construction method for underground structure
    • 元素管道和地下结构施工方法
    • JP2006070443A
    • 2006-03-16
    • JP2004251523
    • 2004-08-31
    • Fujita CorpTaisei Corp大成建設株式会社株式会社フジタ
    • TOKIDA KAZUYAMORITA TAIJIUEDA KENRONISHIKAWA MITSURUOGAWA FUSHIWAKE TERUYUKIFUJIMOTO NAOAKIKISHI KOICHI
    • E21D13/02E21D9/04E21D13/04
    • PROBLEM TO BE SOLVED: To provide an element pipe which can easily adapt to a curved section, a construction error, etc. and which can suppress rolling, and a construction method for an underground structure using the element pipe.
      SOLUTION: When a peripheral wall is formed in the ground 1, the element pipe 9 as a tubular body is arranged in each excavated hole 1a excavated by an excavator 6 along a position of the peripheral wall, and the adjacent element pipes 9 are connected to each other so as to form the peripheral wall of an annular body. The tubular body is the element pipe 9 which is brought into contact with the inside of the excavated hole 1a, where a groove part 90 with a concave cross section, opened to the outside, is formed in a first side surface, and where a pair of engaging brackets 9f and 9f is formed on a second side surface at an interval, almost equal to the width of the groove 90, in the state of protruding to the outside. The underground structure is constructed by using the plurality of element pipes 9 etc.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种容易适应弯曲部分,施工误差等并且可以抑制轧制的元件管,以及使用元件管的地下结构的施工方法。 解决方案:当在地面1中形成周壁时,作为管状体的元件管9布置在沿着周壁的位置由挖掘机6挖掘的每个挖掘孔1a中,并且相邻的元件管9 彼此连接以形成环形体的周壁。 管状体是与挖掘孔1a的内侧接触的元件管9,在第一侧面形成有向外侧开口的具有凹状截面的槽部90, 接合支架9f和9f以在突出到外部的状态下以几乎等于凹槽90的宽度的间隔形成在第二侧表面上。 地下结构通过使用多个元件管9等构成。版权所有(C)2006,JPO&NCIPI
    • 8. 发明专利
    • Soil pressure wall
    • 土压力墙
    • JP2006045928A
    • 2006-02-16
    • JP2004228992
    • 2004-08-05
    • Fujita CorpSuiken:KkTaisei Corp大成建設株式会社株式会社フジタ株式会社推研
    • SASAYA TERUMASAHIRANO KATSUSATOWAKE TERUYUKIFUJIMOTO NAOAKIKISHI KOICHIMORITA TAIJITOKIDA KAZUYAKOYANAGI YOSHIROUEDA KENROHONMA RYOJI
    • E21D13/00E02D5/20E21D11/04
    • PROBLEM TO BE SOLVED: To provide a soil pressure wall capable of being constructed by using a plurality of elements with a single diameter, preparing no boring machine with different diameters and being constructed without increasing the amount of excavated soils.
      SOLUTION: The element 18A located in a corner section intersecting both right and left side walls 1204 and a bottom wall 1202 passes through the center in the direction of the thickness of each of the side walls 1204, and it is so placed that the center thereof makes displacement to the inside of the soil pressure wall 12 rather than a place intersecting the center line extended in the vertical direction and the center line extended in the horizontal direction passing through the center in the direction of the thickness of the bottom wall 1202. The element 18B located in a corner section intersecting both right and left side walls 1204 and an upper wall 1206 is so placed that the center thereof makes displacement to the inside of the soil pressure wall 12 rather than a place intersecting the center line extended in the vertical direction passing through the center in the direction of the thickness of each of the side walls 1204 and the center line extended in the horizontal direction passing through the center in the direction of the thickness of the upper wall 1206.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了提供能够通过使用具有单个直径的多个元件来构造的土壤压力壁,不需要不增加挖掘土壤的量来构造不同直径的镗床并且被构造。 解决方案:位于与左右侧壁1204和底壁1202相交的角部中的元件18A沿着每个侧壁1204的厚度方向穿过中心,并且它被放置成使得 其中心位于土压力壁12的内部,而不是在垂直方向上延伸的中心线与沿着垂直方向延伸的中心线相交的位置,并且沿水平方向延伸的中心线沿着底壁厚度方向穿过中心 位于与左右侧壁1204和上壁1206相交的角部中的元件18B被放置成使其中心向土压力壁12的内部移动,而不是与延伸的中心线相交的位置 在沿着每个侧壁1204的厚度方向穿过中心的垂直方向和在水平方向上延伸的中心线 n在上壁1206的厚度方向上穿过中心。(C)版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Construction method of foundation structure
    • 基础结构施工方法
    • JP2005048460A
    • 2005-02-24
    • JP2003281462
    • 2003-07-29
    • Fujita Corp株式会社フジタ
    • HIRANO KATSUSATOSAGARA MASAOITSUNOI ATSUSHIKISHI KOICHI
    • E02D27/32E02D5/20E02D29/045E21D9/06E21D13/00
    • PROBLEM TO BE SOLVED: To make it possible to construct a foundation structure 4 safely and easily without requiring a large scale ground excavation for the construction of the foundation structure 4 and keeping the influence on traffic means light in the case that an elevated structure is constructed on an existing road 1 or track.
      SOLUTION: A footing beam 41 longitudinally connected to an element 411 having an arbitrary sectional shape are laid substantially horizontally in an arbitrary depth of the ground and embedded connectedly in parallel with each other to connect to a ground structure constructed on the ground. The element 411 is embedded in a hole excavated by the excavator at every time when an excavator excavating underground excavates by a specified distance to construct the footing beam 41 by connecting to the rear end of the existing element 411.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了能够安全,容易地构造基础结构4,而不需要用于基础结构4的构造的大规模地面开挖,并且保持对交通工具的影响意味着在升高的情况下的光线 结构在现有的道路1或轨道上构建。 解决方案:纵向连接到具有任意截面形状的元件411的基础梁41基本上水平放置在地面的任意深度上,并且彼此并联连接以连接到在地面上构造的地面结构。 元件411嵌入挖掘机挖掘的挖掘机每次挖掘挖掘机挖掘出特定距离时,通过连接到现有元件411的后端来构造基脚梁41.版权所有(C) )2005年,日本特许厅和NCIPI
    • 10. 发明专利
    • Pressure bearing member for use in constructing tunnel
    • 用于构造隧道的压力承载构件
    • JP2007262855A
    • 2007-10-11
    • JP2006092997
    • 2006-03-30
    • Fujita Corp株式会社フジタ
    • GENTOI KOZOWAKE TERUYUKIKISHI KOICHIKATAOKA KIYOSHIHARUTA TOSHIYAMISAWA MAKOTOASANUMA YASUKIISOZAKI TOMOHITOFUJIMOTO NAOAKIKITAYAMA KEIZO
    • E21D9/06
    • PROBLEM TO BE SOLVED: To provide a pressure bearing member which is advantageous to improve branch tunnel construction efficiency when a branch tunnel is constructed from a narrow master tunnel.
      SOLUTION: A reaction bearing member 52 has a profile insertable into a rear trunk 50 of a shield machine, and is formed of: front and rear substrates 54, 56 which exhibit an annular shape and face to each other; and a plurality of column members 58 arranged between the front and rear substrates 54, 56 at circumferential intervals in a manner extending longitudinally, for connecting between the front and rear substrates 54, 56. The reaction bearing member 52 is incorporated in the rear trunk 50, and exposed in the master tunnel 12 according to the advancement of the shield machine 19, to take up a space inside the master tunnel 12. When a plurality ones of the column members 58 and the rear substrate 56 are detached, an opening 60 is formed therein in a manner opening in a lateral direction and in an axial direction of the reaction bearing member 52, and materials and equipment are taken in the interior of the shield machine 19 while excavated soil is discharged via the opening 60.
      COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种压力承载构件,当从狭窄的主隧道构造分支隧道时,有利于提高分支隧道施工效率。 解决方案:反作用轴承构件52具有可插入到屏蔽机的后行李箱50中的轮廓,并且由前后基板54,56形成,所述前后基板54,56呈环状并相互面对; 以及以纵向延伸的方式以周向间隔布置在前基板54和后基板56之间的多个列部件58,用于在前基板54和后基板56之间连接。反作用轴承部件52结合在后行李箱50中 ,并根据屏蔽机19的前进而在主通道12中露出,以占据主隧道12内的空间。当多个柱构件58和后基板56分离时,开口60为 在反作用轴承部件52的横向和轴向开口的方式形成,并且将材料和设备带入屏蔽机19的内部,同时挖掘的土壤经由开口60排出。 (C)2008,JPO&INPIT