CN114679509A - Mobile terminal - Google Patents
Mobile terminal Download PDFInfo
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- CN114679509A CN114679509A CN202210312547.XA CN202210312547A CN114679509A CN 114679509 A CN114679509 A CN 114679509A CN 202210312547 A CN202210312547 A CN 202210312547A CN 114679509 A CN114679509 A CN 114679509A
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- 239000000126 substance Substances 0.000 claims 2
- 230000000694 effects Effects 0.000 description 9
- 239000003638 chemical reducing agent Substances 0.000 description 6
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 238000013016 damping Methods 0.000 description 3
- 230000005236 sound signal Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/03—Constructional features of telephone transmitters or receivers, e.g. telephone hand-sets
- H04M1/035—Improving the acoustic characteristics by means of constructional features of the housing, e.g. ribs, walls, resonating chambers or cavities
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Environmental & Geological Engineering (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention provides a mobile terminal, which comprises a shell and a first sound-emitting device arranged in the shell, wherein the shell and the first sound-emitting device are matched to define a front sound cavity and a rear sound cavity; wherein, an adjusting plate and a motor connected with the adjusting plate are arranged between the shell and the first sound-generating device; the motor is used for driving the adjusting plate to swing towards one side of the first sound hole so as to enable the second sound hole to be isolated from the first sound hole, the front sound cavity of the first sound-generating device is communicated with the first sound hole, the rear sound cavity of the first sound-generating device is communicated with the second sound hole, and the first sound hole and the second sound hole radiate sound waves with opposite phases; the motor is also used for driving the adjusting plate to swing to the side departing from the first sound hole, so that the front sound cavity is communicated with the first sound hole and the second sound hole simultaneously, and the rear sound cavity is isolated from the second sound hole. By utilizing the invention, the sound emitting mode of the mobile terminal can be flexibly adjusted through the adjusting plate.
Description
Technical Field
The invention relates to the technical field of electronic products, in particular to a mobile terminal.
Background
At present, in a mobile terminal with a stereo sound effect, sound generating devices are generally arranged at the upper end and the lower end of the terminal respectively, and a sound output path of the sound generating device at the upper end of the mobile terminal further comprises a sound output path of the sound generating device during external playing and a sound output path of a receiver mode at the top of a screen of the mobile terminal; because two play sound paths are not mutually independent, when the end user used the earphone mode to converse, can lead to partial sound signal to go out through sound generating mechanism play sound path propagation, have terminal sound leakage problem promptly, influence user's privacy demand and sound generating mechanism's whole audio.
Therefore, there is a need for a mobile terminal capable of flexibly adjusting a speaking mode according to an application requirement of a user.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide a mobile terminal to solve the problem that the existing mobile terminal is prone to sound leakage and affects the privacy of the user.
The invention provides a mobile terminal, which is provided with a mobile terminal,
the sound-emitting device comprises a shell and a first sound-emitting device arranged in the shell, wherein the shell is matched with the first sound-emitting device to define a front sound cavity and a rear sound cavity, and a first sound hole and a second sound hole are formed in the shell; wherein an adjusting plate and a motor connected with the adjusting plate are arranged between the housing and the first sound generating device; the motor is used for driving the adjusting plate to swing towards one side of the first sound hole so as to enable the second sound hole to be isolated from the first sound hole, the front sound cavity is communicated with the first sound hole, the rear sound cavity is communicated with the second sound hole, and the first sound hole and the second sound hole radiate sound waves with opposite phases; the motor is still used for driving the adjusting plate swings to one side of the first sound hole in a back-to-back mode, so that the front sound cavity is communicated with the first sound hole and the second sound hole simultaneously, and the rear sound cavity is isolated from the second sound hole.
The invention also provides a mobile terminal, which comprises a terminal shell and the acoustic device, wherein the acoustic device is arranged at the top of the mobile terminal, and the terminal shell is provided with a first sound outlet part communicated with the first sound hole and a second sound outlet part communicated with the second sound hole; the mobile terminal is provided with an earphone mode and a play-out mode, and when the mobile terminal is in the earphone mode, the adjusting plate swings towards one side of the first sound hole; when the mobile terminal is in the outward-playing mode, the adjusting plate swings towards one side departing from the first sound hole.
In the acoustic device and the mobile terminal in this embodiment, the housing of the acoustic device is provided with the first sound hole and the second sound hole, the first sound hole is communicated with the front sound cavity, and the second sound hole is switchably communicated with the front sound cavity or the rear sound cavity through the adjusting plate, so that the first sound emitting device can be switched between the receiver mode and the speaker mode. When the adjusting plate swings along the first preset direction, the second sound hole is communicated with the rear sound cavity, the first sound-emitting device realizes a telephone receiver mode, the first sound hole and the second sound hole radiate sound waves with opposite phases to form a sound dipole, and the sound dipole plays a role in reducing sound leakage for people around a user. When the adjusting plate swings along the second preset direction, the second sound hole is communicated with the front sound cavity, the first sound-emitting device realizes a loudspeaker mode, and the second sound hole and the first sound hole radiate sound waves of the front sound cavity together.
To the accomplishment of the foregoing and related ends, one or more aspects of the invention comprise the features hereinafter fully described. The following description and the annexed drawings set forth in detail certain illustrative aspects of the invention. These aspects are indicative, however, of but a few of the various ways in which the principles of the invention may be employed. Further, the present invention is intended to include all such aspects and their equivalents.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description taken in conjunction with the accompanying drawings. In the drawings:
fig. 1 is an exploded view of an acoustic device according to an embodiment of the present invention;
FIG. 2 is a partial cross-sectional view of an acoustic device according to an embodiment of the present invention;
FIG. 3 is a schematic view of an adjusting plate and a motor according to an embodiment of the invention;
FIG. 4 is a partial cross-sectional view of an acoustic device according to an embodiment of the present invention in a state;
FIG. 5 is a partial cross-sectional view of an acoustic device according to an embodiment of the present invention in state two;
fig. 6 is a schematic structural diagram of a mobile terminal according to an embodiment of the present invention.
Wherein the reference numerals include: the sound generating device comprises a first sound generating device 1, a rear sound cavity 11, a front sound cavity 12, a shell 2, a first shell 23, a second shell 24, a first sound hole 21, a second sound hole 22, a screen assembly 3, an adjusting plate 4, a first baffle plate 41, a second baffle plate 42, a hinge 43, a limiting slide block 44, a limiting strip 45, a rotating shaft 46, a speed reducer 5, a motor 6, an arc-shaped swinging groove 7, a second sound generating single body 8 and a terminal shell 9.
The same reference numbers in all figures indicate similar or corresponding features or functions.
Detailed Description
In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of one or more embodiments. It may be evident, however, that such embodiment(s) may be practiced without these specific details. In other instances, well-known structures and devices are shown in block diagram form in order to facilitate describing one or more embodiments.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
In order to describe the structure of the acoustic device and the mobile terminal of the present invention in detail, embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
Fig. 1 and 2 show an exploded structure and a partial sectional structure of an acoustic device according to an embodiment of the present invention, respectively; FIG. 3 shows a schematic configuration of an adjustment plate and motor according to the present invention; fig. 4 and 5 show partial cross-sectional structures of the acoustic device in different states, respectively.
As shown in fig. 1 to 5 in common, the acoustic apparatus according to the embodiment of the present invention includes a housing 2 and a first sound-emitting device 1 disposed in the housing 2, the housing 2 and the first sound-emitting device 1 cooperate to define a front sound chamber and a rear sound chamber, and a second sound hole 22 and a first sound hole 21 are provided in the housing 2.
Wherein, a second sound hole 22 and a first sound hole 21 are arranged on the shell 2; wherein, an adjusting plate 4 and a motor 6 connected with the adjusting plate 4 are arranged between the shell 2 and the first sound generating device 1; the motor 6 is used for driving the adjusting plate 4 to swing towards one side of the first sound hole 21 (in the swing direction shown in fig. 4), so that the second sound hole 22 is isolated from the first sound hole 21, the front sound cavity 12 of the first sound device 1 is communicated with the first sound hole 21, the rear sound cavity 11 of the first sound device 1 is communicated with the second sound hole 22, the first sound hole 21 and the second sound hole 22 radiate sound waves with opposite phases, and in the receiver mode state of the acoustic device, the sound signal of the first sound device 1 is mainly transmitted through the side sound outlet, so that sound leakage of the second sound hole 22 can be prevented, and the privacy of communication is improved; in addition, the motor 6 is further configured to drive the adjusting plate 4 to swing (in a swing direction shown in fig. 5) to a side away from the first sound hole 21, so that the front sound cavity 12 of the first sound device 1 is simultaneously conducted with the first sound hole 21 and the second sound hole 22, the rear sound cavity 11 of the first sound device 1 is closed, and the acoustic device can simultaneously transmit sound through the second sound hole 22 and the first sound hole 21 in the speaker mode state, and further cooperate with the second sound generating unit 8 in the acoustic device to realize a stereo effect.
It can be known that, the plane that first sound hole 21 and second sound hole 22 are located is certain contained angle setting, carries out the position through motor 6 control regulating plate 4 and switches between the direction of difference, can realize the switching of acoustic device at receiver mode and speaker mode, and then satisfies the acoustics demand of user under different scenes.
It should be noted that, when the acoustic device is in the receiver mode, the adjusting plate 4 is located at a position that isolates the first sound hole 21 from the second sound hole 22, the second sound hole 22 and the first sound hole 21 at this time form a dipole effect, the rear sound cavity 11 is conducted with the outside through the path a, the far field sound leakage at the back of the acoustic device is reduced, the sound leakage amount is reduced, the first sound hole 21 is close to the ear of a person, the front sound cavity 12 is conducted with the outside through the path B, the loudness of the sound is not affected, the clarity of the call sound is realized, and the effect of the call content leakage is prevented.
When the acoustic device is in the speaker mode, the regulating plate 4 is in the position of communicating the first sound hole 21 and the second sound hole 22, the sound emitted by the first sound-emitting device 1 is transmitted through the first sound hole 21 and the second sound hole 22, namely, the path B and the path C are simultaneously communicated with the front sound cavity 12, the rear sound cavity 11 is sealed, the effect of outputting a larger sound pressure level can be played, and then the second sound-emitting monomer 8 is matched, so that the high-quality stereophonic effect is realized.
In one embodiment of the present invention, the adjusting plate 4 may further include at least two baffle plates connected by a hinge 43, and two ends of the baffle plates are provided with extending limiting sliders 44; be provided with the arc slide rail with limit slider 44 looks adaptation in casing 2, limit slider 44 is spacing to slide in the arc slide rail, and then realizes that regulating plate 4 carries out the swing of left and right directions in the arc slide rail of predetermineeing, and then realizes switching on or keeping apart second sound hole 22.
A rotating shaft 46 is arranged on the adjusting plate 4, a shaft groove corresponding to the rotating shaft 46 is arranged on the shell or the shell 2, the rotating shaft 46 is limited to move in the shaft groove, a strip-shaped limiting strip 45 is arranged at the free end of the adjusting plate 4, or two ends of the free end of the adjusting plate 4 are respectively provided with a limiting block extending out, and a first clamping groove and a second clamping groove which limit the limiting strip 45 or the limiting block are arranged in the shell 2; the adjusting plate 4 swings in the first and second card slots.
Specifically, an arc-shaped swing groove 7 can be arranged between the first clamping groove and the second clamping groove, and the size of the arc-shaped swing groove 7 is larger than that of the ejection sound hole; and the ejection sound hole is positioned at the center of the arc-shaped swing groove 7, and the adjusting plate 4 can be driven by the motor 6 to swing alternately in the corresponding first clamping groove and second clamping groove, so that the switching between a receiver mode and a loudspeaker mode is realized.
In addition, the device also comprises a speed reducer 5, wherein a motor 6 can be arranged at any end of the rotating shaft 46 through the speed reducer 5, one end of the speed reducer 5 is connected with the motor 6, the other end of the speed reducer 5 is combined with the rotating shaft 46 through a hole column, and then the rotating shaft 46 is controlled to rotate through the matching of the motor 6 and the speed reducer 5. In addition, a damping bracket (not shown in the figure) can be arranged on the outer side wall of the shell or the inner side wall of the shell 2, the motor is fixed on one side of the rotating shaft in a limiting mode through the damping bracket, and the interference of the vibration of the motor on the acoustic device can be reduced through the damping bracket.
As a specific example, the adjusting plate 4 includes two first baffle plates 41 and two second baffle plates 42 connected by a hinge 43, a rotating shaft 46 is disposed on the second baffle plate 42, an elongated limiting strip 45 is disposed on the free end of the first baffle plate 41, or at least one limiting block is disposed at each of two ends of the free end of the first baffle plate 41, and the first baffle plate 41 can swing by sliding the limiting blocks in a matching manner with the corresponding rails. It can be known that the number of baffles of the adjusting plate 4 can be set according to the size of the channel to be plugged, and the plugging requirement can be met by arranging two baffles usually.
In addition, the adjusting plate 4 can be made of metal parts such as aluminum alloy parts and stainless steel parts or non-metal structural parts with certain rigidity.
In the acoustic apparatus of the present invention, the first sound emitting device 1 may further include a housing, a vibration system and a magnetic circuit system provided in the housing; the vibration system comprises a vibrating diaphragm positioned on one side of the first sound hole 21 and a voice coil fixed on the vibrating diaphragm and suspended in the magnetic circuit system; and, the adjusting plate 4 may be fixed on an outer sidewall of the case of the first sound emitting device 1 or an inner sidewall of the case 2 of the acoustic apparatus, and when the adjusting plate 4 is disposed on the case of the first sound emitting device 1, the adjusting plate 4 and the first sound emitting device 1 may be installed inside the acoustic apparatus as an integral structure, thereby simplifying an assembling process.
In another embodiment of the present invention, a limiting groove for fixing the first sound emitting device 1 is further disposed in the housing 2, and a sound outlet is disposed at the bottom of the limiting groove; a screen assembly 3 is arranged on the shell 2, the screen assembly can be used as a display device of the mobile terminal, a sound outlet is positioned between the first sound generating device 1 and the screen assembly 3, a sound outlet channel is formed between the screen assembly 3 and the shell 2, and the sound outlet is communicated with the sound outlet channel and the first sound outlet 21; in other words, the housing 2 may be provided with a limiting groove adapted to the first sound emitting device 1 and a sound outlet disposed in the limiting groove, the first sound emitting device 1 is fixed in the limiting groove, a dust screen may be disposed at the sound outlet, and a sound signal emitted by the first sound emitting device 1 is transmitted through the sound outlet, the sound outlet channel and the first sound outlet 21.
Specifically, the casing 2 may include a front surface, a back surface, and a side surface connecting the front surface and the back surface, the screen assembly may be disposed on the front surface, the first sound hole may be disposed on the front surface of the casing or at a junction of the front surface and the side surface, and the second sound hole may be disposed on the back surface, the side surface, or at a junction of the back surface and the side surface.
In the acoustic device of the present invention, the housing 2 may further include a first housing 23 and a second housing 24 which are fittingly connected, and the acoustic device may be understood as a speaker module in a conventional sense, which itself forms a front acoustic chamber and a rear acoustic chamber, and is installed in the mobile terminal as a whole; in addition, the acoustic device can be matched with a shell of the mobile terminal, namely, at least one part of the shell of the acoustic device can adopt a terminal shell of the mobile terminal, namely, the structure of the terminal shell is used as a part of the shell of the acoustic device, and a front sound cavity and/or a rear sound cavity are formed after the acoustic device is assembled with the shell of the mobile terminal, so that the space occupied by the whole acoustic device is saved.
In order to ensure that the adjusting plate 4 has a certain structural strength and improve the sealing effect, a flexible sealing member, such as a flexible material like silica gel, may be disposed at the free end of the adjusting plate 4, and the flexible sealing member is disposed to realize flexible contact between the adjusting plate 4 and the housing 2, reduce damage to the inner wall of the housing 2, ensure the sealing effect, and realize effective isolation of the second sound hole 22 in the receiver mode.
It should be noted that the casing 2 in the embodiment of the present invention may be understood as a middle casing of the acoustic device, i.e. a casing for fixing the module unit, and a rear casing may be further disposed on the outer side of the casing, and the rear casing and the screen are combined and matched to form the complete acoustic device.
Corresponding to the acoustic device, the invention further provides a mobile terminal, and in particular, fig. 6 shows a schematic structure of the mobile terminal according to the embodiment of the invention.
As shown in fig. 6, the mobile terminal includes a terminal housing 9 and the acoustic device, the acoustic device is disposed on the top of the mobile terminal to form a first sound emitting device 1, and a first sound emitting portion communicated with the first sound hole and a second sound emitting portion communicated with the second sound hole are disposed on the terminal housing; the mobile terminal is provided with a receiver mode and a play-out mode, and when the mobile terminal is in the receiver mode, the adjusting plate swings along a first preset direction; when the mobile terminal is in the play-out mode, the adjusting plate swings along a second preset direction.
In addition, the bottom of the mobile terminal can be further provided with a second sound generating device 8, and the terminal shell is further provided with a bottom sound emitting part for transmitting sound waves of the second sound generating device 8 to the outside.
According to the acoustic device and the mobile terminal provided by the invention, the motor drives the adjusting plate to swing towards one side of the first sound hole, so that the second sound hole and the first sound hole can be isolated, the front sound cavity of the first sound device is communicated with the first sound hole, the rear sound cavity of the first sound device is communicated with the second sound hole, the sound leakage of the second sound hole is reduced, and the personal privacy is protected; and still drive the regulating plate through the motor and to deviating from first phonate hole one side swing, can make the preceding sound chamber of first sound production device switch on simultaneously with first phonate hole and second phonate hole, the back sound chamber of first sound production device seals, and then realizes the stereophonic effect through first phonate hole and second phonate hole cooperation, improves user's privacy demand and high-quality tone quality and experiences the demand.
The acoustic device and the mobile terminal according to the present invention are described above by way of example with reference to the accompanying drawings. However, it will be appreciated by those skilled in the art that various modifications may be made to the acoustic apparatus and the mobile terminal of the present invention without departing from the spirit and scope of the invention. Therefore, the scope of the present invention should be determined by the contents of the appended claims.
Claims (11)
1. An acoustic device is characterized by comprising a shell and a first sound generating device arranged in the shell, wherein the shell is matched with the first sound generating device to define a front sound cavity and a rear sound cavity, and a first sound hole and a second sound hole are formed in the shell; wherein the content of the first and second substances,
an adjusting plate and a motor connected with the adjusting plate are arranged between the shell and the first sound-generating device;
the motor is used for driving the adjusting plate to swing towards one side of the first sound hole so as to enable the second sound hole to be isolated from the first sound hole, the front sound cavity is communicated with the first sound hole, the rear sound cavity is communicated with the second sound hole, and the first sound hole and the second sound hole radiate sound waves with opposite phases;
the motor is still used for driving the adjusting plate swings to one side of the first sound hole in a back-to-back mode, so that the front sound cavity is communicated with the first sound hole and the second sound hole simultaneously, and the rear sound cavity is isolated from the second sound hole.
2. The acoustic apparatus of claim 1,
the adjusting plate comprises at least two baffle plates connected through a hinge;
two ends of the baffle are provided with extended limiting slide blocks;
an arc-shaped sliding rail matched with the limiting sliding block is arranged in the shell, and the limiting sliding block is limited in the arc-shaped sliding rail to slide.
3. The acoustic apparatus of claim 1,
the first sound-generating device comprises a shell, a vibration system and a magnetic circuit system, wherein the vibration system and the magnetic circuit system are arranged in the shell;
the vibration system comprises a vibrating diaphragm positioned on one side of the first sound hole and a voice coil fixed on the vibrating diaphragm and suspended in the magnetic circuit system; and the number of the first and second electrodes,
the adjusting plate is fixed on the outer side wall of the shell or the inner side wall of the shell.
4. The acoustic apparatus of claim 1,
the adjusting plate is provided with a rotating shaft, the shell or the shell is provided with a shaft groove corresponding to the rotating shaft, and the rotating shaft is limited in the shaft groove to move.
5. The acoustic apparatus of claim 1,
a strip-shaped limiting strip is arranged at the free end of the adjusting plate or two extending limiting blocks are respectively arranged at two ends of the free end of the adjusting plate;
a first clamping groove and a second clamping groove which are used for limiting the limiting strip or the limiting block are arranged in the shell;
the adjusting plate swings in the first clamping groove and the second clamping groove;
an arc-shaped swing groove is formed between the first clamping groove and the second clamping groove;
the size of the arc-shaped swinging groove is larger than that of the ejection sound hole; and the number of the first and second electrodes,
the second sound hole is located at the center of the arc-shaped swinging groove.
6. The acoustic apparatus of claim 1,
a flexible seal is provided at the free end of the adjustment plate.
7. The acoustic device of claim 1, wherein at least a portion of the housing is a terminal housing of a mobile terminal.
8. The acoustic apparatus according to claim 1 or 7, wherein a screen assembly of a mobile terminal is further provided on the housing;
and a sound outlet channel communicated with the first sound hole and the front sound cavity is formed between the screen assembly and the first sound generating device.
9. The acoustic apparatus of claim 8, wherein the housing has a front side, a back side, and a side surface connecting the front side and the back side, the front side is provided with the screen assembly, the first sound hole is provided at the front side of the housing or at a junction of the front side and the side surface, and the second sound hole is provided at the back side, the side surface, or at a junction of the back side and the side surface.
10. A mobile terminal, comprising a terminal housing and an acoustic device according to any one of claims 1 to 9, wherein the acoustic device is disposed on a top portion of the mobile terminal, and the terminal housing is provided with a first sound emitting portion communicated with the first sound hole and a second sound emitting portion communicated with the second sound hole; wherein the content of the first and second substances,
the mobile terminal is provided with an earphone mode and a play-out mode, and when the mobile terminal is in the earphone mode, the adjusting plate swings towards one side of the first sound hole; when the mobile terminal is in the outward-playing mode, the adjusting plate swings towards one side departing from the first sound hole.
11. The mobile terminal according to claim 10, wherein a second sound generating device is disposed at a bottom of the mobile terminal, and a bottom sound emitting portion for transmitting sound waves of the second sound generating device to the outside is further disposed on the terminal housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210312547.XA CN114679509A (en) | 2022-03-28 | 2022-03-28 | Mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210312547.XA CN114679509A (en) | 2022-03-28 | 2022-03-28 | Mobile terminal |
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| Publication Number | Publication Date |
|---|---|
| CN114679509A true CN114679509A (en) | 2022-06-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210312547.XA Pending CN114679509A (en) | 2022-03-28 | 2022-03-28 | Mobile terminal |
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| CN (1) | CN114679509A (en) |
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| US6763110B1 (en) * | 1998-12-18 | 2004-07-13 | Lg Information & Communications, Ltd. | Sound guide for speaker and handset for mobile communication using the same |
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| CN112887459A (en) * | 2021-01-22 | 2021-06-01 | 维沃移动通信有限公司 | Electronic device |
| CN113099364A (en) * | 2021-03-31 | 2021-07-09 | 歌尔股份有限公司 | Electronic device |
| CN113225643A (en) * | 2021-04-29 | 2021-08-06 | 歌尔光学科技有限公司 | Audio device and intelligent head-mounted equipment |
| CN113873070A (en) * | 2021-10-29 | 2021-12-31 | 维沃移动通信有限公司 | Electronic device |
| CN217563671U (en) * | 2022-03-28 | 2022-10-11 | 歌尔股份有限公司 | Acoustic device and mobile terminal |
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