Outdoor water purifier

The utility model relates to a water purifier technical field specifically provides an outdoor water purifier, including water purifier body, water receiving bottom, manual air pressure device, the inside of water purifier body is provided with the filter core, the upper portion of filter core is provided with the water capacity and receives the chamber, the water receiving bottom with the bottom threaded connection of water purifier body, the water receiving bottom with water purifier body intercommunication, manual air pressure device with the top of water purifier body is connected, manual air pressure device includes piston cylinder, piston rod, piston, the one end of piston rod with hinge joint, the piston set up in in the piston cylinder, the bottom outer wall of piston cylinder is provided with first external screw thread, the inner wall on the top of water purifier body be provided with with the first internal thread that first external screw thread matches. Prior art's outdoor water purifier exist st