Auxiliary device for replacing o-ring of air charging head of air charging gun
By designing an auxiliary device for replacing O-rings on an air gun nozzle, and utilizing an opening and storage mechanism, the safety hazards and low efficiency in the process of replacing O-rings on an air gun are solved, thereby improving the safety and efficiency of the replacement process.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- HUOSHAN WANNENG NATURAL GAS CO LTD
- Filing Date
- 2025-03-27
- Publication Date
- 2026-06-26
AI Technical Summary
The replacement of O-rings on existing gas nozzles poses safety hazards and is inefficient, leading to gas leaks and customer complaints during refueling.
Design an auxiliary device for replacing O-rings with an air gun nozzle, comprising a rod, a spreading mechanism, and a storage mechanism. The spreading mechanism is used to quickly position and spread the O-ring, and the storage mechanism is used to safely store the blade, thereby improving replacement efficiency and safety.
It improves the safety and efficiency of O-ring replacement, reduces refueling time, lowers safety hazards, and meets the protection requirements of the refueling gun's operating environment.
Smart Images

Figure CN224407458U_ABST