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.

一、电缆桥架型式及品种的选择

1、 Selection of type and variety of cable tray

1、需屏蔽电器干扰的电缆网路或有防护外部(如：有腐蚀液体，易燃粉尘等环境)影响的要求时，应选用(FB)类槽式复合型防腐屏蔽电缆桥架(带盖)

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、强腐蚀性环境应采用(F)类复合环氧树脂防腐阻燃型电缆桥架。托臂、支架也要选用同样材料，提高桥架及附件的使用寿命，电缆桥架。在容易积灰和其它需遮盖的环境或户外场所宜加盖板。

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、除上述情况外，可根据现场还环境及技术要求选用托盘式、槽式、梯级式、玻璃防腐阻燃电缆桥架或钢质普通型桥架。在容易积灰和其它需遮盖的环境或户外场所宜加盖板。

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、在公共通道或户外跨越道路段，底层梯级的底部宜加垫板或在该段使用托盘。大跨距跨越公共通道时，可根据用户要求提高桥架的载荷能力或选用行架。

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、大跨距要选用复合型桥架(FB)。

5. Composite bridge (FB) shall be selected for large span.

6、户外要选用复合环氧树脂桥架(F)。

6. Composite epoxy resin bridge (f) shall be selected for outdoor use.

济南桥架

Jinan Bridge

二、规格选择

2、 Specification selection

1、济南桥架的宽度和高度就按需求进行选择，并应符合电缆真充率不超过有关标准规范的规定值，动力电缆可取40-50%，控制电缆可取50-70%，另外需予留10-25%的式程发展余量。

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、各种弯通及附件规格应符合工程布置条件并与桥架相配套。

2. The specifications of various bends and accessories shall meet the engineering layout conditions and match with the bridge.

3、支、吊架规格的选择，应按桥架规格、层数、跨距等条件配置。并应满足荷载的要求。

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、桥架横截面积的选择。

4. Selection of bridge cross section area.

以上就是济南桥架的品种与规格的介绍，让我们明白了在选购桥架时不仅要注重桥架的外观，桥架的规格方面的选择要多下功夫去判断该桥架的质量，才更有可能保证桥架的使用效果。如果您还有不明白的，随时与我们联系。

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.