Portable water purifier and filter equipment comprising same

The utility model relates to a portable water purifier and filter equipment comprising the same. The portable water purifier comprises a barrel (3), a threaded-connection water inlet (3.1), a transverse switching cavity (3.2), a water suction cavity (3.3), a purifying cavity (3.4), a large external thread port (3.5) and a small external thread port (3.6). The threaded-connection water inlet (3.1) is arranged at the bottom of the barrel (3), the purifying cavity (3.4) is arranged in the middle of the barrel, the large external thread port (3.5) is arranged on the upper portion of the barrel (3), the threaded-connection water inlet (3.1) is fixedly connected with a water inlet switching head (4) through threads, an order switcher capable of being detached integrally is fixed in the transverse switching cavity (3.2), an integrally-inserted water suction device (6) is fixed in the water suction cavity (3.3), the small external thread port (3.6) is connected with a small nut (7) provided with a guiding pressure release port (7.1), a purifying device (2) is fixed in the purifying cavity (3.4), and the large external thread port (3.5) is connected with a large nut (1) provided with a threaded-connection purified port (1.1).