Abstract: This paper briefly describes the existing washing and maintenance problems of the washing machine and the defects of the existing technology, finds out the user's needs and the development direction of the industry, and proposes the technology of waterless washing between the inner and outer barrels to achieve healthy care, mainly introduces the waterless washing technology between the inner and outer barrels. The principle and the innovation of the key sealing technology in the realization process solve the problem of health care that can not be achieved by the existing washing machine, effectively avoid the secondary pollution in the washing process of the clothes, and meet the needs of the user's health care.

Key words: Waterless between tubs, Health care, Seal