Air spring shock absorber

CN224396998UActive Publication Date: 2026-06-23TIANJIN BROTHER TOURIST TRAIN CO LTD
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Patent Information

Application Number
CN202422758094.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-12
Publication Date
2026-06-23
Estimated Expiration
2034-11-12

AI Technical Summary

Technical Problem

In existing air spring shock absorbers, the support column is not stable enough, and it is easy to fall off or leak air when bumped, which affects the stability of air pressure.

Method used

An air spring damping device was designed. By combining the venting component and the fixing component, the venting pipe creates a gap for air release by rotating and squeezing the sealing plate. The fixing component fixes the venting pipe after adjustment to prevent rotation and improve stability.

Benefits of technology

This achieves stability in the venting process and gas pressure, avoiding venting problems caused by impacts and improving the reliability of the device.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to air spring damping technical field, and disclose an air spring damping device, including, air spring upper and lower end is provided with the connecting plate, and the connecting plate inside is provided with the cavity and with air spring inside intercommunication, the one end of inflation pipe inserts the inside of connecting plate, one-way valve sets up in the one end of inflation pipe, the inside of connecting plate is provided with the deflation subassembly, and the deflation subassembly includes: bottom plate sets up in the inside of air spring, stand, set up in the top of bottom plate, and the bottom of connecting plate is connected with the top end, this damping device, through the rotation of deflation subassembly through the deflation pipe makes extrusion block extrusion sealing plate and connecting plate produce gap to exhaust. Compared with the mode of rotation of prior art device makes the deflation pipe connection more stable, thereby also avoided the possibility of deflation when bumping. This damping device, through the design of fixing assembly can fix the deflation pipe after adjusting, thereby avoided the rotation of deflation pipe, makes it more stable.
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Citation Information

Patent Citations

  • Air spring for bumper shock absorber

    CN207178556U