Sub-window structure of a business vehicle

By designing a mother-and-daughter window structure for commercial vehicles, the problem of the rear window not being able to be opened was solved, providing improved airtightness and sound insulation, adapting to the needs of different vehicle models and passengers, and achieving improvements in comfort and convenience.

CN224739163UActive Publication Date: 2026-09-11陈秋安
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Patent Information

Application Number
CN202522175279.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-10-15
Publication Date
2026-09-11
Estimated Expiration
2035-10-15

AI Technical Summary

Technical Problem

The existing commercial vehicles have rear windows that cannot be opened, resulting in poor ventilation, which affects passenger comfort and convenience, and makes it difficult to balance airtightness and sound insulation.

Method used

Design a mother-and-daughter window structure for a commercial vehicle, comprising a fixed window and a movable window. Through the design of the mother frame and sliding rails, the movable window can be opened and closed horizontally or vertically, and when closed, it remains on the same plane as the fixed window. Combined with sealing strips, it can improve airtightness and sound insulation.

Benefits of technology

It achieves improved ride comfort and ease of use without compromising the overall integrity of the vehicle body, possesses excellent airtightness and sound insulation performance, adapts to different vehicle models and passenger needs, and supports both manual and electric operation modes.

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Abstract

The utility model discloses the structure of child and mother window of business car, it mainly applies to the rear window area of the car body of business car. The structure of child and mother window of business car contains a fixed window, and the fixed window is installed to the car body and forms an opening, the inner side end face mother frame of setting in the fixed window, and is equipped with the slide rail in the mother frame, a movable window frame, the movable window frame can be slidably configured in the slide rail, and a movable window, the movable window is installed in the movable window frame, when closing state, the movable window can close the opening, and with the outer surface of fixed window keeps the same plane, to ensure that the car body appearance integrity, and promote air tightness and sound insulation. Through this design, the utility model can effectively improve the inconvenience that the traditional business car rear window cannot open, provide the window structure of car appearance consistent, sound insulation, waterproof and ventilation demand.
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