Automobile headrest height adjusting device

By setting a fixed hole and threaded structure on the car headrest body, and using the adjustment handle to drive the adjustment rod to rotate, combined with the design of the limit slot and limit block, the problem of poor flexibility of the existing car headrest adjustment device is solved, and convenient adjustment and flexible control of height are achieved.

CN222645868UActive Publication Date: 2025-03-21CHONGQING SOL NEW MATERIAL TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202421468590.6
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-06-26
Publication Date
2025-03-21
Estimated Expiration
2034-06-26

AI Technical Summary

Technical Problem

The existing automotive headrest adjustment devices have poor flexibility when adjusting the height, and often cause problems such as the connecting rod being stuck due to the failure to press the limit block at the same time, resulting in unadjustment.

Method used

A vehicle headrest height adjustment device is designed. By setting the first and second fixing holes on the vehicle headrest body, and setting a threaded structure and limiting groove between the adjustment rod and the mounting seat, the adjustment handle is used to drive the adjustment rod to rotate, and combining the design of threaded joints and limiting blocks, flexible up and down adjustment of the vehicle headrest is achieved.

Benefits of technology

It realizes convenient adjustment and flexible control of the height of the car headrest, avoids the problem of lever caused by not pressing the limit block at the same time, and improves the controllability and effectiveness of adjustment.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model discloses an automobile headrest height adjusting device which comprises an automobile headrest body, a first fixing hole is formed in the top face of the automobile headrest body, a second fixing hole is formed in the bottom face of the automobile headrest body, and the inner wall of the first fixing hole and the inner wall of the second fixing hole are fixedly connected with outer rings of anti-abrasion rings respectively. The bottom face of the automobile headrest body is fixedly connected with the top face of a fixing plate, a mounting opening is formed in the fixing plate, a rotating bearing is fixedly connected in the mounting opening, an adjusting rod is fixedly connected in the rotating bearing, and the end, close to the first fixing hole, of the adjusting rod penetrates through the first fixing hole and the second fixing hole correspondingly. The end, close to the first fixing hole, of the adjusting rod is fixedly connected with the bottom face of an adjusting handle. According to the automobile headrest, the position of the automobile headrest can be adjusted up and down by rotating the adjusting handle under the threaded clamping connection of the adjusting rod and the adjusting groove, the adjusting mode is more convenient, the adjusting distance is more flexible and controllable, and the automobile headrest is convenient to use.
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