CN107580284B - Loudspeaker - Google Patents
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- CN107580284B CN107580284B CN201710768894.2A CN201710768894A CN107580284B CN 107580284 B CN107580284 B CN 107580284B CN 201710768894 A CN201710768894 A CN 201710768894A CN 107580284 B CN107580284 B CN 107580284B
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Abstract
A kind of loudspeaker includes support frame；Set on the driving unit of support frame, driving unit includes that magnetic returns component and voice coil, and magnetic returns the outer movable sleeve of component and is equipped with voice coil；And the diaphragm element of support frame and voice coil is combined, diaphragm element includes the first vibrating diaphragm, the second vibrating diaphragm and third vibrating diaphragm, and in a ring, the first vibrating diaphragm has the first outstanding side to the first vibrating diaphragm；Second vibrating diaphragm have the second outstanding side, second it is outstanding while be located at first it is outstanding while lower section, and in second it is outstanding when first is outstanding between form oscillation space；Third vibrating diaphragm connects the first vibrating diaphragm and the second vibrating diaphragm.Whereby, using the setting of the first vibrating diaphragm, the second vibrating diaphragm and third vibrating diaphragm, and loudspeaker is made to reach the effective sounding area for increasing vibrating diaphragm, to have effects that be promoted volume, the performance of preferable bass and slow down distortion.
Description
Technical field
The present invention provides a kind of loudspeaker, espespecially a kind of loudspeaker with the first vibrating diaphragm, the second vibrating diaphragm and third vibrating diaphragm,
To reach the effective sounding area for increasing vibrating diaphragm, and has effects that promote volume, the performance of preferable bass and slow down distortion.
Background technique
Since consumer electrical product generally moves towards lightening design now, lead to built-in loudspeaker unit, also with
Must use more frivolous miniaturized design, therefore, loudspeaker and does not sacrifice sound quality and sound how while micromation
The output of amount becomes the major subjects of current Microspeaker design.
It is exported to improve sound quality and the volume of Microspeaker, the size of Microspeaker is all based on rectangle, cooperation
Rectangle vibrating diaphragm promotes the performance of sound quality and volume with the vibrating diaphragm sounding area that maximizes, at the same arrange in pairs or groups more magnet with it is more complicated
Magnetic Circuit Design, promote the phonation efficiency of whole loudspeaker.However, rectangle vibrating diaphragm has been the limit, it is not easy to maximize again, and more
More magnet and magnetic Circuit Design certainly will lead to increased costs, therefore these improve mode, and all there is limitations.
Therefore, a kind of loudspeaker how is invented, so that it can make loudspeaker reach the effective sounding area for increasing vibrating diaphragm,
And have and promote volume, the performance of preferable bass and the purpose for slowing down distortion, it will be that the present invention is intended to the place actively disclosed.
Summary of the invention
In view of the shortcoming of above-mentioned known techniques, it does not reach perfection inventor's thoughts, exhausts its intelligence then and careful studies gram
Clothes, and then a kind of loudspeaker is developed, to reach the setting for utilizing the first vibrating diaphragm, the second vibrating diaphragm and third vibrating diaphragm, and increase
Effective sounding area of vibrating diaphragm promotes volume, the performance of preferable bass and the purpose for slowing down distortion to have.
For the above-mentioned purpose and other purposes, the present invention provide a kind of loudspeaker, it includes: support frame；Set on the branch
An at least driving unit in support, the driving unit include that magnetic returns component and voice coil, and the magnetic is returned outside component and is slidingly connected
There is the voice coil；And the diaphragm element in conjunction with support frame as described above and the voice coil, the diaphragm element include the first vibrating diaphragm,
Second vibrating diaphragm and third vibrating diaphragm, in a ring, first vibrating diaphragm has the first outstanding side, the first outstanding side to first vibrating diaphragm
Equipped with multiple through-holes；In a ring, second vibrating diaphragm has the second outstanding side to second vibrating diaphragm, and the second outstanding side is located at first
Below outstanding side, and in described second it is outstanding when described first is outstanding between form oscillation space；Third vibrating diaphragm inner edge is equipped with
Central part, the third vibrating diaphragm are connected to first vibrating diaphragm and second vibrating diaphragm.
In above-mentioned loudspeaker, diaphragm element is in square type, and support frame is in square type, and there are two accommodatings for tool inside support frame
Driving unit is respectively set in accommodating area in area.
In above-mentioned loudspeaker, the inner edge on the first outstanding side is equipped with first annular inner edge interconnecting piece, and the outer rim on the first outstanding side is set
There is first annular outer rim interconnecting piece；The inner edge on the second outstanding side is equipped with the second annular inner rim interconnecting piece, and the outer rim on the second outstanding side is equipped with
Second outer circular edge interconnecting piece.
In above-mentioned loudspeaker, the bottom surface of first annular outer rim interconnecting piece is incorporated into the top of the second outer circular edge interconnecting piece
Face, the bottom surface of the second outer circular edge interconnecting piece are incorporated into the top surface of support frame, and the bottom surface of first annular inner edge interconnecting piece is incorporated into
The top surface of second annular inner rim interconnecting piece.
In above-mentioned loudspeaker, the outer rim of third vibrating diaphragm is equipped with third outer circular edge interconnecting piece, the connection of the second annular inner rim
The bottom surface in portion is incorporated into the top surface of third outer circular edge interconnecting piece, and forms first annular junction, and third outer circular edge connects
The bottom surface of socket part is incorporated into the top surface of voice coil, and forms the second annular junction, and first annular junction is located at the second annular
In junction.
In above-mentioned loudspeaker, the central part of third vibrating diaphragm is recessed, and connect in central part with third outer circular edge
There is protrusion between portion；Or the central part of third vibrating diaphragm is convex.
In above-mentioned loudspeaker, first it is outstanding while section it is outstanding with second while section be in arcuation, and the section on the first outstanding side
Arc length be greater than the second outstanding side section arc length, and first it is outstanding while inside arc length be greater than second it is outstanding while inside arc
It is long.
In above-mentioned loudspeaker, each through-hole is in long and narrow arc or circle, and through-hole is in area shared on the first outstanding side
20%~40%.
In above-mentioned loudspeaker, first it is outstanding while rigidity be greater than second it is outstanding while rigidity.
In above-mentioned loudspeaker, diaphragm element is in square type, and support frame is in square type, and the rigidity in four corners on the first outstanding side is less than
First it is outstanding while four while rigidity.
In above-mentioned loudspeaker, the material of the first vibrating diaphragm is PET, PEN, PEI, PEEK or silicon rubber, the material of the second vibrating diaphragm
Matter is PET, PEN, PEI, PEEK, silicon rubber or fiber cloth.
The present invention provides another loudspeaker, it includes: support frame；An at least driving unit is set to support frame as described above
Interior, the driving unit includes that magnetic returns component and voice coil, and the magnetic, which returns outside component to be slidingly connected, the voice coil；And vibrating diaphragm list
Member, in conjunction with support frame as described above and the voice coil, the diaphragm element includes: the first vibrating diaphragm, in a ring, first vibration
Film has the first outstanding side, and the first outstanding side is equipped with multiple through-holes；Second vibrating diaphragm has the second outstanding side, the second outstanding side
Inner edge be equipped with central part, described second it is outstanding while be located at first it is outstanding while lower section, and it is outstanding while outstanding with described first in described second
Between form oscillation space；And third vibrating diaphragm, in a ring, the third vibrating diaphragm is connected to first vibrating diaphragm and described the
Two vibrating diaphragms.
In above-mentioned another loudspeaker, diaphragm element is in square type, and support frame is in square type, and there are two hold for tool inside support frame
Area is set, driving unit is respectively set in accommodating area.
In above-mentioned another loudspeaker, the inner edge on the first outstanding side is equipped with first annular inner edge interconnecting piece, the first outstanding side it is outer
Edge is equipped with first annular outer rim interconnecting piece；The outer rim on the second outstanding side is equipped with the second outer circular edge interconnecting piece.
In above-mentioned another loudspeaker, the bottom surface of first annular outer rim interconnecting piece is incorporated into the second outer circular edge interconnecting piece
Top surface, the bottom surface of the second outer circular edge interconnecting piece are incorporated into the top surface of support frame, and the bottom surface of first annular inner edge interconnecting piece combines
In the top surface of third vibrating diaphragm.
In above-mentioned another loudspeaker, the bottom surface of third vibrating diaphragm is incorporated into the top surface of central part, and forms first annular knot
At conjunction, and the bottom surface of central part is incorporated into the top surface of voice coil, and forms the second annular junction, and first annular junction is located at
In second annular junction.
In above-mentioned another loudspeaker, the thickness of third vibrating diaphragm is greater than the thickness summation of the first vibrating diaphragm and the second vibrating diaphragm.
In above-mentioned another loudspeaker, first it is outstanding while section it is outstanding with second while section be in arcuation, and the first outstanding side
The arc length in section is greater than the arc length in the section on the second outstanding side, and first it is outstanding while inside arc length be greater than second it is outstanding while inside
Arc length.
In above-mentioned another loudspeaker, each through-hole is in long and narrow arc or circle, and through-hole is in face shared on the first outstanding side
Product is 20%~40%.
In above-mentioned another loudspeaker, first it is outstanding while rigidity be greater than second it is outstanding while rigidity.
In above-mentioned another loudspeaker, diaphragm element is in square type, and support frame is in square type, the rigidity in four corners on the first outstanding side
It is outstanding less than first while four while rigidity.
In above-mentioned another loudspeaker, the material of the first vibrating diaphragm is PET, PEN, PEI, PEEK or silicon rubber, the second vibrating diaphragm
Material be PET, PEN, PEI, PEEK, silicon rubber or fiber cloth.
Whereby, loudspeaker of the invention and makes loudspeaker using the setting of the first vibrating diaphragm, the second vibrating diaphragm and third vibrating diaphragm
Reach the effective sounding area for increasing vibrating diaphragm, promotes volume, the performance of preferable bass and the purpose for slowing down distortion to have.
Detailed description of the invention
Fig. 1 is the appearance diagram of the first preferred embodiment of the invention.
Fig. 2 is the decomposition diagram of the first preferred embodiment of the invention.
Fig. 3 is the diagrammatic cross-section of the first preferred embodiment of the invention.
Fig. 4 is the partial cutaway schematic of the first preferred embodiment of the invention.
Fig. 5 is the diagrammatic cross-section of the second preferred embodiment of the invention.
Fig. 6 is the appearance diagram of third preferred embodiment of the present invention.
Fig. 7 is the decomposition diagram of third preferred embodiment of the present invention.
Fig. 8 is the diagrammatic cross-section of third preferred embodiment of the present invention.
Fig. 9 is the partial cutaway schematic of third preferred embodiment of the present invention.
1 support frame
11 accommodating areas
12 annular step surfaces
2 driving units
21 magnetic return component
22 voice coils
3,3b diaphragm element
31, the first vibrating diaphragm of 31b
311,311b first hangs side
312, the first annular inner edge interconnecting piece of 312b
313, the first annular outer rim interconnecting piece of 313b
314,314b through-hole
32, the second vibrating diaphragm of 32b
321,321b second hangs side
322 second annular inner rim interconnecting pieces
323, the second outer circular edge of 325b interconnecting piece
331,324b central part
33,33a, 33b third vibrating diaphragm
331,331a central part
332 third outer circular edge interconnecting pieces
333 protrusions
A, the first annular junction A1
B, the annular junction B1 second
C oscillation space
Specific embodiment
To fully understand the purpose of the present invention, feature and effect, hereby by following specific embodiments, and cooperate attached drawing,
It elaborates, illustrates as after to the present invention:
Please refer to figs. 1 to 4, as shown, the present invention provides a kind of loudspeaker, it is public lower than 2 to be particularly suitable for thickness
Divide thin speaker below, it includes support frame 1, at least a driving unit 2 and diaphragm element 3 are constituted.
Driving unit 2 is set in support frame 1, and driving unit 2 includes that magnetic returns component 21 and voice coil 22, and magnetic returns outside component 21
Movable sleeve is equipped with voice coil 22.
It combines support frame 1 and driving unit 2 to diaphragm element 3, and diaphragm element 3 includes the first vibrating diaphragm 31, the second vibrating diaphragm 32
And third vibrating diaphragm 33, in a ring, the first vibrating diaphragm 31 has the first outstanding side 311 to the first vibrating diaphragm 31；Second vibrating diaphragm 32 has second to hang
Side 321, second it is outstanding while 321 be located at first it is outstanding while 311 lower section, and in second it is outstanding when 321 and first are outstanding 311 between formed vibration
Space C；Third vibrating diaphragm 33 is connected to the first vibrating diaphragm 31 and the second vibrating diaphragm 32.
In the first preferred embodiment of the invention, support frame 1 and diaphragm element 3 are in square type, and inside support frame 1
Driving unit 2 is respectively set in accommodating area 11, so that the driving unit 2 in accommodating area 11 pushes away jointly there are two accommodating area 11 in tool
Dynamic diaphragm element 3, so as to making the present invention can be using rectangle and in the ultra-thin loudspeaker structure with double drive unit 2.In addition, branch
The periphery of support 1 has annular step surface 12, and the outer rim of the first vibrating diaphragm 31 and the second vibrating diaphragm 32 is incorporated into annular step surface 12
Top surface.
In addition, the inner edge on the first outstanding side 311 is equipped with first annular inner edge interconnecting piece 312, the outer rim on the first outstanding side 311 is equipped with
First annular outer rim interconnecting piece 313；In a ring, the inner edge on the second outstanding side 321 connects second vibrating diaphragm 32 equipped with the second annular inner rim
The outer rim in portion 322, the second outstanding side 321 is equipped with the second outer circular edge interconnecting piece 323；The inner edge of third vibrating diaphragm 33 is equipped with central part
331, and the outer rim of third vibrating diaphragm 33 is equipped with third outer circular edge interconnecting piece 332.
When first vibrating diaphragm 31, the second vibrating diaphragm 32 are combined with third vibrating diaphragm 33, with the bottom surface of first annular outer rim interconnecting piece 313
It is incorporated into the top surface of the second outer circular edge interconnecting piece 323, the bottom surface of the second outer circular edge interconnecting piece 323 is incorporated into support frame 1
12 top surface of annular step surface, the bottom surface of first annular inner edge interconnecting piece 312 are incorporated into the top of the second annular inner rim interconnecting piece 322
Face, the bottom surface of the second annular inner rim interconnecting piece 322 is incorporated into the top surface of third outer circular edge interconnecting piece 332, and forms the first ring
Shape junction A, and the bottom surface of third outer circular edge interconnecting piece 332 is incorporated into the top surface of voice coil 22, and forms the second annular and combine
Locate B, and first annular junction A is located in the second annular junction B；It is pushed since the volume output of loudspeaker depends on vibrating diaphragm
The displacement of air, and first annular junction A is located in the second annular junction B that (the two is located at different hang down in the present invention
D-axis is online), therefore the area of the first vibrating diaphragm 31 can be expanded, so that effectively sounding area increases, and there is biggish air position
Shifting amount, so as to promoting volume.
In addition, first vibrating diaphragm 31 and the second vibrating diaphragm 32 are ring-type, third in the first preferred embodiment of the invention
The central part 331 of vibrating diaphragm 33 is recessed, and has protrusion between central part 331 and third outer circular edge interconnecting piece 332
333, to increase the rigidity of vibrating diaphragm.Therefore, the rigidity of the third vibrating diaphragm 33 of non-annularity is greater than the first vibrating diaphragm 31 or the second vibrating diaphragm 32.
The first outstanding 321 section when 311 section is outstanding with second is in arcuation again, and the arc in the section on the first outstanding side 311
The arc length in the long section for being greater than the second outstanding side 321, and the first outstanding arc length in 311 inside be greater than second it is outstanding while 321 inside
Arc length.
Furthermore the first outstanding side 311 is equipped with multiple through-holes 314, wherein each through-hole 314 is rounded or long and narrow arc, Jin Errang
Sound is gone by the output of this through-hole, and the pliability for adjusting the first outstanding side 311 plays damping action, can reduce the first vibrating diaphragm 31
Rigidity, because bass depends on pliable (namely pliability, more soft then bass is better) on outstanding side, and phonation efficiency is then with vibrating diaphragm
Weight is related, if vibrating diaphragm is too heavy, volume is not easy to show, and the present invention makes the suitable of the first vibrating diaphragm 31 by each through-hole 314
Property increase, and through-hole 314 is 20%~40% in area shared on the first outstanding side 31, and is that single-row arrangement kenel (also can be
Double or plurality of rows of kenel), in this way, bass performance can be maintained, together in obtaining a preferably balance in flexibility and gas permeability
When can reduce the weight of the first vibrating diaphragm 31 again, to possess phonation efficiency.
In addition, the first outstanding rigidity while 311 can be greater than second it is outstanding while 321 rigidity, with the further damping for strengthening outstanding side
Effect.Furthermore when diaphragm element 3 and support frame 1 are in square type, it is outstanding that the rigidity in four corners on the first outstanding side 311 is smaller than first
Rigidity in the four of 311, to increase the pliable of the first vibrating diaphragm 31 and promote the tribute of 31 pairs of the first vibrating diaphragm whole speakers low frequencies
The way offered, and reduce the rigidity in four corners on the first outstanding side 311 can increase the perforated area in four corners, so that four corners
Structure is softer, but not limited to this practice.In addition, the material of the first vibrating diaphragm 31b can be PET, PEN, PEI, PEEK or silicon rubber, the
The material of two vibrating diaphragm 32b can be PET, PEN, PEI, PEEK, silicon rubber or fiber cloth.
When in use, diaphragm element 3 is pushed jointly with voice coil 22 by the driving unit 2 in accommodating area 11, allows sound
Mainly exported by third vibrating diaphragm 33, since the rigidity of third vibrating diaphragm 33 is preferable, Hi-Mid distortion is low, and sound output is big,
First vibrating diaphragm 31 and the second vibrating diaphragm 32 are then secondary sounding body, and the first vibrating diaphragm 31 has multiple through-holes 314, and cooperates the second vibrating diaphragm
The outstanding side 321 of the second of 32 can provide voice coil 22 damping function (the similar function of playing wave), move voice coil 22 in high-speed piston
When, stable axial actuation can be also maintained, offset is avoided to touch other loudspeaker assemblies.Therefore, the first vibrating diaphragm 31 and the second vibration
The receiving power of loudspeaker of the present invention can be improved in film 32, can be exported with increasing higher electric energy input to convert bigger sound,
So as to promoting volume.
The present invention mainly increases effective sounding area with third vibrating diaphragm 33 by the first vibrating diaphragm 31, the second vibrating diaphragm 32, and
The sound of the second vibrating diaphragm 32 is appeared with each through-hole 314 of the first vibrating diaphragm 31, while increasing the flexibility on the first outstanding side 311, is had
It conducive to the performance of low frequency, while can moderately increase damping effect again, increase the receiving power of loudspeaker, be able to bear bigger
Electric energy input, converting bigger sound can export, and promote volume, reduce low-frequency distortion, and since the rigidity of third vibrating diaphragm 33 is greater than
First vibrating diaphragm 31 and the second vibrating diaphragm 32, therefore the annular junction B water of first annular junction A and second is allowed by third vibrating diaphragm 33
Square to joint be directly connected to, therefore the energy of 22 actuation of voice coil is more effectively allowed quickly and uniformly to be transmitted to the first vibration
Film 31 and the second vibrating diaphragm 32, and volume performance is promoted, reduce distortion.
Referring to FIG. 5, as shown, the second preferred embodiment of the invention and the first preferred embodiment not
It is with place, the central part 331a of third vibrating diaphragm 33a is convex, to increase the rigidity of third vibrating diaphragm 33a, and is promoted whole
Volume.
Fig. 6 to Fig. 9 is please referred to, as shown, third preferred embodiment of the invention and the first preferred specific implementation
Example the difference is that, diaphragm element 3b be another kenel design, wherein the first outstanding side 311b's of the first vibrating diaphragm 31b is interior
Edge is equipped with first annular inner edge interconnecting piece 312b, and the outer rim of the first outstanding side 311b is equipped with first annular outer rim interconnecting piece 313b, and
Each through-hole 314b is double arrangement kenel (can also be the kenel of single row or multiple rows)；In the outstanding side 321b of the second of second vibrating diaphragm 32b
Edge is equipped with central part 324b, and the outer rim of the second outstanding side 321b is equipped with the second outer circular edge interconnecting piece 325b.
In third preferred embodiment of the invention, support frame 1 and diaphragm element 3b are in square type, and in support frame 1
Driving unit 2 is respectively set in accommodating area 11 there are two accommodating area 11 in portion's tool, so that the driving unit 2 in accommodating area 11 is common
Diaphragm element 3b is pushed, so as to making the present invention can be using rectangle and in the ultra-thin loudspeaker structure with double drive unit 2.Separately
Outside, the periphery of support frame 1 has annular step surface 12, and the outer rim of the first vibrating diaphragm 31b and the second vibrating diaphragm 32b are incorporated into ring-shaped step
The top surface in face 12.
When the first vibrating diaphragm 31b, the second vibrating diaphragm 32b are in conjunction with third vibrating diaphragm 33b, with first annular outer rim interconnecting piece 313b
Bottom surface be incorporated into the top surface of the second outer circular edge interconnecting piece 325b, the bottom surface of the second outer circular edge interconnecting piece 325b is incorporated into branch
The bottom surface of 12 top surface of annular step surface of support 1, first annular inner edge interconnecting piece 312b is incorporated into the top surface of third vibrating diaphragm 33b,
The bottom surface of third vibrating diaphragm 33b is incorporated into the top surface of central part 324b, and forms first annular junction A1, and central part 324b
Bottom surface is incorporated into the top surface of voice coil 22, and forms the second annular junction B1, and first annular junction A1 is located at the second annular
In the B1 of junction.
In third preferred embodiment of the invention, third vibrating diaphragm 33b can be annular or non-circular structure, to subtract
Light whole weight, increases the phonation efficiency of loudspeaker, it will usually using as shown in third preferred embodiment of the present invention
Ring structure；And the thickness of third vibrating diaphragm 33b is greater than the thickness summation of the first vibrating diaphragm 31b and the second vibrating diaphragm 32b, makes third vibrating diaphragm
33b can padded first annular inner edge interconnecting piece 312b, allow the first outstanding side 311b have gentle slope, to increase by the first vibrating diaphragm
Effective sounding area of 31b.
In third preferred embodiment of the invention, the section in the first outstanding section in 311b and the second 321b while outstanding
In arcuation, and the arc length in the first outstanding section in 311b be greater than second it is outstanding while 321b section arc length, and the first outstanding side 311b
Interior side-line arc length greater than the second outstanding side 321b inside arc length.In addition, each through-hole 314b can be in long and narrow arc or circle,
And through-hole 314b in area shared on the first outstanding side 311b can be 20%~40%.
In third preferred embodiment of the invention, effective sounding area of the second vibrating diaphragm 32b is maximum, therefore second
Vibrating diaphragm 32b is main sounding body, and the first vibrating diaphragm 31b and third vibrating diaphragm 33b are then secondary sounding body, if third vibrating diaphragm 33b is non-
Annular, then with the maximum third vibrating diaphragm 33b of sounding area for main sounding body, but due to the third vibrating diaphragm 33b for non-annularity, if
When material is heavier material, it is easy to aggravate the weight of diaphragm element 3b, causes phonation efficiency to decline, therefore third of the invention
It is maximum with effective sounding area of the second vibrating diaphragm 32b in preferred embodiment, therefore the second vibrating diaphragm 32b is main sounding body,
And third vibrating diaphragm 33b is set as annular, but not limited to this.
In third preferred embodiment of the invention, third vibrating diaphragm 33b can be used to adjust the first vibrating diaphragm 31b and second
The spacing height of vibrating diaphragm 32b, and make the first vibrating diaphragm 31b because padded on the inside of the first outstanding side 311b, it is able to more flat slope
Extend, and then increases effective sounding area and (due to mainly applicable ultrathin loudspeaker of the invention, increase effective sounding area
Mode only allows the first vibrating diaphragm 31b to extend with more flat slope).
In addition, first annular junction A1 is online positioned at different vertical axises from the second annular junction B1, therefore third
Vibrating diaphragm 33b can allow first annular junction A1 and the horizontal direction of the second annular junction B1 to be directly connected to, because of third vibrating diaphragm
The rigidity of 33b is big, can more effectively allow the energy of 22 actuation of voice coil whereby, be quickly and uniformly transmitted to the first vibrating diaphragm 31b with
On second vibrating diaphragm 32b, volume performance is promoted, distortion is reduced.
In third preferred embodiment of the invention, the first outstanding rigidity in 311b can be greater than the second 321b's while outstanding
Rigidity, with further damping effect for strengthening outstanding side.Furthermore when diaphragm element 3b and support frame 1 are in square type, the first outstanding side
The rigidity in four corners of 311b is smaller than the first outstanding rigidity in the four of 311b, to increase the pliable of the first vibrating diaphragm 31b and mention
Contribution of the first vibrating diaphragm 31b to whole speakers low frequencies is risen, and the way for reducing the rigidity in four corners of the first outstanding side 311b can
To increase the perforated area in four corners, so that the structure in four corners is softer, but not limited to this practice.In addition, the first vibrating diaphragm 31b
Material can be PET, PEN, PEI, PEEK or silicon rubber, and the material of the second vibrating diaphragm 32b can be PET, PEN, PEI, PEEK, silicon rubber
Or fiber cloth.
The present invention has hereinbefore been disclosed with preferred embodiment, so it will be understood by those skilled in the art that embodiment only
For describing the present invention, and it is not construed as limiting the scope of the invention.It should be noted that the variation equivalent with embodiment such as
With displacement, should all be set as being encompassed within the scope of the present invention.Therefore, protection scope of the present invention is worked as and is defined with claims
Range subject to.
Claims (19)
1. a kind of loudspeaker, which is characterized in that it includes:
Support frame；
An at least driving unit is set in support frame as described above, and the driving unit includes that magnetic returns component and voice coil, and the magnetic returns
Being slidingly connected outside component has the voice coil；And
Diaphragm element, in conjunction with support frame as described above and the voice coil, the diaphragm element includes:
First vibrating diaphragm, in a ring, first vibrating diaphragm have the first outstanding side, and the first outstanding side is equipped with multiple through-holes；
Second vibrating diaphragm, in a ring, second vibrating diaphragm have the second outstanding side, described second it is outstanding while be located at first it is outstanding while lower section,
And in described second it is outstanding when described first is outstanding between form oscillation space；And
Third vibrating diaphragm, inner rim are equipped with central part, and the third vibrating diaphragm is connected to second vibrating diaphragm；
The inner edge on the second outstanding side is equipped with the second annular inner rim interconnecting piece；It is outer that the outer rim of the third vibrating diaphragm is equipped with third annular
Edge interconnecting piece, the bottom surface of the second annular inner rim interconnecting piece are incorporated into the top surface of the third outer circular edge interconnecting piece, and shape
It is incorporated into the top surface of the voice coil at the bottom surface of first annular junction, and the third outer circular edge interconnecting piece, and forms the
Second ring junction, and the first annular junction is located in the described second annular junction.
2. loudspeaker as described in claim 1, which is characterized in that the diaphragm element is in square type, and support frame as described above is in square type,
And the driving unit is respectively set in the accommodating area there are two accommodating area in tool inside support frame as described above.
3. loudspeaker as described in claim 1, which is characterized in that the inner edge on the first outstanding side connects equipped with first annular inner edge
The outer rim of socket part, the first outstanding side is equipped with first annular outer rim interconnecting piece；The outer rim on the second outstanding side is equipped with the second annular
Outer rim interconnecting piece.
4. loudspeaker as claimed in claim 3, which is characterized in that the bottom surface of the first annular outer rim interconnecting piece is incorporated into institute
The top surface of the second outer circular edge interconnecting piece is stated, the bottom surface of the second outer circular edge interconnecting piece is incorporated into the top of support frame as described above
The bottom surface in face, the first annular inner edge interconnecting piece is incorporated into the top surface of the second annular inner rim interconnecting piece.
5. loudspeaker as described in claim 1, which is characterized in that the central part of the third vibrating diaphragm is recessed, and in institute
Stating has protrusion between central part and the third outer circular edge interconnecting piece；Or the central part of the third vibrating diaphragm is in protrusion
Shape.
6. loudspeaker as described in claim 1, which is characterized in that described first it is outstanding while section with described second it is outstanding while cut
Face is in arcuation, and it is described first it is outstanding while section arc length be greater than described second it is outstanding while section arc length, and described first is outstanding
While inside arc length be greater than described second it is outstanding while inside arc length.
7. loudspeaker as described in claim 1, which is characterized in that each through-hole be in long and narrow arc or circle, and the through-hole in
Shared area is 20%~40% on the first outstanding side.
8. loudspeaker as described in claim 1, which is characterized in that described first it is outstanding while rigidity be greater than described second it is outstanding while
Rigidity.
9. loudspeaker as described in claim 1, which is characterized in that the diaphragm element is in square type, and support frame as described above is in square type,
Described first it is outstanding while four corners rigidity be less than described first it is outstanding while four sides rigidity.
10. loudspeaker as described in claim 1, which is characterized in that the material of first vibrating diaphragm be PET, PEN, PEI,
PEEK or silicon rubber, the material of second vibrating diaphragm are PET, PEN, PEI, PEEK, silicon rubber or fiber cloth.
11. a kind of loudspeaker, which is characterized in that it includes:
Support frame；
An at least driving unit is set in support frame as described above, and the driving unit includes that magnetic returns component and voice coil, and the magnetic returns
Being slidingly connected outside component has the voice coil；And
Diaphragm element, in conjunction with support frame as described above and the voice coil, the diaphragm element includes:
First vibrating diaphragm, in a ring, first vibrating diaphragm have the first outstanding side, and the first outstanding side is equipped with multiple through-holes；
Second vibrating diaphragm has the second outstanding side, and the inner edge on the second outstanding side is equipped with central part, and the second outstanding side is located at first
Below outstanding side, and in described second it is outstanding when described first is outstanding between form oscillation space；And
Third vibrating diaphragm, in a ring, the third vibrating diaphragm are connected to first vibrating diaphragm and second vibrating diaphragm；
The bottom surface of the third vibrating diaphragm is incorporated into the top surface of the central part, and forms first annular junction, and the center
The bottom surface in portion is incorporated into the top surface of the voice coil, and forms the second annular junction, and the first annular junction is located at institute
It states in the second annular junction；The thickness that the thickness of the third vibrating diaphragm is greater than first vibrating diaphragm and second vibrating diaphragm is total
With.
12. loudspeaker as claimed in claim 11, which is characterized in that the diaphragm element is in square type, and support frame as described above is in square
Type, and the driving unit is respectively set in the accommodating area there are two accommodating area in tool inside support frame as described above.
13. loudspeaker as claimed in claim 11, which is characterized in that the inner edge on the first outstanding side is equipped with first annular inner edge
The outer rim of interconnecting piece, the first outstanding side is equipped with first annular outer rim interconnecting piece；The outer rim on the second outstanding side is equipped with the second ring
Shape outer rim interconnecting piece.
14. loudspeaker as claimed in claim 13, which is characterized in that the bottom surface of first annular outer rim interconnecting piece is incorporated into described
The bottom surface of the top surface of second outer circular edge interconnecting piece, the second outer circular edge interconnecting piece is incorporated into the top surface of support frame as described above,
The bottom surface of the first annular inner edge interconnecting piece is incorporated into the top surface of the third vibrating diaphragm.
15. loudspeaker as claimed in claim 11, which is characterized in that described first it is outstanding while section with described second it is outstanding while
Section is in arcuation, and it is described first it is outstanding while section arc length be greater than described second it is outstanding while section arc length, and described first
It is outstanding while inside arc length be greater than described second it is outstanding while inside arc length.
16. loudspeaker as claimed in claim 11, which is characterized in that each through-hole is in long and narrow arc or circle, and the through-hole
Area shared by the described first outstanding side is 20%~40%.
17. loudspeaker as claimed in claim 11, which is characterized in that described first it is outstanding while rigidity be greater than described second it is outstanding while
Rigidity.
18. loudspeaker as claimed in claim 11, which is characterized in that the diaphragm element is in square type, and support frame as described above is in square
Type, described first it is outstanding while four corners rigidity be less than described first it is outstanding while four sides rigidity.
19. loudspeaker as claimed in claim 11, which is characterized in that the material of first vibrating diaphragm be PET, PEN, PEI,
PEEK or silicon rubber, the material of second vibrating diaphragm are PET, PEN, PEI, PEEK, silicon rubber or fiber cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710768894.2A CN107580284B (en) | 2017-08-31 | 2017-08-31 | Loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710768894.2A CN107580284B (en) | 2017-08-31 | 2017-08-31 | Loudspeaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107580284A CN107580284A (en) | 2018-01-12 |
| CN107580284B true CN107580284B (en) | 2019-08-23 |
Family
ID=61030828
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710768894.2A Active CN107580284B (en) | 2017-08-31 | 2017-08-31 | Loudspeaker |
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| Country | Link |
|---|---|
| CN (1) | CN107580284B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109561376B (en) * | 2018-12-03 | 2024-09-24 | 精拓丽音科技（北京）有限公司 | Electroacoustic conversion device |
| WO2020227956A1 (en) * | 2019-05-10 | 2020-11-19 | 瑞声声学科技(深圳)有限公司 | Magnetic circuit system and a loudspeaker using same |
| CN111836175B (en) * | 2020-06-24 | 2021-09-28 | 瑞声科技(新加坡)有限公司 | Micro loudspeaker |
| CN113676822B (en) * | 2021-08-25 | 2024-07-23 | 深圳市火乐科技发展有限公司 | Speaker, projection apparatus, and method of adjusting sound pressure of speaker |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201904915U (en) * | 2010-12-28 | 2011-07-20 | 东莞正阳电子有限公司 | Double-surround loudspeaker |
| CN205491140U (en) * | 2016-04-06 | 2016-08-17 | 乔旸电子股份有限公司 | Radiate loudspeaker passively |
| CN106303851A (en) * | 2015-05-11 | 2017-01-04 | 富佑鸿科技股份有限公司 | Loudspeaker structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4735299B2 (en) * | 2006-02-06 | 2011-07-27 | パナソニック株式会社 | Speaker |
-
2017
- 2017-08-31 CN CN201710768894.2A patent/CN107580284B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201904915U (en) * | 2010-12-28 | 2011-07-20 | 东莞正阳电子有限公司 | Double-surround loudspeaker |
| CN106303851A (en) * | 2015-05-11 | 2017-01-04 | 富佑鸿科技股份有限公司 | Loudspeaker structure |
| CN205491140U (en) * | 2016-04-06 | 2016-08-17 | 乔旸电子股份有限公司 | Radiate loudspeaker passively |
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| Publication number | Publication date |
|---|---|
| CN107580284A (en) | 2018-01-12 |
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