Protection device for municipal water supply and drainage pipeline excavation

The utility model relates to the technical field of protection devices for excavation of municipal water supply and drainage pipelines, and particularly discloses a protection device for excavation of municipal water supply and drainage pipelines, which comprises symmetrically arranged fixers, connecting plates are fixedly connected to the ends of the fixers, a plurality of connecting holes are formed in the connecting plates, screws are arranged in the connecting holes, and the screws are connected with the fixers through bolts. And connecting grooves are formed in the ends, away from the connecting holes, of the fixers correspondingly, protective plates are detachably connected into the connecting grooves, and the problem that a traditional protective device for drainage pipeline excavation is complex to mount and dismount is solved. 本实用新型涉及市政给排水管道开挖用保护装置技术领域，具体公开了一种市政给排水管道开挖用保护装置，包括对称设置的固定器，所述固定器的端部均固接有连接板，所述连接板上开有若干连接孔，所述连接孔内设有螺钉，所述固定器远离连接孔的一端均设有连接槽，所述连接槽内可拆卸连接有保护板，本装置解决了传统的排水管道开挖用的保护装置安装和拆卸比较复杂的问题。