A fuel tank casing for preventing fuel evaporation

By incorporating a recovery section and a sealing section on the fuel tank casing, the sealing problem of the fuel tank casing during refueling is solved, enabling effective fuel recovery and reducing volatilization, thereby lowering fuel usage costs.

CN224276845UActive Publication Date: 2026-05-26NANJING TIANHE AUTO PARTS

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NANJING TIANHE AUTO PARTS
Filing Date
2025-04-25
Publication Date
2026-05-26

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    Figure CN224276845U_ABST
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Abstract

This utility model discloses a fuel tank shell for preventing fuel evaporation, comprising: a main unit including a fuel tank body, wherein multiple brackets are uniformly fixedly arranged on the bottom surface of the fuel tank body, and the main unit also includes protective components; anti-evaporation units disposed on both sides of the main unit, each including a recovery section and a sealing section located below it; and mounting units disposed at both ends of the main unit, each including a control section and mounting sections located on both sides thereon. The recovery section includes a recovery pump fixedly connected to the right side of the fuel tank body, and a recovery pipe fixedly and through the left side of the recovery pump. This utility model, through the coordinated operation of the recovery section and the sealing section, enables the evaporating fuel during fuel transportation to be recovered into the fuel tank body via an absorption head during fuel addition. During long-term transportation operations and fuel loading / unloading, this significantly improves fuel utilization and reduces overall transportation costs.
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