（北京市建筑设计研究院有限公司， 北京 100045）

［摘要］介绍了2019北京世园会酒店的结构概况，针对酒店类型建筑的结构设计特点，重点研究了宴会厅大跨预应力结构设计。介绍了各种类型的设备夹层结构方案，包括常规混凝土楼盖方案、架空层设置方案、轻质楼盖方案。介绍了管井及走道区域结构方案，包括梁变截面高度、变平面形状、增设异形边角柱等处理方式。介绍了建筑造型的结构实现，包括复杂建筑立面造型的结构实现方式。介绍了高大隔墙处理以及特色楼梯设计等问题，为酒店类型建筑的结构设计提供了借鉴。

［关键词］2019北京世园会； 酒店结构设计； 预应力结构； 设备夹层结构方案

中图分类号：TU318文献标识码：A文章编号：1002-848X(2019)17-0060-05

Structural design on Hotel of International Horticultural Exhibition 2019, Beijing, China

Wang Yi, Zhen Wei, Mu Chenxi, Zhao Ming, Zhang Lei

(Beijing Institute of Architectural Design, Beijing 100045, China)

Abstract:The general structure situation of Hotel of International Horticultural Exhibition 2019, Beijing, China  was introduced, and according to the characteristics of the hotel type building, the large-span prestressed structure design for the banquet hall was mainly focused. Various types of equipment sandwich structure scheme was introduced, including conventional concrete floor scheme, overhead layer setting scheme, lightweight floor scheme. Arrangement scheme of structural beam in tubular well and gangway area was introduced, including the treatment methods of variable section height of beam, variable plane shape, adding special-shaped column. The structural realization of architectural modeling was introduced, including the structural realization mode of complex building facade modeling; tall partition treatment and characteristic stair design, etc was introduced, which provides reference for the structural design of hotel type buildings.

Keywords:International Horticultural Exhibition 2019, Beijing, China; structural design of hotel; prestressed structure; equipment sandwich structure scheme

作者简介：王轶，硕士，教授级高级工程师，一级注册结构工程师，Email：18604546@qq.com。