CN205142459U - Earphone bracket's extending structure and headphone that has this structure - Google Patents

Abstract

The utility model belongs to the field of earphones, and provides a telescopic structure of an earphone bracket and a headphone with the structure, including an earphone bracket and an ear-mounted part, and also includes an arc-shaped sliding arm, and the sliding arm includes a flat The sliding part slidably arranged in the earphone holder and the columnar connecting part fixed on the ear wearing part, the connection between the sliding part and the connecting part forms a limit step, and the end of the sliding part The limited ear portion extends to both sides of the headphone bracket, and a frame frame that abuts against the limit step or the limit ear portion to limit the moving distance of the sliding arm is connected inside the earphone bracket, and the frame frame is installed on the frame frame. There is a smooth block in contact with the upper surface of the sliding part; this structure can solve the problems that the existing headphone telescopic structure is complex in structure, easy to deviate when sliding, and the sliding process is not smooth.

Description

Telescopic structure of earphone bracket and headphone with the same structure

technical field

The utility model belongs to the field of earphones, in particular to a telescopic structure of an earphone bracket and a headphone with the structure.

Background technique

With the advancement of technology, electronic products such as mobile phones, walkmans, and notebooks are all integrated with music players, and users only need to wear earphones to enjoy the pleasure brought by music. Existing earphone is divided into two kinds, and a kind of is comparatively small and portable earplug type earphone, and another kind is relatively large in volume but wears comfortable earphone. This type of headphone can be folded by setting a telescopic structure, so as to achieve the purpose of adjusting the size, suitable for different people's needs, and because it has many advantages such as good sound, high comfort, not in the ear, etc., it is widely accepted. People's favor. However, the telescopic structure of the existing headphone is complex in structure, the sliding is prone to deviation, and the sliding process is not smooth.

Utility model content

The purpose of the utility model is to provide a telescopic structure of an earphone bracket, aiming at solving the problems that the existing telescopic structure of the headphone is complex in structure, prone to deviation during sliding, and the sliding process is not stable.

The utility model is solved in the following way: a telescopic structure of an earphone bracket, including an earphone bracket and an ear-wearing part, and also includes an arc-shaped sliding arm, and the sliding arm includes a flat sliding arm arranged in the earphone bracket. The sliding part and the columnar connecting part fixed on the ear wearing part, the connection between the sliding part and the connecting part forms a limit step, and the end of the sliding part extends to both sides to limit the ear parts , the earphone bracket is connected with a frame-shaped frame that abuts against the limit step or the limit ear to limit the moving distance of the sliding arm, and the frame-shaped frame is installed with a smooth block.

Further, the frame-shaped frame includes two upper and lower bridge-shaped frames spliced with each other, and the two bridge-shaped frames sandwich the sliding part in the middle.

Further, there is an interference fit between the frame and the sliding part.

Further, the inner wall of the earphone bracket is provided with a plurality of limit posts, and the plurality of limit posts are evenly distributed on both sides of the sliding part, and the frame-shaped frame is installed on a limit close to the connecting part. Between the position column and the limit step.

Further, the sliding arm is provided with an accommodating groove for placing electric wires, and the accommodating groove is located on the same side of the sliding part and the connecting part.

Further, it also includes a connecting piece made of plastic titanium, one end of the connecting piece is detachably connected to the ear wearing part, and the other end is connected to the earphone bracket, and the connecting piece is provided with a convenient The circular slot through which the sliding arm slides.

Compared with the existing earphone structure, the telescopic structure of the earphone bracket provided by the utility model has the following technical effects: the sliding arm composed of the sliding part slidably connected in the earphone bracket and the connecting part fixed on the ear wearing part, through The sliding of the sliding part can easily adjust the size of the earphone. The setting of the limit step, the limit ear and the frame frame limit the moving distance of the slide part, and the frame frame connected to the earphone bracket limits the offset of the slide part. , and the bottom surface of the smooth block installed on the frame is in contact with the upper surface of the sliding part, and the frictional contact between the two ensures the smooth sliding of the sliding arm, and the overall structure is simple, which is suitable for industrial production.

The utility model also provides a headset, which has the aforementioned telescopic structure of the headset bracket; the headset bracket with this structure has a simple structure and more stable sliding.

Description of drawings

Fig. 1 is a structural diagram of a headset provided by an embodiment of the present invention.

Fig. 2 is a partially enlarged view of the telescopic structure part of the earphone bracket provided by the embodiment of the present invention.

Fig. 3 is a structural diagram of the sliding arm provided by the embodiment of the utility model.

detailed description

In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not intended to limit the utility model.

Please refer to accompanying drawings 1 to 3, in an embodiment of the present invention, a telescopic structure of an earphone holder is provided, the structure includes an earphone holder 10 and an ear-mounted part 20, and also includes an arc-shaped sliding arm 40, The curvature of the arc is appropriate to fit the shape of the human head, and the sliding arm 40 includes a flat sliding part 401 slid in the earphone holder 10 and a columnar connecting part fixed on the ear-wearing part 20 402, the sliding part 401 and the connecting part 402 are integrated, and the connection between the sliding part 401 and the connecting part 402 forms a limiting step 4021, and the end of the sliding part 401 extends to both sides with limiting ears 4011, while In the earphone bracket 10 is connected a frame-shaped frame 50 that can be opposed to the limit step 4021 or the limit ear 4011 to limit the moving distance of the sliding arm 40, and the frame-shaped frame 50 is installed with the upper surface of the sliding part 401. The smooth block 60 in contact, the smooth block 60 is preferably a silica gel block 60a, the silica gel block 60a is installed on the frame-shaped frame 50 and is pressed by the inner wall of the earphone holder 10 and contacts with the sliding part 401 and rubs against each other. 60 and the two sides of the friction contact surface of the sliding part 401 should not be smaller than the width of the sliding part 401 itself; It is fixed on the ear-mounted part 20, so when the sliding part 401 slides out, the ear-mounted part 20 moves downward relatively, so that the size of the whole earphone becomes larger; in this process, the limiting ear part 4011 slides to the frame shape When the frame 50 is sliding out, it is the maximum displacement, that is, the ear-mounted part 20 is not in contact with the earphone holder 10 at this time; The ear-mounted part 20 is in contact with the earphone holder 10 .

The telescopic structure of the earphone bracket designed above is composed of the sliding part 401 slidably connected in the earphone bracket 10 and the connecting part 402 fixed on the ear wearing part 20. The sliding arm 40 can easily realize the earphone through the sliding of the sliding part 401. The adjustment of the size, the setting of the limit step 4021, the limit ear 4011 and the frame frame 50 limit the moving distance of the sliding part 401, and the frame frame 50 connected in the earphone holder 10 limits the offset of the sliding part 401, The bottom surface of the smooth block 60 installed on the frame 50 is in contact with the upper surface of the sliding part 401, and the frictional contact between the two ensures the smooth sliding of the sliding arm 40, and the overall structure is simple, suitable for industrial production.

Specifically, in the embodiment of the present utility model, the frame-shaped frame 50 includes two upper and lower bridge-shaped frames (not shown in the figure) that are spliced with each other, and the two bridge-shaped frames clamp the sliding part 401 in the middle; and, the frame-shaped frame The interference fit between the frame 50 and the sliding part 401; this design is convenient for industrial production to simplify the production process, and the interference fit design between the frame frame 50 and the sliding part 401 is convenient for users to adjust according to their own needs.

Specifically, in the embodiment of the present utility model, the inner wall of the earphone holder 10 is provided with a plurality of limit columns 101, preferably four in this embodiment and arranged at the four corners when the sliding part 401 is in the non-sliding state. , the plurality of limiting columns 101 are evenly distributed on both sides of the sliding part 401, and the frame frame 50 is installed between the limiting columns 101 and the limiting steps 4021 close to the connecting part 402; this design limits the sliding part 401 Left and right movement can also prevent the sliding part 401 from wandering.

Specifically, in this utility model embodiment, the accommodating groove 403 for placing electric wires is also provided on the sliding arm 40, and the accommodating groove 403 is located on the same side of the sliding part 401 and the connecting part, so that the design can ensure that the sliding arm 40 While sliding normally, the space in the earphone holder 10 is saved.

Specifically, in the embodiment of the present utility model, the structure also includes a plastic titanium connector, that is, a connector 30 made of plastic titanium (tr90), one end of the connector 30 is detachably connected to the ear wearing part 20, The other end is connected to the earphone bracket 10, and at the same time, a circular through groove 301 is provided in the connecting piece 30 to facilitate the sliding of the sliding arm 40. The material of plastic titanium can ensure the toughness of the connecting piece 30, and at the same time, it is impact-resistant and wear-resistant, and the friction coefficient Low, which can ensure the smooth sliding of the sliding arm 40 and improve the durability of the product; in addition, the design of the circular slot 301 also limits the up and down, left and right movement of the sliding arm 40, which can prevent deviation.

In the embodiment of the present invention, a headset is also provided, which has the aforementioned telescopic structure of the headset bracket; the headset bracket 10 with this structure has a simple structure and more stable sliding.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (7)

1. A telescoping structure of an earphone support, comprising an earphone support and an ear-wearing part, characterized in that: it comprises an arc-shaped sliding arm, and the sliding arm comprises a flat sliding part and a A columnar connecting part fixed on the ear-mounting part, the connection between the sliding part and the connecting part forms a limit step, the end of the sliding part extends to both sides to limit the ear parts, the A frame-shaped frame that abuts against the limit step or the limit ear to limit the moving distance of the sliding arm is connected in the earphone bracket, and a smooth block that contacts the upper surface of the sliding part is installed on the frame-shaped frame . 2. The telescopic structure of the earphone holder according to claim 1, wherein the frame-shaped frame includes two upper and lower bridge-shaped frames spliced with each other, and the two bridge-shaped frames clamp the sliding part in the middle . 3 . The telescopic structure of the earphone holder according to claim 2 , characterized in that: the frame-shaped frame and the sliding part are in interference fit. 4 . 4. The telescopic structure of the earphone holder according to claim 1, characterized in that: the inner wall of the earphone holder is provided with a plurality of limit posts, and the plurality of limit posts are evenly distributed on both sides of the sliding part , and the frame-shaped frame is installed between the limiting column and the limiting step close to the connecting portion. 5. The telescopic structure of the earphone holder according to claim 1, characterized in that: the sliding arm is provided with an accommodating groove for placing electric wires, and the accommodating groove is located on the same side of the sliding part and the connecting part side. 6. The telescopic structure of the earphone holder according to claim 1, further comprising a connecting piece made of plastic titanium, one end of the connecting piece is detachably connected to the ear wearing part, and the other end is connected to On the earphone bracket, a circular through slot is provided in the connecting piece to facilitate the sliding of the sliding arm. 7. A headphone, characterized in that it has the telescopic structure of the earphone holder according to any one of claims 1-6.