Fire welding bucket

The utility model discloses a fire welding bucket, relates to the field of building construction, and aims to solve the problem that a fire welding bucket structure is inconvenient to adjust. The fire welding bucket comprises a plurality of fire-resistant soft metal woven meshes, a plurality of metal wires and a lifting chain, the edge of each fire-resistant mesh is provided with a turnup bent towards the central area, the turnups of every two adjacent fire-resistant meshes are in lap joint, and a mounting gap is formed along the edges of the fire-resistant meshes; each metal wire penetrates through one mounting gap, every two adjacent metal wires are fixedly connected, and the metal wires are used for connecting the fire-resistant meshes into a net bag which is provided with an opening in the top and used for receiving fire; the sling chain is arranged at the opening of the net bag and used for hanging the net bag below a construction area. The metal wires firstly penetrate through the mounting gaps formed a