Counter-force structure and box culvert propelling system

The utility model discloses a counter-force structure and a box culvert propelling system, the counter-force structure comprises a base and a stopping piece, the base is used for being located on the outer side of a tunnel portal, the base is provided with an anchoring part, the anchoring part is used for being fixed in a soil layer, the base is provided with a bearing station, and the bearing station is used for bearing a box culvert; the resisting piece is fixedly connected to the base and located on the side, away from the tunnel portal, of the bearing station, and the resisting piece is provided with a connecting plane used for being connected with a jack so as to support the jack to push the box culvert. According to the technical scheme, the risk that the soil layer is dragged by the box culvert can be reduced. 本实用新型公开一种反力结构和箱涵推进系统，其中，反力结构包括底座和抵挡件，底座用于座落在隧道口的外侧，底座具有锚定部，锚定部用于固定在土层中，底座具有承载工位，承载工位用于承载箱涵；抵挡件固定连接在底座上，且位于承载工位背离隧道口的一侧，抵挡件具有连接平面，连接平面用于连接千斤顶，以支撑千斤顶推动箱涵。本实用新型技术方案能够降低土层被箱涵拖动的风险。