一种用于耳机的头戴调节机构

Abstract

本实用新型公开了一种用于耳机的头戴调节机构，涉及耳机技术领域，改善不便于对耳机的角度进行微调，佩戴效果较差的问题，包括头箍，所述头箍内腔的两侧均活动连接有齿牙板，所述齿牙板的表面设置有调节机构，所述齿牙板的一端固定连接有连接板，所述连接板的底部固定连接有定位框，本实用新型通过设置头箍、齿牙板、连接板、定位框、转轴和立板，不仅可以对耳机本体进行安装固定，同时还可以对耳机本体的位置进行调整，使其可以使用于不同头部大小的人群，使用范围广，通过设置转柄和螺杆，能够对立板进行固定限位，同时便于对立板和耳机本体的角度进行微调，使耳机本体与耳部完美贴合，提高佩戴的舒适度。

Claims

1. A headgear adjustment mechanism for a hearing device, comprising a headband (1), characterized in that: Both sides of the inner cavity of the headband (1) are movably connected to toothed plates (2). An adjustment mechanism (3) is provided on the surface of the toothed plates (2). A connecting plate (4) is fixedly connected to one end of the toothed plates (2). A positioning frame (5) is fixedly connected to the bottom of the connecting plate (4). A rotating shaft (6) is rotatably connected to the inner cavity of the positioning frame (5) through a bearing. A vertical plate (7) is fixedly connected to the bottom of the rotating shaft (6). An earphone body (8) is fixedly connected to the bottom of the vertical plate (7). A limit mechanism (9) is provided on the surface of the positioning frame (5). The limiting mechanism (9) includes a screw (901), which is threaded to the front of the positioning frame (5). A rotating handle (902) is fixedly connected to the front of the screw (901), and the back of the screw (901) is in close contact with the front of the upright plate (7).

2. A headgear adjustment mechanism for a hearing device according to claim 1, wherein: The adjustment mechanism (3) includes a servo motor (301), and there are two servo motors (301). The two servo motors (301) are respectively fixedly installed on both sides of the back of the headband (1). The output end of the servo motor (301) is fixedly connected to a gear (302), and the outer surface of the gear (302) meshes with the outer surface of the toothed plate (2).

3. A headgear adjustment mechanism for a hearing device according to claim 1, wherein: The toothed plate (2) is fixedly connected to the front and back of the arc-shaped slider (10). The front and back of the inner cavity of the headband (1) are provided with arc-shaped grooves (11) for use with the arc-shaped slider (10). The outer surface of the arc-shaped slider (10) is slidably connected to the inner surface of the arc-shaped groove (11).

4. A headgear adjustment mechanism for a hearing device according to claim 1, wherein: The headband (1) is fixedly connected to a protective pad (12) at its bottom, and the protective pad (12) is 5mm thick.

5. A headgear adjustment mechanism for a hearing device according to claim 1, wherein: The bottom of the inner cavity of the headband (1) is fixedly connected to the battery box, and the inner cavity of the battery box is equipped with a storage battery.

6. A headgear adjustment mechanism for a hearing device according to claim 1, wherein: Both sides of the headband (1) are provided with through holes, and the outer surface of the toothed plate (2) is slidably connected to the inner surface of the through holes.

7. A headgear adjustment mechanism for a hearing device according to claim 1, wherein: The headband (1) has heat dissipation holes evenly distributed on its top, and the toothed plate (2) is arc-shaped.

8. A headgear adjustment mechanism for a hearing device according to claim 1, wherein: Control buttons are provided on both sides of the front of the headband (1).

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