CN109640232A - Loudspeaker - Google Patents
Loudspeaker Download PDFInfo
- Publication number
- CN109640232A CN109640232A CN201811566293.4A CN201811566293A CN109640232A CN 109640232 A CN109640232 A CN 109640232A CN 201811566293 A CN201811566293 A CN 201811566293A CN 109640232 A CN109640232 A CN 109640232A
- Authority
- CN
- China
- Prior art keywords
- voice coil
- outlet
- loudspeaker
- ontology
- line
- 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
Links
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
Abstract
The present invention discloses a kind of loudspeaker, the loudspeaker includes: vibrational system and the centring disk that is flexibly supported to vibrational system, vibrational system includes vibrating diaphragm and Voice coil assemblies, centring disk is equipped with the interior pad and outer pad of electrical connection, it is characterized in that, Voice coil assemblies include: the first voice coil, and first to be connected including the first noumenon and with the first noumenon enters line and the first outlet；And second voice coil, including the second ontology and what is be connected with the second ontology second enter line and the second outlet, the second ontology and the first noumenon setting stacked on top of one another；Wherein, centring disk includes the interior fixed part connecting with the central part of vibrating diaphragm, the outer fixing portion annular in shape connecting with the edge part of vibrating diaphragm and the deformations being connected between interior fixed part and outer fixing portion, interior fixed part is equipped with several interior pads, and first enters line, the first outlet, second enters line and the second outlet is connected electrically on interior pad.Technical solution of the present invention can improve the acoustical behavior of loudspeaker.
Description
Technical field
The present invention relates to speaker product technical field, in particular to a kind of loudspeaker.
Background technique
Minimized electro-acoustic device is widely used in the portable electronic devices such as mobile phone, laptop, hearing aid.With these
The fast development of portable electronic device, people are also higher and higher to the requirement for being applied to Minimized electro-acoustic device therein.Voice coil
As the moving part of mini-sound device, when alternation tone currents passes through voice coil, voice coil, which is generated, to be changed and changes with tone currents
Magnetic field, the effect that the magnetic field of the magnetic circuit system of changing magnetic field and Minimized electro-acoustic device is attracted or repelled leads to voice coil
Mechanical oscillation are generated to drive the diaphragm oscillations of Minimized electro-acoustic device, diaphragm oscillations push air repeatedly and make a sound, can
See that voice coil affects the performance of entire Minimized electro-acoustic device.
Traditional voice coil is usually single integrated molding, and ideally voice coil should be vibrated repeatedly in predeterminated position,
But in actual operation, voice coil can deviate default setting in vibration processes, and the magnetic by voice coil is caused after deviation predeterminated position
Field intensity changes, and the offset of this position is difficult to be monitored to, i.e., can not correct, so as to cause voice coil vibrations shakiness
It is fixed, and then keep vibration vibration of membrane also unstable；In addition, traditional voice coil has two leads, that is, enter line and outlet, enter line and goes out
Line is vacantly arranged, and is electrically connected with shell, and during voice coil vibrates up and down, lead is easy to generate drawing to vibrational system
Power causes polarization phenomena；Both the above situation can affect greatly the acoustical behavior of electro-acoustic element entirety.
Summary of the invention
The main object of the present invention is to propose a kind of loudspeaker, it is intended to solve how to improve the technology of loudspeaker acoustical behavior
Problem.
To achieve the above object, loudspeaker proposed by the present invention, vibrational system and flexibly supports vibrational system
Centring disk, vibrational system include vibrating diaphragm and Voice coil assemblies, and centring disk is equipped with the interior pad and outer pad of electrical connection, special
Sign is that Voice coil assemblies include:
First voice coil, first to be connected including the first noumenon and with the first noumenon enter line and the first outlet；And
Second voice coil, including the second ontology and what is be connected with the second ontology second enter line and the second outlet, the second ontology with
The first noumenon setting stacked on top of one another；Wherein,
Centring disk include the interior fixed part being connect with the central part of vibrating diaphragm, connect with the edge part of vibrating diaphragm it is annular in shape
Outer fixing portion and the deformations being connected between interior fixed part and outer fixing portion, interior fixed part are equipped with several interior pads, the
One enters line, the first outlet, second enters line and the second outlet is connected electrically on interior pad.
Optionally, the upper surface of Voice coil assemblies is fixed on the interior fixed part of centring disk, alternatively, the upper end of Voice coil assemblies
Positioned at the inside of the interior fixed part of centring disk.
Optionally, it is set on interior fixed part there are four interior pad, outer fixing portion, which is equipped with, corresponds electricity with four interior pads
Four outer pads of connection, first enters line, the first outlet, second enters line and the second outlet and be electrically connected respectively with four interior pads
It connects.
Optionally, interior pad includes being set to pad in two first on the inward flange of interior fixed part and being set to interior fixed part
Outer edge on two second in pad,
First enters line, the first outlet, second both enters in line and the second outlet to be set in Voice coil assemblies circle and two the
Pad is electrically connected in one, and in addition the two is set to outside Voice coil assemblies circle and is electrically connected with pad in two second.
Optionally, first enters line and second and enters line and be electrically connected in the circle of Voice coil assemblies with pad in two first, and the
One outlet and the second outlet are set to outside the circle of Voice coil assemblies and are electrically connected with pad in two second.
Optionally, first enter line, the first outlet with second enter line, the second outlet about Voice coil assemblies center point-symmetrically
Setting.
Optionally, the first noumenon and the second ontology have the first long side and the second long side, first enter line and the first outlet with
First long side connects, and second enters line and the second outlet connects with the second long side.
Optionally, first enters line and enters line with second and be axisymmetricly arranged about the middle line of the short side of Voice coil assemblies.
Optionally, first enters line and second and enters line and be located on the middle line of Voice coil assemblies length dimension.
Optionally, the first noumenon and the second ontology have the first corner and the second corner, axial in vertical Voice coil assemblies
On perspective plane, the first corner and the second corner are diagonally positioned；
First outlet is set to the first edge, and the second outlet is set to the second edge.
Optionally, first enters line and the first outlet is connected to the side that the first noumenon deviates from the second ontology, second enter line and
Second outlet is connected to the side that the second ontology deviates from the first noumenon.
Optionally, the first noumenon is Nian Jie by glue with the second ontology；
Alternatively, the first noumenon and the second ontology are formed using the coiling of enamel-cover wire rod, the surface of enamel-cover wire rod is coated with self-adhesion
Property paint, the first noumenon are bonded together with the second ontology by the tack paint on neighbouring enamel-cover wire rod.
Optionally, the first voice coil and the second voice coil are connected in series.
The Voice coil assemblies of loudspeaker are set the first voice coil and the second voice coil interconnected by technical solution of the present invention,
To calculate and constantly correct the shock position of Voice coil assemblies by the voltage difference of detection the first voice coil and the second voice coil junction,
To enhance the stability of diaphragm oscillations, moreover, introducing centring disk to flexibly support entire vibrational system, on the outside of the centring disk
Be electrically connected with shell, inside is electrically connected with each lead of Voice coil assemblies, and inside can with vibrational system move, to effectively eliminate
Lead avoids Voice coil assemblies from polarization situation occur, it follows that technical solution of the present invention can the involve power of vibrational system
Effectively improve the whole acoustical behavior of loudspeaker.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the perspective view of the explosion of one embodiment of loudspeaker of the present invention；
Fig. 2 is the structural schematic diagram of Voice coil assemblies in Fig. 1；
Fig. 3 is the structural schematic diagram of the first voice coil in Fig. 2；
Fig. 4 is the structural schematic diagram of the second voice coil in Fig. 2；
Fig. 5 is the structural schematic diagram of centring disk in Fig. 1；
Fig. 6 is that Voice coil assemblies are set to the structural schematic diagram in accommodating cavity in Fig. 1.
Drawing reference numeral explanation:
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, being somebody's turn to do " first ", " second " etc. if relating to the description of " first ", " second " etc. in the embodiment of the present invention
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.It in addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, will be understood that the knot of this technical solution when conflicting or cannot achieve when occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection scope within.
The present invention proposes a kind of loudspeaker.
In embodiments of the present invention, referring to figs. 1 to Fig. 6, which includes vibrational system and carries out bullet to vibrational system
Property support centring disk 8, vibrational system includes vibrating diaphragm 1 and Voice coil assemblies 2, and centring disk 8 is equipped with the interior pad of electrical connection
821 and outer pad 822, the Voice coil assemblies 2 include:
First voice coil 21, including the first noumenon 211 and what is be connected with the first noumenon 211 first enter line 212 and the first outlet
213；And
Second voice coil 22, including the second ontology 221 and what is be connected with the second ontology 221 second enter line 222 and the second outlet
223, the second ontology 221 and the setting stacked on top of one another of the first noumenon 211；Wherein,
Centring disk 8 includes the interior fixed part 82 connecting with the central part of vibrating diaphragm 1, with what the edge part of vibrating diaphragm 1 was connect is in
Cricoid outer fixing portion 81 and the deformations 83 being connected between interior fixed part 82 and outer fixing portion 81, interior fixed part 82 are equipped with
Several interior pads 821, first enters line 212, the first outlet 213, second enters line 222 and in the second outlet 223 is connected electrically in
On pad 821.
Referring to Fig.1, it will be understood that loudspeaker generally includes shell 3, vibrational system and magnetic circuit system, wherein shell 3 encloses
Conjunction forms accommodating cavity, and magnetic circuit system and vibrational system are set to accommodating cavity, and magnetic circuit system includes conductive magnetic yoke 7, is mounted on magnetic conduction
Centring magnet 5 on yoke 7 and while magnet 6 and the center magnetic conductive board 4 on centring magnet 5 and set on while magnet 6 on side
Magnetic conductive board, wherein side magnetic conductive board is molded in the present embodiment on shell 3, centring magnet 5, center magnetic conductive board 4 and side magnet 6,
Flux gap is formed between the magnetic conductive board of side, vibrational system includes vibrating diaphragm 1 and Voice coil assemblies 2, and Voice coil assemblies 2 are located between magnetic flux
Gap, vibrating diaphragm 1 are connected to one end of Voice coil assemblies 2, and reinforcement part 11 can be also arranged in the other side of vibrating diaphragm 1, to reduce vibrational system
Quality adjusts whole acoustical behavior.In the course of work of loudspeaker, magnetic field is generated in flux gap, Voice coil assemblies 2 are powered,
The Voice coil assemblies 2 of energization understand the effect by Ampere force in magnetic field and generate vibration, and the Voice coil assemblies 2 of vibration will drive vibrating diaphragm 1
It vibrates together, so that vibrating diaphragm 1 be made to instigate air sounding.Voice coil assemblies 2 are usually formed by conductive metal wire coiling, and voice coil turns to
After type, it will usually form cricoid ontology and the lead for being connected to body peripheral face, it is readily appreciated that, the lead generally include by
Electric current introduces the outlet for entering line and electric current is drawn to ontology of ontology.
Referring to Figure 2 to Figure 4, so it is easy to understand that for corresponding Voice coil assemblies 2, certainly will have orthogonal two
Dimensional directions, i.e. length direction (longitudinal direction) and width direction (short side direction), it should be noted that when 2 liang of Voice coil assemblies
When the size of mutually perpendicular direction is equal, the definition of the length direction and width direction stands good, in addition the Voice coil assemblies 2
Also there certainly will be the region division in circle and outside circle, i.e., in voice coil and outside voice coil.In the present embodiment, the first voice coil 21 and the second sound
Circle 22 is in the consistent rectangular box-like setting of size, and certainly, the two is not the rectangle for being in standard, in the respective edge of the two in circle
It slips over and crosses setting, to reduce voice coil and the extraneous impaired probability that collides with.It should be noted that the design is without being limited thereto, in other
In embodiment, the first voice coil 21 and the second voice coil 22 can also be specifically in other shape settings consistent with each other.
Such as, but not limited to, in the present embodiment, the first voice coil 21 is Nian Jie by glue with the second voice coil 22.In the present embodiment
In, it is be bonded with glue after the first voice coil 21 is connected with the opposite side of the second voice coil 22, it is realized by simply and easily mode
First voice coil 21 is bonded with the second voice coil 22.It is understood that glue would not influence the first voice coil 21 and second
Electric current flowing between voice coil 22, to realize the electrical series of the first voice coil 21 and the second voice coil 22.It should be noted that the design
Without being limited thereto, in other embodiments, the first noumenon 211 and the second ontology 221 are formed using the coiling of enamel-cover wire rod, enamel-cover wire rod
Surface be coated with tack paint, the first noumenon 211 and the second ontology 221 and glued by tack paint on neighbouring enamel-cover wire rod
It is connected together.
For the case where during speaker operation, voice coil can deviate predeterminated position vibration, so that vibrating diaphragm 1 vibrates shakiness
Fixed situation, technical solution of the present invention is by the way that the first voice coil 21 and the second voice coil 22 to be connected, so that in 2 work of Voice coil assemblies
During work, the first voice coil 21 and the second voice coil 22 since the position in magnetic field is different, pass through the first voice coil 21 and
The magnetic induction intensity of second voice coil 22 is also different, so that the induced electromotive force that generates of the first voice coil 21 and the second voice coil 22 is not yet
Together, by detecting the voltage difference of the first voice coil 21 and 22 junction of the second voice coil, the first voice coil 21 and the can be calculated in real time
The whole vibration position in magnetic field in relative position of two voice coils 22 in magnetic field, i.e. Voice coil assemblies 2.If Voice coil assemblies 2 are shaking
Deviate predeterminated position during dynamic, then the position of the first voice coil 21 and the second voice coil 22 can change, and pass through first at this time
The magnetic induction intensity of voice coil 21 and the second voice coil 22 can also change, thus the sense that the first voice coil 21 and the second voice coil 22 generate
Answer electromotive force that can also change, i.e. the first voice coil 21 and the voltage difference of 22 junction of the second voice coil change, and pass through detection
Variation to voltage difference can obtain the whole offset of Voice coil assemblies 2, so as to make sound in such a way that external input compensates electric current
Coil assembly 2 returns to predeterminated position, the correction to 2 position of Voice coil assemblies is realized, so that vibration of the Voice coil assemblies 2 in magnetic field is more
Stablize, to keep the vibration of vibrating diaphragm 1 also more stable, effectively improves the whole acoustical behavior of loudspeaker.
In addition, generating involve power to vibrational system for lead, so that the case where voice coil is easy polarization, the present invention is by drawing
Enter the centring disk 8 to flexibly support vibrational system, 81 are equipped with and are electrically connected with shell 3 on the outer fixing portion of the centring disk 8
Outer pad 822, interior fixed part 82 is equipped with several interior pads 821 being electrically connected with lead, and interior fixed part 82 and outer fixation
It is connected between portion 81 by deformations 83, since the deformations 83 can move up and down with vibrational system, the both ends of lead
As vibrational system moves up and down, lead is effectively eliminated to the involve power of vibrational system, so as to avoid polarization situation
It generates, improves the whole acoustical behavior of loudspeaker.
The Voice coil assemblies 2 of loudspeaker are set the first voice coil 21 and the second sound interconnected by technical solution of the present invention
Circle 22, by the voltage difference of detection the first voice coil 21 and 22 junction of the second voice coil, to calculate and constantly correct Voice coil assemblies 2
Shock position, moreover, introducing centring disk 8 to flexibly support entire vibrational system, is somebody's turn to do with enhancing the stability of the vibration of vibrating diaphragm 1
8 outside of centring disk is electrically connected with shell 3, inside is electrically connected with each lead of Voice coil assemblies 2, and inside can be with vibrational system
Movement avoids Voice coil assemblies 2 from polarization situation occur, it follows that this hair to effectively eliminate lead to the involve power of vibrational system
Bright technical solution can effectively improve the whole acoustical behavior of loudspeaker.
Further, the upper surface of Voice coil assemblies 2 is fixed on the interior fixed part 82 of centring disk 8, alternatively, Voice coil assemblies
2 upper end is located at the inside of the interior fixed part 82 of centring disk 8.It is appreciated that so set, centring disk 8 is every set on voice coil
Between component 2 and vibrating diaphragm 1, Voice coil assemblies 2 can preferably be avoided to collide with the generation of vibrating diaphragm 1.It should be noted that the design is unlimited
In this, in other embodiments, the lower end surface of Voice coil assemblies 2 is fixed on the interior fixed part 82 of centring disk 8 or Voice coil assemblies
2 lower end is located at the inside of the interior fixed part 82 of centring disk 8.
Further, first enters line 212 and the first outlet 213 is connected to the first noumenon 211 deviates from the second ontology 221 one
Side, second enters line 222 and the second outlet 223 is connected to the side that the second ontology 221 deviates from the first noumenon 211.It is appreciated that such as
This setting, reduces the inlet-outlet line of lead, the interference to connecting between the first noumenon 211 and the second ontology 221 as far as possible.It needs to illustrate
, in other embodiments, at least one of first lead 211 and the second lead 221 are from the first noumenon 211 and the second ontology
221 opposed facing sides are drawn, and the design is without being limited thereto.
Further, it is set on interior fixed part 82 there are four interior pad 821, outer fixing portion 81 is equipped with and four interior pads
821 correspond four outer pads 822 of electrical connection, and first enters line 212, the first outlet 213, second enters line 222 and second
Outlet 223 is electrically connected with four interior pads 821 respectively；It is appreciated that centring disk 8 is in the rectangular ring of corresponding Voice coil assemblies 2,
Four corners of outer fixing portion 81 are respectively formed an outer pad 822, and advantageously ensure that centring disk 8 is electrically connected with shell 3 can
By property, and pad 821 in one is respectively set in corresponding each lead, is conducive to avoid the case where crossfire occur between each lead.Tool
Body, centring disk 8 is multilayered structure, is embedded with conductive copper foil layer, which is revealed in outside at each interior pad 821,
Mutually to be welded with corresponding lead.It should be noted that the design is without being limited thereto, and in other embodiments, interior fixed part 82
On set there are two interior pad 821, first enters line 212, the first outlet 213, second enters in line 222 and the second outlet 223 two-by-two
It is electrically connected with pad 821 in one.
Further, interior pad 821 include set on interior fixed part 82 inward flange on two first in pad 821a and
Pad 821b in two second on the outer edge of interior fixed part 82, first enters line 212, the first outlet 213, second enters line
222 and second be set to both in outlet 223 Voice coil assemblies 2 enclose in be electrically connected with pad 821a in two first, other the two
Set on Voice coil assemblies 2 enclose it is outer with two second in pad 821b be electrically connected.Corresponding, first enters line 212, the first outlet 213,
Two enter the two in line 222 and the second outlet 223, and the opposite sides in the circle of Voice coil assemblies 2, in addition the two is set to voice coil
Opposite sides outside the circle of component 2.It is appreciated that so set, four leads are respectively positioned on two of Voice coil assemblies 2 in the width direction
Side, avoid that length direction and width direction vibrate the complex situations such as is superimposed, and is conducive to the balance for maintaining vibrational system.Such as
But it is not limited to, first enters line 212, the first outlet 213, second enters the two in line 222 and the second outlet 223, is set to voice coil
Component 2 encloses interior opposite sides in the width direction, and in addition the two is set to Voice coil assemblies 2 and encloses outer opposite sides in the width direction.
It should be noted that the design is without being limited thereto, in other embodiments, four interior pads 821 can also specifically otherwise
Setting, and four leads can also be corresponded to and be arranged otherwise.
Further, first enter line 212 and second enter line 222 set on Voice coil assemblies 2 circle in two first in pad
821a electrical connection, the first outlet 213 and the second outlet 223 are set to outside the circle of Voice coil assemblies 2 and pad 821b electricity in two second
Connection.It is appreciated that so set, entering line for the first voice coil 21 or the second voice coil 22 and outlet being located at sound
In the circle of coil assembly 2 and circle is outer, and the polarization power for being conducive to generate between the two is cancelled out each other.
Further, the first noumenon 211 has the first long side 211b, and first enters line 212 and the first outlet 213 and the first length
Side 211b connects, and the second ontology 221 has the second long side 221b, and second enters line 222 and the second outlet 223 and the second long side 221b
Connect；First long side 211b and the second long side 221b is located at the two sides of 2 width direction of Voice coil assemblies.It is appreciated that for
For first voice coil 21, first, which enters direction of vibration caused by line 212 and the first outlet 213, is respectively directed to the first long side 211b's
Two sides, for the second voice coil 22, second, which enters direction of vibration caused by line 222 and the second outlet 223, is respectively directed to second
The two sides of long side 221b can effectively ensure that the vibration of each voice coil is balanced, thus more in this way, the counteracting of vibration can be achieved
Guarantee the harmony of entire vibrational system well.It should be noted that first, which enters line 212 and first, goes out in other embodiments
Line 213 can also be divided on two relatively short sides or short side of the first noumenon 211, and similarly, second enters line 222 and the second outlet 223
It can also be divided on two relatively short sides or short side of the second ontology 221, the design is without being limited thereto.
Referring to Figure 2 to Figure 4, without loss of generality, first enters line 212 and second and enters line 222 about 2 width dimensions of Voice coil assemblies
Middle line be axisymmetricly arranged.It is appreciated that so set, with better ensure that first enter line 212 and second enter line 222 generate
Vibration cancel out each other, better ensure that the balance of vibrational system.Particularly, first enters line 212 and second and enters line 222 and be located at
On the middle line of 2 length dimension of Voice coil assemblies, so set, Voice coil assemblies 2 is preferably avoided to generate water under the action of vibration force
Flat deflection.
In the present embodiment, the first noumenon 211 has the first corner 211a, and the second ontology 221 has the second corner 221a,
On the axial perspective plane of vertical Voice coil assemblies 2, the first corner 211a and the second corner 221a are diagonally positioned；, in order to preferably
The vibration force for guaranteeing that the first outlet 213 is generated with the second outlet 223 is cancelled out each other, and is unable to drive the rotation of Voice coil assemblies 2, by the
One outlet 213 is set at the first corner 211a, and the second outlet 223 is set at the second corner 221a.It should be noted that the design
Without being limited thereto, in other embodiments, the first outlet 213 and the second outlet 223 can also be respectively arranged on the first noumenon 211 and second
At other positions on ontology 221.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all in the present invention
Inventive concept under, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/be used in it indirectly
He is included in scope of patent protection of the invention relevant technical field.
Claims (13)
1. a kind of loudspeaker, including vibrational system and the centring disk flexibly supported to vibrational system, vibrational system includes
Vibrating diaphragm and Voice coil assemblies, centring disk are equipped with the interior pad and outer pad of electrical connection, which is characterized in that Voice coil assemblies include:
First voice coil, first to be connected including the first noumenon and with the first noumenon enter line and the first outlet；And
Second voice coil, including the second ontology and what is be connected with the second ontology second enter line and the second outlet, the second ontology and first
Ontology setting stacked on top of one another；Wherein,
Centring disk include the interior fixed part being connect with the central part of vibrating diaphragm, connect with the edge part of vibrating diaphragm it is annular in shape outer solid
The deformations determining portion and being connected between interior fixed part and outer fixing portion, interior fixed part are equipped with several interior pads, and first enters
Line, the first outlet, second enter line and the second outlet is connected electrically on interior pad.
2. loudspeaker as claimed in claim 1, which is characterized in that the upper surface of Voice coil assemblies is fixed on the interior fixed part of centring disk
On, alternatively, the upper end of Voice coil assemblies is located at the inside of the interior fixed part of centring disk.
3. loudspeaker as claimed in claim 1, which is characterized in that set on interior fixed part there are four interior pad, outer fixing portion is equipped with
Four outer pads being electrically connected are corresponded with four interior pads, and first enters line, the first outlet, second enters line and the second outlet
It is electrically connected respectively with four interior pads.
4. loudspeaker as claimed in claim 1, which is characterized in that interior pad includes two on the inward flange of interior fixed part the
Pad in pad and two second on the outer edge of interior fixed part in one,
First enter line, the first outlet, second both enter in line and the second outlet to be set in Voice coil assemblies circle with two first in
Pad electrical connection, in addition the two is set to outside Voice coil assemblies circle and is electrically connected with pad in two second.
5. loudspeaker as claimed in claim 4, which is characterized in that first, which enters line and second, enters line in the circle of Voice coil assemblies with two
Pad is electrically connected in a first, the first outlet and the second outlet be set to Voice coil assemblies circle it is outer with two second in pad be electrically connected
It connects.
6. loudspeaker as claimed in claim 5, which is characterized in that first enter line, the first outlet with second enter line, the second outlet about
The center of Voice coil assemblies is point-symmetrically arranged.
7. loudspeaker as claimed in claim 5, which is characterized in that the first noumenon and the second ontology have the first long side and the second length
Side, first enters line and the first outlet connects with the first long side, and second enters line and the second outlet connects with the second long side.
8. loudspeaker as claimed in claim 7, which is characterized in that first, which enters line and second, enters line about in the short side of Voice coil assemblies
Line is axisymmetricly arranged.
9. loudspeaker as claimed in claim 8, which is characterized in that first, which enters line and second, enters line and be located at Voice coil assemblies length dimension
On middle line.
10. loudspeaker as claimed in claim 7, which is characterized in that the first noumenon and the second ontology have the first corner and the second side
Angle, on the perspective plane of vertical Voice coil assemblies axial direction, the first corner and the second corner are diagonally positioned；
First outlet is set to the first edge, and the second outlet is set to the second edge.
11. such as the loudspeaker of claims 1 to 10 any one, which is characterized in that first enters line and the first outlet is connected to the
One ontology deviates from the side of the second ontology, and second enters line and the second outlet is connected to the side that the second ontology deviates from the first noumenon.
12. such as the loudspeaker of claims 1 to 10 any one, which is characterized in that the first noumenon and the second ontology pass through glue
Bonding；
Alternatively, the first noumenon and the second ontology are formed using the coiling of enamel-cover wire rod, the surface of enamel-cover wire rod is coated with tack paint,
The first noumenon is bonded together with the second ontology by the tack paint on neighbouring enamel-cover wire rod.
13. such as the loudspeaker of claims 1 to 10 any claim, which is characterized in that the first voice coil and the series connection of the second voice coil
Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811566293.4A CN109640232A (en) | 2018-12-20 | 2018-12-20 | Loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811566293.4A CN109640232A (en) | 2018-12-20 | 2018-12-20 | Loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109640232A true CN109640232A (en) | 2019-04-16 |
Family
ID=66076017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811566293.4A Pending CN109640232A (en) | 2018-12-20 | 2018-12-20 | Loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109640232A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110933561A (en) * | 2019-10-24 | 2020-03-27 | 厦门东声电子有限公司 | Loudspeaker with extremely small magnetic gap and assembling process |
| CN111935613A (en) * | 2020-10-13 | 2020-11-13 | 歌尔股份有限公司 | Loudspeaker |
| CN111988711A (en) * | 2020-08-31 | 2020-11-24 | 歌尔股份有限公司 | Speaker monomer and electronic terminal |
| WO2021134421A1 (en) * | 2019-12-31 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | Voice coil and loudspeaker |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201898604U (en) * | 2010-11-05 | 2011-07-13 | 富祐鸿科技股份有限公司 | Metal elastic wave structure of loudspeaker |
| CN104822114A (en) * | 2015-04-22 | 2015-08-05 | 歌尔声学股份有限公司 | Speaker device |
| CN105828257A (en) * | 2016-05-18 | 2016-08-03 | 歌尔声学股份有限公司 | Loudspeaker |
| KR101811730B1 (en) * | 2017-02-15 | 2017-12-22 | 부전전자 주식회사 | Slim type speaker with two-voice coil |
| CN107580286A (en) * | 2017-09-18 | 2018-01-12 | 东莞市赞歌声学科技有限公司 | A kind of loudspeaker of new bullet ripple |
| CN207543335U (en) * | 2017-12-04 | 2018-06-26 | 山东共达电声股份有限公司 | A kind of speaker unit for improving vibration |
| CN209017297U (en) * | 2018-12-20 | 2019-06-21 | 歌尔股份有限公司 | Loudspeaker |
-
2018
- 2018-12-20 CN CN201811566293.4A patent/CN109640232A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201898604U (en) * | 2010-11-05 | 2011-07-13 | 富祐鸿科技股份有限公司 | Metal elastic wave structure of loudspeaker |
| CN104822114A (en) * | 2015-04-22 | 2015-08-05 | 歌尔声学股份有限公司 | Speaker device |
| CN105828257A (en) * | 2016-05-18 | 2016-08-03 | 歌尔声学股份有限公司 | Loudspeaker |
| KR101811730B1 (en) * | 2017-02-15 | 2017-12-22 | 부전전자 주식회사 | Slim type speaker with two-voice coil |
| CN107580286A (en) * | 2017-09-18 | 2018-01-12 | 东莞市赞歌声学科技有限公司 | A kind of loudspeaker of new bullet ripple |
| CN207543335U (en) * | 2017-12-04 | 2018-06-26 | 山东共达电声股份有限公司 | A kind of speaker unit for improving vibration |
| CN209017297U (en) * | 2018-12-20 | 2019-06-21 | 歌尔股份有限公司 | Loudspeaker |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110933561A (en) * | 2019-10-24 | 2020-03-27 | 厦门东声电子有限公司 | Loudspeaker with extremely small magnetic gap and assembling process |
| WO2021134421A1 (en) * | 2019-12-31 | 2021-07-08 | 瑞声声学科技(深圳)有限公司 | Voice coil and loudspeaker |
| CN111988711A (en) * | 2020-08-31 | 2020-11-24 | 歌尔股份有限公司 | Speaker monomer and electronic terminal |
| CN111988711B (en) * | 2020-08-31 | 2021-11-30 | 歌尔股份有限公司 | Speaker monomer and electronic terminal |
| CN111935613A (en) * | 2020-10-13 | 2020-11-13 | 歌尔股份有限公司 | Loudspeaker |
| CN111935613B (en) * | 2020-10-13 | 2021-02-05 | 歌尔股份有限公司 | Loudspeaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11026025B2 (en) | Speaker | |
| CN109640232A (en) | Loudspeaker | |
| CN110177322B (en) | Screen sound production exciter and electronic equipment | |
| CN203708475U (en) | Multifunctional electroacoustic device | |
| US9035513B2 (en) | Vibrator and portable information terminal having the vibrator | |
| KR20140112072A (en) | Miniature Electroacoustic Transducer and Assembling Method Thereof | |
| CN106878886B (en) | Moving-magnetic type loudspeaker | |
| US10993034B2 (en) | Speaker and method for manufacturing speaker | |
| CN210781318U (en) | Sound generator | |
| KR20190123992A (en) | Hybrid actuator | |
| CN216391402U (en) | Loudspeaker | |
| CN209017299U (en) | Loudspeaker | |
| CN109362003A (en) | Loudspeaker | |
| CN209017311U (en) | Loudspeaker | |
| CN209017297U (en) | Loudspeaker | |
| KR20110001968U (en) | Multi-function micro-speaker | |
| US20090278644A1 (en) | Thin multi-function vibration actuator | |
| CN209017298U (en) | Loudspeaker | |
| KR101040310B1 (en) | Multi-function micro-speaker | |
| CN209017296U (en) | Loudspeaker | |
| KR101812112B1 (en) | Speaker Unit | |
| CN115396761A (en) | Sound production device and electronic equipment | |
| WO2014051006A1 (en) | Sound generator, sound generating apparatus, and electronic apparatus | |
| KR101111895B1 (en) | Multi-function micro-speaker | |
| JPH10133666A (en) | Electromagnetic acoustic converter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |