Abstract: To analyze the current situation of the commercial washing machine and the domestic washing machine, it is suggested that in the development of the business washing machine, the enterprise should improve the quality of the product to increase the market share of the business washing machine. And put forward specific measures: Commercial washing machine design concept should be different from the domestic washing machine, and that in that early stage of design, the commercial washing machine should provide more technical support to the merchant's maintenance service, so as to help the merchant to reduce the maintenance and operate cost, so that the manufacturer and the merchant can realize the mutual benefit model. Next to take a new type commercial pulsator washing machine design as an example, Innovative proposal: to add repair door design on the front side of the box; By adding two sets of rotating shaft modules, the design of upside down opening state of disc seat module can be realized. The new design content has the following advantages: the maintenance operation process is greatly simplified, the maintenance efficiency is greatly improved, and the requirements for the maintenance personnel are reduced, which can greatly reduce the operating costs of the merchants which can increase the profits for them. And next more merchants will choose the washing machines of this brand, and finally to achieve mutual benefit.

Key words: Commercial pulsator washing machine, Maintenance problems, The disk module can be flipped to realize the top-open state, The maintenance door