CN215420272U

CN215420272U - Multi-radio audio receiving and transmitting device

Info

Publication number: CN215420272U
Application number: CN202122085698.XU
Authority: CN
Inventors: 于晓梅
Original assignee: Shenzhen Huazhen Technology Co ltd
Current assignee: Shenzhen Huazhen Technology Co ltd
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-01-04
Anticipated expiration: 2031-08-31

Abstract

The utility model provides a multi-radio audio receiving and transmitting device which comprises a shell, a battery, a mainboard and at least two pickup units, wherein the shell is provided with a containing cavity, and the battery, the mainboard and the pickup units are arranged in the containing cavity; the sound pickup unit comprises sound receiving holes and a sound cavity communicated with the sound receiving holes, and the sound cavities between the sound pickup units are mutually independent; battery and mainboard electric connection, pickup unit convert external sound into analog sound signal transmission extremely mainboard, mainboard convert analog sound signal into digital sound signal. Compared with the prior art, the audio frequency transceiver of many radio receptions of this application receives and transmits the sound of broadcasting in the audio equipment not only the audio and tone quality is splendid, can effectively improve the third dimension of sound moreover, very big improvement user experience.

Description

Multi-radio audio receiving and transmitting device

Technical Field

The utility model relates to the field of audio frequency receiving and transmitting devices, in particular to a multi-receiving audio frequency receiving and transmitting device.

Background

With the rapid development of internet technology and multimedia technology, people highly rely on multimedia to complete in many scenes such as life, work and study. The method is required to be applied to audio transceiving devices in many scenes, such as live webcasts, short video shooting, public classes, large conferences and the like. The working principle of the audio transceiver is that sound enters a sound cavity communicated with the sound receiving hole through the sound receiving hole, vibration is generated in the sound cavity and converted into digital sound signals, and the digital sound signals are transmitted to audio equipment connected with the audio transceiver for playing. At present, most audio transceiver only installs single pickup unit, and the sound after its receipt does not have the third dimension for there is the defect in the sound signal of transmission to audio equipment, and the audio effect or the tone quality of the sound of finally playing by audio equipment are relatively poor, can't satisfy people's application demand.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide a multi-sound receiving and transmitting apparatus for solving the problem that the sound effect and the sound quality of the sound finally played by the audio receiving and transmitting apparatus with only one sound pickup unit are poor and cannot meet the application requirements.

The utility model provides a multi-radio audio receiving and transmitting device, which comprises a shell, a battery, a main board and at least two pickup units, wherein:

the shell is provided with a containing cavity, the battery, the mainboard and the pickup unit are arranged in the containing cavity, and the battery and the pickup unit are respectively and electrically connected with the mainboard;

the sound pickup unit comprises sound holes and a sound cavity, the sound holes comprise sound receiving holes, the sound receiving holes are communicated with the sound cavity, and the sound cavities between the sound pickup units are mutually independent;

pickup unit is used for converting external sound into analog sound signal transmission arrives the mainboard, the mainboard is used for with analog sound signal conversion is digital sound signal.

Above-mentioned audio frequency transceiver of many radio receptions, including two at least pickup units, every pickup unit all has independent sound chamber, all with mainboard electric connection, inside sound got into pickup unit through the pickup hole on the center and the pickup unit, arouses that pickup unit's vibration converts external sound into analog sound signal, and the mainboard converts analog sound signal into digital sound signal then broadcast in transmitting audio equipment. The audio frequency transceiver that adopts the many radioreceptions that have two at least pickup units, not only the audio effect and tone quality are splendid through its sound of receiving and transmitting play in audio equipment, can effectively improve the third dimension of sound moreover, very big improvement user experience.

Preferably, the sound pickup unit includes a first sound channel sound pickup unit and a second sound channel sound pickup unit having independent sound cavities and sound holes, and the first sound channel sound pickup unit and the second sound channel sound pickup unit are disposed on the same side of the side circumferential surface of the housing.

Preferably, the sound hole further comprises a sound outlet hole communicated with the sound cavity, and the sound outlet hole is exposed out of the accommodating cavity.

Preferably, pickup unit still includes sound hole cover and dustproof stopper, the sound hole cover sets up in the sound reception is downthehole, dustproof stopper sets up go out in the sound hole.

Preferably, a through hole structure is arranged on the shell, and the through hole structure is arranged opposite to the sound outlet hole.

Preferably, the shell is provided with a sound pickup hole corresponding to the sound receiving hole.

Preferably, the dust collecting device further comprises a dust-proof filter screen, wherein the dust-proof filter screen is used for preventing dust from entering the accommodating cavity from the sound pickup hole.

Preferably, the sound pickup unit further includes a housing, the housing is disposed in the accommodating cavity, and the sound hole and the sound cavity are formed in the housing.

Preferably, the sound pickup unit includes a housing, the housing is disposed in the accommodating cavity, the housing and the casing enclose to form the sound cavity, and the sound hole is formed in at least one of the housing and the casing.

Preferably, the charging device further comprises a charging socket, wherein the charging socket is arranged on the shell and is electrically connected with the battery for charging the battery; and/or a wireless transmission module is arranged on the mainboard and used for transmitting the digital sound signal to wireless audio equipment; and/or the device also comprises a clamping plate which is rotationally connected with the shell and is used for fixing the multi-radio audio receiving and transmitting device.

Drawings

FIG. 1 is a schematic view of a first perspective structure of the present invention;

FIG. 2 is a schematic view of a second perspective structure of the present invention;

FIG. 3 is a schematic view of a third viewing angle structure according to the present invention;

FIG. 4 is an exploded view of the structure of the present invention;

fig. 5 is a schematic structural diagram of a sound pickup unit according to the present invention.

Description of the drawings: 100. a front cover; 110. a power key through hole; 200. a middle frame; 210. a power key mounting groove; 220. a sound pickup hole; 230. a volume up key hole; 240. a volume down key hole; 250. a charging jack; 300. a rear cover; 310. a via structure; 320. a splint mounting structure; 321. a rotating shaft; 322. a fixing bolt; 400. a battery; 500. a main board; 600. a sound pickup unit; 610. a housing; 620. a sound receiving hole; 630. a sound outlet hole; 640. a tone hole cover; 650. a dust plug; 700. a dustproof filter screen; 800. a splint; 810. a splint body; 820. a through hole of the rotating shaft; 910. a power key; 920. a volume up key; 930. a volume down key; 940. a charging socket.

Detailed Description

In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It is apparent that the specific details set forth in the following description are merely exemplary of the utility model, which can be practiced in many other embodiments that depart from the specific details disclosed herein. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

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. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

As shown in fig. 1 to 5, the present invention provides an audio transceiver with multiple sound receptions, which includes a housing, a battery 400, a main board 500, and at least two sound pickup units 600. The casing has and accepts the chamber, and battery 400, mainboard 500 and pickup unit 600 all arrange in and accept the intracavity, and battery 400 and pickup unit 600 respectively with mainboard electric connection. The shell can be integrally formed or assembled. Illustratively, the housing includes a front cover 100, a middle frame 200 and a rear cover 300, the front cover 100 and the rear cover 300 are respectively connected with two side edges of the middle frame 200 and enclose to form a receiving cavity, and the battery 400, the main board 500 and the sound pickup unit 600 are respectively disposed in the receiving cavity. Pickup unit 600 includes sound hole and sound chamber, and the sound hole includes sound receiving hole 620, sound receiving hole 620 and sound chamber intercommunication, and the sound chamber mutual independence between pickup unit 600. The power key 910 is used to control the power supply of the main board 500 from the battery 400, is mounted and fixed on the power key mounting groove 210 of the middle frame 200, and passes through the power key through hole 110 of the front cover 100. When needing to use the audio frequency transceiver of receiving more radio to gather sound, press power key 910 and make battery 400 be in operating condition, the user sends out sound towards sound receiving hole 620, and sound gets into the sound chamber and arouses the vibration of pickup unit, converts external sound into analog sound signal and transmits mainboard 500, and mainboard 500 converts analog sound signal into digital sound signal and transmits audio equipment for audio equipment broadcast sound received.

The relatively poor technical problem that can't satisfy the application demand of the sound audio tone quality of only installing the final broadcast of audio transceiver of single pickup unit among the prior art, this application is through setting up two at least pickup units, every pickup unit all has independent sound chamber, with mainboard electric connection, sound gets into inside the pickup unit through the sound collection hole on the pickup hole on the center and the pickup unit, the vibration that arouses pickup unit converts external sound into analog sound signal, the mainboard converts analog sound signal into digital sound signal then broadcast in transmitting the audio equipment. The audio frequency transceiver that adopts the many radioreceptions that have two at least pickup units, not only the audio effect and tone quality are splendid through its sound of receiving and transmitting play in audio equipment, can effectively improve the third dimension of sound moreover, very big improvement user experience.

The number of the sound pickup units 600 may be two, three, or more. Preferably, as shown in fig. 4, the sound pickup unit 600 includes a first channel sound pickup unit and a second channel sound pickup unit having independent sound cavities and sound holes, the first channel sound pickup unit and the second channel sound pickup unit being disposed on the same side of the side circumferential surface of the housing. Illustratively, two pickup units 600 are a left channel pickup unit and a right channel pickup unit, respectively, and the two pickup units cooperate with each other to make the sound collected and received more have a stereoscopic impression when being transmitted to the audio equipment. The sound pickup unit 600 is disposed in the same side of the receiving cavity, and accordingly, the sound receiving hole 620 is located on the same side of the middle frame 200, so that the sound emitted from the user facing the sound receiving hole 620 can be collected to the maximum, thereby ensuring the user experience. In some embodiments, the sound pickup unit 600 is disposed on two or more sides of the accommodating cavity, and the sound receiving hole 620 is disposed on two or more sides of the middle frame 200, so as to collect surrounding sounds in multiple directions, such as wind sound and water sound, so that the collected sounds are clearer and richer.

Preferably, the sound hole further includes a sound outlet hole 630 communicated with the sound cavity, and the sound outlet hole 630 is exposed out of the accommodating cavity. Illustratively, the housing 610 is further provided with a sound outlet 630 communicating with the sound cavity. The sound that enters into the sound chamber by the sound receiving hole 610 can also be released to the external part by the play sound hole 630 that exposes in accepting the chamber, is favorable to reducing the noise that sound was gathered, and the sound of gathering is more clear, effectively improves the audio and the tone quality of sound, and then improves user experience. More specifically, the casing is provided with the through hole structure 310 disposed opposite to the sound outlet hole 630, so that sound can be effectively released to the outside of the multi-sound-reception audio transceiver, and interference of the sound released by the sound outlet hole 630 in the receiving cavity to the collected sound is prevented.

Preferably, as shown in fig. 5, the sound pickup unit 600 further includes a sound hole cover 640 and a dust plug 650, the sound hole cover 640 is disposed in the sound receiving hole 620, and the dust plug 650 is disposed in the sound outlet hole 630. The sound hole cover 640 and the dust plug 650 prevent dust from entering the sound cavity, and ensure that sound transmitted to the audio equipment by the audio receiving and transmitting device with more radios has excellent tone quality.

In some embodiments, the sound receiving hole 620 is directly exposed out of the receiving cavity for directly receiving sound. Preferably, the housing is provided with a sound pickup hole 220 corresponding to the sound receiving hole 620. Illustratively, as shown in fig. 4, the sound pickup holes 220 are disposed on the side wall of the middle frame 200, and correspond to the sound receiving holes 620 one to one. Further, the audio transceiver with multiple sound receptions further includes a dust-proof filter 700, where the dust-proof filter 700 is used to prevent dust from entering the accommodating cavity through the sound pickup hole 220, and may be disposed inside the sound pickup hole 220 or outside the sound pickup hole 220. Dustproof filter screen 700 can prevent effectively that the dust from getting into to accept the intracavity, is favorable to preventing that the dust from getting into the sound chamber, and the sound that the audio frequency transceiver that ensures many radio receptions transmitted to audio equipment has splendid tone quality effect. More specifically, dustproof filter screen 700 is the metal filter screen, and the metal filter screen has a plurality of hole structures, chooses for use the metal filter screen not only its longer life that has, and can improve the feel of the audio frequency transceiver of many radioreceptions, and then is favorable to improving user experience.

Preferably, the sound pickup unit 600 further includes a housing disposed in the receiving cavity, and the sound hole and the sound cavity are formed in the housing. Illustratively, the pickup unit 600 includes a housing 610, a separate sound cavity is provided inside the housing 610, and sound holes are provided on the housing 610 and are communicated with the sound cavity, and the sound holes include a sound receiving hole 620 and a sound outlet hole 630. Wherein the outer shell 630 may be an elastic shell or an inelastic shell. When the housing 630 is an elastic case, sound enters the sound cavity from the sound receiving hole, i.e., the inner cavity of the elastic case, and vibration caused to the elastic case may convert the sound into an analog sound signal.

Preferably, the sound pickup unit 600 further includes a housing 610, the housing 610 is disposed in the receiving cavity, the housing 610 and the casing enclose to form a sound cavity, and the sound hole is formed in at least one of the housing 610 or the casing. Specifically, the acoustic opening 620 is disposed on the casing 610, or the acoustic opening 620 is disposed on the housing, or both the casing 620 and the housing are disposed with the acoustic opening 620; the sound outlet 630 is disposed on the casing 610, or the sound outlet 630 is disposed on the casing, or both the casing 620 and the casing are disposed with the sound outlet 630. In some embodiments, when the casing and the housing enclose to form the sound cavity, a sealing member is disposed between the casing and the housing to ensure that the sound cavity of the pickup unit 600 is independent from each other.

Preferably, the audio transceiver with multiple radios further comprises a charging socket 940, the middle frame 200 is provided with a charging socket hole 250 for installing the charging socket 940, and the charging socket 940 is electrically connected with the battery 400 for charging the battery 400. The battery 400 can be repeatedly charged by using the charging socket 940, the battery does not need to be frequently replaced, the use is convenient, and the resource saving and the environmental protection are facilitated. It should be noted that the charging socket 940 may be directly electrically connected to the battery 400, or may be electrically connected to the battery 400 through the motherboard 500.

The audio receiving and transmitting device with multiple radios can be connected with the audio equipment in a wired mode or in a wireless mode. Preferably, a wireless transmission module is disposed on the main board 500, and the wireless transmission module is used for wirelessly transmitting the digital sound signal to the audio device. The wireless transmission module may be a bluetooth wireless transmission module, or may be other wireless transmission modes, and is not limited in this document.

Preferably, the multi-sound-receiving audio transceiver further comprises a clamping plate 800, and the clamping plate 800 is rotatably connected with the housing and used for fixing the multi-sound-receiving audio transceiver. Illustratively, as shown in fig. 3 and 4, the clamping plate 800 includes a clamping plate body 810 and a rotating shaft through hole 820, the rear cover 300 is provided with a clamping plate mounting structure 320, the clamping plate mounting structure 320 includes a rotating shaft 321 and a fixing bolt 322 for mounting and fixing the rotating shaft 321, and the rotating shaft 321 passes through the rotating shaft through hole 820 and is rotatably connected with the fixing bolt 322. Illustratively, a multi-radio audio transceiver device may be held by the splint 800 at the user's clothing collar for receiving the user's speech.

Preferably, the audio transceiving apparatus for multiple sound receptions further includes a volume up key 920 and a volume down key 930, and accordingly, the middle frame 200 of the housing is provided with a volume up key hole 230 and a volume down key hole 240 for installing the volume up key 920 and the volume down key 930. The volume up key 920 is used to increase the volume of the collected sound, and the volume down key 930 is used to decrease the volume of the collected sound. In general, the volume up key 920 and the volume down key 930 are provided on the same side of the middle frame 200, and the volume up key 920 is provided closer to the pickup hole 210 than the volume down key 930. The charging jack 940 may be provided on the same side of the middle frame 200 as the volume up key 920 and the volume down key 930, or may be provided on different sides.

The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, various changes, substitutions and alterations can be made without departing from the spirit and scope of the utility model. Therefore, the protection scope of the present invention should be subject to the claims.

Claims

1. The utility model provides an audio frequency transceiver of receiving more sound, its characterized in that includes casing, battery, mainboard and two at least pickup units, wherein:

2. The multi-radio audio transceiving apparatus according to claim 1, wherein: the pickup unit comprises a first sound channel pickup unit and a second sound channel pickup unit, wherein the first sound channel pickup unit and the second sound channel pickup unit are provided with independent sound cavities and sound holes, and the first sound channel pickup unit and the second sound channel pickup unit are arranged on the same side of the side circumferential surface of the shell.

3. The multi-radio audio transceiving apparatus according to claim 1, wherein: the sound hole further comprises a sound outlet hole communicated with the sound cavity, and the sound outlet hole is exposed out of the accommodating cavity.

4. The multi-radio audio transceiving apparatus according to claim 3, wherein: the pickup unit still includes sound hole cover and dustproof stopper, the sound hole cover sets up in the sound reception hole, dustproof stopper sets up go out in the sound hole.

5. The multi-radio audio transceiving apparatus according to claim 3, wherein: the shell is provided with a through hole structure, and the through hole structure is opposite to the sound outlet hole.

6. The multi-radio audio transceiving apparatus according to claim 1, wherein: the shell is provided with a sound pickup hole which is arranged corresponding to the sound receiving hole.

7. The multi-tone audio transceiver of claim 6, wherein: still include dustproof filter screen, dustproof filter screen is used for preventing that the dust from following the pickup hole from getting into accept the intracavity.

8. The multi-radio audio transceiving apparatus according to any one of claims 1 to 7, wherein: the pickup unit further comprises a housing, the housing is arranged in the accommodating cavity, and the sound hole and the sound cavity are formed in the housing.

9. The multi-radio audio transceiving apparatus according to any one of claims 1 to 7, wherein: the pickup unit comprises a shell, the shell is arranged in the accommodating cavity, the shell and the shell are enclosed to form the sound cavity, and the sound hole is formed in at least one of the shell and the shell.

10. The multi-radio audio transceiving apparatus according to any one of claims 1 to 7, wherein: the audio transceiver device further comprises a charging socket, the charging socket is arranged on the shell and electrically connected with the battery for charging the battery; and/or the presence of a catalyst in the reaction mixture,

the mainboard is provided with a wireless transmission module, and the wireless transmission module is used for transmitting the digital sound signal to wireless audio equipment; and/or

The audio frequency transceiver further comprises a clamping plate, wherein the clamping plate is rotatably connected with the shell and used for fixing the audio frequency transceiver with multiple radios.