CN106792288A - Audio amplifier and terminal - Google Patents
Audio amplifier and terminal Download PDFInfo
- Publication number
- CN106792288A CN106792288A CN201611109955.6A CN201611109955A CN106792288A CN 106792288 A CN106792288 A CN 106792288A CN 201611109955 A CN201611109955 A CN 201611109955A CN 106792288 A CN106792288 A CN 106792288A
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- China
- Prior art keywords
- chamber
- absorber plate
- casing
- audio amplifier
- loudspeaker
- Prior art date
- 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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- 239000006096 absorbing agent Substances 0.000 claims abstract description 62
- 239000007769 metal material Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 13
- 238000000034 method Methods 0.000 abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 3
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- 230000003467 diminishing effect Effects 0.000 description 3
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- 239000002184 metal Substances 0.000 description 3
- 230000000007 visual effect Effects 0.000 description 3
- 229920000049 Carbon (fiber) Polymers 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 2
- 239000004917 carbon fiber Substances 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
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- 230000015572 biosynthetic process Effects 0.000 description 1
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The disclosure provides a kind of audio amplifier and terminal, is related to sound technique field.The audio amplifier includes casing, absorber plate, loudspeaker and multiple louvres, and absorber plate is fixedly arranged in casing and casing is extended in absorber plate at least one end;Casing is separated into first chamber and second chamber by absorber plate;Multiple louvres are located at absorber plate to connect first chamber and second chamber;Loudspeaker is installed in first chamber and loudspeaker can drive the air circulation of first chamber and second chamber.Audio amplifier described in the disclosure can improve radiating effect while audio is ensured, increase the service life.
Description
Technical field
This disclosure relates to sound technique field, in particular to a kind of audio amplifier and terminal.
Background technology
Audio amplifier, is the essential part of the audiovisual terminals equipment such as television set, sound equipment, can be by electric signal using audio amplifier
It is transformed into the acoustical signal for being available for human ear to listen to.Existing audio amplifier generally comprises casing and loudspeaker, and loudspeaker is installed in casing.
Wherein, cone loudspeaker application is relatively broad, and cone loudspeaker generally comprises magnet, framework, cone and voice coil loudspeaker voice coil etc..
But during speaker operation, have part electric energy and be converted to heat energy, these heats are gathered in casing, it is difficult
To disperse in time;When temperature is too high, it is possible that the problems such as burning out voice coil loudspeaker voice coil, come unglued, reduces the service life of loudspeaker.
For especially for terminals such as the television sets for carrying out the design of ultra-thin, ultra-narrow, because the size and volume of its built-in speaker are smaller, lead
Cause bass effect poor, sound pressure level reduces, and generally requires by way of increasing power of loudspeaker to improve bass effect harmony
Arbitrarily downgrade, but this can produce more heats, increase the difficulty of radiating, the service life of loudspeaker is further reduced, it is unfavorable
Used in user.
It should be noted that information is only used for strengthening the reason of background of this disclosure disclosed in above-mentioned background section
Solution, therefore can include not constituting the information to prior art known to persons of ordinary skill in the art.
The content of the invention
The purpose of the disclosure is to provide, and then at least overcomes limitation and the defect due to correlation technique to a certain extent
Caused by one or more problem.
According to an aspect of this disclosure, a kind of audio amplifier, including:
Casing;
Absorber plate, is fixedly arranged in the casing and the casing is extended in described absorber plate at least one end;The absorber plate
The casing is separated into first chamber and second chamber;
Multiple louvres, located at the absorber plate connecting the first chamber and the second chamber;
Loudspeaker, is installed in the first chamber and the loudspeaker can drive the first chamber and second chamber
The air circulation of room.
According to another aspect of the disclosure, there is provided a kind of terminal, including above-mentioned audio amplifier.
The audio amplifier and terminal of the disclosure, because loudspeaker is located in first chamber, thus the temperature in the first chamber
Higher than second chamber;The air that can drive first chamber and second chamber by the power produced by the vibration of the loudspeaker leads to
Louvre circulation is crossed, during air passes through the louvre, absorber plate can be conducted heat to, the absorber plate absorbs
Can be to the casing unofficial biography heat conduction amount while heat, the heat come out during so as to by the speaker operation is dispersed into institute
State in the air outside casing, improve radiating effect;Thus, audio amplifier temperature on the one hand can be avoided too high, is increased the service life,
On the other hand the speaker operation can be made in high-power state, bass effect and sound pressure level is improved.Simultaneously as described first
Chamber is connected with the second chamber by the louvre, and is non-fully separated, and is conducive to reducing the absorber plate to casing
The influence of internal volume, is easy to ensure audio.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
The disclosure can be limited.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows the implementation for meeting the disclosure
Example, and it is used to explain the principle of the disclosure together with specification.It should be evident that drawings in the following description are only the disclosure
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 schematically shows the structural representation of the audio amplifier of disclosure example embodiment.
Fig. 2 schematically shows the absorber plate of disclosure example embodiment and the installation diagram of heat sink.
Fig. 3 schematically shows the absorber plate of disclosure example embodiment and the partial sectional view of heat sink.
Fig. 4 schematically shows the schematic diagram of the absorber plate radiating of disclosure example embodiment.
Specific embodiment
Example embodiment is described more fully with referring now to accompanying drawing.However, example embodiment can be with various shapes
Formula is implemented, and is not understood as limited to example set forth herein;Conversely, thesing embodiments are provided so that the disclosure will more
Fully and completely, and by the design of example embodiment those skilled in the art is comprehensively conveyed to.Described feature, knot
Structure or characteristic can be combined in one or more implementation methods in any suitable manner.In the following description, there is provided perhaps
Many details are so as to provide fully understanding for implementation method of this disclosure.It will be appreciated, however, by one skilled in the art that can
Omit one or more in the specific detail to put into practice the technical scheme of the disclosure, or other sides can be used
Method, constituent element, device, step etc..In other cases, be not shown in detail or describe known solution a presumptuous guest usurps the role of the host avoiding and
So that each side of the disclosure thickens.
Term " one ", " being somebody's turn to do ", " described " and " at least one " be used to represent exist one or more elements/part/
Deng;Term " comprising " and " having " is used to represent the open meaning being included and refers to key element/group except listing
Also there may be outside into part/wait other key element/part/etc.;Term " first " and " second " etc. only make as mark
With not being to the limitation of the quantity of its object.
Additionally, accompanying drawing is only the schematic illustrations of the disclosure, it is not necessarily drawn to scale.Identical accompanying drawing mark in figure
Note represents same or similar part, thus will omit repetition thereof.Some block diagrams shown in accompanying drawing are work(
Energy entity, not necessarily must be corresponding with physically or logically independent entity.These work(can be realized using software form
Energy entity, or these functional entitys are realized in one or more hardware modules or integrated circuit, or at heterogeneous networks and/or place
These functional entitys are realized in reason device device and/or microcontroller device.
Provide firstly a kind of audio amplifier, such as Fig. 1 in this example embodiment, a kind of audio amplifier, including casing 1, absorber plate 2,
Multiple louvres 21 and loudspeaker 3, wherein:Absorber plate 2 is fixedly arranged in casing 1 and at least one end of absorber plate 2 extends outlet
Body 1, meanwhile, casing 1 can be separated into first chamber 11 and second chamber 12 by absorber plate 2;Multiple louvres 21 are located at absorber plate 2
To connect first chamber 11 and second chamber 12;Loudspeaker 3 is installed in first chamber 11 and loudspeaker 3 can drive first chamber
11 and the air circulation of second chamber 12.
The audio amplifier of this example embodiment, because loudspeaker 3 is located in first chamber 11, thus the temperature in first chamber 11
Degree is higher than second chamber 12;The air circulation of first chamber 11 and second chamber 12 can be driven by loudspeaker 3 and radiating is passed through
Hole 21, during air passes through louvre 21, can conduct heat to absorber plate 2, can while the absorption heat of absorber plate 2
To the unofficial biography heat conduction amount of casing 1, so as to the heat come out when loudspeaker 3 is worked is dispersed into the air outside casing 1, carry
Radiating effect high;Thus, loudspeaker 3 on the one hand can be made to be operated in high-power state, improves bass effect and sound pressure level, it is another
Aspect can avoid audio amplifier temperature too high, increase the service life.Simultaneously as first chamber and second chamber are connected by louvre 21
It is logical, and non-fully separate, be conducive to reducing influence of the absorber plate 2 to the internal volume of casing 1, it is easy to ensure audio.
Below, the audio amplifier in this example embodiment will be further detailed:
The audio amplifier of this example embodiment, including:
Casing 1:
In this example embodiment, casing 1 can be to be removed and the corresponding position of loudspeaker 3 on closed structure, i.e. casing 1
It is provided with outside sound mouth, remainder is all closed, to eliminate the acoustic short circuit and interference before and after diffuser.But casing
1 also can be using the structure of non-closed.Additionally, in this example embodiment, the shape and size to casing 1 are not construed as limiting,
It can be the shapes such as cuboid, square or cylinder.The material of casing 1 can use plastics, metal, timber, glass or stone material
Deng.
Absorber plate 2:
In this example embodiment, depending on the shape and size of the visual casing 1 of shape and size of absorber plate 2, heat absorption
The edge of plate 2 can fit with the matching of the inwall of casing 1, and can by clamping, welding, be bonded or the mode such as be threadedly coupled by absorber plate
2 are fixed in casing 1, also can be by the way of other can be such that absorber plate 2 is fixed in casing 1.
In this example embodiment, the inner space of casing 11 can be separated into first chamber 11 and second by absorber plate 2
It is used equally to that loudspeaker 3 is installed in chamber 12, and first chamber 11 and second chamber 12.For example, loudspeaker can be installed
In first chamber 11, when loudspeaker 3 works, the temperature in first chamber 11 is higher than the temperature in second chamber 12.
In this example embodiment, casing 1 is extended at least one end of absorber plate 2, that is to say, that absorber plate 2 is at least
One end connects with outside casing 1, consequently facilitating by the heat in casing 1 to exterior conductive, realizing radiating.
For example, absorber plate 2 can have two ends, and casing 1 is extended at the two ends, so that can be from the two ends to casing 1
Exterior conductive heat, is conducive to improving radiating effect;It should be noted that absorber plate 2 can also extend to casing 1 with more
Outside end, however it is not limited to said structure, for example, absorber plate 2 can also have three or more ends to extend to casing 1
Outward, further improving radiating effect.
In this example embodiment, absorber plate 2 can using the good metal of thermal conductivity, such as iron, aluminium, aluminium alloy etc.,
Also can be using the good nonmetallic materials of thermal conductivity, such as carbon fiber, heat conductive silica gel etc..But it is not limited with above-mentioned material, also may be used
Using other materials.Wherein, absorber plate 2 preferably uses the metal materials such as iron, aluminium, aluminium alloy, with high thermal conductivity energy
Meanwhile, with higher-strength;And it is firm durable, cost is relatively low, is easy to shaping to manufacture.
Multiple louvres 21:
In this example embodiment, multiple louvres 21 are the through hole being opened on absorber plate 2, the plurality of louvre 21
First chamber 11 and second chamber 12 are connected, the air in first chamber 11 and second chamber 12 may pass through louvre 21 and flow
It is logical.In air when through louvre 21, can be extended by it by absorber plate 2 by the partial heat of the absorption air of absorber plate 2
End outside to casing 1 is to the unofficial biography heat conduction amount of casing 1, so as to realize radiating.
In this example embodiment, the structure of louvre 21 can have various, for example, louvre 21 can be straight tube
Shape structure;Or, the two ends of louvre 21 can be also set to flaring structure by such as Fig. 3;Other structures can be also used, only needs to protect
Card air may pass through, and will not be repeated here.
Wherein, such as Fig. 4, direction shown in solid arrow therein is air flow, and direction shown in dotted arrow passes for heat
Lead direction.The two ends of preferable louvre 21 for above-mentioned flaring structure, the i.e. two ends of louvre 21 for from inside to outside gradually expansion and
The flared structure of formation.That is, the size of louvre 21 be from two ends to centre it is diminishing, it is described herein in
Between not the intermediate point of louvre 21 and refer to the segment distance in the middle of its two ends.To sum up, the louvre 21 of flaring structure
Middle part and the end at its two ends are may include, the middle part can be straight tubular construction, and two ends are outwards gradually to be expanded from middle part
Opening shape, the middle part be the smallest size of part of louvre 21.Thus, air-flow enters louvre from the end of louvre 21
When 21, because louvre 21 is diminishing to middle part from end so that air-flow enter it is fashionable can be by diminishing radiating
Hole 21 is compressed, and working as air can discharge heat when compressed, and the heat of release partly or entirely can be absorbed and be passed by absorber plate 2
It is directed at outside casing 1, is conducive to improving radiating effect;Meanwhile, the size at the both ends of louvre 21 of above-mentioned flaring structure is more than it
The size at middle part, can expand the contact range with air, be conducive to air to enter louvre 21 or discharge.
In this example embodiment, the radial section of louvre 21 can be circle, certainly, can also use square, ellipse
Shape or other shapes.Circle is set to by by the radial section of louvre 21, stress is more balanced everywhere to make the inwall of louvre 21,
Also avoid corner angle from interfering air-flow, advantageously ensure that air-flow normally through louvre 21.
In this example embodiment, multiple louvres 21 can be made to be uniformly distributed on absorber plate 2 so that heat sink 2 can
Uniform pickup heat, it is to avoid local temperature is too high.Wherein, depending on the shape of the visual heat sink 2 of distribution mode, for example, dissipate
If the rectangle of hot plate 2, multiple louvres 21 multiple rows of can be distributed, rectangular rectangular.
In this example embodiment, the inwall of louvre 21 can be no point on smooth surface, the i.e. inwall of louvre 21
Sharp corner angle, further avoid interfering air-flow, it is ensured that airflow smooth passes through louvre 21.
Loudspeaker 3:
In this example embodiment, loudspeaker 3 can use cone formula loudspeaker, and loudspeaker 3 is mountable to the first chamber
In room 11 or in second chamber 12, only illustrated so that loudspeaker 3 is located in first chamber 11 as an example below, loudspeaker 3 is put
Loudspeaker 3 is referred in the mode in second chamber 12 to be located in first chamber 11.
In this example embodiment, loudspeaker 3 drives the principle of the air circulation of first chamber 11 and second chamber 12
It is as follows:
Loudspeaker 3 in this example embodiment may include cone, when cone is static, i.e., when loudspeaker does not work, and first
Chamber 11 is equal with the air pressure in second chamber 12, and air does not flow;
When diffuser is inwardly moved, that is, concave under when, the volume of first chamber 11 diminishes, and makes in first chamber 11
Air pressure increases, and the air in first chamber 11 flows through louvre 21 to the relatively low second chamber 12 of pressure;
When the cone of loudspeaker 3 outside casing 1 to moving, i.e., outwards heave so that the volume of first chamber 11 becomes big, the
The inner air pressure of one chamber 11 declines, and the air in second chamber 12 flows through louvre 21 to first chamber 11.
Summary principle, loudspeaker 3 can change the appearance of first chamber 11 and second chamber 12 by the motion of its cone
Product, so that air pressure inside produces change, and then makes the air circulation of first chamber 11 and second chamber 12.
In this example embodiment, the quantity of loudspeaker 3 can be one or more, it is preferred to use multiple loudspeakers 3, example
Such as:Two full frequency speakers 31 and a high pitch loudspeaker 32, two full frequency speakers 31 can be set in 11 in first chamber
It is arranged side by side and towards identical, high pitch loudspeaker 32 is located at two lower sections at the middle part of full frequency speakers 31, two full frequency speakers
31 go out sound face and the sound face that goes out of high pitch loudspeaker 32 is located on casing 1 on orthogonal side wall respectively.
In this example embodiment, such as Fig. 1 and Fig. 2, the audio amplifier may also include:Heat sink 4;
In this example embodiment, heat sink 4 can be outside casing 1, and heat sink 4 extends outlet with absorber plate 2
End outside body 1 connects and keeps fixed;The heat that absorber plate 2 absorbs can be conducted to heat sink 4, and from heat sink 4 to outside
Conduction, area of dissipation is increased by heat sink 4, can increase rate of heat dispation, so as to improve radiating effect.
In this example embodiment, the quantity of heat sink 4 is not construed as limiting, and the end of casing 1 can be extended according to absorber plate 2
Depending on the quantity in portion, for example, absorber plate 2 extends casing 1 with two ends, and heat sink 4 can be two, and two heat sinks
4 are individually fixed in the two ends that absorber plate 2 extends outside casing 1, are outwards radiated from the two ends of absorber plate 2, are conducive to improving and radiate
Effect.
In this example embodiment, heat sink 4 can or predetermined angular vertical with absorber plate 2 set, and heat sink 4 is fitted
The outer surface of casing 1, wherein, preferably heat sink 4 is set perpendicular to absorber plate 2 and is fitted with casing 1, so as to be conducive to reducing
Space shared by audio amplifier, is easily installed.
In this example embodiment, the shape of heat sink 4 is not limited herein, can for square, rectangle, circle or other
Shape.Depending on the size of the scale visual casing 1 of heat sink 4.
In this example embodiment, absorber plate 2 can respectively be manufactured with heat sink 4 and connected by welding, clamping or screw thread again
The mode such as connect to be fixedly connected;Additionally, absorber plate 2 can also be integrally formed with heat sink 4, be conducive to the conduction of heat, and from group
Dress.
In this example embodiment, heat sink 4 can using the good metal of thermal conductivity, such as iron, aluminium, aluminium alloy etc.,
Also can be using the good nonmetallic materials of thermal conductivity, such as carbon fiber, heat conductive silica gel etc..But it is not limited with above-mentioned material, also may be used
Using other materials.Wherein, heat sink 4 preferably uses the metal materials such as iron, aluminium, aluminium alloy, with high thermal conductivity energy
Meanwhile, with higher-strength;And it is firm durable, cost is relatively low, is easy to shaping to manufacture.And heat sink 4 and the one of absorber plate 2 into
During type, heat sink 4 can use identical metal material with absorber plate 2.
In this example embodiment, the audio amplifier may also include:Passive radiator 5, passive radiator 5 is located at the first chamber
In room 11, and set in the same direction with full frequency speaker 31, and passive radiator 5 go out sound face and full frequency speaker 31 go out sound face position
In the same side wall of casing 1.The bass effect of audio amplifier can be improved by passive radiator 5.
This example embodiment additionally provides a kind of terminal, and the terminal includes the audio amplifier of any of the above-described implementation method, should
Built in sound box is in terminal.The terminal can be the terminal devices with sound system such as television set, mobile phone, notebook computer,
Will not enumerate herein.Because the audio amplifier that the terminal in this example embodiment is used can be any of the above-described example embodiment
Described audio amplifier, therefore the two can solve the problem that identical technical problem, and reach identical Expected Results.
Those skilled in the art will readily occur to its of the disclosure after considering specification and putting into practice invention disclosed herein
Its embodiment.The application is intended to any modification, purposes or the adaptations of the disclosure, these modifications, purposes or
Person's adaptations follow the general principle of the disclosure and including the undocumented common knowledge in the art of the disclosure
Or conventional techniques.Description and embodiments are considered only as exemplary, and the true scope of the disclosure and spirit are by appended
Claim is pointed out.
Claims (10)
1. a kind of audio amplifier, including:
Casing;
Absorber plate, is fixedly arranged in the casing and the casing is extended in described absorber plate at least one end;The absorber plate is by institute
State casing and be separated into first chamber and second chamber;
Multiple louvres, located at the absorber plate connecting the first chamber and the second chamber;
Loudspeaker, is installed in the first chamber and the loudspeaker can drive the first chamber and the second chamber
Air circulation.
2. audio amplifier according to claim 1, it is characterised in that the audio amplifier also includes:
Heat sink, outside the casing and extends the end outside the casing and connects with the absorber plate.
3. audio amplifier according to claim 2, it is characterised in that extend the casing in the absorber plate at least two ends;
The heat sink has two, and two heat sinks are individually fixed in the two ends that the absorber plate extends outside the casing.
4. audio amplifier according to claim 2, it is characterised in that the absorber plate is integrally formed with the heat sink.
5. audio amplifier according to claim 2, it is characterised in that the absorber plate is metal material with the heat sink.
6. the audio amplifier according to claim any one of 1-5, it is characterised in that the two ends of the louvre are enlarging knot
Structure.
7. audio amplifier according to claim 6, it is characterised in that the radial section of the louvre is circle.
8. audio amplifier according to claim 6, it is characterised in that the multiple louvre is uniformly distributed in the absorber plate
On.
9. audio amplifier according to claim 6, it is characterised in that the inwall of the louvre is smooth surface.
10. a kind of terminal, it is characterised in that including the audio amplifier as described in claim any one of 1-9.
Priority Applications (1)
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CN201611109955.6A CN106792288B (en) | 2016-12-06 | 2016-12-06 | Speaker and terminal |
Applications Claiming Priority (1)
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CN201611109955.6A CN106792288B (en) | 2016-12-06 | 2016-12-06 | Speaker and terminal |
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CN106792288A true CN106792288A (en) | 2017-05-31 |
CN106792288B CN106792288B (en) | 2019-09-20 |
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CN201611109955.6A Active CN106792288B (en) | 2016-12-06 | 2016-12-06 | Speaker and terminal |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110798782A (en) * | 2019-11-04 | 2020-02-14 | 安徽省名泰电声科技有限公司 | Electroacoustic driver with good heat dissipation performance |
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JPS61150494A (en) * | 1984-12-24 | 1986-07-09 | Onkyo Corp | Cabinet for speaker |
CN201674614U (en) * | 2010-03-24 | 2010-12-15 | 刘超 | Auxiliary heat radiator of sound box |
CN205377971U (en) * | 2016-03-08 | 2016-07-06 | 周明威 | Information terminal equipment |
CN106027742A (en) * | 2016-06-24 | 2016-10-12 | 陈银芳 | Efficiently cooling handset speaker |
CN205681504U (en) * | 2016-06-06 | 2016-11-09 | 重庆凯西驿电子科技有限公司 | Mobile phone intelligent protective shell |
CN205693882U (en) * | 2016-06-12 | 2016-11-16 | 广东欧珀移动通信有限公司 | Speaker system and corresponding mobile terminal |
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2016
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61150494A (en) * | 1984-12-24 | 1986-07-09 | Onkyo Corp | Cabinet for speaker |
CN201674614U (en) * | 2010-03-24 | 2010-12-15 | 刘超 | Auxiliary heat radiator of sound box |
CN205377971U (en) * | 2016-03-08 | 2016-07-06 | 周明威 | Information terminal equipment |
CN205681504U (en) * | 2016-06-06 | 2016-11-09 | 重庆凯西驿电子科技有限公司 | Mobile phone intelligent protective shell |
CN205693882U (en) * | 2016-06-12 | 2016-11-16 | 广东欧珀移动通信有限公司 | Speaker system and corresponding mobile terminal |
CN106027742A (en) * | 2016-06-24 | 2016-10-12 | 陈银芳 | Efficiently cooling handset speaker |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110798782A (en) * | 2019-11-04 | 2020-02-14 | 安徽省名泰电声科技有限公司 | Electroacoustic driver with good heat dissipation performance |
CN110798782B (en) * | 2019-11-04 | 2021-03-19 | 安徽省名泰电声科技有限公司 | Electroacoustic driver with good heat dissipation performance |
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