Adjustable cooling necklace

By designing an adjustable collar structure and utilizing a flexible self-holding adjustment bar and a flexible tube stop, the problem of non-adjustable collar size in existing collars has been solved. This allows the same collar to fit users of different body types, reducing economic costs and wearing risks, and improving ease of use and comfort.

CN224522528UActive Publication Date: 2026-07-21SHENZHEN HONGBANG GIFTS
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHENZHEN HONGBANG GIFTS
Filing Date
2025-09-01
Publication Date
2026-07-21

AI Technical Summary

Technical Problem

The existing cooling collars are not adjustable in size, which means that users need to buy multiple sizes for different body types, increasing economic costs and storage space, while also posing discomfort and health risks.

Method used

Design an adjustable collar with a non-closed ring structure and a built-in flexible self-holding adjustment bar. The size of the collar opening can be changed by adjusting the bar to adapt to different body shapes. Flexible tubes and stoppers are used to prevent the adjustment bar from falling out. The inner cavity is filled with phase change material.

Benefits of technology

It enables the same bra to fit users of different body types, reducing repeated purchases and storage space, improving wearing convenience and comfort, reducing health risks, and ensuring the stability of the cooling effect.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224522528U_ABST
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Abstract

The utility model relates to a kind of adjustable cooling collars, the collar has two free ends, and opening is formed between two the free ends;The collar includes soft rubber cover, and the inside of the soft rubber cover is formed with inner cavity along its length direction, and the inner cavity is filled with cooling material;The collar further includes adjustable bending and self-holding adjusting rod, the adjusting rod is set in the inner cavity, and extend along the length direction of the inner cavity;The soft rubber cover is bent and deformed synchronously by operating the adjusting rod, to expand and shrink the opening and adjust the collar.By adjusting rod bending, the opening of the collar can be expanded and shrunk, which is suitable for users of different body types without the need for repeated purchases;The cooperation of each structure not only ensures stable cooling effect and comfortable wearing, but also improves the durability of the collar, simplifies the assembly process and is suitable for mass production.
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