| Historical and cultural town as a material carrier of historical resource,its space structure can most reflect its cultural characteristics and historical context.However with times past by development,more and more historical and cultural town are destroyed.Its space structure lost the peculiar context features gradually.This behavior has adverse effect for the development of the city.At present under the background of developing tourism,the systematic study on space structure of historical and cultural town is very important.The paper selects historical and cultural town in Tianjin as the research object,including Yangliuqing Town and Gegu Town and Duliu Town.On the basis of the systematic comb on foreign and domestic correlation theories,the paper analyses tourism resources type and present distribution of historical and cultural town in Tianjin,and studies on space structure of three historical and cultural town systematacially.In the town of domain range,the paper analyses space structure elements,including dot space and linear space and planar space,and discusses layout of space structure of three historical and cultural town,and summarizes its problems.In the scope of conservation area,the paper studies relation of space structure,including level subgroup and parallel subgroup and link subgroup,and summarizes three impacts of tourism development on space structure of three historical and cultural town,including neighborhood space and street space and open space.Finally the paper proposes regeneration principle and strategy from the town of domain range and the scope of conservation area aiming at problem of space structure of historical and cultural town in Tianjin. |