电缆桥架合适于何种场所
电缆桥架合适于何种场所
Where is the cable bridge suitable for?
1.电缆桥架适用于普通工矿企业室内外架空敷设电力电缆、控制电缆,亦可用于电信、播送电视等部门在室内外架设。
1. Cable bridge is suitable for laying power cables and control cables indoors and outdoors in general industrial and mining enterprises, and also for laying indoors and outdoors in telecommunications, broadcasting and television departments.
2.选择电缆桥架依据电缆荷载及桥架装置处的环境,以电缆桥架的载荷曲线爲根据,来确定电缆桥架的类型和规格及立柱的间距、托臂的长度、电缆桥架的层次,立柱的长度等。
2. Choosing the cable bridge frame according to the cable load and the environment of the bridge device, and based on the load curve of the cable bridge frame, the types and specifications of the cable bridge frame and the spacing of the columns, the length of the brackets, the layers of the cable bridge frame and the length of the columns are determined.
3.当电缆桥架的固定方式采用悬挂式且托臂爲单侧多层式装置时,爲了立注受力均衡,应选用对材载荷方式,敷设电缆桥架。
3. When the cable bridge is fixed by hanging type and the bracket is a single-sided multi-layer device, in order to balance the force of the vertical injection, the load mode of the corresponding material should be selected and the cable bridge should be laid.
4.大跨距敷设电缆,可选用大跨距电缆桥架。
4. For long-span cable laying, long-span cable bridge can be selected.
电缆桥架在穿越易受外来机械损伤的地域和日晒地域,应选用防护盖板。当电缆槽或桁架式梯架需转变分支时,可采用各种弯通衔接。
Protective covers should be selected for cable bridge traversing areas susceptible to external mechanical damage and sunshine. When cable groove or truss ladder need to change branches, all kinds of bend-through connection can be used.
5.选择电缆桥架的支撑间距应小于允许支撑跨距。宽度应留有一定的备用空位,以便当前增添电缆用。
5. The support spacing of cable bridge should be less than the allowable support spacing. Width should be reserved for the current addition of cables.
6.电缆桥架的防腐措施爲:塑料喷涂、镀锌钝化、电镀锌(适用于轻防腐地域)热浸镀锌、热喷锌适用于重防腐地域镀锌镍合金等。热浸镀锌电缆桥架用料厚度需添加0.5mm以上。
6. The anticorrosive measures of cable bridge are: plastic spraying, galvanizing passivation, galvanizing (suitable for light anticorrosive areas), hot dipping galvanizing, hot spraying galvanizing for heavy anticorrosive areas, galvanizing nickel alloy, etc. Hot-dip galvanized cable bridge material thickness needs to add more than 0.5mm.
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