Modulus formula telescoping device composite waterproof , sealing device

The utility model relates to a modulus formula telescoping device composite waterproof, sealing device, including boundary beam steel A and boundary beam steel B, be equipped with the waterproof sealant strip or in at least one girder iron between boundary beam steel A and boundary beam steel B, boundary beam steel and well girder iron all adopt " waist " the die cavity structure that appears to through each roof beam just with the waterproof sealant strip between effective the connection, play waterproof, dustproof, shock attenuation, fall the effect of making an uproar. The service life of the telescoping device is prolonged, installation, change convenience are suitable for popularization and application. 本实用新型主要涉及种模数式伸缩装置复合防水、密封装置，包括边梁钢A和边梁钢B，在边梁钢A和边梁钢B之间设有防水密封胶条或至少个中梁钢，边梁钢和中梁钢均采用"腰"形型腔结构，并通过各梁刚与防水密封胶条之间的有效连接，起到防水、防尘、减震、降噪的效果。提高伸缩装置的使用寿命，安装、更换方便，适于推广应用。