Longitudinal sleeper and damping railway system thereof
AssigneeQingdao Nianxin Environment Tech Co., Ltd.
InventorsLin Qi, Jing Zeng
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Abstract
A longitudinal sleeper and a damping railway system thereof are provided. The longitudinal sleeper comprises a pair of longitudinal prestressed concrete beams (1) respectively arranged under rails along a longitudinal direction of the rails, and concrete connection boards (2) transversely connected between the pair of the longitudinal prestressed concrete beams (1).
Claims17
A longitudinal sleeper, comprising a pair of longitudinal prestressed concrete beams respectively to be positioned longitudinally under a rail and a concrete connection board connected transversely between the pair of longitudinal prestressed concrete beams, wherein
- the pair of longitudinal prestressed concrete beams and the concrete connection board are formed integrally by pouring, and
- a stress release crack is formed on one or both of the longitudinal prestressed concrete beams near the joint portion between the respective beam and the concrete connection board and in one or more of an upper surface or a lower surface of the respective beam.
A damping railway system comprising a longitudinal sleeper, the longitudinal sleeper comprising a pair of longitudinal prestressed concrete beams respectively to be positioned longitudinally under a rail, a concrete connection board connected transversely between the pair of longitudinal prestressed concrete beams, wherein
- the pair of longitudinal prestressed concrete beams and the concrete connection board are formed integrally by pouring, and
- a stress release crack is formed on one or both of the longitudinal prestressed concrete beams near the joint portion between the respective beam and the concrete connection board and in one or more of an upper surface or a lower surface of the respective beam,
- and the rail is installed onto the pair of longitudinal prestressed concrete beams in the longitudinal sleeper along the length direction of the longitudinal sleeper.
Dependencies are inferred from the claim text.