Peeling strength reinforcing structure and polyurethane lining pipe fitting

The utility model relates to the technical field of pipelines, in particular to a peel strength reinforcing structure and a polyurethane lining pipe fitting, the peel strength reinforcing structure is applied to the polyurethane lining pipe fitting and is characterized by comprising a reinforcing piece, the reinforcing piece is fixedly connected to the inner wall of the pipe fitting before a liquid polyurethane lining is poured, and the reinforcing piece is fixedly connected to the inner wall of the pipe fitting. And the reinforcing piece is covered by the cured polyurethane lining after the polyurethane lining is poured. The technical problem that in the prior art, a polyurethane lining layer of a polyurethane lining pipe fitting cannot be firmly connected to the pipe fitting is solved. 本实用新型涉及管道技术领域，具体是涉及一种剥离强度加强结构和聚氨酯内衬管件，本实用新型的剥离强度加强结构应用于聚氨酯内衬管件，其特征在于，包括加强件，所述加强件在液态的聚氨酯内衬浇注前固定地连接在管件内壁，且所述加强件在聚氨酯内衬浇注后被固化的聚氨酯内衬所覆盖。解决了现有技术中的聚氨酯内衬管件的聚氨酯内衬层无法牢固地连接在管件上的技术问题。