Higher vibration reduction rail fastener
The invention discloses an advanced vibration reduction rail fastener. The advanced vibration reduction rail fastener comprises a fastener body, wherein an iron base plate is arranged at the bottom of the fastener body; the two ends of the iron base plate are provided with first long round holes for...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses an advanced vibration reduction rail fastener. The advanced vibration reduction rail fastener comprises a fastener body, wherein an iron base plate is arranged at the bottom of the fastener body; the two ends of the iron base plate are provided with first long round holes for the anchor bolts to penetrate through, and adjusting cushion blocks are embedded in the positions, located in the first long round holes, of the iron base plate. An elastic base is embedded below the adjusting cushion block, and a second oblong hole for the anchor bolt to penetrate through is formed in the adjusting cushion block; the elastic base is provided with a third long round hole for the anchor bolt to penetrate through, and the elastic base is embedded in a positioning groove formed in the sleeper. According to the high-level vibration reduction rail fastener, low rigidity is provided through vertical shear deformation of the elastic base to guarantee rail elasticity, high rigidity is provided through tra |
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