• 专利标题:   Simply durable environment-friendly hardware packaging box, has box cover provided with box cover top wall and box cover side wall, and box main body formed with polyurethane elastic body layer and two graphene film layers.
  • 专利号:   CN207060741-U
  • 发明人:   CHEN J
  • 专利权人:   NANJING HANERSI BIOLOGICAL TECHNOLOGY CO
  • 国际专利分类:   B65D025/14, B65D025/34, B65D043/08, B65D053/02
  • 专利详细信息:   CN207060741-U 02 Mar 2018 B65D-025/14 201819 Pages: 5 Chinese
  • 申请详细信息:   CN207060741-U CN20994596 10 Aug 2017
  • 优先权号:   CN20994596

▎ 摘  要

NOVELTY - The utility model claims a simply and environment-friendly hardware packaging box, a box body and a box cover, the box cover is made of elastic polypropylene plastic box cover comprises a box cover top wall and the box cover side wall, box cover is integrated with the box wall of the side wall is provided with a clamping bulge; the box body corresponding to the clamping bulge is set with locating bulge; the box cover is covered, the locating bulge tightly matched with the upper part of the clamping projection, the box cover top wall comprises a horizontal part and a horizontal outer edge surrounding a ring of protruding part, protruding upward is formed below the annular groove built with elastic gasket; Structure of the box body from inside to outside in turn comprising a first graphene film layer, a first metal layer, a polyurethane elastic body layer, the second metal layer and the second graphene film layer. The design of this utility model makes the packaging box is not easy to damage or wear, and noise, prolong the service life of the hardware packaging box, the box cover is connected with box body structure design between the connected tightly and simply and practical.