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公开(公告)号：KR101440900B1
公开(公告)日：2014-09-17
申请号：KR1020127017753
申请日：2011-01-17
Applicant: 에프알앤디건설(주) , 우라카미 합동회사
Inventor： 우라카미후카시
IPC: B62D57/024 , B62D57/02
CPC classification number: B62D57/024 , B62D57/00
Abstract: A traveling device comprising a rotating two-way negative pressure adsorption seal is to improve traveling performance. Provided is the traveling device comprising the rotating two-way negative pressure adsorption seal, configured to comprise a one-way rotating negative pressure adsorption seal provided on the right and left of a row axial line, wherein the distance between a rotation axial line and a traveling axial line of the negative pressure adsorption seal in one direction is almost the same as the distance between the rotation axial line and the traveling axial line of the negative pressure adsorption seal in the other direction, and an outer peripheral shape of the respective negative pressure adsorption seal is formed to comprise the outermost periphery end portion provided in the farthest periphery end part from the rotation axial line and the closest periphery end portion which is the most nearest periphery end part from the rotation axial line; and wheels driven inside each of the negative pressure adsorption seal.
Abstract translation: 包括旋转双向负压吸附密封件的移动装置是改善行驶性能。 提供了包括旋转双向负压吸附密封件的行进装置，其构造成包括设置在行轴线的左右的单向旋转负压吸附密封件，其中旋转轴线和 负压吸附密封件的一个方向的行进轴线与负压吸附密封件的旋转轴线和行进轴线的另一方向的距离几乎相同，各负压的外周形状 吸附密封件形成为包括设置在距离旋转轴线的最远的外周端部的最外周端部和与旋转轴线最近的最外周端部的最近的外周端部; 并且在每个负压吸附密封件内驱动的轮子。
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公开(公告)号：KR101300073B1
公开(公告)日：2013-08-30
申请号：KR1020110056789
申请日：2011-06-13
Applicant: 에프알앤디건설(주)
Inventor： 이희연
Abstract: 본 발명은 교좌장치를 용이하게 교체할 수 있는 거더 인상장치에 관한 것으로, 상호 이격 배치되는 교각과 교각 사이의 상기 교각의 상면에 배치되어 교량을 지지하는 거더를 상기 교각의 상면으로부터 소정 거리 인상시키기 위한 거더 인상장치로서, 상기 거더를 기준으로 상기 거더의 양측에 상호 대향되게 배치되며 일단이 상기 거더의 일측과 연결되고 타단이 상기 교각의 상면 일측과 연결되어 선택적으로 길이가 가변되는 인상수단을 포함하여 구성됨으로써, 거더를 지지하는 교좌장치를 교체시 거더를 지지할 수 있는 별도의 보강브라켓을 마련함으로써 교좌장치 교체 작업을 용이하고 신속하게 진행함과 동시에 거더 및 교좌장치로 전달되는 충격과 진동을 흡수할 수 있도록 하여 구조적인 안정성을 향상시킬 수 있는 효과가 있다.
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公开(公告)号：KR101408679B1
公开(公告)日：2014-06-17
申请号：KR1020130148658
申请日：2013-12-02
Applicant: 에프알앤디건설(주) , (주) 캐어콘
Inventor： 이진용
IPC: E02D37/00 , E01D22/00 , C04B24/00 , E02D15/06 , C04B103/30
CPC classification number: E02D37/00 , C04B24/00 , C04B2103/30 , E01D22/00 , E02D15/06 , E02D2250/0023 , E02D2250/0069 , E02D2300/0032 , E02D2300/0068 , E02D2300/007
Abstract: The present invention relates to a composite panel structure and a method for section-increasing and reinforcing an underwater concrete structure using the same, and more particularly, to a composite panel structure and a method for section-increasing and reinforcing an underwater concrete structure using the same wherein a form is replaced with the composite panel structure having a fiber reinforcing material, a metal plate and spacers so that construction is carried out directly without any temporary coffering work, thus preventing the metal plate from being corroded due to the direct exposure to water or air. Further, the unit composite panel structure is simply and rapidly connected to the neighboring composite panel structure without using any separate fixing members fixed to the underwater concrete structure, thus remarkably extending the degree of safety and the life span of the underwater concrete structure. According to the present invention, the composite panel structure includes a fiber reinforcing material (1); a metal plate (2) to which the fiber reinforcing material (1) is bonded; spacers (3) welded to the rear end of the metal plate to allow the rear end of the metal plate and the underwater concrete structure to be separated from each other and used as spacers and tension members during injection of a grouting material; and connectors (4) welded to the rear surface of the metal plate (2) to connect the neighboring unit composite panel structures.
Abstract translation: 本发明涉及一种复合板结构和使用其的水下混凝土结构的增加和增强的方法，更具体地说，涉及一种复合板结构和使用这种方法来增加和增强水下混凝土结构的方法 同样的，其中用具有纤维增强材料，金属板和间隔物的复合板结构替换形式，使得直接进行施工而不进行任何临时的工作，从而防止金属板被直接暴露于水中而被腐蚀 或空气。 此外，单元复合板结构简单且快速地连接到相邻的复合板结构，而不使用固定到水下混凝土结构的任何单独的固定构件，从而显着地延长了水下混凝土结构的安全性和使用寿命。 根据本发明，复合板结构包括纤维增强材料（1）; 与纤维增强材料（1）接合的金属板（2）; 垫片（3）焊接在金属板的后端，以允许金属板的后端和水下混凝土结构彼此分离，并在注浆期间用作间隔件和张紧构件; 以及焊接到金属板（2）的后表面的连接器（4），以连接相邻的单元复合板结构。
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公开(公告)号：KR101032743B1
公开(公告)日：2011-05-06
申请号：KR1020100096485
申请日：2010-10-04
Applicant: 에프알앤디건설(주)
Abstract: PURPOSE: A method for reinforcing a guard fence is provided to efficiently increase the strength of an existing fence structure by installing a rear beam in the rear of a post. CONSTITUTION: A method for reinforcing a guard fence is as follows. A rear beam(300) with a rear bolt through hole(301) is prepared. The rear bolt through hole corresponds to a front bolt penetration hole(201) of a front beam(200). A coupling bolt(11) is dismantled from a coupling nut(12). The rear beam is located at the rear of a post(100). The coupling bolt and the coupling nut are coupled in order to couple the post, the front beam, and the rear beam to each other.
Abstract translation: 目的：提供一种加强护栏的方法，通过将后梁安装在柱的后部来有效提高现有栅栏结构的强度。 构成：加强护栏的方法如下。 准备具有后螺栓通孔（301）的后梁（300）。 后螺栓通孔对应于前梁（200）的前螺栓贯穿孔（201）。 联接螺栓（11）从联接螺母（12）拆卸。 后梁位于柱（100）的后部。 联接螺栓和联接螺母被联接以将柱，前梁和后梁彼此连接。
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公开(公告)号：KR100954802B1
公开(公告)日：2010-04-28
申请号：KR1020090106502
申请日：2009-11-05
Applicant: 에프알앤디건설(주)
Inventor： 이희연
IPC: C09D183/02 , E01D22/00
CPC classification number: C09D183/02 , C08L93/04 , C08L95/00 , C09D109/06 , C09D125/08 , E01D22/00
Abstract: PURPOSE: A coating agent composition is provided to ensure excellent permeability to microcracks and capillary pores, good penetrability resistance, and to improve durability of a concrete bridge deck. CONSTITUTION: A method for preparing a coating agent composition used for a concrete bridge deck waterproof method comprises the steps of: mixing and stirring 5~50 weight% tetraethyl orthosilicate, 5~50 weight% ethyl acohol, and 5~30 weight% cyclohexane; dropping 10~50 weight% 2-propenoic acid, 5~20 weight%, butyl 2-propenoate, 0.5~5 weight% 2-hydroxyethyl methacrylate, 0.5~5 weight% ethylene glycol dimethacrylate, and 0.5~5 weight% 2-methylpropionitrile into the stirred composition, and then aging the mixture; and adding 10~50 weight% taraethylothosilicate to the aged composition.
Abstract translation: 目的：提供一种涂层剂组合物，以确保对微裂纹和毛细管孔具有优异的渗透性，良好的抗渗透性，并提高混凝土桥面的耐久性。 构成：用于混凝土桥面防水方法的涂料组合物的制备方法包括：将5〜50重量％的原硅酸四乙酯，5〜50重量％的乙基乙醇和5〜30重量％的环己烷混合搅拌; 滴加10〜50重量％的2-丙烯酸，5〜20重量％的2-丙烯酸丁酯，0.5〜5重量％的甲基丙烯酸2-羟乙酯，0.5〜5重量％的乙二醇二甲基丙烯酸酯和0.5〜5重量％的2-甲基丙腈 进入搅拌的组合物中，然后老化混合物; 并向老化组合物中加入10〜50重量％的三硅氧烷。
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Patent Agency Ranking
公开(公告)号：KR101505514B1
公开(公告)日：2015-03-24
申请号：KR1020140016067
申请日：2014-02-12
Applicant: 에프알앤디건설(주) , 강창구
IPC: E01F15/02
Abstract: 본 발명은 차로를 따라 설치되는 가드레일로써, 차로를 따라 등간격으로 땅 위에 설치되거나 또는 등간격으로 지반에 매립되는 베이스부재; 상기 베이스 부재의 내부 바닥에 안착되는 조립 관체; 금속재 파이프로 구성되며, 상기 조립 관체의 내측에 끼워지고, 하단은 베이스 부재를 관통하여 지반에 매립되는 지주; 상기 지주의 전, 후방에 설치되는 파형 형상의 가드펜스; 외측 테두리는 상기 베이스 부재와 동일한 형상으로 이루어져 베이스 부재에 끼워지도록 하고, 중앙에는 끼움홈이 마련되어 상기 조립 관체의 외측면에 끼워지도록 하는 완충 부재;로 구성된 기술적인 특징을 갖는 것으로 달성된다.
Abstract translation: 护栏及其构造方法技术领域本发明涉及一种护栏及其构造方法，其特征在于，具有：沿着车道以一定间隔安装在地面上的基座，或以一定的间隔埋在地下; 安装在基座构件的内层上的组装管体; 由金属管构成并插入到组装管中的支撑件，并且其中底端穿透基底构件并被埋在地下; 安装在支架的前侧和后侧的波纹护栏; 以及缓冲构件，其中所述外边缘具有与要插入所述基座构件的所述基座构件相同的形状，并且在所述中心处具有插入到所述组装管体的外表面中的插入槽。
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公开(公告)号：KR101502517B1
公开(公告)日：2015-03-20
申请号：KR1020140114370
申请日：2014-08-29
Applicant: 에프알앤디건설(주) , 주식회사 디앤시스
Inventor： 이희연
Abstract: 본 발명은 다수의 섬유보강시트(110)가 접착제의 함침에 의해 적층되어 형성되며, 섬유보강시트(110)는 탄소 섬유, 유리 섬유, 아라미드 섬유 중 어느 하나 또는 2 이상의 혼합물로 형성된 것을 특징으로 하는 구조물 보강용 섬유보강패널(100) 및 이를 이용한 구조물 내진보강공법을 제시함으로써, 콘크리트 구조물의 보수, 보강효과를 향상시켜 성능을 극대화하며, 환경적인 요인에 의한 강도저하의 우려를 방지하고, 공사기간을 단축시키며, 시공이 용이하고, 시공비를 절감하여 경제적이도록 한다.
Abstract translation: 本发明涉及一种用于加强可以改善对混凝土结构的维持和增强作用的结构的纤维增强板，以及使用该结构的结构地震改造方法。 通过浸渍粘合剂堆叠多个纤维增强片（110）。 纤维增强片（110）由碳纤维，玻璃纤维和芳族聚酰胺纤维中的任一种或由至少两种构成的复合体形成。 因此，通过提高混凝土结构的保持和增强效果，防止由环境因素引起的强度降低，缩短施工周期，降低施工成本，可以使性能最大化。
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公开(公告)号：KR1020120137746A
公开(公告)日：2012-12-24
申请号：KR1020110056785
申请日：2011-06-13
Applicant: 에프알앤디건설(주)
Inventor： 이희연
Abstract: PURPOSE: A girder supporting structure and a bridge seat device replacing method using the same are provided to rapidly progress a replacement of the bridge seat device and to obtain an enough working space. CONSTITUTION: A girder supporting structure comprises a vertical plate(100), a horizontal plate(200), and support units(300). The vertical plate is arranged along a direction of the height of a bridge post. The horizontal plate is arranged to form a right angle with the vertical plate. The support units are installed in one side of the horizontal plate and the vertical plate. The support unit comprises a vertical stiffener(310) and a horizontal stiffener(320).
Abstract translation: 目的：提供一种大梁支撑结构和使用其的桥座装置更换方法，以快速进行桥座装置的更换并获得足够的工作空间。 构成：大梁支撑结构包括垂直板（100），水平板（200）和支撑单元（300）。 垂直板沿着桥柱的高度方向排列。 水平板与垂直板形成直角。 支撑单元安装在水平板和垂直板的一侧。 支撑单元包括垂直加强件（310）和水平加强件（320）。
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公开(公告)号：KR101054033B1
公开(公告)日：2011-08-03
申请号：KR1020100130099
申请日：2010-12-17
Applicant: 에프알앤디건설(주)
Inventor： 이희연
IPC: C09D133/04 , C09D1/00 , C09D133/08 , C09D7/12
Abstract: PURPOSE: A silicate hybrid coating material is provided to form a physically and chemically stable film layer on the surface of a concrete bridge and to improve corrosion resistance of a steel bridge by coupling a concrete bridge and a steel bridge in one body. CONSTITUTION: A silicate hybrid coating material comprises 10~35 weight% of tetraalkoxy silicate, 16~75 weight% of acrylic copolymers, 5~15 weight% of ethyl alcohol, and 5~40 weight% of propyl methyl silicone intermediates. A method for preparing the silicate hybrid coating material comprises the steps of: injecting the tetraalkoxy silicate, ethyl alcohol and propyl methyl silicone intermediates into a reaction bath and raising and stirring the materials at 80~90 °C; and dropping the acryl monomer, 4-cyanovaleric acid, and glycidalmethacrylate.
Abstract translation: 目的：提供硅酸盐混合涂层材料，以在混凝土桥面上形成物理和化学稳定的薄膜层，并通过将混凝土桥和钢桥连接在一体来提高钢桥的耐腐蚀性。 构成：硅酸盐混合涂料含有10〜35重量％的四烷氧基硅酸盐，16〜75重量％的丙烯酸共聚物，5〜15重量％的乙醇和5〜40重量％的丙基甲基硅氧烷中间体。 制备硅酸盐混合涂层材料的方法包括以下步骤：将四烷氧基硅酸酯，乙醇和丙基甲基硅氧烷中间体注入反应浴中，并在80〜90℃下升高和搅拌材料; 并滴加丙烯酸单体，4-氰基戊酸和甲基丙烯酸缩水甘油酯。
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公开(公告)号：KR100865752B1
公开(公告)日：2008-10-29
申请号：KR1020070132379
申请日：2007-12-17
Applicant: 코레일테크 주식회사 , 에프알앤디건설(주)
Inventor： 민경주
CPC classification number: E01D19/04 , E01D19/041 , E01D22/00
Abstract: A replacing method of bearing apparatus is provided to replace the bridge bearing without slowing driving or cutting off the rail. A replacing method of bearing apparatus comprises following steps: a reverse hydraulic jack installation step for a gap, a half screw jack installation step for a temporary support which lifts a girder(11), a column space removal step which forming a first breaking-up space, a first temporary support pad insertion step which takes a part of column space, a column space removal step which forms a second breaking-up space, a second temporary support pad insertion step which first and second temporary support pad take all of the column space over, a bridge bearing withdrawal step, an epoxy pack inserting step for new bridge bearing insertion and temporary support, anti-condensing mortar or epoxy placing step forming the column space.
Abstract translation: 提供轴承装置的更换方法来替代桥式轴承，而不会减慢行驶或切断轨道。 轴承装置的更换方法包括以下步骤：用于间隙的反向液压千斤顶安装步骤，用于提升大梁（11）的临时支撑件的半螺纹千斤顶安装步骤，形成第一分解的柱空间移除步骤 空间，占据列空间的一部分的第一临时支撑垫插入步骤，形成第二分解空间的列空间移除步骤，第二临时支撑垫插入步骤，第一和第二临时支撑垫将所有柱 空间，桥轴承取出步骤，用于新桥轴承插入和临时支撑的环氧树脂包装插入步骤，形成柱空间的防冷凝砂浆或环氧树脂放置步骤。
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