Installation-free water purifier

The utility model discloses an installation-free water purifier and drinking water equipment. According to the technical scheme, the installation-free water purifier is characterized by comprising a water purifier body, a water outlet communicated with the water purifier, and a drifting kettle positioned below the water outlet, the water outlet is detachably sleeved with a tea making filter screen; the tea making filter screen comprises a connecting part and a filtering part; the connecting part comprises a circular ring; a limiting part is arranged in the circular ring; the limiting part comprises a limiting ring which is integrally arranged with the circular ring; a limiting sleeve is arranged on the limiting ring in a sleeving manner; an annular groove is inwards formed in the outer peripheral surface of the limiting sleeve; the limiting ring is arranged in the annular groove; the limiting sleeve is provided with a circular inserting opening for inserting the water outlet; a fan-shaped notch is formed in o