US 12,282,344 B2
Gas pressure regulating device for vehicle
Lin Jiang, Henan (CN); Shaowen Hu, Henan (CN); Yinchun Liu, Henan (CN); Guanghui Tan, Henan (CN); Kaifeng Guo, Henan (CN); and Hao Guo, Henan (CN)
Assigned to YAPP AUTOMOTIVE PARTS (KAIFENG) CO., LTD., Henan (CN)
Appl. No. 17/781,725
Filed by YAPP AUTOMOTIVE PARTS (KAIFENG) CO., LTD., Henan (CN)
PCT Filed Dec. 28, 2021, PCT No. PCT/CN2021/142117
§ 371(c)(1), (2) Date Jun. 2, 2022,
PCT Pub. No. WO2023/284256, PCT Pub. Date Jan. 19, 2023.
Claims priority of application No. 202110791174.4 (CN), filed on Jul. 13, 2021.
Prior Publication US 2023/0205238 A1, Jun. 29, 2023
Int. Cl. G05D 16/10 (2006.01); B01D 46/24 (2006.01); H01M 8/04082 (2016.01); H01M 8/04089 (2016.01); H01M 8/0438 (2016.01)
CPC G05D 16/109 (2019.01) [B01D 46/24 (2013.01); G05D 16/103 (2013.01); H01M 8/04089 (2013.01); H01M 8/04201 (2013.01); H01M 8/04388 (2013.01); H01M 2250/20 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A gas pressure regulating device for vehicle, comprising:
a valve seat, wherein the valve seat is provided with a valve core insertion hole, and a bottom of the valve core insertion hole is provided with a valve port; and
a valve cavity housing, detachably assembled with the valve seat, wherein a valve core is guided and assembled in the valve cavity housing, the valve core has an inserted segment, the inserted segment is inserted in the valve core insertion hole, and the valve core is provided with a flow channel,
wherein an insertion sealing ring is provided between a hole wall of the valve core insertion hole and an outer peripheral surface of the inserted segment of the valve core,
wherein the valve seat is adapted to be inserted into the valve cavity housing along an axial direction of the valve core insertion hole,
a fixed structure is provided between the valve seat and the valve cavity housing, and the fixed structure is configured to fix the valve seat and the valve cavity housing.