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A platform for research: civil engineering, architecture and urbanism
PROBLEM TO BE SOLVED: To provide a grating detachment preventive device for a water collecting port of a drainage channel which has a simple structure, can easily be miniaturized and can be also adapted to a narrow grating.SOLUTION: The grating detachment preventive device for a water collecting port of a drainage channel comprises: a hook member 13 which is made of a plate material having a thickness that is rotatable between mutually adjacent main members and which is rotatably supported around a support shaft 14 having an upper end portion thereof penetrated through a main member 7, and a removing tool engaging portion 19 having a shape recessed upward at the lower end edge, in which the hook member 13 is integrally formed with a hook portion 16 which enters under a hook engaging portion 18 provided in a grating receiver 3 to engage with the hook engaging portion, and the removing tool engaging portion is penetrated right and left at a lower end edge and fixes a projecting preventive tool 20 whose total length is longer than the interval between the main members 7 and 7.SELECTED DRAWING: Figure 5
【課題】構造が簡単で小型化が容易であり、細幅のグレーチングに対しても適応できる排水路の集水口用グレーチング外れ止め装置の提供。【解決手段】互に隣り合う主部材間で回動可能な厚さの板材からなる鉤材１３を、その上端部側を主部材７に貫通させた支軸１４を中心に回動可能に支持させ、鉤材１３に、グレーチング受け３に備えた鉤係合部１８下に入り込んでこれに係合する鉤部１６を一体に形成するとともに、下端縁に左右に貫通させて全長が主部材７，７間の間隔より長い飛び出し防止具２０を固定し、かつ下端縁に上向きに窪ませた形状の外し具係合部１９を備えている。【選択図】図５
PROBLEM TO BE SOLVED: To provide a grating detachment preventive device for a water collecting port of a drainage channel which has a simple structure, can easily be miniaturized and can be also adapted to a narrow grating.SOLUTION: The grating detachment preventive device for a water collecting port of a drainage channel comprises: a hook member 13 which is made of a plate material having a thickness that is rotatable between mutually adjacent main members and which is rotatably supported around a support shaft 14 having an upper end portion thereof penetrated through a main member 7, and a removing tool engaging portion 19 having a shape recessed upward at the lower end edge, in which the hook member 13 is integrally formed with a hook portion 16 which enters under a hook engaging portion 18 provided in a grating receiver 3 to engage with the hook engaging portion, and the removing tool engaging portion is penetrated right and left at a lower end edge and fixes a projecting preventive tool 20 whose total length is longer than the interval between the main members 7 and 7.SELECTED DRAWING: Figure 5
【課題】構造が簡単で小型化が容易であり、細幅のグレーチングに対しても適応できる排水路の集水口用グレーチング外れ止め装置の提供。【解決手段】互に隣り合う主部材間で回動可能な厚さの板材からなる鉤材１３を、その上端部側を主部材７に貫通させた支軸１４を中心に回動可能に支持させ、鉤材１３に、グレーチング受け３に備えた鉤係合部１８下に入り込んでこれに係合する鉤部１６を一体に形成するとともに、下端縁に左右に貫通させて全長が主部材７，７間の間隔より長い飛び出し防止具２０を固定し、かつ下端縁に上向きに窪ませた形状の外し具係合部１９を備えている。【選択図】図５
GRATING DETACHMENT PREVENTIVE DEVICE FOR WATER COLLECTING PORT OF DRAINAGE CHANNEL
排水路の集水口用グレーチング外れ止め装置
AKI TADAO (author)
2018-07-26
Patent
Electronic Resource
Japanese
IPC:
E03F
SEWERS
,
Abwasserkanäle
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