Convenient cleaning brush

The invention discloses a convenient cleaning brush, which comprises a holding handle 1, a brush body 2 and brush heads 3, and further comprises a liquid storage layer 4. The convenient cleaning brush provided by the invention integrates functions of decontaminating with a cleaning solution and cleaning with clean water, and the brush heads different in function can be selected for different parts of a same article according to specific situations, so that the cleaning brush is quite convenient and a decontaminating capacity is enhanced; and when the cleaning brush requires continuous cleaning with the clean water, a water pipe can be externally connected, so that a continuous cleaning mode is achieved.