CN204518063U - A kind of vibration-sound generating device and vibration sounding system - Google Patents
A kind of vibration-sound generating device and vibration sounding system Download PDFInfo
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- CN204518063U CN204518063U CN201520176982.XU CN201520176982U CN204518063U CN 204518063 U CN204518063 U CN 204518063U CN 201520176982 U CN201520176982 U CN 201520176982U CN 204518063 U CN204518063 U CN 204518063U
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Abstract
The utility model provides a kind of vibration sounding system, belongs to electronic device field.Described vibration sounding system comprises audio frequency generating means, piezoelectricity power amplifier, vibration-sound generating device and power supply, vibration-sound generating device comprises installation on mobile terminals as the piezoelectric vibrator of vibration source, piezoelectric vibrator is provided with the vibration sounding part for receiving vibration, the first end of piezoelectricity power amplifier is connected with audio frequency generating means, second end is connected with piezoelectric vibrator, and the 3rd end is connected with power supply; The utility model embodiment, by above-mentioned vibrational power flow, is beneficial to the space layout of mobile terminal, and structure is simple, is convenient to install, and can not impacts the layout setting of antenna.
Description
Technical field
The utility model relates to electronic device field, particularly relates to a kind of vibration-sound generating device and vibration sounding system.
Background technology
At present, the mobile terminal playing multimedia on market is generally adopt coil-moving speaker as sound-producing device.Existing coil-moving speaker is made up of parts such as vibrating diaphragm, voice coil loudspeaker voice coil, magnetite, magnetic conductive board and skeletons, and assembly technology is complicated, and volume is larger.But, along with the pursuit of user to mobile terminal is more prone to ultra-thin ultimate attainment, in mobile terminal, keep for the installing space of loud speaker also more and more less.Therefore, for existing coil-moving speaker, be difficult to realize installing.And if reduced the volume of coil-moving speaker by thinning magnetic circuit system, reluctantly coil-moving speaker is installed on mobile terminal, not only can reduces loudness and the tonequality of coil-moving speaker widely, also can add the risk of speaker fail, inadvisable.Further, because coil-moving speaker is magnetic element, can impact the layout setting of antenna to a certain extent, be unfavorable for the space layout of mobile terminal.
Utility model content
For overcoming technical problem in prior art, the utility model provides a kind of vibration-sound generating device on the one hand, comprising:
A kind of vibration-sound generating device, comprising installation on mobile terminals as the piezoelectric vibrator of vibration source, described piezoelectric vibrator being provided with the vibration sounding part for receiving vibration.
On the other hand, the utility model additionally provides a kind of vibration sounding system, comprising:
A kind of vibration sounding system, comprise audio frequency generating means, piezoelectricity power amplifier, vibration-sound generating device as above and power supply, the first end of described piezoelectricity power amplifier is connected with described audio frequency generating means, and the second end is connected with described piezoelectric vibrator, and the 3rd end is connected with described power supply;
Described audio frequency generating means produces audio signal, and audio signal is amplified by described piezoelectricity power amplifier, and to drive described piezoelectric vibrator to vibrate, described piezoelectric vibrator is as vibration source outwardly radiation vibration, and described power supply is that described piezoelectricity power amplifier is powered.
The utility model embodiment is by above-mentioned vibrational power flow, the vibration source of piezoelectric vibrator more tiny for volume as sounding is applied on mobile terminals, to drive vibration sounding part sounding, under the prerequisite meeting instructions for use, decrease the volume of sound-producing device, be beneficial to the space layout of mobile terminal; And structure is simple, be convenient to install; Meanwhile, because piezoelectric vibrator is ceramic component, then above-mentioned vibration-sound generating device can't impact the layout setting of antenna, is beneficial to the space layout of mobile terminal further.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of the first embodiment of vibration-sound generating device of the present utility model;
Fig. 2 is the schematic diagram of the second embodiment of vibration-sound generating device of the present utility model;
Fig. 3 is the circuit diagram of vibration sounding system of the present utility model.
Embodiment
The technical problem solved to make the utility model, technical scheme and beneficial effect are clearly understood, below in conjunction with drawings and Examples, are further elaborated to the utility model.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
With reference to Fig. 1, as the first embodiment of the present utility model:
A kind of vibration-sound generating device, comprising installation on mobile terminals as the piezoelectric vibrator 1 of vibration source, piezoelectric vibrator 1 being provided with the vibration sounding part 2 for receiving vibration.
The utility model embodiment is by above-mentioned vibrational power flow, the vibration source of piezoelectric vibrator 1 more tiny for volume as sounding is applied on mobile terminals, to drive vibration sounding part 2 sounding, under the prerequisite meeting instructions for use, decrease the volume of sound-producing device, be beneficial to the space layout of mobile terminal; And structure is simple, be convenient to install; Meanwhile, because piezoelectric vibrator 1 is ceramic component, then above-mentioned vibration-sound generating device can't impact the layout setting of antenna, is beneficial to the space layout of mobile terminal further.Wherein, mobile terminal can be mobile phone, panel computer, MP3, MP4 or notebook computer etc.; Piezoelectric vibrator 1 is made up of the piezoelectric patches of the different number of plies, after electrode surface is charged, can realize flexural vibrations.
The installation site of piezoelectric vibrator 1 can have multiple, and as preferred embodiment of the present utility model, piezoelectric vibrator 1 is arranged on the face-piece 3 of mobile terminal, is beneficial to the installation of piezoelectric vibrator 1 and the space layout of mobile terminal; Particularly: piezoelectric vibrator 1 can be fixed on face-piece 3 by bonded adhesives.Wherein, face-piece 3 can be the protective sleeve etc. of the original-pack battery cover of mobile terminal, accessory battery cover or mobile terminal.
Certainly, piezoelectric vibrator 1 also can be arranged on other positions of mobile terminal, and the fuselage as installed on the screen of the mobile terminal, being arranged on mobile terminal is first-class.
In the present embodiment, piezoelectric vibrator 1 is connected by vibration passing part 4 with vibration sounding part 2, and like this, the vibration produced by piezoelectric vibrator 1 just can be passed on vibration sounding part 2 through vibration passing part 4, realize the sounding of vibration-sound generating device, and then realize the broadcasting of raising one's voice of mobile multimedia terminal.This vibration sounding mode is defined as medium sounding.
Particularly, piezoelectric vibrator 1 is positioned at the side of face-piece 3, and vibration sounding part 2 is positioned at the opposite side of face-piece 3, and vibration passing part 4 connects piezoelectric vibrator 1 and vibration sounding part 2 through face-piece 3; Then piezoelectric vibrator 1 and vibration sounding part 2, are positioned at the inner side of face-piece 3, and another is positioned at the outside of face-piece 3, decreases vibration-sound generating device taking up room in mobile terminal.Further, piezoelectric vibrator 1 is positioned at the inner side of face-piece 3, and protection piezoelectric vibrator 1 is not by extraneous destruction; And vibration sounding part 2 is positioned at the outside of face-piece 3, then the size of vibration sounding part 2 is not by the spacial influence of mobile terminal inside, is beneficial to vibration-sound generating device and has better sounding effect.
Wherein, vibration sounding part 2 and vibration passing part 4 can be removable connections, and vibration passing part 4 only needs dimpling in the outside of face-piece 3; Further, the high spot of vibration passing part can be arranged on the place place of pattern, LOGO etc., make high spot more hidden, the outward appearance of mobile terminal is exquisiter; And vibration sounding part 2 can be the vibration sounding thing in the external worlds such as carton, plank or plastic box.
In the present embodiment, when vibration passing part 4 is through face-piece 3, vibration passing part 4 is close to the first perforation 31 on face-piece 3, avoids the foreign material such as dust, water to enter in mobile terminal through the first perforation 31, plays effect that is dust-proof, waterproof; Thus, without the need to additionally arranging the protecting components such as Air Filter.
With reference to Fig. 2, as the second embodiment of the present utility model:
A kind of vibration-sound generating device, comprising installation on mobile terminals as the piezoelectric vibrator 1 of vibration source, piezoelectric vibrator 1 being provided with the vibration sounding part 2 for receiving vibration.
The utility model embodiment is by above-mentioned vibrational power flow, the vibration source of piezoelectric vibrator 1 more tiny for volume as sounding is applied on mobile terminals, to drive vibration sounding part 2 sounding, under the prerequisite meeting instructions for use, decrease the volume of sound-producing device, be beneficial to the space layout of mobile terminal; And structure is simple, be convenient to install; Meanwhile, because piezoelectric vibrator 1 is ceramic component, then above-mentioned vibration-sound generating device can't impact the layout setting of antenna, is beneficial to the space layout of mobile terminal further.Wherein, mobile terminal can be mobile phone, panel computer, MP3, MP4 or notebook computer etc.; Piezoelectric vibrator 1 is made up of the piezoelectric patches of the different number of plies, after electrode surface is charged, can realize flexural vibrations.
The installation site of piezoelectric vibrator 1 can have multiple, and as preferred embodiment of the present utility model, piezoelectric vibrator 1 is arranged on the face-piece 3 of mobile terminal, is beneficial to the installation of piezoelectric vibrator 1 and the space layout of mobile terminal; Particularly: piezoelectric vibrator 1 can be fixed on face-piece 3 by bonded adhesives.Wherein, face-piece 3 can be the protective sleeve etc. of the original-pack battery cover of mobile terminal, accessory battery cover or mobile terminal.
Certainly, piezoelectric vibrator 1 also can be arranged on other positions of mobile terminal, and the fuselage as installed on the screen of the mobile terminal, being arranged on mobile terminal is first-class.
In the present embodiment, vibration sounding part 2 is phonation board, and phonation board vibration is connected on piezoelectric vibrator 1, and structure is simple, is beneficial to the assembling of vibration-sound generating device.This vibration sounding mode is defined as Self-sounding.
Particularly: piezoelectric vibrator 1 is positioned at the side of face-piece 3, phonation board is connected on piezoelectric vibrator 1 through face-piece 3 vibration, decreases vibration-sound generating device to taking up room in mobile terminal, is beneficial to the space layout of mobile terminal; Further, piezoelectric vibrator 1 is positioned at the inner side of face-piece 3, and protection piezoelectric vibrator 1 is not by extraneous destruction; Phonation board dimpling, in the outside of face-piece 3, meets the needs of sounding.
In the present embodiment, when phonation board is through face-piece 3, phonation board is close to the second perforation 32 on face-piece 3, avoids the foreign material such as dust, water to enter in mobile terminal through the second perforation 32, plays effect that is dust-proof, waterproof; Thus, without the need to additionally arranging the protecting components such as Air Filter.
The first embodiment as vibration sounding system:
A kind of vibration sounding system, comprise audio frequency generating means 5, piezoelectricity power amplifier 6, as the vibration-sound generating device of Fig. 1 and power supply 7, with reference to Fig. 3, the first end of piezoelectricity power amplifier 6 is connected with audio frequency generating means 5, second end is connected with piezoelectric vibrator 1, and the 3rd end is connected with power supply 7; Audio frequency generating means 5 produces audio signal, and audio signal is amplified by piezoelectricity power amplifier 6, and to drive piezoelectric vibrator 1 to vibrate, piezoelectric vibrator 1 is as vibration source outwardly radiation vibration, and power supply 7 is powered for piezoelectricity power amplifier 6.
The utility model embodiment is by above-mentioned vibrational power flow, the vibration source of piezoelectric vibrator 1 more tiny for volume as sounding is applied on mobile terminals, to drive vibration sounding part 2 sounding, under the prerequisite meeting instructions for use, decrease the volume of sound-producing device, be beneficial to the space layout of mobile terminal; And structure is simple, be convenient to install; Meanwhile, because piezoelectric vibrator 1 is ceramic component, then above-mentioned vibration-sound generating device can't impact the layout setting of antenna, is beneficial to the space layout of mobile terminal further.
Wherein, audio frequency generating means 5 can be the base band of mobile terminal, after base band produces audio signal, audio signal is passed to piezoelectricity power amplifier 6, by piezoelectricity power amplifier 6, audio signal is amplified, to drive piezoelectric vibrator 1 to vibrate, the vibration of piezoelectric vibrator 1 is passed to vibration sounding part 2 through vibration passing part 4, realizes vibration sounding.
Power supply 7 is the battery of mobile terminal, and namely the battery of mobile terminal is that piezoelectricity power amplifier 6 is powered.
The second embodiment as vibration sounding system:
A kind of vibration sounding system, comprise audio frequency generating means 5, piezoelectricity power amplifier 6, as the vibration-sound generating device of Fig. 2 and power supply 7, with reference to Fig. 3, the first end of piezoelectricity power amplifier 6 is connected with audio frequency generating means 5, second end is connected with piezoelectric vibrator 1, and the 3rd end is connected with power supply 7; Audio frequency generating means 5 produces audio signal, and audio signal is amplified by piezoelectricity power amplifier 6, and to drive piezoelectric vibrator 1 to vibrate, piezoelectric vibrator 1 is as vibration source outwardly radiation vibration, and power supply 7 is powered for piezoelectricity power amplifier 6.
The utility model embodiment is by above-mentioned vibrational power flow, the vibration source of piezoelectric vibrator 1 more tiny for volume as sounding is applied on mobile terminals, to drive vibration sounding part 2 sounding, under the prerequisite meeting instructions for use, decrease the volume of sound-producing device, be beneficial to the space layout of mobile terminal; And structure is simple, be convenient to install; Meanwhile, because piezoelectric vibrator 1 is ceramic component, then above-mentioned vibration-sound generating device can't impact the layout setting of antenna, is beneficial to the space layout of mobile terminal further.
Wherein, audio frequency generating means 5 can be the base band of mobile terminal, after base band produces audio signal, audio signal is passed to piezoelectricity power amplifier 6, by piezoelectricity power amplifier 6, audio signal is amplified, vibrate to drive piezoelectric vibrator 1, the vibration passing of piezoelectric vibrator 1, to phonation board, realizes vibration sounding.
Power supply 7 is the battery of mobile terminal, and namely the battery of mobile terminal is that piezoelectricity power amplifier 6 is powered.
Be one or more execution modes provided in conjunction with particular content as mentioned above, do not assert that concrete enforcement of the present utility model is confined to these explanations.Method all and of the present utility model, structure etc. are approximate, identical, or for making some technology deduction or replace under the utility model concept thereof, all should be considered as protection range of the present utility model.
Claims (10)
1. a vibration-sound generating device, is characterized in that, comprises installation on mobile terminals as the piezoelectric vibrator (1) of vibration source, described piezoelectric vibrator (1) is provided with the vibration sounding part (2) for receiving vibration.
2. vibration-sound generating device as claimed in claim 1, it is characterized in that, described piezoelectric vibrator (1) is arranged on the face-piece (3) of mobile terminal.
3. vibration-sound generating device as claimed in claim 2, it is characterized in that, described piezoelectric vibrator (1) and described vibration sounding part (2) realize vibrating by vibration passing part (4) and are connected.
4. vibration-sound generating device as claimed in claim 3, it is characterized in that, described piezoelectric vibrator (1) is positioned at the side of described face-piece (3), described vibration sounding part (2) is positioned at the opposite side of described face-piece (3), and described vibration passing part (4) connects described piezoelectric vibrator (1) and described vibration sounding part (2) through described face-piece (3).
5. vibration-sound generating device as claimed in claim 4, it is characterized in that, when described vibration passing part (4) is through described face-piece (3), described vibration passing part (4) is close to the first perforation (31) on described face-piece (3).
6. vibration-sound generating device as claimed in claim 2, it is characterized in that, described vibration sounding part (2) is phonation board, and described phonation board vibration is connected on described piezoelectric vibrator (1).
7. vibration-sound generating device as claimed in claim 6, it is characterized in that, described piezoelectric vibrator (1) is positioned at the side of described face-piece (3), and described phonation board is connected on described piezoelectric vibrator (1) through described face-piece (3) vibration.
8. vibration-sound generating device as claimed in claim 7, is characterized in that, when described phonation board is through described face-piece (3), described phonation board is close to the second perforation (32) on described face-piece (3).
9. a vibration sounding system, it is characterized in that, comprise audio frequency generating means (5), piezoelectricity power amplifier (6), vibration-sound generating device as described in any one of claim 1 to 8 and power supply (7), the first end of described piezoelectricity power amplifier (6) is connected with described audio frequency generating means (5), second end is connected with described piezoelectric vibrator (1), and the 3rd end is connected with described power supply (7);
Described audio frequency generating means (5) produces audio signal, audio signal is amplified by described piezoelectricity power amplifier (6), vibrate to drive described piezoelectric vibrator (1), described piezoelectric vibrator (1) is as vibration source outwardly radiation vibration, and described power supply (7) is powered for described piezoelectricity power amplifier (6).
10. vibration sounding system as claimed in claim 9, is characterized in that, the battery that described power supply (7) is mobile terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520176982.XU CN204518063U (en) | 2015-03-25 | 2015-03-25 | A kind of vibration-sound generating device and vibration sounding system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520176982.XU CN204518063U (en) | 2015-03-25 | 2015-03-25 | A kind of vibration-sound generating device and vibration sounding system |
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| CN204518063U true CN204518063U (en) | 2015-07-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110035340A (en) * | 2019-04-24 | 2019-07-19 | 维沃移动通信有限公司 | Terminal device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110035340A (en) * | 2019-04-24 | 2019-07-19 | 维沃移动通信有限公司 | Terminal device |
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