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1、山东电缆桥架
水平敷设时,桥架间的对接处距支承点的距离应在跨距的1/4以内,对于大跨距桥架最好放在支承架上对接,在有弯通或三通的地方则需单独增加支承点,垂直方向的托臂每隔1.5m设一固定点。
Laying levels of 1, cable bridge, bridge joint between the distance from the point of support should be within the span of a quarter, for large span bridge the best in supporting frame, where there is bent or tee should be separate to increase the bearing point, vertical arm every 1.5 m set a fixed point.
2、桥架的立柱、托臂等支架可与基础预埋件焊接固定,也可采用膨胀螺栓固定,对于现场焊接处一定要做好防腐处理,通常由用户现场涂刷防腐漆。
2, bridge columns, arm based embedded parts such as stents and fixed welding, expansion bolt, may be adopted for the welding place treatment will be done, the user by anti-corrosive paint.
6、桥架内的电缆应用电缆卡带、或金属电缆卡子进行分组固定。对于水平敷设的电缆通常每隔2m左右作一固定点;
6, bridge cable cable card application of grouping, or metal cable clamp is fixed. For horizontal installation of cable is usually made at intervals of about 2 m a fixed point;
对于垂直敷设的电缆应每隔1—1.5m固定一次,在改变标高的端部也应予以固定。
For vertical installation of cable should be 1-1.5 m fixed every time, should also be given fixed at the end of change of elevation.