CN105979431A - Passive radiator and loudspeaker - Google Patents
Passive radiator and loudspeaker Download PDFInfo
- Publication number
- CN105979431A CN105979431A CN201610529882.XA CN201610529882A CN105979431A CN 105979431 A CN105979431 A CN 105979431A CN 201610529882 A CN201610529882 A CN 201610529882A CN 105979431 A CN105979431 A CN 105979431A
- Authority
- CN
- China
- Prior art keywords
- ring
- passive radiator
- vibrating diaphragm
- outer ring
- interior
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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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
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R7/00—Diaphragms for electromechanical transducers; Cones
- H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
- H04R7/12—Non-planar diaphragms or cones
- H04R7/14—Non-planar diaphragms or cones corrugated, pleated or ribbed
-
- 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
Abstract
The embodiment of the invention discloses a passive radiator and a loudspeaker. The passive radiator comprises a vibration diagram, a bracket and at least one folding ring set; the vibration diagram is arranged in the middle part of the bracket; the vibration diagram is connected with the inner edge of the bracket through the folding ring set; the folding ring set comprises an outer folding ring positioned in the outer layer and an inner folding ring positioned in the inner layer; the outer folding ring and the inner folding ring are hunched forwardly and reversely corresponding to the plane, where the vibration diagram is; and the semi-diameter of the outer folding ring is greater than that of the inner folding ring. By means of the passive radiator and the loudspeaker disclosed by the invention, the elasticity of the vibration diagram can be greatly improved; the bass effect is improved; furthermore, the linearity under the large amplitude can be ensured; and thus, sound is not distorted.
Description
Technical field
The present invention relates to loudspeaker techniques field, particularly relate to a kind of passive radiator and speaker.
Background technology
Passive radiator (English name: Passive Radiators-PRs) is generally worked as by user ignorant of the fact
Become the jerry product of sound equipment manufacturer.From the appearance it is identical with common bass unit；But it is interior
Portion is seen, its structure is but very different.Not having any lead-in wire to be connected in above, the back side does not has common yet
Drive magnet.
The sound equipment using " passive radiator " generally comprises actively loudspeaker unit and a passive unit
(passive radiator).Passive unit generally and actively loudspeaker unit profile is similar, but do not have voice coil loudspeaker voice coil with
Drive magnet.Its only one of which cone, get along well any voice coil loudspeaker voice coil or circuit are connected.Passive radiator generally quilt
It is used for adjusting bass so that designer can regulate the tone color that audio amplifier is overall.Passive radiator is in audio amplifier
Active cell is to carrying out passive sounding under the drive of air in casing.
Ring (Edge), as the indispensable part of passive radiator vibrating diaphragm, is not only supported and holding is shaken
The movement of film, make vibrating diaphragm can in axial direction free vibration, but can not transverse shifting.The shape of ring has
Multiple, the most conventional has corrugated ring and semicircle ring type ring.Corrugated ring, its form is tool
Having some ripples, the flexible of this ring to have certain limit, when amplitude, the displacement of circumferencial direction is limited
Make, thus the most bad.Semicircle ring type ring, can be divided into according to the direction difference of ledge
Convex ring and recessed ring.Compared with wave ring, semicircle ring type ring allows large magnitude.But
Linear in order to ensure under big amplitude, the width of ring to strengthen, thus radius of curvature is also big, causes
Ring intensity declines.
Summary of the invention
In order to solve above-mentioned technical problem, the embodiment of the present invention provides a kind of passive radiator, including:
Vibrating diaphragm, support and at least one ring group；
Described vibrating diaphragm is arranged on described mid-stent, and described vibrating diaphragm is by described ring group and described support
Along connecting；
Described ring group includes being positioned at the outer ring of outer layer and being positioned at the ring of internal layer；
Described outer ring and described interior ring are inner and outer ring misconstruction, described outer ring and described interior ring
It is forward and reverse protuberance relative to described vibrating diaphragm place plane.
Preferably, the radius of described outer ring is more than the radius of described interior ring.
Preferably, described ring group had some groups, around described vibrating diaphragm one week.
Preferably, the described outer ring at outer layer and the described interior ring at internal layer are a plurality of, and quantity
Unanimously.
Preferably, the protuberance direction of adjacent outer ring or adjacent interior ring is relative to described vibrating diaphragm place
Plane is contrary.
Preferably, the adjacent end portion of described outer ring and described interior ring phase in described vibrating diaphragm vertical direction
Every preset distance.
Preferably, the cross sectional shape of described outer ring or described interior ring is semicircle or V-arrangement or sinusoidal.
Preferably, the peak of the forward protuberance of described outer ring or described interior ring is less than described support
Upper plane.
Preferably, described passive radiator is formed in one structure.
A kind of speaker that the embodiment of the present invention provides, including:
Any one the described passive radiator mentioned at least one the present embodiment.
As can be seen from the above technical solutions, the embodiment of the present invention has the advantage that
A kind of passive radiator, speaker and the audio-video system that the embodiment of the present invention provides, wherein, passive
Irradiator includes: vibrating diaphragm, support and at least one ring group；Vibrating diaphragm is arranged on mid-stent, and vibrating diaphragm leads to
Cross ring group to be connected with edge in support；Ring group includes being positioned at the outer ring of outer layer and being positioned at the infolding of internal layer
Ring, outer ring and interior ring are forward and reverse protuberance relative to vibrating diaphragm place plane, and the radius of outer ring is more than
The radius of interior ring.In the present embodiment, by being positioned at the outer ring of outer layer and being positioned at the ring of internal layer,
Outer ring and interior ring are forward and reverse protuberance relative to vibrating diaphragm place plane, and the radius of outer ring is more than infolding
The radius of ring, it is achieved that when the paper membrane vibration of such as pronunciation unit, by outer ring and interior ring relative to
Vibrating diaphragm place plane is forward and reverse ridge structure, and the radius of outer ring is more than the radius of interior ring so that
Vibrating diaphragm carries out the same phase motion of correspondence, not only ensure that the high intensity of ring, and greatly enhances sound
The superposition of sound and improve linear oscillator ability, solves current semicircle ring type ring and is ensureing good
Linear under width, owing to the width of ring to strengthen, thus radius of curvature is also big, the ring intensity caused
The technical problem declined.
Further, owing to outer ring or infolding ring Formation cross-section are sinusoidal or v-shaped structure, vibrating diaphragm shakes
Time dynamic more linear.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to reality
Execute the required accompanying drawing used in example or description of the prior art to be briefly described, it should be apparent that below,
Accompanying drawing in description is only some embodiments of the present invention, for those of ordinary skill in the art,
On the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
The cross section structure schematic diagram of a kind of passive radiator that Fig. 1 provides for the embodiment of the present invention；
Fig. 2 is passive radiator perspective view；
Fig. 3 is passive radiator front schematic view；
Illustrate: vibrating diaphragm 1, support 2, ring group 3, outer ring 31, the outer folding of interior ring 32, first
Ring 322 in ring 321, second in ring the 311, second outer ring 312, first.
Detailed description of the invention
A kind of passive radiator of embodiment of the present invention offer and speaker, solve current semi-circular pair
Claim ring due to only one semi-circular, cause vibrating diaphragm vibration time, although semiorbicular resonance is due to right
Title can improve resonance qualitly, but the technical problem that the effect of resonance is the most linear, and ripple ring knot
Structure vibrating diaphragm when vibration, force structure of distorting due to it itself, result in the technical problem that resonance is low.
For making the goal of the invention of the present invention, feature, the advantage can be the most obvious and understandable, below will
In conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Ground describes, it is clear that the embodiments described below are only a part of embodiment of the present invention, and not all
Embodiment.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creativeness
The all other embodiments obtained under work premise, broadly fall into the scope of protection of the invention.
Refer to Fig. 1 to Fig. 3, an embodiment bag of a kind of passive radiator that the embodiment of the present invention provides
Include:
Vibrating diaphragm 1, support 2 and at least one ring group 3；
Vibrating diaphragm 1 is arranged in the middle part of support 2, and vibrating diaphragm is connected with edge in support 2 by ring group；
Ring group 3 is included in the outer ring 31 of outer layer and is positioned at the ring 32 of internal layer；
If Fig. 1 and Fig. 2, outer ring 31 and interior ring 32 are forward and reverse grand relative to vibrating diaphragm 1 place plane
Rising, can be outer ring forward protuberance, interior ring reversely swells, it is also possible to be that outer ring reversely swells,
Interior ring forward swells.Outer ring 31 and interior ring 32 substantially increase the elasticity of vibrating diaphragm 20 so that
The frequency that vibrating diaphragm 20 can vibrate is faster, in hgher efficiency, dimension, it is possible to improve sound equipment largely
Bass effect.
During ring vibration, its deformation quantity of part closer to vibrating diaphragm center is the biggest, and away from vibrating diaphragm
The part of the heart is that deformation quantity is little, and therefore, in the present embodiment, the radius of outer ring 31 is more than interior ring 32
Radius, make the elasticity of outer ring 31 elasticity more than interior ring 32, so that outer ring 31 and infolding
The deformation quantity of ring 32 reaches unanimity, linear with ensure under big amplitude, makes sound undistorted.Preferably,
The radius of outer ring 31 is 0.5mm more than the radius of interior ring 32, and the radius of outer ring 31 is
2.1mm, the radius of interior ring 32 is 1.6mm.
Further, outer ring 31 includes the outer ring of adjacent first 311, second outer ring 312, interior
Ring 32 includes in adjacent first ring 322 in ring 321, second, adjacent the first outer ring 311,
In second outer ring 312 or adjacent first in ring 321, second the protuberance direction of ring 322 relative to
Vibrating diaphragm place plane is contrary, as depicted in figs. 1 and 2, and ring 321 in the first outer ring 311 and first
Being a ring group, in the second outer ring 312 and second, ring 322 is another ring group, two ring groups
It is seen as X-shaped from depression angle, wherein, ring 321 in the first outer ring 311 and first, or outside second
In ring 312 and second, ring 322 is mutually in forward and reverse protuberance, and namely the first outer ring 311 is towards just
Direction is swelled, then ring 321 swells, in like manner in the second outer ring 312 and second in the opposite direction in first
Ring 322 is too, it is to be understood that forward and reverse the most specifically fix, and is only merely restriction adjacent
First outer ring the 311, second outer ring 312 or adjacent first in ring 322 in ring 321, second
Protuberance direction contrary relative to vibrating diaphragm place plane.
This concavo-convex ring group being crisscross arranged, it is ensured that the balance of diaphragm oscillations, makes sound not lose
Very, therefore, the passive radiator of the present embodiment, in the case of not making audio distortions, improves low audio
Really.
Further, ring group has some groups, around vibrating diaphragm one week, it is to be understood that a ring
Group is the be connected adjacent outer ring 31 of the mutual dislocation that cross section is S-shaped structure of edge and an infolding
Ring 32 is formed.
Further, the outer ring 31 at outer layer and the interior ring at internal layer 32 are a plurality of, and quantity
Unanimously.
Further, the adjacent end portion of outer ring 31 and interior ring 32 is separated by pre-in vibrating diaphragm vertical direction
Putting distance, this preset distance is 0.4mm so that when vibrating diaphragm 1 vibrates, outer ring 31 and interior ring 32
Can be the resonance carrying out amplitude peak based on 0.4mm.
Further, the cross sectional shape of outer ring 31 or interior ring 32 is semicircle or V-arrangement or sinusoidal.
Further, vibrating diaphragm 1 is rectangle or justifies rectangle or circle, and vibrating diaphragm 1 is silica gel, rubber, silicon rubber
Glue etc., are known to the skilled person technology, and here is omitted.
Further, the peak of the forward protuberance of outer ring 31 or interior ring 32 is less than support 2
Upper plane.
Preferably, vibrating diaphragm 1 is hollow cavity, is counterweight in cavity, this counterweight can be iron block,
Bloom etc., the general 5mm of thickness of whole passive radiator.
Passive radiator in the present embodiment is formed in one structure, can be that encapsulating is one-body molded, thus
Ensure that air-tightness.
The embodiment of the present invention additionally provides a kind of speaker, including:
Passive radiator in embodiment shown at least one Fig. 1 to Fig. 3.
It should be noted that the relation of passive radiator and speaker is known technology, the most detailed
Carefully repeat.
A kind of passive radiator, speaker and the audio-video system that the embodiment of the present invention provides, wherein, passive
Irradiator includes: vibrating diaphragm 1, support 2 and at least one ring group 3；Vibrating diaphragm 1 is arranged in the middle part of support 2,
Vibrating diaphragm is connected with edge in support 2 by ring group；Ring group 3 is included in the outer ring 31 of outer layer and is positioned at
The interior ring 32 of internal layer, outer ring 31 and interior ring 32 are forward and reverse grand relative to vibrating diaphragm 1 place plane
Rising, the radius of outer ring 31 is more than the radius of interior ring 32.In the present embodiment, by being positioned at outer layer
Outer ring 31 and the ring 32 being positioned at internal layer, outer ring 31 and interior ring 32 are relative to vibrating diaphragm 1 place
Plane is forward and reverse protuberance, and the radius of outer ring 31 is more than the radius of interior ring 32, it is achieved that such as sending out
During the paper membrane vibration of sound unit, it is forward and reverse grand by outer ring and interior ring relative to vibrating diaphragm place plane
Play structure, and the radius of outer ring is more than the radius of interior ring so that vibrating diaphragm carries out the same phase fortune of correspondence
Dynamic, not only ensure that the high intensity of ring, and greatly enhance voice technique and improve and linearly shake
Kinetic force, solves current semicircle ring type ring linear, due to ring ensure under big amplitude
Width to strengthen, thus radius of curvature is also big, the technical problem that the ring intensity caused declines.
Further, owing to inner and outer ring misconstruction, outer ring 31 and interior ring 32 are diagonal angle
Line connects so that relative to outer ring 31 and interior ring 32 that vibrating diaphragm 1 place plane is forward and reverse protuberance
Formation cross-section is sinusoidal or v-shaped structure, and vibrating diaphragm 1 is more linear when vibrating.
Above, above example only in order to technical scheme to be described, is not intended to limit；Although
Being described in detail the present invention with reference to previous embodiment, those of ordinary skill in the art should manage
Solve: the technical scheme described in foregoing embodiments still can be modified by it, or in the middle part of it
Technical characteristic is divided to carry out equivalent；And these amendments or replacement, do not make the basis of appropriate technical solution
Matter departs from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. a passive radiator, including:
Vibrating diaphragm, support and at least one ring group；
Described vibrating diaphragm is arranged on described mid-stent, and described vibrating diaphragm is by described ring group and described support
Along connecting；It is characterized in that,
Described ring group includes being positioned at the outer ring of outer layer and is positioned at the ring of internal layer, described outer ring and
Described interior ring is forward and reverse protuberance relative to described vibrating diaphragm place plane, and the radius of described outer ring is more than
The radius of described interior ring.
Passive radiator the most according to claim 1, it is characterised in that adjacent outer ring or phase
The protuberance direction of adjacent interior ring is contrary relative to described vibrating diaphragm place plane.
Passive radiator the most according to claim 2, it is characterised in that described ring group has some
Group, around described vibrating diaphragm one week.
Passive radiator the most according to claim 3, it is characterised in that at the described outer folding of outer layer
Ring and be a plurality of at the described interior ring of internal layer, and quantity is consistent.
Passive radiator the most according to claim 1, it is characterised in that described outer ring and described
The adjacent end portion of interior ring is separated by preset distance in described vibrating diaphragm vertical direction.
Passive radiator the most as claimed in any of claims 1 to 5, it is characterised in that institute
The cross sectional shape stating outer ring is semicircle or V-arrangement or sinusoidal.
Passive radiator the most as claimed in any of claims 1 to 5, it is characterised in that institute
The cross sectional shape stating interior ring is semicircle or V-arrangement or sinusoidal.
Passive radiator the most as claimed in any of claims 1 to 5, it is characterised in that institute
The peak of the forward protuberance stating outer ring or described interior ring is less than the upper plane of described support.
Passive radiator the most according to claim 1, it is characterised in that described passive radiator is
Integrated formed structure.
10. a speaker, it is characterised in that including:
At least one passive radiator as described in claim 1 to 9 any one.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610529882.XA CN105979431A (en) | 2016-07-06 | 2016-07-06 | Passive radiator and loudspeaker |
| PCT/CN2016/106893 WO2018006535A1 (en) | 2016-07-06 | 2016-11-23 | Passive radiator and speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610529882.XA CN105979431A (en) | 2016-07-06 | 2016-07-06 | Passive radiator and loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105979431A true CN105979431A (en) | 2016-09-28 |
Family
ID=56954936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610529882.XA Pending CN105979431A (en) | 2016-07-06 | 2016-07-06 | Passive radiator and loudspeaker |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN105979431A (en) |
| WO (1) | WO2018006535A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018006535A1 (en) * | 2016-07-06 | 2018-01-11 | 北京爱德发科技有限公司 | Passive radiator and speaker |
| CN107809712A (en) * | 2017-12-22 | 2018-03-16 | 奥音新材料（镇江）有限公司 | A kind of good diaphragm of loudspeaker of stability |
| CN109391886A (en) * | 2018-11-02 | 2019-02-26 | 深圳市三诺数字科技有限公司 | A kind of passive radiator |
| WO2019041507A1 (en) * | 2017-08-31 | 2019-03-07 | 歌尔股份有限公司 | Diaphragm and loudspeaker unit for loudspeaker |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108600925A (en) * | 2018-05-25 | 2018-09-28 | 东莞顺合丰电业有限公司 | Passive type radiator and the speaker system for including passive type radiator |
| TWI685261B (en) * | 2018-06-06 | 2020-02-11 | 富祐鴻科技股份有限公司 | Passive radiator and speaker system including it |
| US11297438B2 (en) | 2018-10-19 | 2022-04-05 | Sound Solutions International Co., Ltd. | Electrodynamic acoustic transducer having a polygonal membrane with improved compliance |
| CN111131973A (en) * | 2020-01-14 | 2020-05-08 | 东莞达电电子有限公司 | Vibrating diaphragm structure for earphone |
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| CN1735283A (en) * | 2005-06-24 | 2006-02-15 | 吴琪君 | Support folded ring with mutually reverse-wave on identical peripheral line |
| CN202455528U (en) * | 2011-12-30 | 2012-09-26 | 瑞声声学科技(常州)有限公司 | Thin-type loudspeaker |
| CN203708463U (en) * | 2013-11-26 | 2014-07-09 | 天津中环真美声学技术有限公司 | Ultrathin high-power loudspeaker |
| JP2014239383A (en) * | 2013-06-10 | 2014-12-18 | ディービーテクノロジー株式会社 | Speaker and edge structure thereof |
| US9025809B1 (en) * | 2014-01-03 | 2015-05-05 | Rockford Corporation | Voicecoil affixation |
| CN105721994A (en) * | 2016-04-22 | 2016-06-29 | 歌尔声学股份有限公司 | Mini loudspeaker |
| CN205812348U (en) * | 2016-07-06 | 2016-12-14 | 北京爱德发科技有限公司 | A kind of passive radiator and speaker |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105979431A (en) * | 2016-07-06 | 2016-09-28 | 北京爱德发科技有限公司 | Passive radiator and loudspeaker |
-
2016
- 2016-07-06 CN CN201610529882.XA patent/CN105979431A/en active Pending
- 2016-11-23 WO PCT/CN2016/106893 patent/WO2018006535A1/en active Application Filing
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1735283A (en) * | 2005-06-24 | 2006-02-15 | 吴琪君 | Support folded ring with mutually reverse-wave on identical peripheral line |
| CN202455528U (en) * | 2011-12-30 | 2012-09-26 | 瑞声声学科技(常州)有限公司 | Thin-type loudspeaker |
| JP2014239383A (en) * | 2013-06-10 | 2014-12-18 | ディービーテクノロジー株式会社 | Speaker and edge structure thereof |
| CN203708463U (en) * | 2013-11-26 | 2014-07-09 | 天津中环真美声学技术有限公司 | Ultrathin high-power loudspeaker |
| US9025809B1 (en) * | 2014-01-03 | 2015-05-05 | Rockford Corporation | Voicecoil affixation |
| CN105721994A (en) * | 2016-04-22 | 2016-06-29 | 歌尔声学股份有限公司 | Mini loudspeaker |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018006535A1 (en) * | 2016-07-06 | 2018-01-11 | 北京爱德发科技有限公司 | Passive radiator and speaker |
| WO2019041507A1 (en) * | 2017-08-31 | 2019-03-07 | 歌尔股份有限公司 | Diaphragm and loudspeaker unit for loudspeaker |
| CN107809712A (en) * | 2017-12-22 | 2018-03-16 | 奥音新材料（镇江）有限公司 | A kind of good diaphragm of loudspeaker of stability |
| CN109391886A (en) * | 2018-11-02 | 2019-02-26 | 深圳市三诺数字科技有限公司 | A kind of passive radiator |
| CN109391886B (en) * | 2018-11-02 | 2024-04-02 | 深圳市三诺数字科技有限公司 | Passive radiator |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018006535A1 (en) | 2018-01-11 |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160928 |
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| RJ01 | Rejection of invention patent application after publication |