A sealing strip built-in door frame profile for a loader

By designing a sealing strip embedded in a special-shaped steel pipe frame profile, the problem of easy detachment of the sealing strip on the loader was solved, thus improving the sealing performance.

CN224335711UActive Publication Date: 2026-06-09山东宏力异型钢管有限公司

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
山东宏力异型钢管有限公司
Filing Date
2025-05-29
Publication Date
2026-06-09

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Abstract

This utility model discloses a special profile for a loader's built-in sealing strip door frame, comprising a first horizontal tube surface, which is bent counterclockwise by 90° and extends to a first vertical tube surface; the first vertical tube surface is bent counterclockwise by 90° and extends to a second horizontal tube surface; the second horizontal tube surface is bent counterclockwise by 63.74° and extends to a first inclined tube surface; the first inclined tube surface is bent clockwise by 116.26° and extends to a third horizontal tube surface; and the third horizontal tube surface is bent clockwise by 90° and extends to the second vertical tube surface. The second vertical pipe surface is bent counterclockwise 180° and extends to the third vertical pipe surface. The third vertical pipe surface is bent counterclockwise 90° and extends to the fourth horizontal pipe surface. The fourth horizontal pipe surface is bent counterclockwise 90° and extends to the fourth vertical pipe surface. The fourth vertical pipe surface is bent clockwise 90° and extends to the fifth horizontal pipe surface. The fifth horizontal pipe surface is connected to the first horizontal pipe surface. The third horizontal pipe surface and the fourth horizontal pipe surface are fitted together on the side closest to the third vertical pipe surface. The second vertical surface and the third vertical surface are fitted together. This provides more optimized installation conditions for the sealing strip.
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