US 12,366,082 B1
Handheld swimming pool sewage suction machine
Yong Li, Jiangsu (CN); Peng Chen, Jiangsu (CN); Fengli Zhao, Jiangsu (CN); and Fengfeng Lu, Jiangsu (CN)
Assigned to SHENZHEN AIPER INTELLIGENT CO., LTD., Shenzhen (CN)
Filed by Shenzhen Aiper Intelligent Co., Ltd., Guangdong (CN)
Filed on Dec. 3, 2024, as Appl. No. 18/967,602.
Claims priority of application No. 202411247078.3 (CN), filed on Sep. 5, 2024.
Int. Cl. E04H 4/16 (2006.01)
CPC E04H 4/1636 (2013.01) [E04H 4/16 (2013.01); E04H 4/1654 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A handheld swimming pool sewage suction machine, comprising a body (10) and a suction head (20) connected thereto, the body (10) being provided therein with a first water pump (1), a filtering device (2), a second water pump (3), a main channel (4) and a bypass channel (5), both the filtering device (2) and the first water pump (1) being at least partially disposed in the main channel (4), and the second water pump (3) being at least partially located in the bypass channel (5);
wherein the first water pump (1) is configured to direct water through an impeller of the first water pump to flow into the main channel (4) from a first water inlet (41) of the main channel (4) and to be discharged from a body outlet (7) after the water is filtrated by the filtering device (2); and
the second water pump (3) is configured to direct water through an impeller of the second water pump to flow into the main channel (4) from a second water inlet (51) of the bypass channel (5) when a predetermined condition is fulfilled.