CN213244307U

CN213244307U - Earphone set

Info

Publication number: CN213244307U
Application number: CN202022087337.4U
Authority: CN
Inventors: 胡燕
Original assignee: Shandong Juluo Biotechnology Co ltd
Current assignee: Shandong Juluo Biotechnology Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-05-18
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses an earphone, including earphone bracket and earphone shell, earphone bracket's bottom and earphone shell fixed connection, a plurality of phonate hole has been seted up to earphone shell's inboard, earphone shell's inside has been seted up and has been located the cavity behind the phonate hole, the branch that the bottom fixedly connected with symmetry of cavity set up. The utility model relates to an earphone technical field, through setting up the motor, the motor reversal drives the pivot through the shaft coupling and rotates, the pivot winding is collected dustproof cloth, move on the dustproof cloth and open out the sound passageway, make the earphone can normal sound production, the cooperation of rethread slide bar and slider makes the lifter can stabilize sharp rebound, and then make the dust removal brush can all the time with the hole contact that makes a sound, clean the dust on the hole that makes a sound, and then reduce piling up of the inside dust of earphone, increase the life of earphone.

Description

Earphone set

Technical Field

The utility model relates to an earphone technical field specifically is an earphone.

Background

The requirement of the earphone for children on dust prevention is high, and the existing earphone accumulates thick dust in one layer in the earphone due to the fact that the existing earphone is not provided with a dust prevention device and is used for a long time, the sound production effect of the earphone is influenced, short circuit occurs to an internal circuit of the earphone easily, the earphone is damaged, and the earphone cannot be used continuously.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's defect, provide an earphone.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an earphone comprises an earphone support and an earphone shell, wherein the bottom of the earphone support is fixedly connected with the earphone shell, a plurality of sound outlet holes are formed in the inner side of the earphone shell, a cavity behind the sound outlet holes is formed in the earphone shell, symmetrically-arranged support rods are fixedly connected to the bottom of the cavity, and a motor is fixedly connected to the tops of the support rods;

the output of motor passes through shaft coupling fixedly connected with pivot, the outside of pivot is fixed and is twined dustproof cloth, the bottom fixedly connected with lifter of dustproof cloth, the equal fixedly connected with slider in both sides end of lifter, slider and branch sliding connection, the positive fixedly connected with dust removal brush of lifter.

Preferably, the side surface of the supporting rod is provided with a groove, the inner wall of the groove is fixedly connected with a sliding rod, and the sliding rod is connected with the sliding block in a sliding manner.

Preferably, the section of the sliding rod is rectangular, the top of the sliding block is provided with a sliding hole, the section of the sliding hole is rectangular, and the sliding rod and the sliding hole are in clearance fit.

Preferably, the top of the supporting rod positioned on the left side is fixedly connected with a fixed plate door, and the top of the fixed plate is fixedly connected with the bottom of the motor.

Preferably, the top fixedly connected with fixed block of the branch that is located the right side, it has the rotation hole to open in the fixed block, the pivot is connected with the fixed block rotation through rotating the groove.

Preferably, there are two earphone housings and one earphone holder.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. through the arrangement of the motor, the motor rotates reversely to drive the rotating shaft to rotate through the coupler, the rotating shaft is wound and collects dustproof cloth, the dustproof cloth moves upwards to open the sound outlet channel, so that the earphone can normally sound, then the earphone can be worn on the head of a child, and the lifting rod can stably and linearly move upwards through the matching of the sliding rod and the sliding block, so that the dust removing brush can be always in contact with the sound outlet hole to clean dust on the sound outlet hole, further, the accumulation of dust in the earphone is reduced, and the service life of the earphone is prolonged;

2. through setting up the motor, motor corotation makes the pivot relieve dustproof cloth, and the lifter drives dustproof cloth and moves down, and then makes dustproof cloth keep off the sound outlet, has effectively prevented that the dust from entering into the inside of earphone, has increased the life of earphone.

Drawings

Fig. 1 is a schematic view of an overall structure of an earphone according to the present invention;

fig. 2 is a cross-sectional view of an earphone of the present invention;

fig. 3 is a front view of a sound outlet hole in an earphone according to the present invention.

Reference numerals: 1. an earphone holder; 2. an earphone housing; 3. a sound outlet; 4. a strut; 5. a lifting rod; 6. a rotating shaft; 7. a dust cloth; 8. a slider; 9. a slide bar; 10. a dust removing brush.

Detailed Description

The following further describes a specific embodiment of the earphone according to the present invention with reference to fig. 1 to 3. The present invention is not limited to the description of the following embodiments.

The embodiment provides a specific structure of an earphone, as shown in fig. 1-3, which includes an earphone holder 1 and an earphone housing 2, wherein the bottom of the earphone holder 1 is fixedly connected with the earphone housing 2, and a plurality of sound outlet holes 3 are formed in the inner side of the earphone housing 2;

a cavity behind the sound outlet 3 is formed in the earphone shell 2, symmetrically arranged support rods 4 are fixedly connected to the bottom of the cavity, a motor is fixedly connected to the top of each support rod 4, and a rotating shaft 6 is fixedly connected to the output end of the motor through a coupler;

the outer side of the rotating shaft 6 is fixedly wound with dustproof cloth 7, the bottom of the dustproof cloth 7 is fixedly connected with a lifting rod 5, two side ends of the lifting rod 5 are fixedly connected with sliding blocks 8, the sliding blocks 8 are slidably connected with the supporting rod 4, and the front side of the lifting rod 5 is fixedly connected with a dust removal brush 10;

the side surface of the supporting rod 4 is provided with a groove, the inner wall of the groove is fixedly connected with a sliding rod 9, the sliding rod 9 is connected with a sliding block 8 in a sliding manner, the section of the sliding rod 9 is rectangular, the top of the sliding block 8 is provided with a sliding hole, the section of the sliding hole is rectangular, and the sliding rod 9 and the sliding hole are in clearance fit;

the top fixedly connected with fixed plate door that is located left branch 4, the top of fixed plate and the bottom fixed connection of motor, the top fixedly connected with fixed block that is located the branch 4 on right side, it has the rotation hole to open in the fixed block, and pivot 6 rotates with the fixed block through rotating the groove and is connected, and earphone shell 2 has two, and earphone support 1 has one.

By adopting the technical scheme:

when not using the earphone, through starting corotation switch, motor corotation makes 6 dereferences of pivot 7, and lifter 5 drives dereference 7 and moves down, and then makes dereference 7 keep off sound outlet 3, has effectively prevented that the dust from entering into the inside of earphone, has increased the life of earphone.

The working principle is as follows: starting a reverse switch, driving a rotating shaft 6 to rotate by a motor through a coupler, winding and collecting dustproof cloth 7 by the rotating shaft 6, moving the dustproof cloth 7 upwards to open a sound outlet channel, enabling the earphone to sound normally, and then wearing the earphone on the head of a child;

further, dustproof cloth 7 drives lifter 5 rebound, lifter 5 and slider 8 fixed connection again, and slider 8 slides on slide bar 9, makes lifter 5 can stabilize sharp rebound, and the dust removal brush 10 on the lifter 5 can contact with sound outlet 3 all the time, cleans the dust on sound outlet 3, and then reduces piling up of the inside dust of earphone, increases the life of earphone.

The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.

Claims

1. An earphone, comprising an earphone holder (1) and an earphone housing (2), characterized in that: the bottom of the earphone support (1) is fixedly connected with an earphone shell (2), a plurality of sound outlet holes (3) are formed in the inner side of the earphone shell (2), a cavity behind the sound outlet holes (3) is formed in the earphone shell (2), symmetrically arranged supporting rods (4) are fixedly connected to the bottom of the cavity, and a motor is fixedly connected to the top of each supporting rod (4); the output of motor passes through shaft coupling fixedly connected with pivot (6), the outside of pivot (6) is fixed and the winding has dustproof cloth (7), bottom fixedly connected with lifter (5) of dustproof cloth (7), the equal fixedly connected with slider (8) of both sides end of lifter (5), slider (8) and branch (4) sliding connection, the positive fixedly connected with dust removal brush (10) of lifter (5).

2. A headset as claimed in claim 1, wherein: the side of the supporting rod (4) is provided with a groove, the inner wall of the groove is fixedly connected with a sliding rod (9), and the sliding rod (9) is in sliding connection with the sliding block (8).

3. A headset as claimed in claim 2, wherein: the cross section of the sliding rod (9) is rectangular, the top of the sliding block (8) is provided with a sliding hole, the cross section of the sliding hole is rectangular, and the sliding rod (9) is in clearance fit with the sliding hole.

4. A headset as claimed in claim 1, wherein: the top of the supporting rod (4) positioned on the left side is fixedly connected with a fixed plate door, and the top of the fixed plate is fixedly connected with the bottom of the motor.

5. A headset as claimed in claim 1, wherein: the top fixedly connected with fixed block of branch (4) that are located the right side, seted up in the fixed block and rotated the hole, pivot (6) are rotated with the fixed block through rotating the groove and are connected.

6. A headset as claimed in claim 1, wherein: the earphone comprises two earphone shells (2) and one earphone support (1).