Deslagging device with cover and deslagging method

The invention discloses a deslagging device with a cover and a deslagging method, and relates to the technical field of bridge construction. The deslagging device comprises a slag barrel with an opening in the top; a handle, wherein the two ends of the handle are rotationally fixed to the outer wall of the slag barrel through connecting pin shafts, when the slag barrel ascends and descends, the handle is fixed relative to the slag barrel through a limiting structure; and a barrel cover, capable of being opened and closed, covering the top opening of the slag barrel. The invention further discloses a deslagging method based on the deslagging device. According to the deslagging device and the deslagging method, the safety problem of in-hole operating personnel is effectively solved, and potential safety hazards are eliminated. 本申请公开了一种带盖出渣装置及出渣方法，涉及桥梁施工技术领域，出渣装置包含：渣桶，其顶部具有开口；把手，其两端通过连接销轴可转动固定于渣桶的外壁；在渣桶升降时，所述把手通过限位结构相对渣桶固定；可开闭的桶盖，其盖设于所述渣桶的顶口。本申请还公开了一种基于上述出渣装置的出渣方法。本申请的出渣装置及出渣方法，有效解决了孔内作业人员的安全问题，消除了安全隐患。