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Construction method for spraying polystyrene foam waterproof protective layer on outer wall of underground structure
The invention discloses a construction method for spraying a polystyrene foam waterproof protection layer on an underground structure outer wall. The underground structure outer wall, a waterproof layer and a polystyrene foam surface layer are included. The construction method comprises the steps of polystyrene foam blending, polystyrene foam spraying and earthwork backfilling. The construction method has the beneficial effects that a traditional underground structure outer wall waterproof protection layer construction method is replaced, operation is easy, the working efficiency is improved, and the construction progress is accelerated; the foaming agent is prepared according to a certain proportion, so that strength is formed, and the foaming agent has certain toughness due to the fact that the interior of the foaming agent is of a honeycomb structure; the pressure resistance of the polystyrene board is not weaker than that of a conventional polystyrene board, so that vibration during backfilling and the influence of the vibration in the later period are counteracted; and the polystyrene foam has a good adsorption effect on the waterproof layer, can be completely adsorbed on the waterproof layer, and has a good protection effect on the waterproof layer, so that the waterproof layer is prevented from being damaged by other adverse factors.
本发明公开了一种地下结构外墙喷涂发泡胶防水保护层的施工方法,包括地下结构外墙、防水层以及发泡胶面层;其施工方法包括:调配发泡胶、喷涂发泡胶、土方回填。本发明的有益效果是:替代传统地下结构外墙防水保护层施工方法,操作简单,提升工作效率加快施工进度;发泡剂按一定比例调制,在形成强度的同时因为其内部为蜂窝结构,也让其本身有一定的韧性;其本身具有的抗压性能,不弱于常规聚苯板,对于抵消回填土时的震动及其后期产生的影响;发泡胶对于防水层的吸附性效果较好,能完全吸附于防水层上,对防水层起到很好的保护效果,从而避免其他不利因素对防水层造成的破坏。
Construction method for spraying polystyrene foam waterproof protective layer on outer wall of underground structure
The invention discloses a construction method for spraying a polystyrene foam waterproof protection layer on an underground structure outer wall. The underground structure outer wall, a waterproof layer and a polystyrene foam surface layer are included. The construction method comprises the steps of polystyrene foam blending, polystyrene foam spraying and earthwork backfilling. The construction method has the beneficial effects that a traditional underground structure outer wall waterproof protection layer construction method is replaced, operation is easy, the working efficiency is improved, and the construction progress is accelerated; the foaming agent is prepared according to a certain proportion, so that strength is formed, and the foaming agent has certain toughness due to the fact that the interior of the foaming agent is of a honeycomb structure; the pressure resistance of the polystyrene board is not weaker than that of a conventional polystyrene board, so that vibration during backfilling and the influence of the vibration in the later period are counteracted; and the polystyrene foam has a good adsorption effect on the waterproof layer, can be completely adsorbed on the waterproof layer, and has a good protection effect on the waterproof layer, so that the waterproof layer is prevented from being damaged by other adverse factors.
本发明公开了一种地下结构外墙喷涂发泡胶防水保护层的施工方法,包括地下结构外墙、防水层以及发泡胶面层;其施工方法包括:调配发泡胶、喷涂发泡胶、土方回填。本发明的有益效果是:替代传统地下结构外墙防水保护层施工方法,操作简单,提升工作效率加快施工进度;发泡剂按一定比例调制,在形成强度的同时因为其内部为蜂窝结构,也让其本身有一定的韧性;其本身具有的抗压性能,不弱于常规聚苯板,对于抵消回填土时的震动及其后期产生的影响;发泡胶对于防水层的吸附性效果较好,能完全吸附于防水层上,对防水层起到很好的保护效果,从而避免其他不利因素对防水层造成的破坏。
Construction method for spraying polystyrene foam waterproof protective layer on outer wall of underground structure
一种地下结构外墙喷涂发泡胶防水保护层的施工方法
WEI ZHIFENG (author) / JIAO KE (author) / CHEN CHEN (author) / LI SHIHAO (author) / ZHANG PENG (author)
2022-09-02
Patent
Electronic Resource
Chinese
IPC:
E02D
FOUNDATIONS
,
Gründungen
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