CN212677343U

CN212677343U - Intelligent terminal with microphone

Info

Publication number: CN212677343U
Application number: CN202021793242.8U
Authority: CN
Inventors: 刘振坤; 郭彤辉
Original assignee: Goertek Techology Co Ltd
Current assignee: Goertek Techology Co Ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-03-09
Anticipated expiration: 2030-08-24

Abstract

The utility model provides an intelligent terminal with microphone. The utility model comprises a shell and a microphone component arranged in the shell, wherein the microphone component comprises a circuit board and a sealing rubber sleeve, and a microphone is arranged on the circuit board; the sealing rubber sleeve is provided with a groove used for wrapping the microphone, the top of the groove is provided with a sealing bulge, the sealing bulge is provided with a sound outlet hole communicated with the groove, the circumferential direction of the sound outlet hole is provided with a plurality of sealing rings which are convexly arranged, and the sealing rubber sleeve is connected with the inner wall of the shell through the sealing rings. The utility model discloses a microphone has obtained effective sealing through the recess on the sealed gum cover and the sealed arch on the recess, and the sealing washer on the sealed arch in addition makes the microphone install the inside at the shell steadily, and the mounting structure of this kind of microphone is firm, has prevented because of microphone and recess size can not reach accurate matching or assemble the former sealed bad phenomenon that causes, and this kind of intelligent terminal speech recognition is fast, and sensitivity is high, and user experience feels good.

Description

Intelligent terminal with microphone

Technical Field

The utility model relates to an electronic equipment's technical field especially relates to an intelligent terminal with microphone.

Background

The intelligent terminal is a kind of embedded computer system equipment, including mobile phone, notebook, tablet computer, POS machine, even including vehicle computer, etc. With the popularization of consumer electronics products such as tablet computers, notebook computers, smart phones and the like, these intelligent terminals have become an essential part of people's lives. Microphones are usually arranged inside the intelligent terminals, and the microphone tightness directly influences the sound quality. With the increasing living standard, the demand of people on intelligent terminals is increasing, and the quality demand of the products is also increasing.

A microphone in the existing intelligent terminal is mainly sealed by a silica gel sleeve, the silica gel sleeve for sealing is in a square shape, a groove for placing the microphone is arranged on the silica gel sleeve, the groove can be positioned at the central position of the silica gel sleeve or the non-central position of the silica gel sleeve, and the position of the groove is usually set according to the size and shape of the peripheral gap of the microphone in the actual design; the structure of the groove close to the silica gel sleeve and matched with the microphone has the problems that the microphone and the groove are not accurately matched in size and are not assembled well, so that the microphone is poor in sealing performance, the structural stability is poor, the voice recognition of the intelligent terminal is insensitive, and the phenomenon that the microphone cannot be recognized is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an intelligent terminal with microphone aims at solving among the prior art intelligent terminal's microphone sealing performance and does not reach its unstable structure well and thereby leads to the insensitive problem that the unable discernment of pronunciation appears in its pronunciation.

In order to solve the technical problem, the utility model discloses a following technical scheme realizes:

the utility model provides an intelligent terminal with a microphone, which comprises a shell and a microphone component, wherein the microphone component is arranged inside the shell and comprises a circuit board and a sealing rubber sleeve, and the circuit board is provided with the microphone; the microphone is characterized in that a groove used for wrapping the microphone is formed in the sealing rubber sleeve, a sealing bulge is arranged at the top of the groove, a sound outlet hole communicated with the groove is formed in the sealing bulge, a plurality of sealing rings which are convexly arranged are arranged in the circumferential direction of the sound outlet hole, and the sealing rubber sleeve is connected with the inner wall of the shell through the sealing rings.

As a preferred embodiment, the microphone assembly further includes a reinforcing plate disposed at the bottom of the circuit board.

As a preferred embodiment, the thickness of the reinforcing plate is not less than 1 mm.

As a preferred embodiment, the reinforcing plate is provided with a mounting screw, the circuit board is provided with a through hole, the sealing rubber sleeve is provided with a mounting hole, the inner wall of the housing is provided with a positioning hole matched with the mounting screw, and the mounting screw sequentially penetrates through the through hole, the mounting hole and is in threaded connection with the positioning hole.

In a preferred embodiment, the number of the mounting screws is two, and the two mounting screws are respectively located at two ends of the reinforcing plate.

As a preferred embodiment, a waterproof membrane is arranged on the inner wall of the shell, and the waterproof membrane is abutted with the sealing ring.

As a preferable embodiment, the waterproof film is provided with a sound outlet communicated with the sound outlet, and the housing is provided with a microphone hole communicated with the sound outlet.

As a preferred embodiment, the microphone is a second microphone for recognizing external sound, the circuit board is further provided with a first microphone for recognizing internal sound, the first microphone and the second microphone are arranged at intervals, and the sealing rubber sleeve is further provided with a through hole for avoiding the first microphone.

As a preferred embodiment, the circuit board is a flexible circuit board, and a printed circuit board is further disposed inside the housing, and the flexible circuit board is connected to the printed circuit board, and the printed circuit board is further connected to a battery.

In a preferred embodiment, the housing is further provided with a speaker inside, and the housing is provided with a speaker hole.

Compared with the prior art, the beneficial effects of the utility model are that: in the intelligent terminal of the utility model, the microphone is effectively wrapped and sealed through the groove on the sealing rubber sleeve and the sealing bulge on the groove; in addition, the microphone is stably arranged in the shell by sealing the sealing ring on the bulge, the mounting structure of the microphone is stable, and the poor sealing phenomenon caused by the reason that the microphone and the groove cannot be accurately matched or assembled is effectively prevented; the intelligent terminal has the advantages of fast voice recognition, high sensitivity and good user experience.

Drawings

In order to illustrate the embodiments of the present invention or the technical solutions in the prior art more clearly, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of an embodiment of an intelligent terminal provided by the present invention;

FIG. 2 is a schematic view of the internal structure of FIG. 1;

FIG. 3 is an exploded view of the microphone assembly of FIG. 2;

FIG. 4 is an enlarged schematic view of the structure of the flexible circuit board in FIG. 3;

FIG. 5 is an enlarged schematic view of the structure of the sealant sleeve in FIG. 3;

FIG. 6 is a schematic cross-sectional view of FIG. 5;

FIG. 7 is a schematic top view of the structure of FIG. 5;

FIG. 8 is a schematic view of the connection structure of the microphone assembly and the housing;

in the figure: 10-a housing; 11-microphone aperture; 12-speaker holes; 13-key press; 14-a lens; 15-a loudspeaker; 16-a printed circuit board; 17-a battery; 20-a microphone assembly; 21-a flexible circuit board; 22-sealing rubber sleeve; 23-a stiffening plate; 24-mounting screws; 25-a water-resistant membrane; 26-a second microphone; 27-a first microphone; 28-perforating; 31-sealing projection; 32-sealing ring; 33-sound outlet; 34-a through hole; 35-mounting holes; 36-groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and embodiments.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "left", "right", "inside", "outside", "upper", "lower", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 8, the present embodiment provides an intelligent terminal, and specifically, the intelligent terminal is an intelligent terminal with a microphone, and the intelligent terminal may be a tablet computer, a notebook computer, a smart phone, or the like. The intelligent terminal with the microphone comprises a shell 10 and a microphone assembly 20, wherein the microphone assembly 20 is arranged inside the shell 10, and the shell 10 has the functions of packaging and protecting; the microphone assembly 20 comprises a circuit board and a sealing rubber sleeve 22, wherein a microphone is arranged on the circuit board; the sealing rubber sleeve 22 is provided with a groove 36 used for wrapping the microphone, the top of the groove 36 is provided with a sealing protrusion 31, the sealing protrusion 31 is provided with a sound outlet hole 33 communicated with the groove 36, the circumferential direction of the sound outlet hole 33 is provided with a plurality of sealing rings 32 which are convexly arranged, and the sealing rubber sleeve 22 is connected with the inner wall of the shell 10 through the sealing rings 32. The microphone is effectively wrapped and sealed through the groove 36 on the sealing rubber sleeve 22 and the sealing bulge 31 on the groove 36; in general, the casing 10 includes an upper casing and a lower casing, which are sequentially from top to bottom, an upper casing, a sealing rubber sleeve 22, a microphone, a circuit board and a lower casing, wherein the microphone on the circuit board is clamped between the upper casing and the lower casing through the sealing rubber sleeve 22, that is, clamped inside the casing 10; the microphone is stably arranged in the shell 10 under the action of the sealing ring 32 on the sealing bulge 31, and the mounting structure of the microphone is stable; the sealing rings 32 are of an annular structure, the sealing rings 32 are continuous circles, and in general, the number of the sealing rings 32 is 2, the 2 sealing rings 32 are arranged at intervals, and the sealing effect is enhanced due to the arrangement of the sealing rings 32; the structure realizes effective sealing of the microphone, prevents poor sealing caused by the fact that the sizes of the microphone and the groove 36 cannot be accurately matched or assembled, and the microphone sealing performance of the intelligent terminal is good.

Referring to fig. 3, 4, 5, 6, 7 and 8, in some preferred embodiments, there are two microphones, the above-mentioned microphones are the second microphones 26 for recognizing external sounds, the circuit board is further provided with the first microphones 27 for recognizing internal sounds, the first microphones 27 and the second microphones 26 are arranged at intervals, and the sealing rubber sleeve 22 is further provided with through holes 34 for avoiding the first microphones 27. The intelligent terminal is provided with two microphones, the first microphone 27 receives internal sound of the intelligent terminal, the second microphone 26 receives external sound of the intelligent terminal, and influence of the internal sound of the intelligent terminal on the external sound is reduced through an acoustic algorithm, so that the purpose of noise reduction is achieved, external sound is identified more clearly, and the high-end intelligent terminal is obtained. Further, referring to fig. 1 and 2, a speaker 15 is further disposed inside the housing 10, a speaker hole 12 is disposed on the housing 10, and the speaker 15 is configured to convert an electrical signal into an acoustic signal, so as to transmit sound to the outside of the intelligent terminal. Specifically, in the intelligent terminal, a key 13, a lens 14 and the like can be further arranged on the upper shell, and the key 13 is usually a switch key 13, and is turned on when pressed down, generates ding-dong sound, and is turned off when pressed down again; the lens 14 can shoot a video, and when the intelligent terminal senses that a person comes, the video is shot immediately. In addition, the circuit board is usually a flexible circuit board 21, a printed circuit board 16 is further arranged inside the housing 10, the flexible circuit board 21 is connected with the printed circuit board 16, the printed circuit board 16 is further connected with a battery 17, the battery 17 is a spare battery 17, and when the battery is used, the battery is directly connected with a power supply; when power is off or in an emergency, the battery 17 starts to supply power; the loudspeaker 15 is located at the left end, the battery 17 is located at the right end, the printed circuit board 16 connected with the microphone assembly 20 is arranged in the middle, the area of the printed circuit board 16 is large, and the printed circuit board 16 is further connected with other components of the intelligent terminal.

Referring to fig. 2, 3 and 8, as a preferred embodiment, the microphone assembly 20 further includes a reinforcing plate 23, the reinforcing plate 23 is disposed at the bottom of the circuit board, i.e., the flexible circuit board 21, and the reinforcing plate 23 is located below the circuit board, i.e., the flexible circuit board 21, i.e., the reinforcing plate 23 is disposed between the circuit board, i.e., the flexible circuit board 21, and the lower case. The arrangement of the reinforcing plate 23 can effectively extrude the sealing rubber sleeve 22, and the sealing performance of the microphone, namely the second microphone 26, is enhanced. Preferably, the thickness of the reinforcing plate 23 is not less than 1 mm. The reinforcing plate 23 has a certain thickness to prevent the reinforcing plate 23 from being deformed during the pressing process. Furthermore, the reinforcing plate 23 is provided with a mounting screw 24, the circuit board, i.e., the flexible circuit board 21, is provided with a through hole 28, the sealant sleeve 22 is provided with a mounting hole 35, the inner wall of the housing 10 is provided with a positioning hole adapted to the mounting screw 24, and the mounting screw 24 sequentially penetrates through the through hole 28 and the mounting hole 35 and is in threaded connection with the positioning hole. The reinforcing plate 23 fixes the sealing rubber sleeve 22 on the shell 10, namely the upper shell, through the mounting screw 24, and in the fixing process of the mounting screw 24, the reinforcing plate 23 is further effectively extruded, so that the sealing rubber sleeve 22 is compressed, the consistency of pressing is ensured, and the mounting structure of the microphone, namely the second microphone 26 is more stable; in the fixing mode by adopting the mounting screws 24, the area of the reinforcing plate 23 extruded by the screw heads is large, the consistency is good, and the structure is firm; the microphone with the structure, namely the second microphone 26, cannot shake when being used, so that the phenomenon that the second microphone 26 resonates is avoided, the voice recognition sensitivity of the intelligent terminal is further improved, and the phenomenon that voice cannot be recognized is strictly avoided. Specifically, two mounting screws 24 are respectively located at two ends of the reinforcing plate 23; therefore, the number of the through holes 28, the number of the mounting holes 35 and the number of the positioning holes are two, the through holes 28, the mounting holes 35 and the positioning holes are matched with the mounting screws 24, and the mounting screws 24 reinforce the second microphone 26 from two sides of the second microphone.

Referring to fig. 1, fig. 3 and fig. 8, in some preferred embodiments, a waterproof film 25 is disposed on an inner wall of the housing 10, that is, the waterproof film 25 is disposed on an inner wall of the upper housing, the waterproof film 25 abuts against the sealing ring 32, the waterproof film 25 is located above the sealing rubber sleeve 22, and the waterproof film 25 enhances the waterproof performance of the intelligent terminal and improves the comprehensive performance of the intelligent terminal. Further, the waterproof film 25 is provided with a sound outlet communicated with the sound outlet 33, the housing 10 is provided with a microphone hole 11 communicated with the sound outlet, and specifically, the upper housing is provided with the microphone hole 11 communicated with the sound outlet, and the sound outlet and the microphone hole 11 are arranged, so that the sound of the second microphone 26 is transmitted to the outside of the intelligent terminal from the sound outlet 33, and the sound transmission is completed. The sealing rubber sleeve 22 of the intelligent terminal adopts the multiple layers of sealing rings 32, so that the sealing performance of the second microphone 26 can be effectively ensured, and the influence of the sound inside the intelligent terminal on the second microphone 26 is avoided; in addition, the flexible circuit board 21 provided with the second microphone 26 is fixed by the mounting screws 24, so that the problems of resonance and sealing of the second microphone 26 can be effectively solved, and the voice sensitivity and the recognition degree of the intelligent terminal are further improved.

Compared with the prior art, the beneficial effects of the utility model are that: in the intelligent terminal of the present invention, the second microphone 26 is effectively wrapped and sealed by the groove 36 on the sealing rubber sleeve 22 and the sealing protrusion 31 on the groove 36; in addition, the sealing ring 32 on the sealing protrusion 31 enables the second microphone 26 to be stably installed inside the housing 10, and the installation structure of the second microphone 26 is stable, so that the poor sealing phenomenon caused by the reason that the sizes of the second microphone 26 and the groove 36 cannot be accurately matched or assembled is effectively prevented; the intelligent terminal has the advantages of fast voice recognition, high sensitivity and good user experience.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an intelligent terminal with microphone which characterized in that includes:

a housing;

a microphone assembly disposed inside the housing, comprising:

the circuit board is provided with a microphone;

the microphone sealing structure comprises a sealing rubber sleeve, wherein a groove used for wrapping the microphone is formed in the sealing rubber sleeve, a sealing protrusion is arranged at the top of the groove, a sound outlet hole communicated with the groove is formed in the sealing protrusion, a plurality of sealing rings protruding are arranged in the circumferential direction of the sound outlet hole, and the sealing rubber sleeve is connected with the inner wall of the shell through the sealing rings.

2. The intelligent terminal with a microphone of claim 1, wherein the microphone assembly further comprises:

the stiffening plate, the stiffening plate set up in the bottom of circuit board.

3. The intelligent terminal with a microphone according to claim 2, wherein:

the thickness of the reinforcing plate is not less than 1 mm.

4. The intelligent terminal with a microphone according to claim 2, wherein:

the reinforcing plate is provided with a mounting screw, the circuit board is provided with a through hole, the sealing rubber sleeve is provided with a mounting hole, the inner wall of the shell is provided with a positioning hole matched with the mounting screw, and the mounting screw sequentially penetrates through the through hole and the mounting hole and is in threaded connection with the positioning hole.

5. The intelligent terminal with a microphone according to claim 4, wherein:

the number of the mounting screws is two, and the two mounting screws are respectively positioned at two ends of the reinforcing plate.

6. The intelligent terminal with a microphone according to any one of claims 1-5, wherein:

and a waterproof membrane is arranged on the inner wall of the shell and is abutted to the sealing ring.

7. The intelligent terminal with a microphone according to claim 6, wherein:

the waterproof film is provided with a sound outlet communicated with the sound outlet, and the shell is provided with a microphone hole communicated with the sound outlet.

8. The intelligent terminal with a microphone according to claim 1, wherein:

the microphone is the second microphone that is used for discerning outside sound, still be equipped with the first microphone that is used for discerning inside sound on the circuit board, first microphone with the second microphone interval sets up, still be equipped with on the sealed rubber sleeve and be used for dodging the through-hole of first microphone.

9. The intelligent terminal with a microphone according to claim 1, wherein:

the circuit board is a flexible circuit board, a printed circuit board is further arranged inside the shell and connected with the flexible circuit board, and the printed circuit board is further connected with a battery.

10. The intelligent terminal with a microphone according to claim 1, wherein:

the inside of shell still is equipped with the speaker, be equipped with the speaker hole on the shell.