Detachable combined shoe comprising heel locking and holding device

• Main Authors: XU HAIYAN, LI SHAOJU
• Format: Patent
• Language: Chinese; English
• Published: 13.05.2022
• Subjects: CHARACTERISTIC FEATURES OF FOOTWEAR; FOOTWEAR; HUMAN NECESSITIES; PARTS OF FOOTWEAR

A detachable combined shoe comprising a heel locking and holding device comprises an additional sole and a heel locking and holding mechanism, the additional sole is made of elastic materials and comprises a shoe outsole and a side wall, the side wall is arranged on the periphery of the top face of the shoe outsole, a sole cavity structure is formed between the side wall and the shoe outsole, the two sides of the rear portion of the side wall are each provided with a notch, and the heel locking and holding mechanism is arranged in the notch. The heel locking and holding mechanism comprises a memory metal elastic sheet, rigid metal sheets and a wrapping sheet, the memory metal elastic sheet is arranged at the heel of the sole cavity, the two sides of the memory metal elastic sheet are fixedly connected with the rigid metal sheets with the fixed bending angles respectively, and each rigid metal sheet penetrates out of the outer side of the corresponding notch; the tail end of the top of each rigid metal sheet i