Title:
VALVE ELEMENT SEALING AND INSERTING STRUCTURE OF PRESSURE REDUCING DEVICE FOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2023/284258
Kind Code:
A1
Abstract:
A valve element sealing and inserting structure of a pressure reducing device for a vehicle. The structure comprises a valve cover body (91), wherein a valve element is assembled in a valve element mounting cavity (95) in the valve cover body (91) in a guided manner, an insertion section (79) is provided on a side of the valve element that faces away from the valve cover body (91), and an axial through channel (78) is provided along an axis of the insertion section (79); and a cover body connecting seat (21), which is provided with a valve element insertion hole, wherein a hole wall of the valve element insertion hole is provided with an insertion seal ring groove (85), the cover body connecting seat (21) is provided with a seal sleeve mounting hole (86), and a seal sleeve (82) is fixed in the seal sleeve mounting hole (86). The valve element sealing and inserting structure further comprises an annular seal support (83), the insertion section (79) of the valve element can pass through the annular seal support (83), and the seal sleeve (82) is connected to the annular seal support (83) in a pressed manner; and at least one of the seal sleeve (82) or the annular seal support (83) is provided with an inner ring table (89) to define the insertion seal ring groove (85) together.
Inventors:
LIU YINCHUN (CN)
HU SHAOWEN (CN)
JIANG LIN (CN)
TAN GUANGHUI (CN)
GUO KAIFENG (CN)
GUO HAO (CN)
HU SHAOWEN (CN)
JIANG LIN (CN)
TAN GUANGHUI (CN)
GUO KAIFENG (CN)
GUO HAO (CN)
Application Number:
PCT/CN2021/142121
Publication Date:
January 19, 2023
Filing Date:
December 28, 2021
Export Citation:
Assignee:
YAPP AUTOMOTIVE PARTS KAIFENG CO LTD (CN)
International Classes:
F16K27/02; F16K1/32; F16K1/44; F16K1/46; F16K17/30; H01M8/04082; H01M8/04089
Foreign References:
| CN210141353U | 2020-03-13 | |||
| CN202165619U | 2012-03-14 | |||
| CN107725852A | 2018-02-23 | |||
| CN213575776U | 2021-06-29 |
Attorney, Agent or Firm:
ZHENGZHOU RUIXIN INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)
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