Single-hand-operable micro water purifier

The single-hand-operable micro water purifier, which is composed of a micro filter device and a raw water pressurizing device, wherein the micro filter device is composed of a filter cylinder body, a filter water inlet, a filter water outlet, a filter material assembly located in the filter cylinder body, and a cover for capping the filter water outlet connected to the filter cylindrical body by a tether;

• and the raw water pressurizing device is composed of a pressurizing device water inlet, a pressurizing device main body and a pressurizing device water outlet, wherein the pressurizing device water outlet is communicated with the filter water inlet, wherein the pressurizing device main body comprises a piston device, a water inlet one-way valve device located at a front end of the piston device, and a water outlet one-way valve device located at a rear end of the piston device, the piston device comprises a piston cylinder body, a piston, a sealing ring located between the piston cylinder body and the piston, and a piston cylinder body end cover, the piston cylinder body is provided with a piston water inlet and a piston water outlet, a return spring is arranged between the piston and the piston cylinder body, the piston has a piston push rod protruding out of the piston cylinder body end cover, the water inlet one-way valve device is communicated with the piston water inlet, and the piston water outlet is communicated with the water outlet one-way valve device;
• wherein the pressurizing device main body further comprises a handle, which is connected with the piston push rod,
• wherein the handle is a cylindrical rod-type handle, and
• wherein the handle is a lever-type handle, which has one end hinged to the pressurizing device main body, a middle portion of the lever-type handle is in contact with the piston push rod, and a second end of the handle is engageable within a handle fixing hole provided in the tether.