CN212137903U

CN212137903U - Electronic noise reduction earplug and charging box thereof

Info

Publication number: CN212137903U
Application number: CN202021034162.4U
Authority: CN
Inventors: 郭峰
Original assignee: Shenzhen Leshitong Electronic Industry Co ltd
Current assignee: Shenzhen Leshitong Electronic Industry Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-12-11
Anticipated expiration: 2030-06-08

Abstract

The utility model discloses an electronic noise reduction earplug, which comprises an earplug shell, a sound collecting module, an electronic control assembly and a loudspeaker system, the electronic control assembly and the horn system are both arranged inside the earplug shell, the electronic control assembly comprises a filter and a power amplifier, sound is collected through the sound collection module, then transmitting the collected sound signal to a filter, performing noise reduction processing on the sound signal through the filter, transmitting the sound signal to a power amplifier, amplifying the sound signal through the power amplifier, then the signal is transmitted to a loudspeaker system, and a reverse signal is played through the loudspeaker system, so that the electronic noise reduction earplug can reduce the noise of the sound, and simultaneously, the electronic noise reduction earplug does not have a communication function, so that the requirements of learning and working in special environment can be met.

Description

Electronic noise reduction earplug and charging box thereof

Technical Field

The utility model relates to an earplug technical field especially relates to an earplug of making an uproar falls in electron and box that charges thereof.

Background

At present, the bluetooth that can fall and fall the noise earphone of making an uproar has been on the market, through falling the processing of making an uproar to sound signal, improve the tone quality of earphone, but at some schools or some research institutions, the student is in class and the research worker is at the during operation, need have one can carry out the environment that keeps apart to the noise and can be better the efficiency of improvement study and work, but present bluetooth falls the noise earphone and generally has communication function, general school or some research institutions do not allow to wear this kind of bluetooth that has communication function and fall the earphone of making an uproar, so just need one kind only possess the function of making an uproar and do not possess communication function's electron earplug, satisfy some needs of study and work in special environment.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model discloses an earplug of making an uproar falls in electron can fall the processing of making an uproar to sound signal under the prerequisite that does not possess the communication function.

The utility model discloses an earplug of making an uproar falls in electron, including earplug shell, sound collection module, electronic control assembly and loudspeaker system, sound collection module passes through electronic control assembly with loudspeaker headtotail, electronic control assembly sets up the inside of earplug shell, including falling filter and power amplifier of making an uproar, sound collection module's output with the input of wave filter is connected, the wave filter is used for falling the processing of making an uproar to the sound signal who collects, the output of wave filter with power amplifier's input is connected, power amplifier is used for enlargiing the sound signal after making an uproar falls, power amplifier's output with loudspeaker headtotail, loudspeaker system is used for playing reverse signal.

Further, the sound collection module is a microphone.

Further, the microphone is disposed outside the earbud housing.

The utility model provides an earplug charging box of making an uproar falls in electron for accomodate the earplug of making an uproar falls in the electron, a serial communication port, including drain pan and top cap, a side of top cap through the pivot with the drain pan rotates to be connected, another side of top cap with the drain pan joint forms and is used for acceping the casing of the earplug of making an uproar falls in the electron.

Furthermore, the top joint of drain pan has the backup pad, be provided with the first buckle of a plurality of on the inside wall of drain pan, be provided with first buckle groove in the backup pad, and pass through first buckle groove with first buckle joint, be provided with in the backup pad and be used for acceping the accommodating groove of earplug of making an uproar falls in the electron, be provided with the cardboard in the backup pad, be provided with the second buckle on the cardboard, be provided with on the top cap with second buckle matched with second buckle groove.

Furthermore, a positioning groove is formed in the inner side wall of the bottom shell, and a positioning plate corresponding to the positioning groove is arranged on the lower surface of the supporting plate.

Further, a light guide post is arranged in the bottom shell, a lamp hole is formed in the supporting plate, the bottom of the light guide post supports against the lamp bead in the bottom shell, and the top of the light guide post corresponds to the lamp hole.

The technical scheme of the utility model, compared with the prior art, beneficial effect is:

collect sound through the sound collection module, then transmit the sound signal who collects to the wave filter, carry out noise reduction processing to the sound signal through the wave filter, and transmit it to power amplifier, amplify the sound signal through power amplifier, then transmit to loudspeaker system, play reverse signal through loudspeaker system, with this make the function of making an uproar earplug and making an uproar falls to sound, and do not possess the communication function simultaneously, make this earplug of making an uproar falls in electron can satisfy the needs of study and work in special environment.

Drawings

FIG. 1 is a schematic diagram of an electronic noise reducing headphone;

FIG. 2 is a control schematic of the electronic control assembly;

FIG. 3 is a schematic structural view of a charging box;

fig. 4 is an exploded view of the charging box;

FIG. 5 is a schematic structural view of the top cover;

description of the figures

100. An electronic noise reducing earplug; 10. an earplug housing; 11. a sound collection module; 12. an electronic control assembly; 13. a filter; 14. a power amplifier; 15. a horn system; 20. a charging box; 21. a top cover; 211. a rotating shaft; 212. a second snap-fit groove; 22. a bottom case; 221. a first buckle; 222. positioning a groove; 223. a light guide pillar; 224. a hand strap; 23. a support plate; 231. an accommodating groove; 232. a first snap groove; 233. positioning a plate; 234. clamping a plate; 235. a second buckle; 236. and a lamp hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it should be noted that when one component is considered to be "connected" to another component, it may be directly connected to the other component or intervening components may exist. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

It should be further noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

As shown in fig. 1 and 2, the utility model discloses an earplug 100 of making an uproar falls in electron can fall the noise processing to the sound signal who collects to do not possess corresponding communication function, can use at school or some scientific research institutions.

The electronic noise reduction earplug 100 comprises an earplug shell 10, a sound collection module 11, an electronic control assembly 12 and a speaker system 15, the electronic control assembly 12 and the speaker system 15 are arranged inside the earplug shell 10, the sound collection module 11 is used for collecting environmental sound and transmitting collected sound signals to the electronic control assembly 12, the electronic control assembly 12 processes the sound and transmits the sound to the speaker system 15, and the speaker system 15 plays a reverse signal.

The electronic control component 12 and the speaker system 15 are both located in the earplug housing 10, the electronic control component 12 includes a filter 13 and a power amplifier 14, the output end of the sound collection module 11 is connected with the input end of the filter 13, and is used for transmitting the collected sound signals to the filter 13, the collected sound signals are subjected to noise reduction processing through the filter 13, the output end of the filter 13 is connected with the input end of the power amplifier 14, so that the noise-reduced sound signals can be transmitted to the power amplifier 14, and the sound signals are amplified through the power amplifier 14, the amplified sound signals are transmitted to the speaker system 15 through the power amplifier 14, and a reverse signal is played through the speaker system 15, so that a noise reduction function is realized.

Further, the sound collection module 11 is a microphone, and can collect sound in the environment. And the microphone is disposed outside the earbud housing 10.

As shown in fig. 3 and 4, the utility model also discloses an earplug charging box 20 of making an uproar falls in electron, charging box 20 is used for accomodating earplug 100 of making an uproar falls in electron. Two electronic noise reducing earplugs 100 can be accommodated in the charging box 20, and the two electronic noise reducing earplugs 100 respectively correspond to the left ear and the right ear of a user.

The charging box 20 comprises a top cover 21 and a bottom shell 22, wherein one side of the top cover 21 is rotatably connected with the bottom shell 22 through a rotating shaft 211, and the other side of the top cover 21 is clamped with the bottom shell 22 to form a shell for accommodating the electronic noise reduction earplug 100.

Further, a supporting plate 23 is fastened to the top of the bottom case 22, and two symmetrically disposed receiving slots 231 are disposed on the supporting plate 23 for receiving the electronic noise reduction earplugs 100. A plurality of first fasteners 221 are arranged on the inner side wall of the bottom shell 22, a first fastener groove 232 is arranged on the support plate 23, and the support plate 23 is fixed on the bottom shell 22 by being clamped with the first fasteners 221 through the first fastener groove 232.

The inner side wall of the bottom case 22 is provided with a positioning groove 222, the lower surface of the supporting plate 23 is provided with a positioning plate 233 corresponding to the positioning groove 222, and when the supporting plate 23 is fixed on the bottom case 22, the positioning plate 233 extends into the positioning groove 222 for positioning.

A clamping plate 234 is arranged on the supporting plate 23, a second clamping buckle 235 is arranged on the clamping plate 234, as shown in fig. 5, a second clamping buckle groove 212 matched with the second clamping buckle 235 is arranged at one end, away from the rotating shaft 211, of the top cover 21, the top cover 21 rotates at a certain angle relative to the bottom case 22 through the rotating shaft 211, and the second clamping buckle 235 and the second clamping buckle groove 212 are clamped with each other.

A light guide column 223 is arranged in the bottom shell 22, a lamp hole 236 is arranged on the support plate 23, the bottom of the light guide column 223 is supported against the lamp bead in the bottom shell 22, the top of the light guide column 223 corresponds to the lamp hole 236, and light emitted by the lamp bead can be transmitted to the lamp hole 236 through the light guide column 223.

The bottom case 22 is provided with a hand strap 224.

The present invention can be designed in various embodiments and modifications without departing from the spirit and scope of the present invention in its broadest sense, and the above-described embodiments are intended to illustrate the present invention, but not to limit the scope of the present invention.

Claims

1. The utility model provides an earplug of making an uproar falls in electron, includes earplug shell, sound collection module, electronic control assembly and loudspeaker system, sound collection module passes through electronic control assembly with loudspeaker headtotail, a serial communication port, electronic control assembly sets up the inside of earplug shell, including falling noise filter and power amplifier, sound collection module's output with the input of filter is connected, the filter is used for falling the processing of making an uproar to the sound signal who collects, the output of filter with power amplifier's input is connected, power amplifier is used for enlargiing the sound signal after making an uproar falls, power amplifier's output with loudspeaker headtotail, loudspeaker system is used for playing reverse signal.

2. An electronic noise reducing earplug as claimed in claim 1, wherein the sound collection module is a microphone.

3. An electronic noise reducing earplug as claimed in claim 2, wherein the microphone is disposed outside the shell of the earplug.

4. A noise-reducing electronic noise-reducing earplug charging box for accommodating the electronic noise-reducing earplug as claimed in any one of claims 1 to 3, wherein the noise-reducing electronic noise-reducing earplug charging box comprises a bottom shell and a top cover, one side of the top cover is rotatably connected with the bottom shell through a rotating shaft, and the other side of the top cover is clamped with the bottom shell to form a shell for accommodating the electronic noise-reducing earplug.

5. The charging box for electronic noise-reducing earplugs as claimed in claim 4, wherein a supporting plate is fastened to a top of the bottom shell, a plurality of first fasteners are disposed on an inner sidewall of the bottom shell, a first fastening groove is disposed on the supporting plate and is fastened to the first fasteners through the first fastening groove, a receiving groove for receiving the electronic noise-reducing earplugs is disposed on the supporting plate, a fastening plate is disposed on the supporting plate, a second fastener is disposed on the fastening plate, and a second fastening groove matched with the second fastener is disposed on the top cover.

6. The charging box for earplug with noise reduction function as claimed in claim 5, wherein the bottom shell has a positioning groove on its inner sidewall, and the bottom surface of the supporting plate has a positioning plate corresponding to the positioning groove.

7. The charging box for an electronic noise-reducing earplug as set forth in claim 6, wherein a light guide post is disposed in the bottom shell, a lamp hole is disposed on the supporting plate, a bottom of the light guide post is supported by the lamp bead in the bottom shell, and a top of the light guide post corresponds to the lamp hole.