Self-cleaning filter and washing machine

A self-cleaning filter and filter technology, which is applied to other washing machines, fixed filter elements, filter separation, etc., can solve the problems of automatic cleaning, filter debris accumulation, filter failure, etc., and is suitable for popularization and use , cheap price, scientific design effect
CN105019197BActive Publication Date: 2017-09-29HAIER GROUP TECHN R&D CENT
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
HAIER GROUP TECHN R&D CENT
Publication Date
2017-09-29

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Abstract

The invention relates to a filter device, especially a self-cleaning filter and a washing machine; the filter includes: a housing (1), and a filter screen (4) is arranged inside the housing (1); the filter screen (4) The inner space of the housing (1) is divided into two parts, the first part communicates with the water inlet (11) of the filter, and the second part communicates with the water outlet (12) of the filter; the first part and / or The second part is provided with cleaning particles (3) for scrubbing the filter screen, and the water flow in the casing (1) drives the cleaning particles (3) to scrub the filter screen (4) to clean the inside of the filter. Therefore, the filter realizes the purpose of repetition, convenience and automatic self-cleaning, and the service life of the filter is improved. The present invention also provides a washing machine equipped with the above self-cleaning filter.
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Description

technical field

[0001] The invention relates to a filtering device, in particular to a self-cleaning filter and a washing machine. Background technique

[0002] The water treatment process is the process of wastewater treatment and recycling, so in order to ensure the quality of backwater, it is very necessary to have a filter with reliable results. However, some filters used in existing home appliances generally adopt the filter screen type. By passing the waste water through the filter screen, the sundries are attached to the screen to realize the separation of the sundries in the waste water and achieve the efficiency of waste water filtration. Purpose.

[0003] For example, the Chinese patent with application number 99240468 includes a filter upper body, a filter core, and a filter cylinder. The filter upper body has a water inlet, a water outlet, and a middle outlet leading to the filter core. The water outlet; the filter element is composed of a hollow frame and a fi...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
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