How to do fence installation?

First, the wall fence installation instructions

1, the wall fence is usually installed before the construction has been the formation of brick or concrete pouring the lower foundation, the fence can be used mechanical expansion bolt, chemical screw inspection, etc. will column column steel plate fixed in the lower part of the base of the central part of the line are cloth.
2, such as the foundation of the lower part of the wall has not yet formed, it is recommended to increase the length of the column lining directly embedded in the wall, the wall after the conservation period can be formally constructed; or prefabricated embedded parts laid in the wall after the column steel Lining welding method and embedded parts welding, these two ways is characterized by more bolted bolts, but the default must pay attention to straight and horizontal lines.
3, column steel lining spacing must be consistent with the design size, to ensure that pre-assembled semi-finished products can be connected with.

4, in the straight line from the full range of the lower limit of the two parallel lines for the installation of adjustment benchmarks. To ensure that the fence after the completion of the installation of the upper and lower flatness.
5, the horizontal barrier, the steel lining have been installed in the factory to complete the connection, the bearing point of the reinforced parts have been installed in place, the site construction only need to fence horizontal column and column connection can be fixed.

Second, the road isolation fence

1, road isolation fence in the factory has been ordered according to the order of the assembly requirements, the product arrived at the construction site only after the column of the steel lining parts into a stable base, according to the use of departments to extend the layout of the line.
2, after the completion of the basic layout of the use of special bolts will be properly connected to each section of the fence.
3, in order to improve the wind resistance of the bar, anti-malicious movement, should be a stable base and the use of internal expansion bolt on the ground for fixed.
4, then the user requirements in the top of the fence fixed installation of the reflector.
5, mobile cast iron seat can be used spike or expansion screw symmetrical lock.

Third, the stairs fence

1, with reference to the "fence" of the column fixed method will column steel lining and ground fixed connection.
2, in each column on the lower end of the draw line with a protractor to measure the upper and lower angle.
3, according to the angle requirements of matching fittings, and according to the angle requirements of the assembly of oblique fence.
4, the protection of the fence and the column with reference to the isolation barrier practice.

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