Electric appliance box and air conditioner

The electric appliance box comprises a box body, a circuit assembly, a box cover and a cover plate, the top of the box body is open, the bottom of the box body is provided with an opening, the circuit assembly is arranged in the box body, at least one part of the circuit assembly corresponds to the opening, and the cover plate is arranged in the box body. The box cover is arranged on the top of the box body, and the cover plate is arranged on the opening in an opening and closing mode. The opening is formed in the bottom of the electric appliance box, and at least one part of the circuit assembly corresponds to the opening, so that a worker can maintain the circuit assembly through the opening. Meanwhile, the cover plate is arranged at the opening in an openable and closable mode, namely, the cover plate can be opened to expose the opening during maintenance, and the cover plate can cover the opening during normal work. 本实用新型公开了一种电器盒和空调器，电器盒包括：盒体、电路组件、盒盖和盖板，所述盒体的顶部敞开，所述盒体的底部开设有开口，所述电路组件设置于所述盒体内，所述电路组件的至少一部分与所