Combined component for railway construction
Patent Information
- Authority / Receiving Office
- CN Β· China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- ιιΎ
- Publication Date
- 2021-08-10
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Abstract
Description
technical field
[0001] The invention relates to the field of railway construction, in particular to a combined component for railway construction. Background technique
[0002] From railway construction design to civil, mechanical, signal and environmental engineering fields, sleepers are the most used and most important combined component in the railway construction process.
[0003] The existing patent (notification number: CN101851879B) discloses a composite sleeper, which includes a sleeper main body and elastic strips. There are pre-embedded iron seats on both sides, and there are under-rail rubber pads between the pre-embedded iron seats. The upper surface of the under-rail rubber pads is provided with tracks, and the upper surfaces on both sides of the bottom of the rails are provided with rails. One end of the elastic bar is inserted into the through hole of the pre-embedded iron seat, and the other end is pressed on the upper surface of the gauge block. The inside ...