Suction nozzle and packaging bag

The embodiment of the utility model provides a suction nozzle and a packaging bag, the suction nozzle comprises a body, a heat sealing part is arranged on the outer surface of the body, and the heat sealing part and part of the body jointly form a heat sealing section of the suction nozzle; the outer surface of the heat sealing section is provided with a plurality of heat sealing protrusions, and the heat sealing protrusions are arranged at intervals. According to the technical scheme provided by the embodiment of the utility model , the technical problem that bubbles are easily formed at the joint of the heat sealing part and the bag body in the related technology can be solved, and the fitting flatness of the bag body on the heat sealing part is improved, so that the overall appearance attractiveness after the suction nozzle and the bag body are combined through a heat sealing process is improved. 本申请实施例提供一种吸嘴及包装袋，其中，吸嘴包括本体，本体的外表面设有热封部，热封部与本体的部分共同形成吸嘴的热封段；其中，热封段的外表面设有多个热封凸起，且多个热封凸起间隔设置。本申请实施例的技术方案可以解决相关技术中热