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    • 1. 发明专利
    • 既存建築物の免震化工法及びその施工中の仮設構造
    • 现有建筑物及其结构中的临时结构的基础隔离方法
    • JP2014206038A
    • 2014-10-30
    • JP2013104854
    • 2013-05-17
    • 株式会社奥村組Okumura Corp
    • FUNAKI HIDETAKAKISHIMOTO TAKESHIKUNIYUKI KAORUKURIMOTO MASAHIRO
    • E04G23/02
    • 【課題】免震装置の設置空間の形成から当該設置空間への免震装置の設置完了までの期間における作業を、柱軸力を負担する仮設材に支障が生じた場合であっても、安全性高く、かつ容易な作業、簡単な仮設構成で施工することが可能な既存建築物の免震化工法及びその施工中の仮設構造を提供する。【解決手段】既存柱に、上方及び下方増し打ちコンクリート部分3a,3bを設け;これら増し打ちコンクリート部分間にジャッキ9を設けて、ジャッキに柱軸力を支持させ;既存柱の中間部分を切除し、既存柱の上方及び下方部分2b,2cに現れる下向き及び上向き切断面2d,2eの間に、免震装置の設置空間Pを形成し;上向き切断面上に、下向き切断面に対し隙間Xを隔てて、柱軸力を仮受けし得る仮受け支持部材15を設置し;仮受け支持部材を撤去して設置空間内部に免震装置を挿入し、免震装置を既存柱の上方及び下方部分に固定する。【選択図】図9
    • 要解决的问题:提供现有建筑物的基础隔离方法及其构造中的临时结构,使得在形成用于基础隔离装置的安装空间到在安装空间中完成基座隔离装置的完成期间的工作 即使临时材料轴承柱塞轴向力发生故障,也容易执行高安全性和简单的临时构造。解决方案:现有的柱具有上下附加浇铸混凝土部分3a,3b; 在这些附加铸造的混凝土部件之间设置有千斤顶9,以便通过千斤顶承受柱的轴向力; 切割现有柱的中间部分,以形成出现在现有柱体的上部和下部2b,2c处的向下切割表面2d和2ee之间的基底隔离装置的安装空间P; 临时接收柱头轴向力的临时接收支撑构件15相对于向下切割表面跨越间隙X安装在向上切割表面上; 并且临时接收支撑构件被移除,基部隔离装置插入到安装空间中,并且基座隔离装置分别固定到现有塔的上部和下部。
    • 2. 发明专利
    • Shear reinforcement method
    • 剪切加固方法
    • JP2014159717A
    • 2014-09-04
    • JP2013031246
    • 2013-02-20
    • Okumura Corp株式会社奥村組
    • MISAWA TAKASHIKURIMOTO MASAHIROYAMAGUCHI OSAMUNUMATA KEN
    • E04G23/02
    • PROBLEM TO BE SOLVED: To provide a shear reinforcement method by which a filler can be efficiently utilized as a reinforcement material by letting the filler sufficiently wrap around a shear reinforcement material, sufficient fixing strength can be obtained, and a construction can be easily carried out.SOLUTION: A shear reinforcement material 13 is integrally provided with a diameter-expansion fixing part 16 at a tip part, and has a sharp part 17 shaped to have a sharp tip at the tip side further than the diameter-expansion fixing part 16. In a drilling step, a reinforcement material insertion hole 12 is formed, with a constant inner diameter larger than an outer diameter of the diameter-expansion fixing part 16 of the shear reinforcement material 13, from a base end opening 12a up to the depth at which a tip hole bottom part 12b is arranged close to a main reinforcement 20a on another side wall surface 11b side. In a reinforcement material installation process, the shear reinforcement material 13 is installed while being separated from an inner peripheral surface of the reinforcement material insertion hole 12 by bringing the tip of the sharp part 17 into contact with the tip hole bottom part 12b of the reinforcement material insertion hole 12 and by inserting a base end side part into an annular spacer 18 arranged inside the reinforcement material insertion hole 12.
    • 要解决的问题:为了提供一种剪切增强方法,通过使填料充分地缠绕在剪切增强材料上,可以有效地利用填料作为增强材料,可以获得足够的固定强度,并且可以容易地进行结构 解决方案:剪切增强材料13在尖端部分与直径膨胀固定部分16一体地设置,并且具有形成为在尖端侧具有比直径膨胀固定部16更尖锐的尖锐部17。 在钻削步骤中,形成有从基端开口12a到内部直径大于剪切增强材料13的直径膨胀固定部16的外径的固定内径的加强材料插入孔12 顶孔底部12b靠近另一侧壁面11b侧的主加强件20a配置。 在加强材料安装过程中,剪切增强材料13通过使尖锐部分17的尖端与加强件的尖端孔底部部分12b接触而安装在与加强材料插入孔12的内周表面分离 材料插入孔12,并且通过将基端侧部分插入布置在加强材料插入孔12内的环形间隔件18中。
    • 3. 发明专利
    • Method of controlling crane
    • 控制起重机的方法
    • JP2012041180A
    • 2012-03-01
    • JP2010186499
    • 2010-08-23
    • Okumura Corp株式会社奥村組
    • KURIMOTO MASAHIROYABUNO KOJI
    • B66C13/22
    • PROBLEM TO BE SOLVED: To provide a method of controlling a crane, inhibiting more effectively residual vibration of a suspended load when varying the length of a rope of the suspended load.SOLUTION: The method of controlling the crane includes a carrying process of making a turn in the order of an acceleration section, an equal angular velocity section and a deceleration section. In the carrying process, coordinate transformation is performed so that symmetry (symmetric relationship in which equality is achieved if turning back) is made in half the carrying time required from a carrying start position to a target position, and acceleration and deceleration control of turning speed is performed based on the turn acceleration and deceleration pattern calculated according to change in the length of a wire and variation in the rise and fall speed of the suspended load.
    • 要解决的问题:提供一种控制起重机的方法,当改变悬挂载荷的绳索的长度时,更有效地抑制悬挂载荷的残余振动。 解决方案:控制起重机的方法包括按加速段,相等角速度段和减速段进行转弯的承载过程。 在承载过程中,进行坐标变换,使得从承载起始位置到目标位置所需的承载时间的一半的对称性(实现回转的相等性的对称关系)成为转动速度的加速和减速控制 基于根据线长度的变化计算的转弯加速度和减速度图形以及悬挂负载的上升和下降速度的变化进行。 版权所有(C)2012,JPO&INPIT
    • 5. 发明专利
    • Method for judging deterioration of concrete structure
    • 评估混凝土结构的方法
    • JP2005164257A
    • 2005-06-23
    • JP2003399706
    • 2003-11-28
    • Okumura Corp株式会社奥村組
    • KURIMOTO MASAHIROIGARASHI ZENICHIMORIMOTO KATSUHIDEHIRAI TAKASHI
    • G01N17/00G01N33/38
    • PROBLEM TO BE SOLVED: To provide a technique of judging erosion in estimating and calculating the erosion and deterioration of a concrete structure due to ettringite and calcium sulfate under a sulfuric acid corrosion environment.
      SOLUTION: In the method for judging the deterioration of respective elements in estimating and calculating the advance of the deterioration of the concrete structure under the sulfuric acid corrosion environment by a finite-element method, the volumetric expansion in the production reaction of calcium sulfate by sulfuric acid and calcium hydroxide and the volumetric expansion in the production reaction of ettringite by calcium sulfate and aluminum trioxide are added up at every element and, when the sum total expansion quantity exceeds gap quantity, it is judged that the element is eroded to be peeled from the concrete structure.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种在硫酸腐蚀环境下估计和计算由钙铝矿和硫酸钙引起的混凝土结构的侵蚀和劣化的侵蚀判断技术。 解决方案:在通过有限元法在硫酸腐蚀环境下估计和计算混凝土结构劣化进展的各元素劣化方法中,钙的生成反应中的体积膨胀 通过硫酸和氢氧化钙的硫酸盐,并且在每个元素上加入钙矾土和三氧化铝的钙矾石的生产反应的体积膨胀,当总和膨胀量超过间隙量时,判断元素被侵蚀到 从混凝土结构上剥离。 版权所有(C)2005,JPO&NCIPI
    • 6. 发明专利
    • Method for estimating deterioration of concrete structure
    • 估算混凝土结构的方法
    • JP2003004727A
    • 2003-01-08
    • JP2001188429
    • 2001-06-21
    • Okumura Corp株式会社奥村組
    • IGARASHI ZENICHIMORIMOTO KATSUHIDEAZUMA KUNIKAZUKURIMOTO MASAHIROMASUI HITOSHI
    • G01N33/38
    • PROBLEM TO BE SOLVED: To provide a method capable of accurately estimating the deterioration of a concrete structure caused by neutralization even in a case repairing the existing concrete structure.
      SOLUTION: The method for estimating the deterioration of the concrete structure is constituted of steps S101-S109 for inputting the characteristic data related to the structural condition of the concrete structure, steps S201-S203 for inputting the boundary condition of the existing concrete structure in a repaired case and the characteristic data of a repairing material and a step S301 for estimating and calculating the advance of the deterioration of the concrete structure from the respective inputted data as shown by Fig 1.
      COPYRIGHT: (C)2003,JPO
    • 要解决的问题:即使在修复现有的混凝土结构的情况下,提供一种能够精确地估计由中和引起的混凝土结构的劣化的方法。 解决方案:用于估计混凝土结构的劣化的方法由用于输入与混凝土结构的结构状态相关的特征数据的步骤S101-S109构成,用于输入现有混凝土结构的边界条件的步骤S201-S203 维修材料的特性数据和步骤S301,用于根据图1所示的各个输入数据估计和计算混凝土结构的劣化的进展。