| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a water purification cartridge in which while air is released from the space where a plurality of hollow fiber membranes are housed to the outside, a raw water can be suppressed from directly entering the space.SOLUTION: Provided is a water purification cartridge 100 having plural activated charcoal 170 housed in a first space S1 on the upper side via a partition portion 117 and a plurality of hallow fiber membranes 180 housed in a second space S2 on the lower side via the partition portion 117 in which it is characterized in that there is provided a pipe 160 extending in a vertical direction within the first space S1, and via the inside of this pipe 160 there is provided an air passage that is in communication from the inside of the second space S2 to the outside of a top plate on the casing upper portion and that is for releasing the air within the second space S2 to the outside of the casing 110 as well as there is provided an aperture restriction formed in the end of the outer side of the casing 110 in the air passage.</p> |
