大家都知道甚至也见过济南桥架有多种形式，该桥架的组成主要由机械臂、安装附件、支架等装置构成。 它的优势是可以独立架设的地方是建筑物内，也可以附设在建筑物的流水线托架上。 济南电缆桥架的结构非常简单、配置非常灵活、外形非常美观等特点。接下来济南桥架厂就为大家具体介绍一下桥架的选择方式。
As we all know, Jinan Bridge has many forms. The bridge is mainly composed of mechanical arm, installation accessories, bracket and other devices. Its advantage is that it can be erected independently in the building or attached to the assembly line bracket of the building. The structure of Jinan cable tray is very simple, the configuration is very flexible, and the appearance is very beautiful. Next, Jinan Bridge factory will introduce the selection of bridge.
1、 Selection of type and variety of cable tray
1. When the cable network needs to be shielded from the interference of electrical appliances or has the requirement to protect the external environment (such as corrosive liquid, flammable dust, etc.), the (FB) groove type composite anti-corrosion shielded cable tray (with cover) shall be selected
2. Class (f) composite epoxy resin anti-corrosion and flame retardant cable tray shall be used in strong corrosive environment. The same material should be used for bracket and bracket to improve the service life of cable tray and accessories. Cover plate should be added in the environment or outdoor place where dust is easy to accumulate and other places need to be covered.
3. In addition to the above situations, tray type, trough type, step type, glass anti-corrosion and flame retardant cable tray or steel common type cable tray can be selected according to the site environment and technical requirements. Cover plate should be added in the environment or outdoor place where dust is easy to accumulate and other places need to be covered.
4. In the section of public passage or outdoor crossing road, the bottom of the bottom step should be added with backing plate or pallet should be used in this section. When crossing the public passage with large span, the load capacity of the bridge can be improved or the walking frame can be selected according to the user's requirements.
5. Composite bridge (FB) shall be selected for large span.
6. Composite epoxy resin bridge (f) shall be selected for outdoor use.
2、 Specification selection
1. The width and height of Jinan Bridge shall be selected according to the demand, and the cable true charge rate shall not exceed the specified value of relevant standards and specifications. The power cable can take 40-50%, the control cable can take 50-70%, and the type development allowance of 10-25% shall be reserved.
2. The specifications of various bends and accessories shall meet the engineering layout conditions and match with the bridge.
3. The specifications of supports and hangers shall be selected according to the specifications, layers and spans of the bridge. And it should meet the load requirements.
4. Selection of bridge cross section area.
The above is the introduction of the varieties and specifications of Jinan Bridge, let us understand that in the purchase of bridge, we should not only pay attention to the appearance of the bridge, but also pay more attention to the selection of bridge specifications to judge the quality of the bridge, which is more likely to ensure the use effect of the bridge. If you do not understand, feel free to contact us.