US 12,329,339 B2
Energy-saving dishwasher and control method therefor
Shuiqing Zhou, Zhejiang (CN); Ding Xia, Zhejiang (CN); Yu Luo, Zhejiang (CN); Xi Jin, Zhejiang (CN); Zijian Mao, Zhejiang (CN); and Tianle Zhang, Zhejiang (CN)
Assigned to INNOVATION RESEARCH INSTITUTE OF ZHEJIANG UNIVERSITY OF TECHNOLOGY, SHENGZHOU, Zhejiang (CN)
Filed by INNOVATION RESEARCH INSTITUTE OF ZHEJIANG UNIVERSITY OF TECHNOLOGY, SHENGZHOU, Zhejiang (CN)
Filed on Jul. 27, 2023, as Appl. No. 18/359,903.
Application 18/359,903 is a continuation of application No. PCT/CN2023/101667, filed on Jun. 21, 2023.
Claims priority of application No. 202210959362.8 (CN), filed on Aug. 10, 2022.
Prior Publication US 2024/0049940 A1, Feb. 15, 2024
Int. Cl. A47L 15/00 (2006.01); A47L 15/16 (2006.01); A47L 15/42 (2006.01); A47L 15/46 (2006.01); A47L 15/50 (2006.01)
CPC A47L 15/0047 (2013.01) [A47L 15/0028 (2013.01); A47L 15/0036 (2013.01); A47L 15/16 (2013.01); A47L 15/4214 (2013.01); A47L 15/4234 (2013.01); A47L 15/4244 (2013.01); A47L 15/4287 (2013.01); A47L 15/4289 (2013.01); A47L 15/46 (2013.01); A47L 15/50 (2013.01); A47L 2401/09 (2013.01); A47L 2401/12 (2013.01); A47L 2401/14 (2013.01); A47L 2401/17 (2013.01); A47L 2501/01 (2013.01); A47L 2501/02 (2013.01); A47L 2501/06 (2013.01); A47L 2501/14 (2013.01)] 9 Claims
OG exemplary drawing
 
1. An energy-saving dishwasher, comprising:
a housing and an inner container, wherein
the inner container is arranged inside the housing, the inner container is internally provided with a manifold type dish rack for placing dishes and spraying a steam to perform steam cleaning on the dishes, and the manifold type dish rack is placed on a supporting frame fixed to the inner container;
the manifold type dish rack comprises an air inlet pipe, an air injection pipe, a supporting pipe, and steam nozzles;
a water storage tank, a steam/hot water integrated generating device and a water pump are arranged below the inner container;
the steam/hot water integrated generating device comprises a generating assembly and a control assembly;
the generating assembly is configured to generate the steam and hot water, and supply the steam and hot water to the manifold type dish rack and a spray arm respectively for cleaning the dishes;
the control assembly is configured to monitor a water level, a temperature and an air pressure in the steam/hot water integrated generating device, and control a cleaning process;
the generating assembly comprises an outer cover, a sealing ring, a water input electromagnetic valve, a water inlet, a box body, a water outlet, a water output electromagnetic valve, a steam electromagnetic valve, a steam port, a filter screen, a heater, a baffle plate I, and a baffle plate II;
the water inlet and the water outlet are provided below the box body of the generating assembly and are connected to the water input electromagnetic valve and the water output electromagnetic valve respectively to control on-off and a flow rate of a water flow, and the steam port is provided at a center of the outer cover and is connected to the steam electromagnetic valve to control on-off and a flow rate of the steam;
the filter screen is arranged at the steam port and is configured to prevent boiling liquid drops from entering the air inlet pipe, and the sealing ring is arranged between the outer cover and the box body of the generating assembly and is configured to prevent steam leakage; and
the heater is of a curved pipe structure and is arranged inside the box body of the generating assembly, and two ends of the heater are fixedly connected to wall surfaces of the box body of the generating assembly; the baffle plate I and the baffle plate II are of rectangular plate structures, are fixedly connected to another wall surfaces of the box body of the generating assembly, and are provided with holes for the heater to pass through; and the heater is combined with the baffle plate I and the baffle plate II to ensure that the water flow is fully heated in the device.