CN107371077A - The earphone of moving-coil piezoelectricity double-tone band loudspeaker - Google Patents
The earphone of moving-coil piezoelectricity double-tone band loudspeaker Download PDFInfo
- Publication number
- CN107371077A CN107371077A CN201610316632.8A CN201610316632A CN107371077A CN 107371077 A CN107371077 A CN 107371077A CN 201610316632 A CN201610316632 A CN 201610316632A CN 107371077 A CN107371077 A CN 107371077A
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- coil
- pelvic cavity
- loudspeaker
- moving
- cavity body
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- 239000012528 membrane Substances 0.000 claims description 15
- 239000000919 ceramic Substances 0.000 claims description 10
- 239000011148 porous material Substances 0.000 claims description 10
- 101001010782 Drosophila melanogaster Fez family zinc finger protein erm Proteins 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 5
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 9
- 238000004806 packaging method and process Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 8
- 238000004026 adhesive bonding Methods 0.000 description 5
- 238000000354 decomposition reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 210000003454 tympanic membrane Anatomy 0.000 description 2
- 240000006409 Acacia auriculiformis Species 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
- 210000000883 ear external Anatomy 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 230000007306 turnover Effects 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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
The present invention provides a kind of earphone of moving-coil piezoelectricity double-tone band loudspeaker, including：One shell and a combined type speaker unit；The inner hollow of shell forms an inner chamber；Combined type speaker unit is arranged among the inner chamber of shell, including：One pelvic cavity body, a coil-moving speaker, a piezo-electric loudspeaker and a circuit unit；Pelvic cavity body is a kind of container with the end and forms a pelvic cavity wherein, pelvic cavity body has an opening, piezo-electric loudspeaker is arranged at the opening of pelvic cavity body, coil-moving speaker is arranged among pelvic cavity and between the bottom of piezo-electric loudspeaker and pelvic cavity body, and the bottom outside that circuit unit is arranged at pelvic cavity body is for electrically connecting to coil-moving speaker, piezo-electric loudspeaker and external sound source circuit；The coil-moving speaker and piezo-electric loudspeaker of the present invention is arranged at the construction of pelvic cavity body together, can improve the space-consuming of packaging efficiency and reduction in the lumen, has and expands frequency range, improves the effect of resolution ratio and high frequency.
Description
Technical field
It is particularly a kind of to be raised one's voice comprising coil-moving speaker and piezoelectric type the present invention relates to a kind of construction of earphone
The earphone of the moving-coil piezoelectricity double-tone band loudspeaker of device.
Background technology
The earphone of early stage only has a loudspeaker (being typically also known as loudspeaker), and is mostly raising one's voice for middle bass domain
Device, it is bad for the sound equipment output effect of high range, it is difficult to meet user for earphone in alt domain
Audio requirement.In order to solve the above problems, one kind includes middle bass domain loudspeaker and alt domain loudspeaker
Earphone be suggested；Such as Chinese invention patent application publication number CN105263077A proposes a kind of " electricity
Sound converting apparatus and electronic equipment ", including：Housing (41), piezoelectric type sounding body (32), electromagnetic type hair
Sound body (31) and passage portion (35)；Piezoelectric type sounding body (32), which includes having, is directly or indirectly supported in housing
(41) oscillating plate (321) of peripheral part and be configured at oscillating plate (321) at least one face piezoelectric element
(322).The inside of housing (41) is divided into the 1st spatial portion (1) and the 2nd spatial portion by piezoelectric type sounding body (32)
(S2).Electromagnetic type sounding body (31) is configured at the 1st spatial portion (S1).Passage portion (35) is arranged at piezoelectric type sounding
Body (32) or its around, and make to connect between the 1st spatial portion (S1) and the 2nd spatial portion (S2).
Foregoing patented technology by being installed on earphone together by piezoelectric type sounding body and electromagnetic type sounding body
The mode of housing, the purpose of the audio of bass domain and high range in realizing while providing, but pressure therein
Electric-type sounding body and electromagnetic type sounding body are to be respectively arranged in housing and the first spatial portion, and this construction is in housing
Inside occupy larger space, the number of assembling steps of part is more and then influences its assembly cost, and press
The alignment of the relative position of electric-type sounding body and electromagnetic type sounding body less easily, relatively influences the group of product
Fill efficiency.
The content of the invention
The technical problem to be solved in the present invention be to provide a kind of construction simplify, assemble easily, can expand frequently
The earphone of moving-coil piezoelectricity double-tone band loudspeaker that is wide, improving resolution ratio and high-frequency effect.
In order to solve above-mentioned technical problem, the earphone of moving-coil piezoelectricity double-tone band loudspeaker of the present invention, including：
One shell and a combined type speaker unit；Wherein the inner hollow of shell forms an inner chamber, before shell includes one
Shell and a rear shell, fore shell have a sender, and fore shell and rear shell can be combined with each other to form described inner chamber；
Combined type speaker unit, is arranged among the inner chamber of shell, including：One pelvic cavity body, a coil-moving speaker,
One piezo-electric loudspeaker and a circuit unit；Pelvic cavity body is a kind of container with the end and forms a basin wherein
Chamber, pelvic cavity body have an opening towards fore shell direction, and the bottom of pelvic cavity body is towards the direction of rear shell, piezoelectricity
Formula loudspeaker is arranged at the opening of pelvic cavity body, keeps a spacing distance to be formed between piezo-electric loudspeaker and fore shell
One ante-chamber, coil-moving speaker be arranged among pelvic cavity and between the bottom of piezo-electric loudspeaker and pelvic cavity body it
Between；Circuit unit is arranged at the bottom outside of pelvic cavity body, and circuit unit is electrically connected with coil-moving speaker, pressure
Electric-type loudspeaker and external sound source circuit.
In one embodiment of the invention, wherein fore shell has a sound tube and an ear muff, and sound tube is by going out sound
Hole connects with inner chamber, and ear muff is to be sheathed on sound tube.
In the port of export of the embodiment, wherein sound tube of the earphone of moving-coil piezoelectricity double-tone band loudspeaker of the present invention
It is additionally provided with an Air Filter.
In an embodiment of the earphone of moving-coil piezoelectricity double-tone band loudspeaker of the present invention, wherein coil-moving speaker
The coaxial each other relation in axle center and the axle center of piezo-electric loudspeaker.
In an embodiment of the earphone of moving-coil piezoelectricity double-tone band loudspeaker of the present invention, wherein coil-moving speaker
Axle center and the axle center of piezo-electric loudspeaker out-of-alignment relation each other.
In the bottom tool of an embodiment of the earphone of moving-coil piezoelectricity double-tone band loudspeaker of the present invention, wherein pelvic cavity body
There is the inner chamber of at least two perforation connection pelvic cavity and shell.
In an embodiment of the earphone of moving-coil piezoelectricity double-tone band loudspeaker of the present invention, wherein combined type speaker unit
Pelvic cavity body include a support, branch is set up among the pelvic cavity of pelvic cavity body and between coil-moving speaker and piezoelectricity
Between formula loudspeaker, to support piezo-electric loudspeaker, and make and being protected between piezo-electric loudspeaker and vibrating membrane
Hold a spacing distance.
In an embodiment of the earphone of moving-coil piezoelectricity double-tone band loudspeaker of the present invention, its medium-height trestle is a kind of ring-type
Component, be attached at the inner side of the side wall of pelvic cavity body.
In an embodiment of the earphone of moving-coil piezoelectricity double-tone band loudspeaker of the present invention, wherein coil-moving speaker bag
Contain：One driver element and a vibrating membrane, driver element includes a magnet and a magnet coil, magnet are fixedly arranged on
The inner side of the bottom of pelvic cavity body, magnet coil are movably set in the outside of magnet, and vibrating membrane is arranged at basin
Among the pelvic cavity of cavity, the inner surface connection magnet coil of vibrating membrane, magnet coil can pass through pelvic cavity body
It is electrically connected with circuit unit.
In an embodiment of the earphone of moving-coil piezoelectricity double-tone band loudspeaker of the present invention, wherein piezo-electric loudspeaker bag
An oscillating plate and at least a piezoelectric ceramics component are included, wherein piezoelectric ceramics component is arranged at the centre bit of oscillating plate
Put, wherein oscillating plate has multiple intercommunicating pores, those intercommunicating pores be arranged on around piezoelectric ceramics component and
It is symmetrical with the position in the axle center of piezo-electric loudspeaker.
The coil-moving speaker and piezo-electric loudspeaker of the present invention is arranged at the construction of pelvic cavity body together, it is not necessary to
It is other to connect the construction of coil-moving speaker and piezo-electric loudspeaker in shell setting, except that can improve
Packaging efficiency can also reduce volume, reduce space-consuming in the lumen, cavity space before relatively increasing,
And have and expand frequency range, improve resolution ratio and high-frequency effect, obtain clean strong high frequency tonequality, and enhancing
The richness of sound and the reverberation effect of music.For manufacturer, the present invention is relative to foregoing existing
Technology can simplify assembly program, there is construction to simplify, assemble that easy, packaging efficiency is good, production capacity is good and
The advantages of reducing assembly cost.
The detailed content of other effects and embodiment for the present invention, schema is coordinated to be described as follows.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that,
Drawings in the following description are only some embodiments described in the application, for the common skill in this area
For art personnel, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings
Its accompanying drawing.
Fig. 1 is the structure decomposition map of the dynamic embodiment of the present invention；
Fig. 2 is the local structure exploded view of one embodiment of the invention, wherein illustrating combined type speaker unit
Structure decomposition map；
Fig. 3 is the structure profile diagram of the dynamic embodiment of the present invention；
Fig. 4 is the local structure exploded view that the present invention moves another embodiment, wherein illustrating combined type speaker unit
Structure decomposition map；
Fig. 5 is the local structure figure of Fig. 4 embodiment, illustrates piezo-electric loudspeaker and is installed in the eccentric of support
Annular groove；
Fig. 6 is the structure profile diagram of another embodiment of the present invention；
Fig. 7 is frequency rule-response test curve map of the present invention.
Symbol description
The inner chamber of 10 shell 101
The groove of 11 fore shell 111
The barb of 12 rear shell 121
The sound tube of 13 sender 14
The Air Filter of 15 ear muff 16
The pelvic cavity body of 20 combined type speaker unit 30
The side wall of 31 bottom 32
The ante-chamber of 33 pelvic cavity 34
35 40 coil-moving speakers of perforation
The magnet of 41 vibrating membrane 42
The piezo-electric loudspeaker of 43 magnet coil 50
The piezoelectric ceramics component of 51 oscillating plate 52
The flexible printer circuit of 53 intercommunicating pore 54
The support of 60 circuit unit 70
71 annular groove L1 axle center
L2 axle center
Embodiment
Referring initially to Fig. 1 to Fig. 3, the earphone of moving-coil piezoelectricity double-tone band loudspeaker of the present invention, including：Outside one
The combined type speaker unit 20 of shell 10 and one.
Wherein the inner hollow of shell 10 forms an inner chamber 101, and shell 10 includes a fore shell 11 and a rear shell 12,
Wherein fore shell 11 is the part in closer human ear direction in whole shell 10, and fore shell 11 and rear shell 12 can be mutual
Combination forms described inner chamber 101, and one of which embodiment is that fore shell is made with plastic ejection moulding technology
11 and rear shell 12, forming one kind respectively in the opening of rear shell 12 and the opening of fore shell 11 can block mutually
The barb 121 and groove 111 of conjunction, therefore, the opening of rear shell 12 can in a manner of engaging with the opening of fore shell 11
It is combined with each other, there is fore shell 11 sender 13 to be available for sound caused by combined type speaker unit 20 to reach people
Ear, sender 13 can be that the construction of single individual hole or one kind are distributed in fore shell 11 comprising multiple
A kind of construction of similar mesh that is formed of said minuscule hole.Preferably a kind of embodiment of the invention, wherein
Fore shell 11 forms a kind of shell 10 with turnover external form with rear shell 12, can be with the shape of human antrum auris and external ear
Adaptation, there is comfortable wearability, and preferably locating effect and difficult for drop-off.
In the preferred embodiment of the present invention, the sender 13 of wherein fore shell 11 is the construction of single individual hole,
Fore shell 11 has a sound tube 14 and the soft ear muff of an ear muff 15 such as silica gel matter, and sound tube 14 is by going out sound
Hole 13 connects with inner chamber 101, and ear muff 15 is sheathed on sound tube 14.It is preferred that the port of export of sound tube 14 is also
It is provided with an Air Filter 16.
Wherein combined type speaker unit 20 is arranged among the inner chamber 101 of shell 10, including：One pelvic cavity body 30,
One coil-moving speaker 40, a piezo-electric loudspeaker 50 and a circuit unit 60；Pelvic cavity body 30 is that one kind has
The component of the container shapes at bottom is, for example, one kind with component made of plastic ejection moulding technology, pelvic cavity body 30
Comprising a bottom 31 and a side wall 32, side wall 32 is around bottom 31 wherein forming a basin in pelvic cavity body 30
Chamber 33, pelvic cavity body 30 have an opening towards the direction of fore shell 11, and the bottom 31 of pelvic cavity body 30 is towards rear shell 12
Direction, piezo-electric loudspeaker 50 is arranged at the opening of pelvic cavity body 30, and coil-moving speaker 40 is arranged at pelvic cavity
Among 33 and between piezo-electric loudspeaker 50 and the bottom 31 of pelvic cavity body 30, and coil-moving speaker 40
Go out sound direction towards piezo-electric loudspeaker 50；In one embodiment of the present invention, its pelvic cavity body 30 is opened
Mouth is fixed on fore shell 11, for example, in a manner of gluing by the edge gluing of the opening of pelvic cavity body 30 in fore shell 11
Inner side, wherein kept between piezo-electric loudspeaker 50 and fore shell 11 spacing distance formed an ante-chamber 34；Electricity
Road unit 60 is arranged at the outside of the bottom 31 of pelvic cavity body 30, and circuit unit 60 is electrically connected with coil-moving speaker
40th, piezo-electric loudspeaker 50 and external sound source circuit (such as earphone jack of stereo set), wherein one is preferable
Embodiment, piezo-electric loudspeaker 50 have a flexible printer circuit 54 electrically to connect with circuit unit 60
Connect, therefore audio signal caused by external sound source circuit can drive described moving-coil type via circuit unit 60
Loudspeaker 40 and piezo-electric loudspeaker 50 produce the sound equipment of different audios respectively.
Coil-moving speaker 40 is the sound in bass domain in producing, and a kind of of coil-moving speaker 40 implements
Example includes：One driver element and a vibrating membrane 41, an embodiment of driver element include a magnet 42 and an electricity
Magnetic coil 43, magnet 42 are fixedly arranged in the pelvic cavity 33 of pelvic cavity body 30, and a kind of embodiment therein is for example straight
Connect or be installed in indirectly by supporter pelvic cavity body 30 bottom 31 inner side, magnet coil 43 is movable
Ground is set in the outside of magnet 42, and vibrating membrane 41 is arranged among the pelvic cavity 33 of pelvic cavity body 30, and one of which is real
The mode of applying is that the periphery of vibrating membrane 41 is fixed into (such as gluing) in the inner side of pelvic cavity body 30, vibrating membrane 41 it is interior
Side surface (towards a side surface of magnet 42) connects (such as gluing) magnet coil 43, the electricity of magnet coil 43
Can extremely pelvic cavity body 30 and circuit unit 60 be passed through to be electrically connected with.On the one hand, the bottom 31 of pelvic cavity body 30
Inner chamber 101 with least two connection pelvic cavity 33 of perforation 35 and shell 10, can be in coil-moving speaker 40
Vibrating membrane 41 when acting regulation coil-moving speaker 40 produce pressure among pelvic cavity 33, and regulation audio
Effect.
Piezo-electric loudspeaker 50 is the loudspeaker in alt domain and is closer to the ear-drum of human ear, and the shortwave of high pitch is defeated
Go out to ear-drum narrow space, therefore high quality and the clearly output of alt domain sound can be provided.Wherein press
Electric-type loudspeaker 50 includes an oscillating plate 51 and at least a piezoelectric ceramics component 52, wherein piezoelectric ceramics component 52
Be arranged at the center of oscillating plate 51, wherein oscillating plate 51 has multiple intercommunicating pores 53, intercommunicating pore 53 compared with
Good shape is circular or ellipse, and those intercommunicating pores 53 are arranged on around piezoelectric ceramics component 52 and symmetrical
In the axle center L2 of piezo-electric loudspeaker 50 position, the sound in middle bass domain can caused by coil-moving speaker 50
To be transmitted by these intercommunicating pores 53 to the direction of human ear, by the shape, big for adjusting these intercommunicating pores 53
Small, quantity and position, it can also further adjust the audio of output.
It is by moving-coil type in a kind of assembled embodiment of the earphone of moving-coil piezoelectricity double-tone band loudspeaker of the present invention
Loudspeaker 40 and piezo-electric loudspeaker 50 are installed in pelvic cavity body 30 and form combined type speaker unit 20 in advance together, then
Combined type speaker unit 20 is assembled in the medial surface of fore shell 11, therefore, there is no need to set in shell 10 other
To connect coil-moving speaker 40 and piezo-electric loudspeaker 50, number of assembling steps can be simplified and improve assembling
Efficiency；In another assembled embodiment of the present invention, piezo-electric loudspeaker 50 first can be assembled in fore shell
11 medial surface, such as gluing are fixed on the medial surface of fore shell 11, and coil-moving speaker 40 is installed in pelvic cavity body
Fore shell 11 is assembled in together again after 30, and is combined into combined type speaker unit with piezo-electric loudspeaker 50
20。
In an embodiment of the earphone of moving-coil piezoelectricity double-tone band loudspeaker of the present invention, wherein combined type speaker unit
20 pelvic cavity body 30 includes a support 70, and support 70 is among the pelvic cavity 33 of pelvic cavity body 30 and between moving-coil type
Between loudspeaker 40 and piezo-electric loudspeaker 50, to support piezo-electric loudspeaker 50, and piezoelectric type is made to raise
A spacing distance is kept between sound device 50 and vibrating membrane 41, a kind of embodiment of support 70 is a kind of ring-type
Component, it is attached at the inner side of the side wall 32 of pelvic cavity body 30.
Referring to Fig. 3, an embodiment of the earphone in moving-coil piezoelectricity double-tone band loudspeaker of the present invention, moving-coil type
Relation coaxial each other the axle center L1 of the loudspeaker 40 and axle center L2 of piezo-electric loudspeaker 50.
Fig. 4 is referred to Fig. 6, wherein depicting the another of the earphone of moving-coil piezoelectricity double-tone band loudspeaker of the present invention
The construction of kind embodiment, and the difference of earlier figures 1 to Fig. 3 embodiment are that Fig. 4 to Fig. 6 is illustrated another
In kind embodiment, the axle center L1 of coil-moving speaker 40 and the axle center L2 of piezo-electric loudspeaker 50 are different each other
The relation of axle, as depicted in Fig. 5 and Fig. 6, its medium-height trestle 70 has an eccentric annular groove 71, specifically,
The axle center of annular groove 71 and the axle center L1 of coil-moving speaker 40 be not in same axis, and piezo-electric loudspeaker 50
Then it is arranged among annular groove 71.
Referring to Fig. 7, it is frequency rule-response test curve map of the present invention, the curve 1 in figure is prior art
For earphone through surveying the response curve in different frequency, curve 2 is moving-coil piezoelectricity double-tone band loudspeaker of the present invention
Earphone actual measurement in the response curve of different frequency, both are compared it can be found that moving-coil piezoelectricity double-tone of the present invention
The earphone of band loudspeaker is in the scope of high frequency, such as the response of the scope in more than 12Khz is significantly excellent
In prior art earphone.
The coil-moving speaker 40 and piezo-electric loudspeaker 50 of the present invention is arranged at the construction of pelvic cavity body 30 together,
Need not be set in shell 10 it is other to connect the construction of coil-moving speaker 40 and piezo-electric loudspeaker 50,
Volume can also be reduced except packaging efficiency can be improved, reduces the space-consuming in inner chamber 101, relatively
Ground increases the space of ante-chamber 34, and has and expand frequency range, improves resolution ratio and high-frequency effect, obtains clean strong
High frequency tonequality, and enhancing sound richness and music reverberation effect.For manufacturer, this
Invention can simplify assembly program relative to foregoing prior art, and there is construction to simplify, assemble easy, group
Fill the advantages of efficiency is good, production capacity is good and reduces assembly cost.
Embodiment described above and/or embodiment, only it is to illustrate to realize the preferable of the technology of the present invention
Embodiment and/or embodiment, any formal limitation not is made to the embodiment of the technology of the present invention,
Any those skilled in the art, in the scope for not departing from the technological means disclosed in present invention, when can make
A little change is modified to other equivalent embodiments, but still should be regarded as the technology substantially identical with the present invention
Or embodiment.
Claims (10)
- A kind of 1. earphone of moving-coil piezoelectricity double-tone band loudspeaker, it is characterised in that including：One shell and one Combined type speaker unit；Wherein the inner hollow of the shell forms an inner chamber, and the shell includes a fore shell and one Rear shell, the fore shell have a sender, and the fore shell and rear shell can be combined with each other to form the inner chamber；This is compound Formula speaker unit is arranged among the inner chamber of the shell, and the combined type speaker unit includes：One pelvic cavity body, One coil-moving speaker, a piezo-electric loudspeaker and a circuit unit；The pelvic cavity body includes a bottom and one Side wall, for the side wall around bottom wherein to form a pelvic cavity in the pelvic cavity body, the pelvic cavity body has direction One opening in the fore shell direction, the bottom of the pelvic cavity body is towards the direction of the rear shell, the piezo-electric loudspeaker The opening of the pelvic cavity body is arranged at, keeps a spacing distance to be formed between the piezo-electric loudspeaker and the fore shell One ante-chamber, the coil-moving speaker are arranged among the pelvic cavity and between the piezo-electric loudspeakers and the pelvic cavity body The bottom between；The circuit unit is arranged at the bottom outside of the pelvic cavity body, and the circuit unit electrically connects Connect the coil-moving speaker and the piezo-electric loudspeaker.
- 2. the earphone of moving-coil piezoelectricity double-tone band loudspeaker as claimed in claim 1, it is characterised in that this is dynamic The axle center of coil loundspeaker and the axle center of piezo-electric loudspeaker relation coaxial each other.
- 3. the earphone of moving-coil piezoelectricity double-tone band loudspeaker as claimed in claim 1, it is characterised in that this is dynamic The axle center of coil loundspeaker and the axle center of the piezo-electric loudspeaker out-of-alignment relation each other.
- 4. the earphone of moving-coil piezoelectricity double-tone band loudspeaker as claimed in claim 2 or claim 3, it is characterised in that The fore shell has a sound tube and an ear muff, and the sound tube is connected by the sender with the inner chamber, the ear muff It is to be sheathed on the sound tube.
- 5. the earphone of moving-coil piezoelectricity double-tone band loudspeaker as claimed in claim 4, it is characterised in that this goes out The port of export of sound tube is additionally provided with an Air Filter.
- 6. the earphone of moving-coil piezoelectricity double-tone band loudspeaker as claimed in claim 2 or claim 3, it is characterised in that There are at least two perforation to connect the pelvic cavity and the inner chamber of the shell for the bottom of the pelvic cavity body.
- 7. the earphone of moving-coil piezoelectricity double-tone band loudspeaker as claimed in claim 2 or claim 3, it is characterised in that The pelvic cavity body of the combined type speaker unit includes a support, and the branch is set up among the pelvic cavity of the pelvic cavity body And between the coil-moving speaker and the piezo-electric loudspeaker, to support the piezo-electric loudspeaker, and And make and a spacing distance is kept between the piezo-electric loudspeaker and the vibrating membrane.
- 8. the earphone of moving-coil piezoelectricity double-tone band loudspeaker as claimed in claim 7, it is characterised in that the branch Frame is a kind of inner side for the side wall that component of ring-type is attached at the pelvic cavity body.
- 9. the earphone of moving-coil piezoelectricity double-tone band loudspeaker as claimed in claim 2 or claim 3, itself characterized in that, The coil-moving speaker includes：One driver element and a vibrating membrane, the driver element include a magnet and an electricity Magnetic coil, the magnet are fixedly arranged on the inner side of the bottom of the pelvic cavity body, and the magnet coil is movably set in The outside of the magnet, the vibrating membrane are arranged among the pelvic cavity of the pelvic cavity body, the inner surface of the vibrating membrane The magnet coil is connected, the magnet coil can pass through the pelvic cavity body and the circuit unit to be electrically connected with.
- 10. the earphone of moving-coil piezoelectricity double-tone band loudspeaker as claimed in claim 9, it is characterised in that should Piezo-electric loudspeaker includes an oscillating plate and an at least piezoelectric ceramics component, and the wherein piezoelectric ceramics component is set In the center of the oscillating plate, the oscillating plate has multiple intercommunicating pores, and those intercommunicating pores are arranged on the ceramics Around piezoelectric element and it is symmetrical with the position in the axle center of the piezo-electric loudspeaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610316632.8A CN107371077A (en) | 2016-05-13 | 2016-05-13 | The earphone of moving-coil piezoelectricity double-tone band loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610316632.8A CN107371077A (en) | 2016-05-13 | 2016-05-13 | The earphone of moving-coil piezoelectricity double-tone band loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107371077A true CN107371077A (en) | 2017-11-21 |
Family
ID=60304070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610316632.8A Pending CN107371077A (en) | 2016-05-13 | 2016-05-13 | The earphone of moving-coil piezoelectricity double-tone band loudspeaker |
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| CN (1) | CN107371077A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112399294A (en) * | 2019-08-16 | 2021-02-23 | 华一声学股份有限公司 | Earphone sound production module |
| CN113099367A (en) * | 2020-01-08 | 2021-07-09 | 华为技术有限公司 | Loudspeaker, loudspeaker module and electronic equipment |
| CN115361641A (en) * | 2022-10-20 | 2022-11-18 | 潍坊歌尔电子有限公司 | Loudspeaker module and sound box |
| WO2023160114A1 (en) * | 2022-02-28 | 2023-08-31 | 荣耀终端有限公司 | Earphone |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112399294A (en) * | 2019-08-16 | 2021-02-23 | 华一声学股份有限公司 | Earphone sound production module |
| CN113099367A (en) * | 2020-01-08 | 2021-07-09 | 华为技术有限公司 | Loudspeaker, loudspeaker module and electronic equipment |
| WO2021139632A1 (en) * | 2020-01-08 | 2021-07-15 | 华为技术有限公司 | Loudspeaker, loudspeaker module, and electronic device |
| WO2023160114A1 (en) * | 2022-02-28 | 2023-08-31 | 荣耀终端有限公司 | Earphone |
| CN115361641A (en) * | 2022-10-20 | 2022-11-18 | 潍坊歌尔电子有限公司 | Loudspeaker module and sound box |
| CN115361641B (en) * | 2022-10-20 | 2023-01-24 | 潍坊歌尔电子有限公司 | Loudspeaker module and sound box |
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