US 12,331,839 B2
Valve device
Meiyan Hu, Zhejiang (CN)
Assigned to HANGZHOU AO KE MEI RUI TECHNOLOGY CO., LTD., Zhejiang (CN)
Appl. No. 18/027,365
Filed by HANGZHOU AO KE MEI RUI TECHNOLOGY CO., LTD., Zhejiang (CN)
PCT Filed Sep. 26, 2021, PCT No. PCT/CN2021/120573
§ 371(c)(1), (2) Date Mar. 20, 2023,
PCT Pub. No. WO2022/151757, PCT Pub. Date Jul. 21, 2022.
Claims priority of application No. 202110065261.1 (CN), filed on Jan. 18, 2021.
Prior Publication US 2023/0407978 A1, Dec. 21, 2023
Int. Cl. F16K 11/085 (2006.01); F16K 3/24 (2006.01); F16K 5/04 (2006.01); F16K 11/076 (2006.01); F16K 27/04 (2006.01); F16K 27/06 (2006.01)
CPC F16K 11/0856 (2013.01) [F16K 3/243 (2013.01); F16K 5/0471 (2013.01); F16K 11/076 (2013.01); F16K 27/041 (2013.01); F16K 27/065 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A valve device, comprising a housing and a valve core assembly, wherein the housing has a mounting cavity, at least part of the valve core assembly is located in the mounting cavity, the housing comprises a bottom portion and a side portion, the side portion has at least three connecting portions, the valve core assembly has a communicating cavity with an opening facing the side portion, at least two of the connecting portions are in communication through the communicating cavity, wherein the valve core assembly has a position-limiting portion, the housing has a stop portion, and the position-limiting portion abuts against the stop portion and limits the valve core assembly from continuing to move toward the stop portion when the valve core assembly rotates to a predetermined position,
wherein the valve core assembly is an injection molded member, the valve core assembly further comprises a supporting shaft, and the supporting shaft axially protrudes from one end surface of the valve core assembly close to the bottom portion, and
wherein the housing comprises a valve core seat, the supporting shaft is position limited to and supported on the valve core seat, and the stop portion is integrated with the valve core seat.