Rail damping fastener
A vibration-damping fastener and track technology, which is applied in the field of rail transit, can solve problems such as abnormal track gauge expansion, low lateral stiffness, and high cost, so as to reduce construction and later operation and maintenance costs, improve lateral stiffness, and reduce installation costs. height effect
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[0042] In order to make the objectives, technical solutions and advantages of the present invention clearer, the embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. It should be noted that the embodiments in the application and the features in the embodiments can be combined with each other arbitrarily if there is no conflict.
[0043] In the following description, many specific details are set forth in order to fully understand this article. However, this article can also be implemented in other ways different from those described here. Therefore, the scope of protection of this article is not limited by the specific embodiments disclosed below. .
[0044] Such as figure 1 As shown, a rail vibration damping fastener includes an upper backing plate 7, a lower backing plate 9, an under-rail elastic backing plate 2, a middle elastic backing plate 8. Further, the rail vibration damping fastener may also include a lockin...
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