Sleeper for mine tunnel
The utility model relates to a sleeper for a mine tunnel. The sleeper comprises a sleeper body, and at least one through hole is formed in the sleeper body in the length direction. The sleeper is of a hollow structure, so that the use quantity of materials is reduced, production cost is reduced, sho...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model relates to a sleeper for a mine tunnel. The sleeper comprises a sleeper body, and at least one through hole is formed in the sleeper body in the length direction. The sleeper is of a hollow structure, so that the use quantity of materials is reduced, production cost is reduced, shocks are absorbed, noise is lowered, meanwhile, transverse bending strength and longitudinal shearing strength of the sleeper can be improved, and the service life of the sleeper is prolonged. |
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