Via hole connecting structure

The utility model provides a via hole connection structure, which comprises a cable, a shell and a shielding cylinder, at least part of the shielding cylinder is installed at the front end of the shell, the cable penetrates through the shell and the shielding cylinder, and a shielding layer of the cable is electrically connected with the shielding cylinder; the front end of the shielding cylinder is provided with a contact terminal, and the shielding cylinder is electrically connected with the contact terminal. According to the utility model, the technical problems of low shielding effectiveness, high product weight and high manufacturing cost of a via hole connection structure are solved. 本实用新型提供了一种过孔连接结构，该过孔连接结构包括：线缆、壳体和屏蔽筒，所述屏蔽筒至少部分安装于所述壳体的前端，所述线缆穿设于所述壳体和所述屏蔽筒，并且所述线缆的屏蔽层与所述屏蔽筒电连接；所述屏蔽筒的前端设置有接触端子，所述屏蔽筒与所述接触端子电连接。通过本实用新型，解决了过孔连接结构屏蔽效能较低，产品重量和制造成本较高的技术问题。