CN207099293U - A microphone structure for instant speech translation of mobile phones for tourism - Google Patents

Abstract

The utility model discloses a microphone structure for the real-time voice translation of a mobile phone for travel, which comprises a microphone cover, a base, a PCB assembly and a PCB assembly clamping plate, wherein the base, the PCB assembly and the PCB assembly clamping plate are provided with clamping hooks or corresponding clamping grooves which are mutually clamped, positioned and fastened during production and assembly, thereby reducing the screw locking combination line between product components and beautifying the appearance of a product, the microphone of the utility model uses voice translation software, can be used by turning off the microphone on the mobile phone and inserting a mobile phone charging socket, and can be used by two microphones, when the mobile phone faces the microphone of the speaker, the sound reception adopts the super heart-shaped noise-filtering microphone, when the mobile phone faces the microphone of the speaker, the sound reception adopts the heart-shaped noise-filtering microphone, the clear sound quality of the holder of the mobile phone and the speaker in the social distance is kept, in the markets of travel and international communication, the holder of the mobile phone can use either right hand or left hand; the "super-heart type noise-filtering microphone" is moved in four directions, and the "heart type noise-filtering microphone" is still suitable.

Description

A microphone structure for instant speech translation of mobile phones for tourism

technical field

The utility model relates to a microphone structure for instant speech translation of a mobile phone used for tourism.

Background technique

With the rapid development of smart phones and their application software, creators have discovered the market prospect and creative potential of mobile devices used for mobile phones. Many of its peripheral products emerged as the times require, and the external microphone for mobile phones is one of them.

In the production and assembly process of external microphones for mobile phones, most of them are assembled with multiple screws, which makes the assembly complicated. Moreover, there are many "combination lines" between the components due to the locking structure, which affects the appearance of the product.

Furthermore, most of the common mobile phone microphones are provided with a single-directional microphone head in a single direction, or the volume is too large, and the production and assembly are cumbersome. When the microphone with a unidirectional microphone is used in the instant speech translation of the present invention, if a better effect of speech translation is to be achieved, the direction of the microphone needs to be adjusted so that the microphone is aimed at the person whose voice needs to be recorded, and The distance between the holder of the mobile phone and the person talking should not be too far, otherwise it will easily pick up the surrounding noise and affect the quality of voice translation; if the distance is too close, it will be rude; the microphone is too large, and it will block some of the earphones of the mobile phone during use holes or horn holes, thus affecting the normal use of its functions.

It can be seen that the above-mentioned conventional external microphone device for mobile phones still has deficiencies, which is not a good design and needs to be improved urgently.

In view of the above-mentioned shortcoming, the creator of the present utility model desperately wants to improve and innovate, and after many years of painstaking research, finally successfully develops and completes the utility model.

Utility model content

The purpose of the utility model is to provide a microphone structure that simplifies the production and processing process, effectively improves the production efficiency of the product, and can pick up the sound clearly.

Based on this, the utility model mainly adopts following technical means to realize the above-mentioned purpose.

A microphone structure for instant voice translation of a mobile phone for tourism, comprising: a microphone cover, which is in the shape of a horizontal concave arc, a plurality of air holes are arranged on the concave arc surface, and a concave step is arranged below it so as to fit with the convex step of the base; A base, the PCB assembly is accommodated in the base, the upper end is provided with a convex step, and the convex step is fitted with the microphone cover; a micro-electromechanical system PCB assembly is provided with a Type C or Lightning plug and two different directions The unique microphone head is clamped by the left and right PCB component splints and put into the base; a set of PCB component splints are respectively provided with hooks and slots, and the PCB components are clamped and put into the base.

Further, two microphone heads with different directivity are a cardioid noise filter microphone and a supercardioid noise filter microphone.

A microphone structure for instant voice translation of a mobile phone for tourism, comprising: a group of microphone covers, each of which is provided with a plurality of ventilation holes, and the two ends of the hollow tube are separately arranged, and a plurality of snap buttons and hooks are arranged on it, The microphone cover is fitted with an electret condenser microphone; a hollow tube is provided with a square hole on the ring surface, and the microphone and the PCB assembly connecting line pass through the square hole and engage with the hook on the base; a base, There is a hollow boss on it, and there are multiple hooks on both sides, and the hooks are engaged with the PCB assembly; an electret capacitor PCB assembly is provided with a Type-c or Lightning plug, which is left and right by the PCB assembly The hooks on the splint engage with the slots.

The various components of the utility model are provided with hooks and slots to achieve mutual engagement and adhesive connection and fastening, which reduces the appearance of the product due to the combination of multiple components. The production efficiency of the product is effectively improved. The microphone of the utility model is equipped with two microphone heads with different directivity. The microphone faces the person who is talking, and the sound pickup adopts a "supercardioid noise filter microphone", which can achieve a certain degree of social interaction. Clear sound pickup within a distance; the microphone facing the phone holder adopts a "heart-shaped noise filter microphone" for sound pickup, so that when the phone is turned at an appropriate angle during use, the sound can also be picked up clearly to achieve real-time voice on the phone translation accuracy.

Description of drawings

FIG. 1A is a three-dimensional schematic diagram of a micro-electro-mechanical system microphone with a microphone structure for instant voice translation of a mobile phone for travel according to the present invention.

FIG. 1B is a perspective schematic diagram of another angle of view of a micro-electro-mechanical system microphone with a microphone structure for instant voice translation of a tourist mobile phone according to the present invention.

FIG. 2A is a three-dimensional exploded schematic diagram of a micro-electro-mechanical system microphone with a microphone structure for instant voice translation of a mobile phone for travel according to the present invention.

FIG. 2B is a three-dimensional exploded schematic diagram of another viewing angle of a micro-electro-mechanical system microphone with a microphone structure for instant voice translation of a mobile phone for travel according to the present invention.

Fig. 3 is a schematic diagram of the assembling process of a micro-electro-mechanical system microphone with a microphone structure for instant voice translation of a tourist mobile phone according to the present invention.

Fig. 3A is a cross-sectional schematic diagram of a micro-electro-mechanical system microphone PCB assembly and the engagement of left and right splints of a microphone structure for real-time voice translation of a tourist mobile phone according to the present invention.

Fig. 3B is a cross-sectional schematic diagram of the Micro-Electro-Mechanical System Micro-Electro-Mechanical System Micro-Electro-Mechanical System Micro-Electro-Mechanical System Micro-Electro-Mechanical System Micro-Electro-Mechanical System Micro-Electro-Mechanical System Micro-Electro-Mechanical System Micro-Electro-Mechanical System Micro-Electro-Mechanical System Micro-Electro-Mechanical System Micro-Electro-Mechanical System Micro-Electro-Mechanical System Microphone PCB Assembly and its left and right splints and base snap-fitting schematic diagrams of the utility model.

Fig. 4 is a schematic diagram of a micro-electro-mechanical system microphone inserted into a mobile phone with a microphone structure for instant voice translation of a mobile phone for travel according to the present invention.

5A to 5B are three-dimensional schematic diagrams of an electret condenser microphone with a microphone structure for instant voice translation of a mobile phone for travel according to the present invention.

6A to 6B are three-dimensional exploded schematic diagrams of an electret condenser microphone with a microphone structure for instant voice translation of a travel mobile phone according to the present invention.

7A to 7C are schematic diagrams of the assembly process of an electret condenser microphone with a microphone structure for instant voice translation of a travel mobile phone according to the present invention.

Fig. 8A is a cross-section diagram of the electret condenser microphone left microphone cover and the hollow tube engaged with the microphone structure of the real-time voice translation of the mobile phone for travel according to the utility model.

Fig. 8B is a cross-sectional schematic diagram of the right microphone cover and the left microphone cover of the electret condenser microphone of a microphone structure for real-time voice translation of a tourist mobile phone according to the present invention.

Fig. 8C is a cutaway schematic diagram of the electret capacitor microphone PCB assembly and the engagement of the left and right splints of the microphone structure of the real-time voice translation of the mobile phone for travel according to the present invention.

Fig. 8D is a cutaway schematic diagram of the electret capacitor microphone PCB assembly and the engagement of the left and right splints with the base of a microphone structure for real-time voice translation of a travel mobile phone according to the present invention.

Fig. 8E is a cutaway schematic diagram of the electret condenser microphone base and the left and right microphone covers engaged with the microphone structure of the real-time voice translation of the mobile phone for travel according to the present invention.

Fig. 9 is a schematic diagram of the use of an electret condenser microphone inserted into a mobile phone with a microphone structure for instant voice translation of a mobile phone for travel according to the present invention.

FIG. 10A is a schematic circuit block diagram of an output analog signal of a microphone structure of a mobile phone instant voice translation for tourism according to the present invention.

FIG. 10B is a schematic circuit block diagram of a microphone structure output digital signal of a real-time voice translation of a travel mobile phone according to the present invention.

【Symbol Description】

00 Microelectromechanical system microphone with microphone structure for instant voice translation of mobile phones for tourism

10 Microphone cover 11 Concave surface 12 Air vent

13 concave step 14 give way hole

20 Base 21 Vent 22 Raised Step

23 Accommodating space for PCB components and splints

30 MEMS PCB assembly 31 Type-c or Lightning plug

P1/P2 MEMS Microphones

40 Left splint of PCB assembly 41 Air vent 42 Hook

43 U-shaped buckle

50 Right splint of PCB assembly 51 Card slot

A mobile phone

01 Electret condenser microphone with microphone structure for instant voice translation of mobile phones for travel

010 Left microphone cover 011 Buckle 012 Hook

013 Recess 014 Vent

P11/P21 electret condenser microphone

020 Hollow Tube 021 Square Hole

030 Right Microphone Cover 031 Recessed Hole 032 Vent Hole

040 base 041 hollow boss 042 hook

043 PCB assembly and its splint accommodation space

050 Electret capacitor PCB assembly 051 Type-c or Lightning plug

060 Left splint of PCB assembly 061 Hook 062 Threading groove

070 Right splint of PCB assembly 071 Card slot 072 Threading slot

073 hook

W Microphone and PCB assembly cable.

Detailed ways

In order to make the above and other purposes, features and advantages of the present utility model more obvious and easy to understand, two preferred embodiments are listed below, together with the accompanying drawings, and are described in detail as follows. Among the embodiments, you can use the card The structure of the hook and the slot cooperates to reduce the amount of screws used.

Please refer to Fig. 1A, Fig. 1B, Fig. 2A and shown in Fig. 2B, it is a micro-electro-mechanical system (Micro-electro-mechanical Systems; MEMS) microphone 00 stereoscopic and three-dimensional Decomposition diagram, which mainly includes:

A microphone cover 10 , a base 20 , a MEMS PCB assembly 30 , a left splint 40 of the PCB assembly, and a right splint 50 of the PCB assembly. in:

The microphone cover 10 is used to cover part of the left splint 40 of the PCB assembly and the right splint 50 of the PCB assembly. Accurate sound pickup; a concave step 13 is provided on it, so as to be combined with the convex step 22 of the base 20; the microphone cover 10 is also provided with a relief hole 14.

The base 20 is used for connecting the microphone cover 10 and engaging the left splint 40 of the PCB assembly and the right splint 50 of the PCB assembly. Facing the end of the microphone holder, a plurality of ventilation holes 21 are provided to realize the sound pickup of the holder; the base 20 is also provided with a convex step 22, which is used to fit and adhere to the concave step 13 on the microphone cover; the base 20 also There is a PCB assembly and its splint accommodating space 23 .

The MEMS PCB assembly 30 has a Type-c or Lightning plug 31 on it, and a MEMS microphone head P2 of a "heart-shaped noise filter microphone" is provided on the PCB near the Type-c or Lightning plug 31 to realize Pick up the sound of the mobile phone holder within a reasonable use range; the other side of the remote PCB of the plug 31 is equipped with a "supercardioid noise filter microphone" microelectromechanical system microphone P1, in order to realize the conversation of people within a certain distance Accurate voice pickup makes instant voice translation on mobile phones more accurate and smooth. Compared with traditional condenser (ECM) microphones, micro-electromechanical system (MEMS) microphones are not only small in size and low in power consumption, but also have higher stability and better filtering capabilities for ambient signal interference.

The left splint 40 of the PCB assembly and the right splint 50 of the PCB assembly are used for fixing the MEMS PCB assembly 30 and are engaged with the base 20 . The left splint 40 of the PCB assembly is provided with a vent hole 41 of a microphone and a plurality of hooks 42, and the hooks 42 are engaged and connected with the slots 51 provided on the right splint 50 of the PCB assembly; A U-shaped snap button 43 is provided, which is engaged with a vent hole 21 provided on the base 20 to achieve the purpose of fastening each other.

Please refer to FIG. 3 , which shows a schematic diagram of the assembly process of a MEMS microphone 00 with a microphone structure for instant speech translation of a travel mobile phone according to the present invention. Its procedure is as follows:

Step 1: place the MEMS PCB assembly 30 in the right splint 50 of the PCB assembly for positioning, and then snap the left splint 40 of the PCB assembly into the right splint 50 of the PCB assembly;

Step 2: Insert the components completed in the previous step into the base 20, and engage and fix them;

Step 3: Apply glue evenly on the boss 22 of the base 20, and then put the upper microphone cover 10 into the glue, and the product assembly is completed.

Please refer to FIG. 3A , which shows a micro-electro-mechanical system (MEMS) microphone PCB assembly of a micro-electro-mechanical system (MEMS) microphone PCB assembly with a microphone structure for instant voice translation of the utility model. The hook 42 provided on the left splint 40 of the PCB assembly engages with the slot 51 provided on the right splint 50 of the PCB assembly to achieve the purpose of fastening the PCB assembly 30 .

Please refer to FIG. 3B , which discloses a micro-electromechanical system (MEMS) microphone PCB assembly left splint 40 of the utility model with a microphone structure for instant voice translation of a mobile phone for travel and the right splint 50 of the PCB assembly and the base 20. Cutaway diagram. The U-shaped buckle 43 provided on the left splint 40 of the PCB assembly engages with a vent hole 21 provided on the base 20 to achieve the purpose of fastening the PCB assembly and its left and right splints.

Please refer to FIG. 4 , which shows a schematic diagram of using a MEMS microphone 00 inserted into a mobile phone A with a microphone structure for instant speech translation of a travel mobile phone according to the present invention. Before using the instant voice translation software, you can use the function on the phone or a customized APP to turn off the microphone on the phone, so as to avoid recording the surrounding noise and make the voice translation accurate and smooth.

Please refer to Fig. 5A, Fig. 5B, Fig. 6A, and Fig. 6B, which reveal another embodiment of the microphone structure of a mobile phone instant voice translation of the utility model according to the present invention: an electret condenser microphone 01 stereo and Three-dimensional decomposition schematic diagram, which mainly includes:

A left microphone cover 010, a left electret condenser microphone P21, a hollow tube 020, a right microphone cover 030, a right electret condenser microphone P11, a base 040, an electret capacitor PCB assembly 050 and PCB assembly left splint 060, PCB assembly right splint 070. in:

The left microphone cover 010 is used to cover the left electret condenser microphone P21, and there are multiple snap buttons 011 and hooks 012 on it, which are respectively used to engage the hollow tube 020 and the right microphone cover 030; the left microphone cover 010 There is also a recessed hole 013 for passing through the microphone and the PCB component connection wire W and engaging with the base 040; the left microphone cover 010 is also provided with a plurality of ventilation holes 014.

The hollow tube 020 is used to cover the left microphone cover 010 and the right microphone cover 030, and a hole 021 is provided on one of the ring surfaces, so that the connecting wire W of the microphone and the PCB assembly can pass through and hook with the hook set on the base 040 join.

The right electret condenser microphone P11 and the left electret condenser microphone P21 are widely used because of their small size, simple structure, good electro-acoustic performance, and low price. The left electret condenser microphone P21 is for holding People, using a "cardioid noise filter microphone", can clearly pick up the voice of the phone holder within a certain range.

The right microphone cover 030 is used to cover the right electret condenser microphone P11, and is provided with a plurality of concave holes 031 and a plurality of ventilation holes 032; it is locked and fastened with the left microphone cover 010.

The right electret condenser microphone P11, this microphone faces the person talking, adopts a "supercardioid noise filter microphone" to achieve clear sound pickup within a social distance, thus making voice translation more accurate.

The base 040 is used to connect the left microphone cover 010 and the right microphone cover 030 at the upper end, and engage the left splint 060 of the PCB assembly and the right splint 070 of the PCB assembly. The base 040 is provided with a hollow boss 041; it is used to avoid the connection line W between the microphone head and the PCB assembly, and to realize the engagement with the left splint 060 of the PCB assembly and the right splint 070 of the PCB assembly; there are multiple clips on both sides of the hollow boss 041 The hook 042 is used to engage the upper component; the base 040 is also provided with a PCB component and its splint accommodating space 043 for the connecting wire W of the microphone and the PCB component to pass through.

The electret capacitor PCB assembly 050 has a Type-c or Lightning plug 051 on it.

The left splint 060 of the PCB assembly and the right splint 070 of the PCB assembly are used to fix the electret capacitor PCB assembly 050 and are engaged with the base 040 . The left splint 060 of the PCB assembly is provided with a plurality of hooks 061, which are engaged with the slots 071 provided on the right splint 070 of the PCB assembly; Threading groove 072. A plurality of hooks 073 are also provided on the right splint 070 of the PCB assembly, so as to achieve fastening with the base 040 .

Please refer to FIG. 7A to FIG. 7C , which show a schematic diagram of the assembly process of an electret condenser microphone 01 with a microphone structure for instant voice translation of a travel mobile phone according to the present invention. Its procedure is as follows:

Step 1: Solder the left and right electret condenser microphones P21/P11 to the connection wire W between the microphone and the PCB assembly and put them into the left and right microphone covers 010/030 for positioning and fastening;

Step 2: Pass the connecting wire W between the left microphone and the PCB assembly through the square hole 021 of the hollow tube, and put the left microphone cover 010 into the hollow tube 020 for snapping and positioning;

Step 3: Pass the connecting wire W between the right microphone and the PCB assembly through the square hole 021 of the hollow tube, and insert the right microphone cover 030 into the hollow tube 020 and engage with the left microphone cover 010 for positioning;

Step 4: Pass the connecting wire W between the left and right microphones and the PCB component through the PCB component and its splint accommodation space 043 on the base 040, and weld it on the electret capacitor PCB component 050;

Step 5: Place the electret capacitor PCB assembly 050, which has been soldered with the connecting wire W between the microphone and the PCB assembly, in the right splint 070 of the PCB assembly for positioning, and then snap the left splint 060 of the PCB assembly into the right splint 070 of the PCB assembly;

Step 6: Insert the components completed in the previous step into the base 040, and snap them in place;

Step 7: Fit the base 040 assembly into the square hole 021 of the hollow tube 020 for snapping and positioning, and the product assembly is completed.

Please refer to FIG. 8A , which shows a cross-sectional diagram of an electret condenser microphone left microphone cover 010 and a hollow tube 020 with a microphone structure for real-time voice translation of a travel mobile phone according to the present invention. The hook 011 provided on the left microphone cover 010 engages with the square hole 021 provided on the hollow tube 020 to achieve the purpose of fastening the left microphone cover 010 and the hollow tube 020 .

Please refer to FIG. 8B , which shows a cutaway schematic diagram of the engagement of the right microphone cover 030 and the left microphone cover 010 of the electret condenser microphone of a microphone structure for instant voice translation of a travel mobile phone according to the present invention. The ring wall of the right microphone cover 030 is provided with a plurality of concave holes 031, which engage with the corresponding hooks 012 provided on the left microphone cover 010 to achieve the purpose of fastening the left and right microphone covers.

Please refer to FIG. 8C , which shows a cross-section diagram of the electret capacitor microphone PCB assembly with left and right splints engaged in a microphone structure for instant voice translation of a mobile phone for travel according to the present invention. The hook 061 provided on the left splint 060 engages with the slot 071 provided on the right splint 070 to achieve the purpose of fastening the PCB assembly 050 .

Please refer to FIG. 8D , which shows a cutaway schematic diagram of an electret condenser microphone PCB assembly, left and right splints and a base 040 with a microphone structure for instant voice translation of a travel mobile phone according to the present invention. The hook 073 provided on the right splint 070 engages with the platform on the base 040 to achieve the purpose of fastening the PCB assembly and its left and right splints.

Please refer to FIG. 8E , which shows a cutaway schematic diagram of the electret condenser microphone base 040 engaging with the left microphone cover 010 and the right microphone cover 030 in a microphone structure for instant voice translation of a travel mobile phone according to the present invention. The hook 042 provided on the base 040 engages with the platforms in the left and right microphone covers, so as to achieve a fast connection of the entire product.

Please refer to FIG. 9 , which shows a schematic diagram of using an electret condenser microphone 01 inserted into a mobile phone A with a microphone structure for instant speech translation of a travel mobile phone. The utility model has a small and exquisite appearance and will not affect the normal use of the earphone jack and the speaker of the mobile phone. Complying with the development of instant voice translation software for mobile phones, the utility model has its necessity and practicality in the market of tourism and international exchange, and is a rare forward-looking creation.

Please refer to FIG. 10A to FIG. 10B , which disclose a schematic circuit block diagram of a microphone structure for instant voice translation of a travel mobile phone according to the present invention. This case consists of two MEMS microphones or two electret condenser (CONDENSER) microphones, a microprocessor/signal processor (CPU/DSP) and a plug such as Type C or Lightning. The two microphone signals are converted into digital signals by an analog-to-digital converter (ADC) and input to the microprocessor (CPU). The microprocessor (CPU) has a signal processing unit (DSP), which can eliminate the environmental noise in the signal to A high-quality signal output is obtained, and the output signal can be set as an analog signal or a digital signal, depending on the mobile phone.

The above detailed descriptions are specific descriptions of two feasible embodiments of the present utility model. These embodiments are not intended to limit the patent scope of the present utility model. Any equivalent implementation or change that does not depart from the technical spirit of the present utility model shall be Should be included in the patent scope of the present utility model. The scope of protection of the rights of the utility model should be described in the claims.

Claims (3)

1. a kind of microphone structure of travelling mobile phone real-time phonetic translation, it is characterised in that include：

One Mike's fan housing, in horizontal arcs of recesses, multiple passages are set on cancave cambered surface, below provided with concave station rank so as to base Boss rank fit；

One base, PCB components are placed in the base, and its upper end is provided with boss rank, and the boss rank is closed with the microphone enclosure；

One MEMS PCB components, which is provided with Type C or Lightning plug and the microphone of two being differently directed property Miaow head, merged by left and right PCB components clamping plate card and inserted in base；

One group of PCB component clamping plate, is respectively equipped with snap fit and neck, and the engaging of PCB components is placed into base.

A kind of 2. microphone structure of travelling mobile phone real-time phonetic translation as claimed in claim 1, it is characterised in that：Two Microphone is made an uproar in the filter of the microphone of being differently directed property, respectively cardioid and super core shape filter is made an uproar microphone.

3. a kind of microphone structure of travelling mobile phone real-time phonetic translation, it is characterised in that include：

One group of Mike's fan housing, respectively sets multiple passages thereon, splits hollow pipe two side ends, thereon and is provided with multiple snap-ons and card Hook, the microphone enclosure closes electret capacitor miaow head；

One hollow pipe, its anchor ring are provided with a square hole, miaow head with PCB component connection lines through the square hole and with the snap fit on base Engagement；

One base, a cannular boss is which is provided with, its both sides is provided with multiple snap fits, and the snap fit engages PCB components；

One electret capacitor PCB components, which is provided with a Type-c or Lightning plugs, by PCB components or so clamping plate Snap fit is mutually clamped with neck.