An adjustable headband and earphone

By designing a combination of a fixing base, connector, and memory spring for the headband, the problems of instability and compression in existing adjustable headbands and headphones have been solved, achieving stable adjustment and comfortable wearing of the headband.

CN224521146UActive Publication Date: 2026-07-17HUIZHOU BOXIN ELECTRONICS CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUIZHOU BOXIN ELECTRONICS CO LTD
Filing Date
2025-07-12
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing adjustable headbands and headphones rely on the friction of elastic components, resulting in unstable wearing. When the elasticity is too great, it can clamp and squeeze the ears, leading to a poor wearing experience.

Method used

The headband design includes a fixed base, a connector, a memory spring, and a wedge-shaped movable block. The wedge-shaped movable block pushes the connector to move, and the combination of memory metal strips and soft padding allows for quick adjustment and fixation of the headband.

Benefits of technology

It achieves stable wearing of the headband, preventing it from falling off or being pinched or squeezed, thus improving wearing comfort.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224521146U_ABST
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Abstract

The utility model discloses an adjustable head hoop and earphone relates to earphone field. This adjustable head hoop and earphone, including head -wearing piece, the both sides swing joint of head -wearing piece have installing spare, and installing spare includes fixed base, plug -in spare, memory spring and wedge movable block, and plug -in spare swing setting is in the inner top of fixed base, and memory spring sets up at the back of plug -in spare, and wedge movable block sliding sets up below plug -in spare. This adjustable head hoop and earphone, push up wedge movable block, and push wedge movable block to move to the end close to memory spring, make plug -in spare remove from fixed groove inside, now pull memory metal strip up and down, adjust height, loosen wedge movable block, and plug -in spare is automatically inserted to fixed groove and is fixed, to this realization fast to the head hoop piece of earphone of adjustment length, when wearing, will not appear too tight and both sides earphone main body self -sliding situation occurs.
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Claims

1. An adjustable headband comprising a headgear (1), characterized in that, The headgear (1) is movably attached to two mounting parts (2) on both sides. The mounting parts (2) include a fixed base (21), a connector (24), a memory spring (25), and a wedge-shaped movable block (26). The connector (24) is movably disposed on the inner top of the fixed base (21). The memory spring (25) is disposed on the back of the connector (24). The wedge-shaped movable block (26) is slidably disposed below the connector (24). Multiple continuous and equidistant fixing grooves (12) are provided at the bottom of both ends of the headgear (1). The end of the connector (24) is movably inserted into the fixing groove (12). The wedge-shaped movable block (26) is used to push the connector (24) to move away from the fixing groove (12).

2. An adjustable headgear according to claim 1, wherein: The headgear (1) includes a shape memory metal strip (11) and a communication line (13) that runs through the inside of the shape memory metal strip (11). The fixing groove (12) is opened on the outer wall of both ends of the shape memory metal strip (11).

3. An adjustable headgear according to claim 2, wherein: The outer surface of the shape memory metal strip (11) is provided with a soft cover (3).

4. An adjustable headband according to claim 3, wherein: The soft package (3) includes a multi-layer composite soft package (31), a silicone closing ring (32), and a silicone locking post (33). The silicone closing ring (32) is fixedly disposed at both ends of the multi-layer composite soft package (31), and the silicone locking post (33) is integrally formed and disposed on one side of the inner wall of the silicone closing ring (32).

5. An adjustable headgear according to claim 4, wherein: The multi-layer composite soft sleeve (31) and the silicone sealing ring (32) are movably sleeved on the outer surface of the memory metal strip (11), and the silicone locking post (33) is movably inserted into the fixing groove (12).

6. An adjustable headband according to claim 2, characterized in that: The top of the fixed base (21) is provided with a connecting groove (22), the memory metal strip (11) is movably inserted into the connecting groove (22), the bottom of the connecting groove (22) is provided with a through groove (27), and the communication line (13) passes through the through groove (27).

7. An adjustable headband according to claim 1, characterized in that: A wedge block (23) is fixedly disposed between the connector (24) and the memory spring (25), and the top of the wedge movable block (26) abuts against the inclined surface of the wedge block (23).

8. An adjustable headgear according to claim 6, wherein: The bottom two sides of the memory metal strip (11) are integrally formed with anti-detachment columns (14), and the inner side wall of the connecting groove (22) is provided with a limiting groove (28), and the anti-detachment column (14) is slidably connected in the limiting groove (28).

9. A headset comprising the adjustable headband of any one of claims 1-8 and a headset body (4), characterized in that, The headphone body (4) consists of two sets, and the two sets of headphone bodies (4) are respectively fixedly installed to the two sets of fixing seats (21) by screws.