国产精品IGAO视频网网址,亚洲人午夜射精精品日韩,久久久无码精品亚洲日韩按摩,又爽又黄无遮拦成人网站,精品熟女日韩中文十区,国产精品成人高潮av,日韩精品国产精品国产,开心久久婷婷综合中文字幕,欧美精品亚洲精品日韩专区一乛方,欧美人与性囗牲恔配

The steel wire rope for automobile proportional elevator is a kind of small lifting equipment. The electric hoist of steel wire rope has the advantages of compact structure, light weight, small volume, strong universality of parts and convenient operation. It can be installed on the I-beam alone, or on the electric or manual single beam, double beam, cantilever, gantry and other cranes. Generally, the motor is a cone type motor, which locks the lock automatically after stopping.

During transportation, the steel wire rope shall be lifted and placed gently to prevent impact and damage to the outer package. The steel wire rope shall be stored in a dry and ventilated room. During use, the I-shaped wheel shall be used to back off the setting out and pay attention to the setting out direction to avoid additional stress. During field use, the direction of the steel wire rope shall be paid to avoid additional stress and bending of the steel wire rope.

The steel wire rope equipment, bridge crane, gantry crane, gantry crane, cable crane, mast crane, railway crane, jib crane, mechanical parking equipment for the proportion lifter of light and small vehicles shall be used once every two years, among which the crane for lifting molten metal and hot metal shall be used once a year.