Transition connecting pipe for fuel pipe penetrating beam of heavy truck

By designing a transition pipe for heavy-duty truck fuel pipes, the wear and bending problems of fuel pipes when passing through beams are solved, achieving durability without the need for rubber sheaths and improving vehicle reliability.

CN223331300UActive Publication Date: 2025-09-12BEIBEN TRUCKS GRP
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Patent Information

Application Number
CN202422985982.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-04
Publication Date
2025-09-12
Estimated Expiration
2034-12-04

AI Technical Summary

Technical Problem

Existing heavy-duty truck fuel pipes are prone to wear and bending when passing through beam holes, and the rubber sheath is easily damaged or lost, affecting the service life of the fuel pipe and the reliability of the entire vehicle.

Method used

A transition pipe is designed, and a quick-connect joint is set at the end of the pipe connected to the fixing plate through the fixing plate, eliminating the rubber sheath. The fuel pipe does not need to be forced to bend after passing through the beam, and is connected to the beam using an elbow quick-connect joint.

Benefits of technology

It avoids the problem of wear and loss of the rubber sheath, improves the durability of the fuel pipe and the reliability of the entire vehicle, and prevents the fuel pipe from being bent.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model relates to a transition connecting pipe for a fuel pipe of a heavy truck to penetrate through a beam, and aims to enable a lintel hole to be free of limitation of a rubber sheath by adding the transition connecting pipe, and the fuel pipe does not need to be forcibly bent after penetrating through the beam, so that the problem of bending is avoided. The two connecting pipes penetrate through the fixing plate and are fixedly connected with the fixing plate, the end portions of the two connecting pipes on one side of the fixing plate are provided with structures connected and matched with the straight-through quick-plug connector, the end portions of the two connecting pipes on the other side of the fixing plate are provided with structures connected and matched with the elbow quick-plug connector, and the fixing plate is provided with holes fixed to a girder through bolts. When the fuel pipe penetrates through the beam, a rubber sheath is not needed, and the problem that the fuel pipe is abraded due to the fact that the rubber sheath is lost or damaged can be solved. And meanwhile, the fuel pipe on the inner side of the girder adopts the elbow quick-plug connector, so that the fuel pipe does not need to be forcibly bent after penetrating through the girder, the risk of bending is avoided, and the reliability of the whole vehicle is favorably improved.
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