CN107087245A - A kind of sound-producing device - Google Patents
A kind of sound-producing device Download PDFInfo
- Publication number
- CN107087245A CN107087245A CN201710459179.0A CN201710459179A CN107087245A CN 107087245 A CN107087245 A CN 107087245A CN 201710459179 A CN201710459179 A CN 201710459179A CN 107087245 A CN107087245 A CN 107087245A
- Authority
- CN
- China
- Prior art keywords
- sound
- oscillating plate
- frequency scope
- driving body
- vibration
- 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.)
- Pending
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- 239000000463 material Substances 0.000 claims description 8
- 241001503991 Consolida Species 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 241000256844 Apis mellifera Species 0.000 description 1
- 229920001342 Bakelite® Polymers 0.000 description 1
- 241000222712 Kinetoplastida Species 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000009975 flexible effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- 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
-
- 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
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
A kind of sound-producing device, including：Source of sound interface, for being connected with source of sound input equipment, receives the sound source signal that source of sound input equipment is provided；Driving body, is connected with source of sound interface signal, and driving body response sound source signal produces the vibration signal matched with sound source signal；First oscillating plate, is connected with driving body, and the vibration of first frequency scope is carried out under the driving of vibration signal, to conduct acoustic signals corresponding with first frequency scope；Second oscillating plate, is connected with driving body, and the vibration of second frequency scope is carried out under the driving of vibration signal, to conduct acoustic signals corresponding with second frequency scope；The low-limit frequency of first frequency scope is more than or equal to the highest frequency of second frequency scope；First oscillating plate and the second oscillating plate are separate structure.Hereby it is achieved that the corresponding acoustic signals of conduction different frequency scope, that is, realize the high-low sound area point conduction of plane sound equipment.
Description
Technical field
The present invention relates to sound technique field, and in particular to a kind of sound-producing device.
Background technology
Flat panel loudspeaker is made up of source of sound input equipment, signal amplifier and loudspeaker, is a whole set of system, by driving
Kinetoplast excites the bending wave in phonation board and sounding.The difference of flat panel loudspeaker and traditional sound equipment is vibration principle.Flat board
Sound equipment is sticked together in one piece of special flat sheet and on the special relevant position specified by a slight driver, when leading
This driver will drive this flat sheet to produce undulating vibratory and sound conduction is gone out when electric.Pass through relative to traditional sound equipment
For concave loudspeaker, flat panel loudspeaker produces undulating vibratory conducted acoustic waves signal by flat sheet because of it so that flat
Plate sound equipment can save more spaces.
However, in the prior art, flat sheet is that integral type structure, i.e. phonation board are same sheet material so that plane sound equipment
It is difficult to the voice signal for conducting different frequency, that is, is difficult to differentiate between high bass.
Therefore, how to realize the high-low sound area point conduction of plane sound equipment turns into technical problem urgently to be resolved hurrily.
The content of the invention
The technical problem to be solved in the present invention is the high-low sound area point conduction for how realizing plane sound equipment.
Therefore, according in a first aspect, the embodiment of the invention discloses a kind of sound-producing device, including：
Source of sound interface, for being connected with source of sound input equipment, receives the sound source signal that source of sound input equipment is provided；Driving
Body, is connected with source of sound interface signal, and driving body response sound source signal produces the vibration signal matched with sound source signal；First shakes
Dynamic plate, is connected with driving body, and the vibration of first frequency scope is carried out under the driving of vibration signal, to conduct and first frequency model
Enclose corresponding acoustic signals；Second oscillating plate, is connected with driving body, and second frequency scope is carried out under the driving of vibration signal
Vibration, to conduct acoustic signals corresponding with second frequency scope；The low-limit frequency of first frequency scope is more than or equal to second
The highest frequency of frequency range；First oscillating plate and the second oscillating plate are separate structure.
Alternatively, driving body includes：First driving body, is connected with the first oscillating plate, and the first oscillating plate is according to the first driving
Body response sound source signal produces the vibration that first frequency scope is carried out under the driving of vibration signal corresponding with first frequency scope；
Second driving body, is connected with the second oscillating plate, and the second oscillating plate responds sound source signal according to the second driving body and produced and the second frequency
The vibration of second frequency scope is carried out under the driving of the corresponding vibration signal of rate scope.
Alternatively, the second oscillating plate is set around the first oscillating plate.
Alternatively, first frequency scope is 2000HZ-12000HZ, and second frequency scope is 50HZ-2000HZ.
Alternatively, in addition to：Fixed support, fixed support is annular in shape, the side for coating the second oscillating plate.
Alternatively, the first oscillating plate is prepared for rigid material.
Alternatively, the first oscillating plate is thinner than the second oscillating plate.
Alternatively, in addition to：Bugle, is looped around the setting of the first oscillating plate, with directive property conduction and first frequency scope pair
The acoustic signals answered.
Technical solution of the present invention, has the following advantages that：
Sound-producing device provided in an embodiment of the present invention, because the first oscillating plate and the second oscillating plate are separate structure, first
Oscillating plate carries out the vibration of first frequency scope under the driving of vibration signal, so as to conduct sound corresponding with first frequency scope
Ripple signal；Second oscillating plate carries out the vibration of second frequency scope under the driving of vibration signal, so as to conduct and second frequency
The corresponding acoustic signals of scope.Hereby it is achieved that the corresponding acoustic signals of conduction different frequency scope, that is, realize surface sound
Loud high-low sound area point conduction.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The accompanying drawing used required in embodiment or description of the prior art is briefly described, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of sound-producing device overlooking the structure diagram in the embodiment of the present invention；
Fig. 2 is a kind of sound-producing device side view planing surface structural representation in the embodiment of the present invention.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than indicate or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that indicating or implying relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, can be with
It is the connection of two element internals, can is wireless connection or wired connection.For one of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
As long as in addition, technical characteristic involved in invention described below different embodiments non-structure each other
It can just be combined with each other into conflict.
In order to realize the high-low sound area point conduction of plane sound equipment, present embodiment discloses a kind of sound-producing device, Fig. 1 refer to
And Fig. 2, wherein, Fig. 1 is the sound-producing device overlooking the structure diagram, and Fig. 2 is the sound-producing device side view planing surface structural representation.This
Sound-producing device includes disclosed in embodiment：Source of sound interface, driving body 1, the first oscillating plate 2 and the second oscillating plate 3, wherein：
Source of sound interface (being marked not shown in figure) is used to be connected with source of sound input equipment, receives what source of sound input equipment was provided
Sound source signal.In the present embodiment, alleged source of sound input equipment can be external or be arranged in sound-producing device.Sound
Source interface can be connected by Audio Data Line with source of sound input equipment；Can also wirelessly with source of sound input equipment
Connection, the wireless mode such as wifi, bluetooth.In a particular embodiment,
Driving body 1 is connected with source of sound interface signal, and the response sound source signal of driving body 1 is produced and shaking that sound source signal matches
Dynamic signal.In the present embodiment, driving body 1 can be realized by existing electromagnetism moving-coil type, can also be realized by piezoelectric type,
It can also be realized by band dress magnetic circuit or high pressure excitation formula etc..
First oscillating plate 2 is connected with driving body 1, and the vibration of first frequency scope is carried out under the driving of vibration signal, with
Conduction acoustic signals corresponding with first frequency scope.In the present embodiment, alleged first frequency scope is high-frequency range, can
In the embodiment of choosing, first frequency scope is 2000HZ-12000HZ.In the present embodiment, the first oscillating plate 2 is by carrying out first
The vibration of frequency range is conducted to carry out the acoustic signals of high pitch.In a particular embodiment, the first oscillating plate is rigid material system
It is standby.For example, by special aviation-grade material thickness in such as below 1mm and relatively hard such as aluminium, titanium metal film, PEN, PEI are passed
The materials such as system pronunciation plastic film, bakelite diaphragm make, relative thin and the pronunciation board (film) rich in rigidity, so as to send high frequency
Section 2000HZ-12000HZ high-frequency vibration.
Second oscillating plate 3 is connected with driving body 1, and the vibration of second frequency scope is carried out under the driving of vibration signal, with
Conduction acoustic signals corresponding with second frequency scope.In the present embodiment, the low-limit frequency of first frequency scope is more than or equal to
The highest frequency of second frequency scope.Specifically, second frequency scope is low frequency ranges, in an alternate embodiment of the invention, second
Frequency range is 50HZ-2000HZ.In an alternate embodiment of the invention, the second oscillating plate 3 is set around the first oscillating plate 2.Specific
In embodiment, the first oscillating plate 2 is thinner than the second oscillating plate 3.For example, the second oscillating plate 3 can use the honeybee thick more than 1mm to 10mm
Nest aluminium sheet, cardboard, the solid platelets material of cystosepiment or other flexibles, are made comprising plastic plate, relative thick and have bullet
The pronunciation board of property excites bending wave and sends middle low frequency 50HZ-2000HZ low frequency vibration.
In the present embodiment, the first oscillating plate 2 and the second oscillating plate 3 are separate structure.Because the first oscillating plate 2 and second shakes
Dynamic plate 3 is separate structure, as a result, the first oscillating plate 2 and the second oscillating plate 3 can conduct high pitch and bass respectively, then
Realize the high-low sound area point conduction of plane sound equipment.
In an alternate embodiment of the invention, the sound-producing device also includes：In fixed support 4, the present embodiment, fixed support 4 is in ring
Shape, the side for coating the second oscillating plate 3.In a particular embodiment, it can make firm with materials such as wood, aluminium alloy, iron
On-deformable fixed support realizes the protection to sound-producing device with this as the fixing device of whole system.
In an alternate embodiment of the invention, the sound-producing device also includes：Bugle, specifically, bugle are looped around the first oscillating plate 2 and set
Put, acoustic signals corresponding with first frequency scope are conducted with directive property.
In an alternate embodiment of the invention, driving body 1 includes：First driving body 11 and the second driving body 12, wherein：
First driving body 11 is connected with the first oscillating plate 2, and the first oscillating plate 2 responds sound source signal according to the first driving body and produced
The vibration of first frequency scope is carried out under the driving of raw vibration signal corresponding with first frequency scope.
Second driving body 12 is connected with the second oscillating plate 3, and the second oscillating plate 3 responds sound source signal according to the second driving body and produced
The vibration of second frequency scope is carried out under the driving of raw vibration signal corresponding with second frequency scope.
It should be noted that in specific implementation process, can be divided by frequency divider to sound source signal, dividing
After frequency, the sound source signal of first frequency scope is passed into the first driving body 11, the sound source signal of second frequency scope is transmitted
To the second driving body 12.
The sound-producing device that the present embodiment is provided, because the first oscillating plate and the second oscillating plate are separate structure, the first vibration
Plate carries out the vibration of first frequency scope under the driving of vibration signal, so as to conduct sound wave letter corresponding with first frequency scope
Number；Second oscillating plate carries out the vibration of second frequency scope under the driving of vibration signal, so as to conduct and second frequency scope
Corresponding acoustic signals.Hereby it is achieved that the corresponding acoustic signals of conduction different frequency scope, that is, realize plane sound equipment
High-low sound area point conduction.
Obviously, above-described embodiment is only intended to clearly illustrate example, and the not restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (8)
1. a kind of sound-producing device, it is characterised in that including：
Source of sound interface, for being connected with source of sound input equipment, receives the sound source signal that the source of sound input equipment is provided；
Driving body, is connected with the source of sound interface signal, and the driving body responds the sound source signal and produced to be believed with the source of sound
Number vibration signal matched；
First oscillating plate, is connected with the driving body, and the vibration of first frequency scope is carried out under the driving of the vibration signal,
To conduct acoustic signals corresponding with the first frequency scope；
Second oscillating plate, is connected with the driving body, and the vibration of second frequency scope is carried out under the driving of the vibration signal,
To conduct acoustic signals corresponding with the second frequency scope；The low-limit frequency of the first frequency scope is more than or equal to institute
State the highest frequency of second frequency scope；
First oscillating plate and second oscillating plate are separate structure.
2. sound-producing device as claimed in claim 1, it is characterised in that the driving body includes：
First driving body, is connected with first oscillating plate, and first oscillating plate is according to being responded first driving body
Sound source signal produces the vibration that first frequency scope is carried out under the driving of vibration signal corresponding with the first frequency scope；
Second driving body, is connected with second oscillating plate, and second oscillating plate is according to being responded second driving body
Sound source signal produces the vibration that second frequency scope is carried out under the driving of vibration signal corresponding with the second frequency scope.
3. sound-producing device as claimed in claim 1, it is characterised in that second oscillating plate is set around first oscillating plate
Put.
4. sound-producing device as claimed in claim 1, it is characterised in that the first frequency scope is 2000HZ-12000HZ,
The second frequency scope is 50HZ-2000HZ.
5. the sound-producing device as described in claim 1-4 any one, it is characterised in that also include：
Fixed support, the fixed support is annular in shape, the side for coating second oscillating plate.
6. the sound-producing device as described in claim 1-4 any one, it is characterised in that first oscillating plate is rigid material
Prepare.
7. the sound-producing device as described in claim 1-4 any one, it is characterised in that first oscillating plate is thinner than described
Two oscillating plates.
8. the sound-producing device as described in claim 1-4 any one, it is characterised in that also include：
Bugle, is looped around first oscillating plate and sets, and conducting sound wave corresponding with the first frequency scope with directive property believes
Number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710459179.0A CN107087245A (en) | 2017-06-16 | 2017-06-16 | A kind of sound-producing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710459179.0A CN107087245A (en) | 2017-06-16 | 2017-06-16 | A kind of sound-producing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107087245A true CN107087245A (en) | 2017-08-22 |
Family
ID=59606388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710459179.0A Pending CN107087245A (en) | 2017-06-16 | 2017-06-16 | A kind of sound-producing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107087245A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111373765A (en) * | 2017-11-01 | 2020-07-03 | 迈特控股有限公司 | Low profile speaker apparatus |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU5431901A (en) * | 2000-07-11 | 2002-01-17 | Kef Audio (Uk) Limited | Compound loudspeaker having a magnet system |
| US20040202047A1 (en) * | 2003-04-08 | 2004-10-14 | Fripp Michael L. | Hybrid piezoelectric and magnetostrictive actuator |
| CN201557239U (en) * | 2009-10-20 | 2010-08-18 | 黄安福 | Plane sound box |
| CN102362309A (en) * | 2009-02-07 | 2012-02-22 | 莱纳·罗塞·威尔逊 | Acoustic absorber, acoustic transducer, and method for producing an acoustic absorber or an acoustic transducer |
| CN106664489A (en) * | 2014-06-05 | 2017-05-10 | 弗劳恩霍夫应用研究促进协会 | Loud-speaker system |
| CN207070328U (en) * | 2017-06-16 | 2018-03-02 | 深圳市一禾音视频科技有限公司 | A kind of sound-producing device |
-
2017
- 2017-06-16 CN CN201710459179.0A patent/CN107087245A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU5431901A (en) * | 2000-07-11 | 2002-01-17 | Kef Audio (Uk) Limited | Compound loudspeaker having a magnet system |
| US20040202047A1 (en) * | 2003-04-08 | 2004-10-14 | Fripp Michael L. | Hybrid piezoelectric and magnetostrictive actuator |
| CN102362309A (en) * | 2009-02-07 | 2012-02-22 | 莱纳·罗塞·威尔逊 | Acoustic absorber, acoustic transducer, and method for producing an acoustic absorber or an acoustic transducer |
| CN201557239U (en) * | 2009-10-20 | 2010-08-18 | 黄安福 | Plane sound box |
| CN106664489A (en) * | 2014-06-05 | 2017-05-10 | 弗劳恩霍夫应用研究促进协会 | Loud-speaker system |
| CN207070328U (en) * | 2017-06-16 | 2018-03-02 | 深圳市一禾音视频科技有限公司 | A kind of sound-producing device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111373765A (en) * | 2017-11-01 | 2020-07-03 | 迈特控股有限公司 | Low profile speaker apparatus |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170822 |