CN208905209U - Intelligent video tablet computer - Google Patents
Intelligent video tablet computer Download PDFInfo
- Publication number
- CN208905209U CN208905209U CN201821636045.8U CN201821636045U CN208905209U CN 208905209 U CN208905209 U CN 208905209U CN 201821636045 U CN201821636045 U CN 201821636045U CN 208905209 U CN208905209 U CN 208905209U
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- China
- Prior art keywords
- magnetic
- voice coil
- tablet computer
- intelligent video
- steel
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model discloses a kind of intelligent video tablet computer, and the intelligent video tablet computer includes shell, is covered on the shell and the display component for forming accommodating space with the shell and center, mainboard and microphone device in the accommodating space；The microphone device includes bracket, fixed magnetic circuit system and vibrational system on the bracket, the magnet steel that the magnetic circuit system includes the magnetic yoke being contained in the bracket, is attached in the magnetic yoke, magnetic gap is formed between the magnet steel and the magnetic yoke, the vibrational system includes the vibrating diaphragm for being inserted into the voice coil of the magnetic gap and being driven by the voice coil, multiple lightening holes are offered on the voice coil, and the relief hole being connected with the magnetic gap is offered in the magnetic yoke.Intelligent video tablet computer provided by the utility model is good for playing audio/video file audio.
Description
Technical field
The utility model relates to field of electronic devices, and in particular to a kind of intelligent video tablet computer.
Background technique
With the development of smart electronics product, tablet computer using more more and more universal.Existing tablet computer is in order to full
Sufficient ultrathin setting, microphone device mostly use the setting of single magnet steel, single-tone circle, single vibrating diaphragm, meet basic output analog signal
Demand.As user is higher and higher to the requirement of product usage experience, the sound quality of existing microphone device output is difficult to meet user
Demand.
Therefore, it is necessary to provide a kind of novel intelligent video tablet computer, above-mentioned technical problem is solved.
Utility model content
The main purpose of the utility model is to provide a kind of intelligent video tablet computer, it is intended to improve existing tablet computer hair
The technical problem of sound effective value difference.
To achieve the above object, the utility model proposes intelligent video tablet computer include: the intelligent video plate
Computer includes shell, is covered on the shell and forms the display component of accommodating space with the shell and be set to described
Center, mainboard and microphone device in accommodating space；The microphone device includes bracket, fixed magnetic circuit system on the bracket
System and vibrational system, the magnetic circuit system includes the magnetic yoke being contained in the bracket, the magnet steel that is attached in the magnetic yoke, institute
It states and forms magnetic gap between magnet steel and the magnetic yoke, the vibrational system includes being inserted into the voice coil of the magnetic gap and by institute
The vibrating diaphragm of voice coil driving is stated, multiple lightening holes is offered on the voice coil, offers in the magnetic yoke and be connected with the magnetic gap
Logical relief hole.
Preferably, the magnet steel includes outer steel and interior magnet steel, and the outer steel is described outer around the interior magnet steel setting
Outer magnetic gap is formed between magnet steel and the magnetic yoke, and interior magnetic gap, the sound are formed between the outer steel and the interior magnet steel
Circle includes the outer voice coil for being inserted into the outer magnetic gap and the interior voice coil for being inserted into the interior magnetic gap, and the vibrating diaphragm includes the first vibrating diaphragm
With the second vibrating diaphragm, the outer voice coil is for driving first vibrating diaphragm, and the interior voice coil is for driving second vibrating diaphragm.
Preferably, the magnetic yoke includes bottom plate and side wall, mounting groove is offered on the side wall, the outer steel is far from institute
The side for stating vibrating diaphragm is set in the mounting groove.
Preferably, the vibrational system further includes being set to below the interior voice coil for flexibly supporting the interior voice coil
Elastic supporting member for supporting optical member, the outer edge of the elastic supporting member for supporting optical member are fixed on the outer steel, the inside edge of the elastic supporting member for supporting optical member and institute
Interior voice coil is stated to be connected.
Preferably, the outer steel forms fitting groove close to the surface indentation of the interior magnet steel, the elastic supporting member for supporting optical member
Outer edge is inserted into the fitting groove and connect with the outer steel.
Preferably, the magnetic circuit system further includes the outer magnetic core and patch for being attached at the outer steel close to the vibrating diaphragm side
Set on the interior magnet steel close to the inner magnetic core of the vibrating diaphragm side.
Preferably, the outer edge of the elastic supporting member for supporting optical member is located between the outer steel and the outer magnetic core.
Preferably, the intelligent video tablet computer includes at least two microphone devices, two microphone devices
It is respectively arranged on the both ends of the display component.
Preferably, the intelligent video tablet computer further includes camera module, the camera module with two described in
One in microphone device is arranged side by side.
In the technical solution of the utility model, by opening up lightening hole on the voice coil, so that voice coil is meeting driving
On the basis of the basic dynamics of vibrating diaphragm requires, the weight of voice coil is minimized, reduces magnet steel and magnetic yoke generates the burden of driving voice coil；
By opening up the relief hole being connected with the magnetic gap in magnetic yoke, and lightening hole is opened up on stating voice coil, so that sound
During circle drives vibrating diaphragm, the air that the sound of vibrating diaphragm and magnetic yoke composition is intracavitary can produce flowing, avoid the air pressure that sound is intracavitary
It is excessive or too small, influence vibration of membrane of shaking.Since the motion process limited resource of voice coil and vibrating diaphragm reduces, to promote acoustical generator
The difference for the practical audio pre- sounding audio corresponding with the control instruction received that part issues.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the schematic perspective view of intelligent video tablet computer in an embodiment of the present invention；
Fig. 2 is the decomposition texture schematic diagram of intelligent video tablet computer in an embodiment of the present invention；
Fig. 3 is the schematic diagram of the section structure of microphone device shown in Fig. 1.
Drawing reference numeral explanation:
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific embodiment
It should be appreciated that specific embodiment described herein is only used to explain the utility model, it is not used to limit this
Utility model.
In subsequent description, it is only using the suffix for indicating such as " module ", " component " or " unit " of element
The explanation for being conducive to the utility model, itself does not have a specific meaning.Therefore, " module ", " component " or " unit " can be with
Mixedly use.
Terminal can be implemented in a variety of manners.For example, terminal described in the utility model may include such as mobile phone,
Tablet computer, laptop, palm PC, personal digital assistant (Personal Digital Assistant, PDA), just
Prompt formula media player (Portable Media Player, PMP), navigation device, wearable device, Intelligent bracelet, pedometer
The fixed terminals such as equal tablet computers, and number TV, desktop computer.
It will be illustrated by taking tablet computer as an example in subsequent descriptions, it will be appreciated by those skilled in the art that in addition to special
Except element for moving purpose, the construction of embodiment according to the present utility model can also apply to the end of fixed type
End.
The utility model proposes it is a kind of can improving heat radiation efficiency and heat dissipation uniformity camera module.
Fig. 1, Fig. 2 and Fig. 3 are please referred to, the intelligent video tablet computer 100 includes shell 1, is covered on the shell 1
And the display component 2 of accommodating space and center 3, mainboard 4 and hair in the accommodating space are formed with the shell 1
Acoustic device 5；The microphone device 5 includes bracket 51, the magnetic circuit system being fixed on the bracket 51 and vibrational system 53, described
The magnet steel 522 that magnetic circuit system includes the magnetic yoke 521 being contained in the bracket 51, is attached in the magnetic yoke 521, the magnet steel
Magnetic gap 523 is formed between 522 and the magnetic yoke 521, the vibrational system 53 includes being inserted into the voice coil of the magnetic gap 523
531 and the vibrating diaphragm 532 that is driven by the voice coil 531, multiple lightening holes 533, the magnetic yoke are offered on the voice coil 531
The relief hole 524 being connected with the magnetic gap 523 is offered on 521.
Lightening hole 533 is opened up on the voice coil 531, so that voice coil 531 is meeting the driving basic dynamics of vibrating diaphragm 532 requirement
On the basis of, the weight of voice coil 531 is minimized, reduces magnet steel 522 and magnetic yoke 521 generates the burden of driving voice coil 531；It is logical
It crosses and opens up the relief hole 524 being connected with the magnetic gap 523 in magnetic yoke 521, and open up lightening hole on stating voice coil 531
533, so that during voice coil 531 drives vibrating diaphragm 532, the intracavitary air of the sound that vibrating diaphragm 532 and magnetic yoke 521 form can be with
Flowing is generated, the air pressure for avoiding sound intracavitary is excessive or too small, influences the vibration of vibrating diaphragm 532.Due to voice coil 531 and vibrating diaphragm 532
Motion process limited resource reduces, so that the practical audio for promoting the sending of microphone device 5 is corresponding with the control instruction received
The difference of pre- sounding audio.
In one embodiment, the magnet steel 522 includes outer steel 5221 and interior magnet steel 5222, and the outer steel 5221 surrounds
The interior magnet steel 5222 is arranged, and outer magnetic gap 5231, the outer steel are formed between the outer steel 5221 and the magnetic yoke 521
Magnetic gap 5232 in being formed between 5221 and the interior magnet steel 5222, the voice coil 531 include being inserted into the outer magnetic gap 5231
Outer voice coil 5311 and be inserted into the interior voice coil 5312 of the interior magnetic gap 5232, the vibrating diaphragm 532 includes that the first vibrating diaphragm (is not schemed
Show) and the second vibrating diaphragm (not shown), for driving first vibrating diaphragm, the interior voice coil 5312 is used for the outer voice coil 5311
Drive second vibrating diaphragm.
In another embodiment, vibrating diaphragm 532 is driven by voice coil 5312 in being arranged and outer voice coil 5311, so that sounding
Device 5 can respectively drive interior voice coil 5312 and outer voice coil 5311 issues high frequency audio and bass.
Further, the magnetic yoke 521 includes bottom plate 5211 and side wall 5212, offers mounting groove on the side wall 5212
5213, the outer steel 5221 is set in the mounting groove 5213 far from the side of the vibrating diaphragm 532.By by part outer steel
5221 are contained in the mounting groove 5213, and the height that outer steel 5221 and magnetic yoke 521 are combined together reduces, from
And reduce the height of whole microphone device 5.In the present embodiment, it highly refers in magnetic yoke 521 to the direction of vibrating diaphragm 532
Length value.
Still further, the vibrational system 53 further includes being set to 5312 lower section of interior voice coil for flexibly supporting institute
The elastic supporting member for supporting optical member 534 of interior voice coil 5312 is stated, the outer edge of the elastic supporting member for supporting optical member 534 is fixed on the outer steel 5221, institute
The inside edge for stating elastic supporting member for supporting optical member 534 is connected with the interior voice coil 5312.Be conducive to maintain interior sound by elastic supporting member for supporting optical member 534
Stability when circle 5312 is mobile, while being conducive to the stability for maintaining interior voice coil 5312 to connect with vibrating diaphragm 532.
The outer steel 5221 forms fitting groove 5223, the resilient support close to the surface indentation of the interior magnet steel 5222
The outer edge of part 534 is inserted into the fitting groove 5223 and connect with the outer steel 5221.Since 5221 part of outer steel is inserted
Entering the mounting groove 5213 causes outer steel 5221 to generate magnetic intensity enhancing, and the magnetic intensity that magnetic yoke 521 generates weakens, by opening up
The adjustable magnetic intensity difference generated due to setting mounting groove 5213 of fitting groove 5223.Be conducive to enhance elastic supporting member for supporting optical member simultaneously
534 stability being connect with outer steel 5221.
The magnetic circuit system further includes being attached at the outer steel 5221 close to the outer magnetic core 525 of 532 side of vibrating diaphragm
Be attached at the interior magnet steel 5222 close to the inner magnetic core 526 of 532 side of vibrating diaphragm.Inner magnetic core 526 and outer magnetic core 525 are set
It advantageously ensures that the stable magnetic field between magnet steel 522, magnetic yoke 521, improves sound quality.
In another embodiment, the outer edge of the elastic supporting member for supporting optical member 534 is located in the outer steel 5221 and described outer
Between magnetic core 525, be conducive to enhance the stability that elastic supporting member for supporting optical member 534 is connect with outer steel 5221
The intelligent video tablet computer 100 includes at least two microphone devices 5, and two microphone devices 5 divide
Not She Yu the display component 2 both ends.Even microphone device 5 can avoid the microphone device 5 of side because when using operation not
Tablet computer caused by evitable covering sound outlet hole is without voice phenomenon.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Above-mentioned the utility model embodiment serial number is for illustration only, does not represent the advantages or disadvantages of the embodiments.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, the technical solution of the utility model is substantially in other words to existing skill
The part that art contributes can be embodied in the form of software products, which is stored in a storage and is situated between
In matter (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the utility model.
The embodiments of the present invention are described above in conjunction with attached drawing, but the utility model is not limited to
The specific embodiment stated, the above mentioned embodiment is only schematical, rather than restrictive, this field it is common
Technical staff is not departing from the utility model aims and scope of the claimed protection situation under the enlightenment of the utility model
Under, many forms can be also made, these are belonged within the protection of the utility model.
Claims (9)
1. a kind of intelligent video tablet computer, which is characterized in that the intelligent video tablet computer include shell, be covered on it is described
On shell and with the shell formed accommodating space display component and center in the accommodating space, mainboard and
Microphone device；The microphone device includes bracket, fixed magnetic circuit system and vibrational system on the bracket, the magnetic circuit system
System includes the magnetic yoke being contained in the bracket, the magnet steel being attached in the magnetic yoke, shape between the magnet steel and the magnetic yoke
At magnetic gap, the vibrational system includes the vibrating diaphragm for being inserted into the voice coil of the magnetic gap and being driven by the voice coil, the sound
Multiple lightening holes are offered on circle, and the relief hole being connected with the magnetic gap is offered in the magnetic yoke.
2. intelligent video tablet computer as described in claim 1, which is characterized in that the magnet steel includes outer steel and interior magnetic
Steel, the outer steel form outer magnetic gap, the outer magnetic around the interior magnet steel setting between the outer steel and the magnetic yoke
Magnetic gap in being formed between steel and the interior magnet steel, the voice coil include being inserted into described in outer voice coil and the insertion of the outer magnetic gap
The interior voice coil of interior magnetic gap, the vibrating diaphragm include the first vibrating diaphragm and the second vibrating diaphragm, and the outer voice coil is for driving first vibration
Film, the interior voice coil is for driving second vibrating diaphragm.
3. intelligent video tablet computer as claimed in claim 2, which is characterized in that the magnetic yoke includes bottom plate and side wall, institute
It states and offers mounting groove on side wall, the outer steel is set in the mounting groove far from the side of the vibrating diaphragm.
4. intelligent video tablet computer as claimed in claim 3, which is characterized in that the vibrational system further includes set on described
With the elastic supporting member for supporting optical member for flexibly supporting the interior voice coil below interior voice coil, the outer edge of the elastic supporting member for supporting optical member is fixed on institute
Outer steel is stated, the inside edge of the elastic supporting member for supporting optical member is connected with the interior voice coil.
5. intelligent video tablet computer as claimed in claim 4, which is characterized in that the outer steel is close to the interior magnet steel
Surface indentation forms fitting groove, and the outer edge of the elastic supporting member for supporting optical member is inserted into the fitting groove and connect with the outer steel.
6. intelligent video tablet computer as claimed in claim 4, which is characterized in that the magnetic circuit system further includes being attached at institute
Outer steel is stated close to the outer magnetic core of the vibrating diaphragm side and is attached at the interior magnet steel close to the inner magnetic core of the vibrating diaphragm side.
7. intelligent video tablet computer as claimed in claim 6, which is characterized in that the outer edge sandwiched of the elastic supporting member for supporting optical member
Between the outer steel and the outer magnetic core.
8. the intelligent video tablet computer as described in any one of claims 1 to 7, which is characterized in that the intelligent video is flat
Plate computer includes at least two microphone devices, and two microphone devices are respectively arranged on the both ends of the display component.
9. intelligent video tablet computer as claimed in claim 8, which is characterized in that the intelligent video tablet computer further includes
Camera module, the camera module are arranged side by side with one in two microphone devices.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821636045.8U CN208905209U (en) | 2018-10-09 | 2018-10-09 | Intelligent video tablet computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821636045.8U CN208905209U (en) | 2018-10-09 | 2018-10-09 | Intelligent video tablet computer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208905209U true CN208905209U (en) | 2019-05-24 |
Family
ID=66575141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821636045.8U Expired - Fee Related CN208905209U (en) | 2018-10-09 | 2018-10-09 | Intelligent video tablet computer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208905209U (en) |
-
2018
- 2018-10-09 CN CN201821636045.8U patent/CN208905209U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190524 Termination date: 20211009 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |