Antenna housing, antenna and communication equipment

The utility model provides an antenna housing, an antenna and a communication device, the antenna housing comprises a top cover and a side frame, the top cover and the side frame are connected to form an accommodating cavity for accommodating a radiation unit, and the end face of the top cover is embedded into the side frame. Therefore, the connection strength of the top cover and the side frame can be increased, the top cover and the side frame are prevented from being separated, and the reliability of the antenna housing can be improved.