Filter bottle body unit, detachable filter element collection assembly and water purifier

Abstract

The invention relates to a filter bottle body unit, a detachable filter element assembly and a water purifier. The filter bottle body unit comprises a filter bottle body and a limiting ring, the limiting ring is sleeved outside the filter bottle body, the limiting ring can move along the axial direction of the filter bottle body, one of the filter bottle body and the limiting ring is provided witha guide bulge, and the other one is provided with a guide groove; the other one is provided with a guide groove arranged along the axial direction of the filter bottle body, the guide groove comprises a guide section and a limiting section which are communicated with each other, and the width of the guide section is greater than that of the limiting section. When the limiting ring moves to the locking position, the guide protrusion enters the limiting section from the guide section, the limiting ring can be matched with the filter bottle cap in a limiting mode, and the filter bottle cap is limited to move relative to the limiting ring till the filter bottle cap is loosened from the filter bottle body. In the process of moving the limiting ring, the guide groove is arranged to comprise theguide section and the limiting section, so that the guide section with larger width can play a role in guiding the guide bulge, the guide bulge can quickly and smoothly enter the limiting section, and the assembly convenience is improved.

Description

technical field [0001] The invention relates to the technical field of water purification equipment, in particular to a filter bottle body unit, a detachable filter element assembly and a water purifier. Background technique [0002] With the continuous development of the field of water purifiers, water purifiers with replaceable filter elements are widely used because of their cost-saving features and long service life. In the process of replacing the filter element, in order to take out the filter element from the filter bottle body, a detachable filter bottle cap is generally provided on the filter bottle body. After the filter bottle cap is removed from the filter bottle body, the filter element can be removed from the first bottle. Take it out and replace it with a new filter element. The filter bottle cap and the filter bottle body are generally threaded, and the filter bottle body and the housing of the whole machine are connected by a turn buckle. Since the force i...

AI Technical Summary

Problems solved by technology

[0003] Aiming at the problem of inconvenient assembly, the present invention proposes a filter bottle body unit, a detachable filter element assembly and a water purifier, which can improve the convenience of assembly

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