Environment-friendly forcible entry protection device
The utility model provides a forcible entry environment-friendly protective device which is applied to a viaduct, the forcible entry environment-friendly protective device comprises an inner protective cover and an outer protective cover, the inner protective cover is arranged on the viaduct and loc...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model provides a forcible entry environment-friendly protective device which is applied to a viaduct, the forcible entry environment-friendly protective device comprises an inner protective cover and an outer protective cover, the inner protective cover is arranged on the viaduct and located on the inner side of an anti-collision wall, the outer protective cover is detachably connected to the inner protective cover, and a working cavity is formed between the inner protective cover and the outer protective cover. And avoiding holes are formed in the two ends of the outer protective cover correspondingly, and the two avoiding holes communicate with the working cavity, so that the anti-collision wall penetrates through the two avoiding holes and the working cavity. The inner protective cover is arranged on the viaduct and located on the inner side of the anti-collision wall, a working cavity is formed between the inner protective cover and the outer protective cover, avoiding holes are formed in the |
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