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LED lamp hand-made sample series 02

Source: Original Editor: manual labor outsourcing factory Time: 18:24, August 19, 2019
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LED lamp hand-made sample series 02


 
Technical requirements:
1、 Hand work out The double arm road lamps are double cantilever single fire lamps. The lamps in the motorway are 11.5m away from the ground, and the lamps on the sidewalk are 8.5m away from the ground. The lamps are arranged on both sides with a spacing of 50m. The light source of fast train road lamp is 120W LED street lamp, and the light source of sidewalk street lamp is 80W LED street lamp. Generally, 12m high pole lamp is used on highway, with single cantilever and double cantilever, and 400W high pressure sodium lamp.
2. The lamp pole is made of high-quality Q235A steel bending cone-shaped pole. The lamp pole is made of 4mm thick steel plate. The wall thickness of lamp pole does not include the thickness of galvanized layer. The main pole of the lamp pole is a conical pole with the diameter of the upper opening about 85mm and the diameter of the lower opening about 200mm. The cantilevers are made of 60mm diameter steel pipe, 1.6m of motorway, 1.2m of sidewalk and 3mm of wall thickness.
3. The surface of lamp pole shall be smooth, and there shall be no cracking, missing welding, continuous porosity, undercut and inequality.
Hand work out The straight line error of the center line of the lamp pole is not more than 0.02% of the length of the pole. The appearance of the pole is free from roughness and trace, and the appearance of the lamp post has no obvious defects.
4. The lamp pole is welded by automatic argon arc welding and ultrasonic flaw detection, which meets the requirements of gbl1345 class II standard. The lamp post is fixed by nail and top wire.
5. The lamp pole is treated with hot-dip galvanizing anti-corrosion treatment, the zinc layer is not less than 75 μ m, the surface is practical and smooth, the color is basically the same, there is no peeling and peeling after hammer test, and the galvanizing life is not less than 20 years.
6、
Hand work out The lamp pole shall be sprayed with high-quality outdoor pure polyester powder, the color shall be determined, the surface shall be smooth and smooth, the quality of plastic layer shall be stable, it shall not fade or fall off, it shall have strong adhesion and strong ultraviolet resistance, the service life shall not be less than 20 years, the thickness shall be no less than 80um, and it shall meet the ASTM d339-83 standard.