CN114679508B - Acoustic device and mobile terminal - Google Patents
Acoustic device and mobile terminal Download PDFInfo
- Publication number
- CN114679508B CN114679508B CN202210311023.9A CN202210311023A CN114679508B CN 114679508 B CN114679508 B CN 114679508B CN 202210311023 A CN202210311023 A CN 202210311023A CN 114679508 B CN114679508 B CN 114679508B
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- sound
- sound hole
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- mobile terminal
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- 230000000903 blocking effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 10
- 238000013016 damping Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 230000005236 sound signal Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000463 material 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
- 238000005096 rolling process Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/02—Spatial or constructional arrangements of loudspeakers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/025—Magnetic circuit
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Telephone Set Structure (AREA)
Abstract
The invention provides an acoustic device and a mobile terminal, wherein the acoustic device comprises a shell and a first sound generating device arranged in the shell, the shell and the first sound generating device are matched to define a front sound cavity and a rear sound cavity, and a first sound hole and a second sound hole are arranged on the shell; wherein a movable spool assembly is disposed between the first sound emitting device and the housing; the scroll component is used for moving towards a first preset direction so as to separate the first sound hole from the second sound Kong Xiangge, 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 scroll assembly is further configured to move in a second predetermined direction to simultaneously conduct the front acoustic chamber with the first acoustic port and the second acoustic port, and to separate the rear acoustic chamber from the second acoustic Kong Xiangge. The invention can flexibly adjust the sound playing mode of the mobile terminal through the scroll component.
Description
Technical Field
The present invention relates to the technical field of electronic products, and more particularly, to an acoustic device and a mobile terminal.
Background
At present, a mobile terminal with stereo sound effect is generally provided with sound generating devices at the upper end and the lower end of the terminal respectively, and the sound outputting path of the sound generating device at the upper end of the mobile terminal further comprises a sound outputting path of the sound generating device during external playing and a sound outputting path of an earphone mode at the top of a screen of the mobile terminal; because the two voice paths are not mutually independent, when the terminal user uses the earphone mode to make a call, part of sound signals can be transmitted out through the voice path of the voice device, namely the problem of terminal voice leakage exists, and the privacy requirement of the user and the overall sound effect of the voice device are affected.
Therefore, there is a need for a mobile terminal that can flexibly adjust the sound emission mode according to the application requirements of the user.
Disclosure of Invention
In view of the above problems, the present invention is to provide an acoustic device and a mobile terminal, so as to solve the problem that the existing mobile terminal is easy to leak sound and affects the privacy of users.
The mobile terminal comprises a shell and a first sound generating device arranged in the shell, wherein the shell and the first sound generating device are matched 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 a movable spool assembly is disposed between the first sound emitting device and the housing; the scroll component is used for moving towards a first preset direction so as to separate the first sound hole from the second sound Kong Xiangge, the front sound cavity is communicated with the first sound hole, the rear sound cavity is communicated with the second sound hole, and sound waves with opposite phases are radiated by the first sound hole and the second sound hole; the reel assembly is further used for moving towards a second preset direction so that the front sound cavity is conducted with the first sound hole and the second sound hole at the same time, and the rear sound cavity is isolated from the second sound hole.
In another aspect, the present invention further provides a mobile terminal, including a terminal housing and an acoustic device as described above, where the acoustic device is disposed on top of the mobile terminal, and the terminal housing is provided with a first sound outlet portion that is communicated with the first sound hole, and a second sound outlet portion that is communicated with the second sound hole; the mobile terminal is provided with an earphone mode and a play mode, and when the mobile terminal is in the earphone mode, the scroll component swings along a first preset direction; and when the mobile terminal is in the play mode, the scroll component swings along a second preset direction.
In the acoustic device in this embodiment, the housing is provided with the first acoustic hole and the second acoustic hole, the first acoustic hole is conducted with the front acoustic cavity, and the second acoustic hole is switchably conducted with the front acoustic cavity or the rear acoustic cavity, so that the conversion of the first acoustic device in the receiver mode and the speaker mode can be realized. When the scroll component swings along a first preset direction, the second sound hole is communicated with the rear sound cavity, the first sound emitting device realizes a receiver mode, the first sound hole and the second sound hole radiate sound waves with opposite phases to form a sound dipole, and people around a user play a role in reducing leakage sound. When the scroll assembly swings along a second preset direction, the second sound hole is communicated with the front sound cavity, the first sound emitting device achieves 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. Furthermore, the invention is intended to include all such aspects and their equivalents.
Drawings
Other objects and attainments together with a more complete understanding of the invention will become apparent and appreciated by referring 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 a mobile terminal according to an embodiment of the present invention;
FIG. 3 is a schematic diagram of a reel assembly and motor configuration according to an embodiment of the present invention;
Fig. 4 is a partial sectional view of a mobile terminal in a state according to an embodiment of the present invention;
Fig. 5 is a partial sectional view of a mobile terminal according to an embodiment of the present invention in a second state;
Fig. 6 is a schematic structural diagram of a mobile terminal according to an embodiment of the present invention.
Wherein reference numerals include: the first sound generating device 1, the rear sound chamber 11, the front sound chamber 12, the housing 2, the first housing 23, the second housing 24, the first sound hole 21, the second sound hole 22, the screen assembly 3, the reel assembly 4, the rotating shaft 41, the boss 411, the flexible board 42, the groove 421, the motor 5, the decelerator 6, the second sound generating device 8, and the terminal housing 9.
The same reference numerals will be used throughout the drawings to refer to 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 should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
In order to describe the structures of the acoustic device and the mobile terminal in detail, specific embodiments of the present invention will be described in detail with reference to the accompanying drawings.
Fig. 1 and 2 show an exploded schematic structure and a partial cross-sectional structure of an acoustic device according to an embodiment of the present invention, respectively; FIG. 3 shows a schematic configuration of a reel assembly and motor in accordance with 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 together, the acoustic device of the embodiment of the present invention includes a housing 2 and a first acoustic device 1 disposed in the housing 2, the housing 2 and the first acoustic device 1 cooperate to define a front acoustic cavity and a rear acoustic cavity, and a second acoustic hole 22 and a first acoustic hole 21 are disposed in the housing 2.
Wherein, a second sound hole 22 and a first sound hole 21 are arranged on the shell 2; wherein a movable reel assembly 4 is arranged between the first sound generating means 1 and the housing 2; the scroll component 4 is used for moving towards a first preset direction (as shown in fig. 4), so that the second sound hole 22 and the first sound hole 21 are isolated, the front sound cavity 12 of the first sound generating device 1 is communicated with the first sound hole 21, the rear sound cavity 11 of the first sound generating 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, at the moment, the acoustic device is in a receiver mode state, sound signals of the first sound generating device 1 are mainly transmitted out through the side sound outlet holes, sound leakage of the second sound hole 22 can be prevented, and the privacy of conversation is improved; and, the reel assembly 4 is further configured to move towards a second preset direction (as shown in fig. 5), so that the front acoustic cavity 12 of the first acoustic device 1 is simultaneously conducted with the first acoustic hole 21 and the second acoustic hole 22, the rear acoustic cavity 11 of the first acoustic device 1 is closed, and the acoustic device is in a speaker mode state, and can simultaneously transmit sound through the second acoustic hole 22 and the first acoustic hole 21, so as to realize a stereo effect in cooperation with the second acoustic device of the mobile terminal.
It can be seen that the planes of the first sound hole 21 and the second sound hole 22 are arranged at a certain included angle, and the positions of the first sound hole and the second sound hole are switched between different directions through the reel assembly 4, so that the acoustic device can be switched between a receiver mode and a speaker mode, and further the acoustic requirements of users in different scenes can be met.
It should be noted that, when the acoustic device is in the receiver mode, the spool assembly 4 is located at a position for isolating the first sound hole 21 and the second sound hole 22, at this time, the second sound hole 22 and the first sound hole 21 form a dipole effect, the rear sound cavity 1111 is conducted with the outside through the path a, so as to play a role in reducing far-field leakage sound on the back of the acoustic device and reducing the sound leakage amount, while the first sound hole 21 is close to the human ear, and the front sound cavity 12 is conducted with the outside through the path B, so that the loudness of sound is not affected, further the clear conversation sound is realized, and the effect of preventing the leakage of conversation content is achieved.
When the acoustic device is in the speaker mode, the scroll component 4 is in a position communicating the first sound hole 21 and the second sound hole 22, the sound emitted by the first sound emitting device 1 is transmitted out 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 closed, the effect of outputting a larger sound pressure level can be achieved, and then the scroll component is matched with the second sound emitting device of the mobile terminal, so that a high-quality stereo effect is achieved.
In one embodiment of the present invention, the reel assembly 4 may further include a rotation shaft 41, a motor 5 driving the rotation shaft 41 to rotate, and a rolling plate disposed on the rotation shaft 41 and movable in a first preset direction or a second preset direction about the rotation shaft 41, the rotation shaft 41 may be connected to the motor 5 through a decelerator 6, and a damping bracket (not shown) may be disposed on an outer sidewall of the housing or an inner sidewall of the case 2, the motor 5 may be limited and fixed on one side of the rotation shaft 41 through the damping bracket, and interference of vibration of the motor 5 to the acoustic device may be reduced through the damping bracket.
Specifically, the rolled sheet may be provided as a flexible sheet 42 that is intermeshed with the rotating shaft 41; when the rotating shaft 41 rotates to the first sound hole 21 side, the flexible plate 42 is used for blocking the rear sound cavity 11 of the first sound generating device 1, and the first sound hole 21 and the second sound hole 22 are simultaneously communicated with the front sound cavity 12 of the first sound generating device 1; when the rotating shaft 41 rotates to the side away from the first sound hole 21, the flexible plate 42 is used for isolating the first sound hole 21 and the second sound hole 22, and the front sound cavity 12 of the first sound emitting device 1 is communicated with the first sound hole 21, and the rear sound cavity 11 of the first sound emitting device 1 is communicated with the second sound hole 22.
In this embodiment, in order to ensure the position accuracy between the flexible board 42 and the rotating shaft 41 and prevent the flexible board 42 from sliding by itself, protrusions 411 uniformly distributed may be provided on the outer circumferences of both ends of the rotating shaft 41, and grooves 421 adapted to the protrusions 411 may be provided on the flexible board 42; and, the arc length between two adjacent protrusions 411 is equal to the distance between two adjacent grooves 421, and through the cooperation of the protrusions 411 and the grooves 421, the rotating shaft 41 can drive the flexible board 42 to move in a preset direction, so that the second sound hole 22 and the first sound emitting device 1 are blocked or conducted.
In another embodiment, the movable connection between the rotating shaft 41 and the flexible board 42 can be realized by adopting a matching form of gears and tooth grooves, for example, the outer circumferences of two ends of the rotating shaft are respectively provided with gears, and the flexible board 42 is provided with tooth grooves matched with the gears; and, the arc length between two adjacent teeth of a gear is equal to the distance between two adjacent tooth grooves, and then the control on the moving direction of the flexible plate 42 can be achieved through the cooperation of the gear and the tooth grooves.
It should be noted that, because the flexible board 42 has a certain flexibility, in order to ensure the plugging effect of the flexible board on the second sound hole 22 or the rear sound cavity 11, a guiding structure adapted to the coiled plate can be further arranged in the casing 2, and the setting position of the guiding structure is the running track of the flexible board 42, so that the flexible board can be precisely defined in position, and finally the coiled plate conducts or isolates the second sound hole 22 and the first sound hole 21 through the guiding structure.
In the acoustic device of the present invention, the first acoustic 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 at one side of the first sound hole 21 and a voice coil fixed on the vibrating diaphragm and suspended in the magnetic circuit system; also, the reel assembly 4 may be fixed on an outer sidewall of the housing of the first acoustic device 1 or an inner sidewall of the case 2 of the acoustic device, and when the reel assembly 4 is disposed on the housing of the first acoustic device 1, the reel assembly 4 and the first acoustic device 1 may be installed inside the acoustic device as a unitary structure, thereby simplifying an assembly process.
In another specific embodiment of the invention, a limiting groove for fixing the first sound-emitting device 1 is also arranged in the shell 2, and a sound-emitting hole is arranged at the bottom of the limiting groove; a screen assembly 3 is arranged on the shell 2, 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, a limit groove adapted to the first sound generating device 1 and a sound outlet hole arranged in the limit groove may be formed in the housing 2, the first sound generating device 1 is fixed in the limit groove, a dust screen may be arranged at the sound outlet hole, and a sound signal emitted by the first sound generating device 1 is transmitted through the sound outlet hole, the sound outlet channel and the first sound outlet hole 21.
In addition, elastic sealing elements, such as flexible materials like silica gel, can be respectively arranged at two free ends of the flexible plate 42, and the arrangement of the elastic sealing elements not only can realize flexible contact between the flexible plate 42 and the shell 2 and reduce damage to the inner wall of the shell 2, but also can ensure sealing effect and realize effective blocking of the second sound hole 22 in a receiver mode.
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 adapted to be connected, and the acoustic device may be understood as a speaker module in a conventional sense, which itself forms a front sound chamber and a rear sound chamber, installed in a mobile terminal as a whole; in addition, the shell of the mobile terminal can be matched, namely at least one part of the shell of the acoustic device can be 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 the terminal shell and the shell of the mobile terminal are assembled to form a front acoustic cavity and/or a rear acoustic cavity, so that the space occupied by the whole acoustic device is saved.
Specifically, the housing 2 may include a front surface, a rear surface, and a side surface connecting the front surface and the rear surface, the screen assembly may be disposed on the front surface, the first sound hole may be disposed on the front surface of the housing or on a junction between the front surface and the side surface, and the second sound hole may be disposed on the rear surface, the side surface, or a junction between the rear surface and the side surface.
The present invention also provides a mobile terminal corresponding to the above-mentioned acoustic device, and in particular, fig. 6 shows a schematic structure of a mobile terminal according to an embodiment of the present invention.
As shown in fig. 6, the mobile terminal includes a terminal housing 9 and the acoustic device, where the acoustic device is disposed on top of the mobile terminal to form a first sound emitting device 1, and a first sound outlet portion communicating with the first sound hole and a second sound outlet portion communicating with the second sound hole are disposed on the terminal housing; the mobile terminal is provided with a receiver mode and an outward-playing mode, and when the mobile terminal is in the receiver mode, the linkage piece swings along a first preset direction; when the mobile terminal is in the play mode, the linkage piece swings along a second preset direction.
In addition, the bottom of the mobile terminal can be provided with a second sounding device 8, and the terminal shell is also provided with a bottom sounding part for transmitting sound waves of the second sounding device 8 to the outside.
According to the acoustic device and the mobile terminal provided by the invention, the first sound hole and the second sound hole are arranged on the shell, 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 scroll component, so that the conversion of the first sound emitting device in a receiver mode and a loudspeaker mode can be realized, when the second sound hole is isolated from the first sound hole, the sound leakage of the second sound hole can be reduced, and the personal privacy in a receiving mode is protected; when second sound hole and first sound hole are switched on mutually, can make preceding sound cavity and first sound hole and second sound hole of first sound emitting device 1 switch on simultaneously, the back sound cavity of first sound emitting device 1 seals, and then realizes stereophonic effect through first sound hole and second sound hole cooperation, and overall structure is simple, and the equipment is convenient, can satisfy the acoustic demand of user under different scenes.
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. It will be appreciated by those skilled in the art that various modifications may be made to the acoustic device and mobile terminal as set forth in the foregoing invention without departing from the spirit of the invention. Accordingly, the scope of the invention should be determined from the following 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 and the first sound generating device are matched to define a front sound cavity and a rear sound cavity, and a first sound hole and a second sound hole are arranged on the shell; wherein,
A movable spool assembly is disposed between the first sound emitting device and the housing;
The scroll component is used for moving towards a first preset direction so as to separate the first sound hole from the second sound Kong Xiangge, the front sound cavity is communicated with the first sound hole, the rear sound cavity is communicated with the second sound hole, and sound waves with opposite phases are radiated by the first sound hole and the second sound hole;
The reel assembly is further used for moving towards a second preset direction so that the front sound cavity is conducted with the first sound hole and the second sound hole at the same time, and the rear sound cavity is isolated from the second sound hole.
2. The acoustic device of claim 1 wherein the acoustic device comprises a plurality of acoustic transducers,
The reel assembly comprises a rotating shaft, a motor for driving the rotating shaft to rotate, and a coiled plate which is arranged on the rotating shaft and can move around the rotating shaft to the first preset direction or the second preset direction.
3. The acoustic device of claim 2 wherein the acoustic device comprises a plurality of acoustic transducers,
The coiled plate is a flexible plate meshed with the rotating shaft;
When the flexible board moves to one side of the second sound hole far away from the first sound hole in the second preset direction, the flexible board is used for blocking the rear sound cavity, and the first sound hole and the second sound hole are communicated with the front sound cavity at the same time;
When the flexible board moves to a position between the first sound hole and the second sound hole in the first preset direction, the flexible board is used for isolating the first sound hole and the second sound hole, the front sound cavity is communicated with the first sound hole, and the rear sound cavity is communicated with the second sound hole.
4. An acoustic device according to claim 3 wherein,
Protrusions which are uniformly distributed are respectively arranged on the peripheries of the two ends of the rotating shaft, and grooves which are matched with the protrusions are formed in the flexible plate; and
The arc length between two adjacent bulges is equal to the distance between two adjacent grooves.
5. The acoustic device of claim 2 wherein the acoustic device comprises a plurality of acoustic transducers,
A guide structure matched with the coiled plate is arranged in the shell;
the coiled plate conducts or isolates the first sound hole and the second sound hole through the guide structure.
6. The acoustic device of claim 2 wherein the acoustic device comprises a plurality of acoustic transducers,
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 at one side of the first sound hole and a voice coil which is fixed on the vibrating diaphragm and is suspended in the magnetic circuit system; and
The spool assembly is secured to an outer sidewall of the housing or an inner sidewall of the housing.
7. The acoustic device of claim 1 wherein at least a portion of the housing is a terminal housing of a mobile terminal.
8. An acoustic device according to claim 1 or 7 wherein,
A screen component of the mobile terminal is also arranged on the shell;
and an acoustic outlet channel which is communicated with the first acoustic hole and the front acoustic cavity is formed between the screen assembly and the first acoustic device.
9. The acoustic device of claim 8 wherein the housing has a front face, a back face, a side face connecting the front face and the back face, the front face having the screen assembly, the first acoustic port being provided in the front face or in a junction of the front face and the side face, and the second acoustic port being provided in the back face, the side face, or in a junction of the back face and the side face.
10. A mobile terminal, characterized by comprising a terminal housing and an acoustic device according to any one of claims 1 to 9, wherein the acoustic device is arranged on the top of the mobile terminal, and a first sound outlet part communicated with the first sound hole and a second sound outlet part communicated with the second sound hole are arranged on the terminal housing; wherein,
The mobile terminal is provided with a receiver mode and a play mode, and when the mobile terminal is in the receiver mode, the scroll component swings along a first preset direction; and when the mobile terminal is in the play mode, the scroll component swings along a second preset direction.
11. The mobile terminal of claim 10, wherein a second sound emitting device is disposed at the bottom of the mobile terminal, and a bottom sound emitting portion for transmitting sound waves of the second sound emitting device to the outside is further disposed on the terminal housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210311023.9A CN114679508B (en) | 2022-03-28 | 2022-03-28 | Acoustic device and mobile terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210311023.9A CN114679508B (en) | 2022-03-28 | 2022-03-28 | Acoustic device and mobile terminal |
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| CN114679508A CN114679508A (en) | 2022-06-28 |
| CN114679508B true CN114679508B (en) | 2024-08-16 |
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| CN202210311023.9A Active CN114679508B (en) | 2022-03-28 | 2022-03-28 | Acoustic device and mobile terminal |
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| CN115396787B (en) * | 2022-08-26 | 2024-04-30 | 歌尔股份有限公司 | Equipment terminal |
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| 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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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR200257575Y1 (en) * | 1998-12-18 | 2002-08-22 | 엘지정보통신주식회사 | Speaker sound induction device of terminal |
| CN105872919B (en) * | 2016-03-08 | 2017-04-05 | 上海安费诺永亿通讯电子有限公司 | A kind of speaker module |
| CN106162467B (en) * | 2016-08-31 | 2021-12-24 | 歌尔股份有限公司 | Sound pipeline, loudspeaker assembly and two-side sound-emitting mobile phone |
| CN108769311B (en) * | 2018-05-29 | 2020-10-27 | 维沃移动通信有限公司 | Mobile terminal control method and mobile terminal |
| CN213342568U (en) * | 2020-09-25 | 2021-06-01 | 瑞声科技(新加坡)有限公司 | Loudspeaker box and mobile terminal |
| CN112887459B (en) * | 2021-01-22 | 2023-09-22 | 维沃移动通信有限公司 | Electronic equipment |
| CN113099364B (en) * | 2021-03-31 | 2022-11-22 | 歌尔股份有限公司 | Electronic device |
| CN113225643B (en) * | 2021-04-29 | 2022-11-22 | 歌尔光学科技有限公司 | Audio device and intelligent head-mounted equipment |
| CN113873070B (en) * | 2021-10-29 | 2024-05-24 | 维沃移动通信有限公司 | Electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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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