CN1520231A - Speaker surtable to different output power - Google Patents
Speaker surtable to different output power Download PDFInfo
- Publication number
- CN1520231A CN1520231A CNA031008429A CN03100842A CN1520231A CN 1520231 A CN1520231 A CN 1520231A CN A031008429 A CNA031008429 A CN A031008429A CN 03100842 A CN03100842 A CN 03100842A CN 1520231 A CN1520231 A CN 1520231A
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- plate
- ring flat
- voice coil
- ripple ring
- ora terminalis
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Abstract
The invented acoustics assembly possesses raised power supported, tone quality held and suitable to wide output power. The assembly includes iron core in T-shape section and following parts on the iron core in sequence: magnet ring, pole piece, frame with supporting end on its top part, axle center part of voice coil, vibrating plate connected between top part of the frame and axle center part of voice coil, spring wave annular plate connected between axle center part of voice coil and the frame as well as fortifier capable of supporting different power and keeping different volume. The axle center part of voice coil possesses voice coil positioned between magnetic core of iron core and pole piece. Edge of outer ring of the vibrating plate forms a combination board connected to the top part of the frame. Edge of the spring wave annular plate forms a combination part.
Description
Technical field
The invention belongs to the loud speaker of acoustics parts, particularly a kind of suitable different output power.
Background technology
As shown in Figure 1 and Figure 2, the loud speaker of commonly using comprises the iron core 10 ' of T section, is arranged at magnet ring 11 ', pole piece 12 ', the framework 13 ' on the iron core 10 ', the voice coil loudspeaker voice coil axle center part 14 ' that is supported in framework 13 ' top, one ora terminalis (edge) 131 ', oscillating plate 15 ' and play ripple ring flat-plate 16 ' in regular turn.
Voice coil loudspeaker voice coil axle center part 14 ' has the voice coil loudspeaker voice coil 141 ' that is located between iron core 10 ' magnetic core 101 ' and the pole piece 12 ' and fixing by playing ripple ring flat-plate 16 ', it is responded to after energising produce stable up-down vibration, and do not touch magnetic core 101 ', pole piece 12 ' and iron core 10 ', thereby avoid producing noise and distortion, and the ripple that will shake is uploaded to oscillating plate 15 ' to produce required sound wave.
As shown in Figure 1 and Figure 2, in the tonequality performance of sound wave, the damping intensity that plays ripple ring flat-plate 16 ' can influence the restoring force and the resonance frequency of voice coil loudspeaker voice coil axle center part 14 ', that is play efficient that ripple ring flat-plate 16 ' suppresses inertia damping and can influence loud speaker and can bear power and sound press (volume), therefore, loud speaker system can consider watt level and select to be provided with as shown in Figure 1 individual layer bullet ripple ring flat-plate 16 ' or bilayer bullet ripple ring flat-plate 16 ' as shown in Figure 2.Yet, though individual layer bullet ripple ring flat-plate 16 ' can produce volume clearly when small-power, but under more high-power, loud speaker then reduces the efficient that suppresses inertia damping because of playing ripple ring flat-plate 16 ' restoring force and undercapacity easily, thereby causes bullet ripple ring flat-plate 16 ' excessively to rock and quality distortion.On the other hand, can overcome the problems referred to above and under more high-power, produce tonequality clearly though bilayer plays ripple ring flat-plate 16 ', but loud speaker is easily because of restoring force and the excessive sound press deficiency (volume is low excessively) that causes of damping under small-power.Because the loadspeaker structure of commonly using can't have high-power and low power tonequality surface concurrently, thereby becomes the inevasible bottleneck of general combination audio.
Summary of the invention
The loud speaker that the purpose of this invention is to provide the suitable different output power that a kind of raising can be born power, kept tonequality, the suitable power scope is wide.
The present invention includes the iron core of T section, be arranged at magnet ring on the iron core, pole piece, top in regular turn and form the framework, the voice coil loudspeaker voice coil axle center part that support ora terminalis, be connected in oscillating plate between frame roof ora terminalis and the voice coil loudspeaker voice coil axle center part, be connected with the bullet ripple ring flat-plate between voice coil loudspeaker voice coil axle center part and framework and use the stiffener that formation can be born different capacity and be kept different volumes; The voice coil loudspeaker voice coil axle center part has the voice coil loudspeaker voice coil between magnetic core of iron core of being located in and the pole piece; Oscillating plate outer shroud ora terminalis forms the joint portion that is connected with the frame roof ora terminalis; Play ripple ring flat-plate outer shroud ora terminalis and form the joint portion.
Wherein:
Stiffener is to be bonded at least one auxiliary bullet ripple ring flat-plate that plays ripple ring flat-plate outer shroud; The auxiliary internal diameter that plays the ripple ring flat-plate forms different-thickness and intensity greater than the internal diameter that plays the ripple ring flat-plate so that play the inner and outer rings of ripple ring flat-plate, uses to make to play the efficient that ripple ring flat-plate inner and outer rings has less, big restoring force respectively and suppresses inertia damping.
Stiffener is for being bonded in the auxiliary bullet ripple ring flat-plate that plays an above different inner diameters on the ripple ring flat-plate outer shroud from inside to outside; The auxiliary internal diameter of ripple ring flat-plate that plays is greater than the internal diameter that plays the ripple ring flat-plate, form two or more different-thickness and intensity from inside to outside so that play the inner and outer rings of ripple ring flat-plate, use to make playing the efficient that ripple ring flat-plate inner and outer rings has two or more less, big restoring forces respectively and suppresses inertia damping.
The auxiliary ripple ring flat-plate system that plays is bonded in bullet ripple ring flat-plate surface.
The auxiliary ripple ring flat-plate system that plays is bonded in the bullet ripple ring flat-plate back side.
Stiffener is located at secondary combined portion on the oscillating plate joint portion for knot; Secondary combined portion shape is identical with the joint portion of oscillating plate outer shroud ora terminalis.
System of secondary combined portion is bonded in the outer shroud of oscillating plate outer shroud ora terminalis joint portion near frame supported ora terminalis surface.
Owing to the present invention includes the iron core of T section, be arranged at magnet ring on the iron core, pole piece, top in regular turn and form the framework, the voice coil loudspeaker voice coil axle center part that support ora terminalis, be connected in oscillating plate between frame roof ora terminalis and the voice coil loudspeaker voice coil axle center part, be connected with the bullet ripple ring flat-plate between voice coil loudspeaker voice coil axle center part and framework and use the stiffener that formation can be born different capacity and be kept different volumes; The voice coil loudspeaker voice coil axle center part has the voice coil loudspeaker voice coil between magnetic core of iron core of being located in and the pole piece; Oscillating plate outer shroud ora terminalis forms the joint portion that is connected with the frame roof ora terminalis; Play ripple ring flat-plate outer shroud ora terminalis and form the joint portion.By being the auxiliary stiffener that plays ripple ring flat-plate or secondary combined portion, make the inner and outer rings that plays the ripple ring flat-plate form the support strength of different-thickness and intensity or raising oscillating plate, when high-power, to produce clear sound, when small-power, produce the capacity sound press, for under various power, producing splendid tonequality and capacity sound press, can be applicable to various power, have the increase loud speaker scope of application really, improve the effect that to bear power and keep volume; Not only improve and to bear power, maintenance tonequality, and the suitable power scope is wide, thereby reach purpose of the present invention.
Description of drawings
Fig. 1, individual layer bullet ripple ring flat-plate woofer structural representation cutaway view for commonly using.
Fig. 2, bilayer bullet ripple ring flat-plate woofer structural representation cutaway view for commonly using.
Fig. 3, be the embodiment of the invention one structural representation cutaway view.
Fig. 4, be the embodiment of the invention two structural representation cutaway views.
Embodiment
Embodiment one
As shown in Figure 3, the present invention includes the iron core 10 of T section, be arranged at magnet ring 11 on the iron core 10, pole piece 12, top in regular turn and form the framework 13, the voice coil loudspeaker voice coil axle center part 14 that support ora terminalis (edge) 131, be connected in oscillating plate 15 between framework 13 top ora terminalis 131 and the voice coil loudspeaker voice coil axle center part 14, be connected with the bullet ripple ring flat-plate 16 between voice coil loudspeaker voice coil axle center part 14 and framework 13 and be the stiffener that is bonded in the auxiliary bullet ripple ring flat-plate 17 of bullet ripple ring flat-plate 16 outer shrouds.
Voice coil loudspeaker voice coil axle center part 14 has the voice coil loudspeaker voice coil 141 that is located between iron core 10 magnetic cores 101 and the pole piece 12.
Oscillating plate 15 outer shroud ora terminalis form the joint portion 151 that is connected with framework 13 top ora terminalis 131.
Playing ripple ring flat-plate 16 and assisting bullet ripple ring flat-plate 17 is can bear power and keep volume in order to improve the present invention, uses and can bear different capacity and keep different volumes.Play ripple ring flat-plate 16 and assist bullet ripple ring flat-plate 17 to be all wavy annular slab.Play ripple ring flat-plate 16 outer shroud ora terminalis and form joint portion 161.The auxiliary internal diameter of ripple ring flat-plate 17 that plays is greater than playing ripple ring flat-plate 16 internal diameters.
Play ripple ring flat-plate 16 and be bonded in voice coil loudspeaker voice coil axle center part 14 with ring ora terminalis in it, and be bonded on the framework 13 with its outer shroud ora terminalis joint portion 161, so that voice coil loudspeaker voice coil axle center part 14 is fixed in framework 13 by playing ripple ring flat-plate 16, it is responded to after energising produce stable up-down vibration, and do not touch magnetic core 101, pole piece 12 and iron core 10, thereby avoid producing noise and distortion, and the ripple that will shake is uploaded to oscillating plate 15 to produce required sound wave.
The auxiliary internal diameter that plays ripple ring flat-plate 17 is greater than the internal diameter that plays ripple ring flat-plate 16, and the auxiliary ripple ring flat-plate 17 that plays is to be bonded in adhesive to play the ripple ring flat-plate 16 outer ring surface or the back sides, forms different-thickness and intensity so that play the inner and outer rings of ripple ring flat-plate 16.So, make to play and encircle the efficient that has less restoring force and suppress inertia damping in the ripple ring flat-plate 16, play ripple ring flat-plate 16 outer shrouds and have big restoring force and inhibition inertia damping efficient.That is when the present invention exported small-power, the trace that voice coil loudspeaker voice coil 141 the produces ripple that shakes was mainly received via playing in the ripple ring flat-plate 16 articulatings, and produced the sound wave of capacity sound press with oscillating plate 15 resonance; When the present invention exports when high-power, the excessive ripple that shakes that voice coil loudspeaker voice coil 141 produces then can be transferred via playing ripple ring flat-plate 16 outer shrouds, that is play ripple ring flat-plate 16 and assist bullet ripple ring flat-plate 17 position overlapped, receive also and can produce the distortionless sound wave of tonequality smoothly, therefore, the present invention can further make it produce splendid tonequality and capacity sound press really under various power.
Promptly by being bonded in the auxiliary stiffener that plays ripple ring flat-plate 17 that is that plays ripple ring flat-plate 16 outer shrouds, make the inner and outer rings that plays ripple ring flat-plate 16 form different-thickness and intensity, so, the outer shroud that plays ripple ring flat-plate 16 can produce clear sound when high-power, and interior ring can produce the capacity sound press when small-power.Therefore, the present invention not only can be applicable to various power, and further breaks through the design bottleneck of combined acoustics.
Moreover play ripple ring flat-plate 16 and assist bullet ripple ring flat-plate 17 can select identical or different material to make, and change its thickness respectively on demand.Play ripple ring flat-plate 16 outer shrouds and also can select to be provided with from inside to outside the auxiliary bullet ripple ring flat-plate 17 of two above tool different inner diameters, form two or more restoring forces from inside to outside and suppress the inertia damping effect so that play ripple ring flat-plate 16.
Embodiment two
As shown in Figure 4, the present invention includes the iron core 10a of T section, in regular turn be arranged at magnet ring 11a, pole piece 12a on the iron core 10a, top form the framework 13a, the voice coil loudspeaker voice coil axle center part 14a that support ora terminalis (edge) 131a, be connected in outer shroud ora terminalis between framework 13a top ora terminalis 131a and the voice coil loudspeaker voice coil axle center part 14a form joint portion 151a oscillating plate 15a, be connected with that the outer shroud ora terminalis forms the bullet ripple ring flat-plate 16a of joint portion 161a and is located at the upward stiffener of secondary combined portion 18 of oscillating plate 15a joint portion 151a for tying between voice coil loudspeaker voice coil axle center part 14a and framework 13a.
Voice coil loudspeaker voice coil axle center part 14a has the voice coil loudspeaker voice coil 141a that is located between iron core 10a magnetic core 101a and the pole piece 12a.
Secondary combined portion 18 shapes are identical with the joint portion 151a of oscillating plate 15a outer shroud ora terminalis.
Playing ripple ring flat-plate 16a is wavy annular slab.
Knot is located at the last secondary combined portion 18 of oscillating plate 15a joint portion 151a and can be born power and keep volume in order to improve the present invention, use and to bear different capacity and keep different volumes, it is that gluing supports ora terminalis 131a surface in the outer shroud of oscillating plate 15a outer shroud ora terminalis joint portion 151a near framework 13a, for forming different-thickness and elastic strength in oscillating plate 15a joint portion 151a inner and outer rings, so, can strengthen support strength of the present invention, can bear power and keep volume to improve the present invention.
As shown in Figure 3, the present invention sets up internal diameter greater than the auxiliary stiffener that plays ripple ring flat-plate 17 that is that plays ripple ring flat-plate 16 internal diameters in the outer shroud that plays ripple ring flat-plate 16, and the inner and outer rings that so plays ripple ring flat-plate 16 forms different-thickness and intensity.Thereby can have different restoring forces concurrently and suppress the inertia damping effect, under various power, producing splendid tonequality and capacity sound press.The individual layer bullet ripple ring flat-plate 16 ' of known loud speaker and the bilayer bullet ripple ring flat-plate 16 of known loud speaker as shown in Figure 1 as shown in Figure 2 " respectively only can be in small-power or the high-power shortcoming that produces good sound wave down, the present invention has really increases the loud speaker scope of application, improve the effect that can bear power and keep volume.
Claims (7)
1, a kind of loud speaker of suitable different output power, it comprises the iron core of T section, be arranged at magnet ring on the iron core, pole piece, top in regular turn forms the framework, the voice coil loudspeaker voice coil axle center part that support ora terminalis, is connected in the oscillating plate between frame roof ora terminalis and the voice coil loudspeaker voice coil axle center part and is connected with bullet ripple ring flat-plate between voice coil loudspeaker voice coil axle center part and framework; The voice coil loudspeaker voice coil axle center part has the voice coil loudspeaker voice coil between magnetic core of iron core of being located in and the pole piece; Oscillating plate outer shroud ora terminalis forms the joint portion that is connected with the frame roof ora terminalis; Play ripple ring flat-plate outer shroud ora terminalis and form the joint portion; It is characterized in that it also comprises uses the stiffener that formation can be born different capacity and be kept different volumes.
2, the loud speaker of suitable different output power according to claim 1 is characterized in that described stiffener is to be bonded at least one auxiliary bullet ripple ring flat-plate that plays ripple ring flat-plate outer shroud; The auxiliary internal diameter that plays the ripple ring flat-plate forms different-thickness and intensity greater than the internal diameter that plays the ripple ring flat-plate so that play the inner and outer rings of ripple ring flat-plate, uses to make to play the efficient that ripple ring flat-plate inner and outer rings has less, big restoring force respectively and suppresses inertia damping.
3, the loud speaker of suitable different output power according to claim 1 is characterized in that described stiffener is for being bonded in the auxiliary bullet ripple ring flat-plate that plays an above different inner diameters on the ripple ring flat-plate outer shroud from inside to outside; The auxiliary internal diameter of ripple ring flat-plate that plays is greater than the internal diameter that plays the ripple ring flat-plate, form two or more different-thickness and intensity from inside to outside so that play the inner and outer rings of ripple ring flat-plate, use to make playing the efficient that ripple ring flat-plate inner and outer rings has two or more less, big restoring forces respectively and suppresses inertia damping.
4,, it is characterized in that described auxiliary bullet ripple ring flat-plate is to be bonded in to play ripple ring flat-plate surface according to the loud speaker of claim 2 or 3 described suitable different output powers.
5,, it is characterized in that described auxiliary bullet ripple ring flat-plate is to be bonded in to play the ripple ring flat-plate back side according to the loud speaker of claim 2 or 3 described suitable different output powers.
6, the loud speaker of suitable different output power according to claim 1 is characterized in that described stiffener is for tying the secondary combined portion on the oscillating plate joint portion that is located at; Secondary combined portion shape is identical with the joint portion of oscillating plate outer shroud ora terminalis.
7, the loud speaker of suitable different output power according to claim 6 is characterized in that system of described secondary combined portion is bonded in the outer shroud of oscillating plate outer shroud ora terminalis joint portion near frame supported ora terminalis surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031008429A CN100364364C (en) | 2003-01-22 | 2003-01-22 | Speaker surtable to different output power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031008429A CN100364364C (en) | 2003-01-22 | 2003-01-22 | Speaker surtable to different output power |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1520231A true CN1520231A (en) | 2004-08-11 |
| CN100364364C CN100364364C (en) | 2008-01-23 |
Family
ID=34281334
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031008429A Expired - Fee Related CN100364364C (en) | 2003-01-22 | 2003-01-22 | Speaker surtable to different output power |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100364364C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102917300A (en) * | 2012-10-23 | 2013-02-06 | 宁波音王电声股份有限公司 | Moving coil loudspeaker |
| WO2017028034A1 (en) * | 2015-08-14 | 2017-02-23 | 深圳市鲁粤盛科技有限公司 | Outer-magnet ultrathin speaker and audio device |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS573500A (en) * | 1980-06-09 | 1982-01-08 | Matsushita Electric Ind Co Ltd | Speaker |
| JPS60192498A (en) * | 1984-03-14 | 1985-09-30 | Wako Toyo Electron:Kk | Speaker unit |
| JPH01283000A (en) * | 1988-05-10 | 1989-11-14 | Sony Corp | Speaker device |
| JPH11164393A (en) * | 1997-12-02 | 1999-06-18 | Matsushita Electric Ind Co Ltd | Loudspeaker |
| US6173065B1 (en) * | 1999-08-03 | 2001-01-09 | Steff Lin | Structure of speaker |
| JP2001346292A (en) * | 2000-06-01 | 2001-12-14 | Sony Corp | Loudspeaker system |
-
2003
- 2003-01-22 CN CNB031008429A patent/CN100364364C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102917300A (en) * | 2012-10-23 | 2013-02-06 | 宁波音王电声股份有限公司 | Moving coil loudspeaker |
| CN102917300B (en) * | 2012-10-23 | 2015-01-28 | 宁波音王电声股份有限公司 | Moving coil loudspeaker |
| WO2017028034A1 (en) * | 2015-08-14 | 2017-02-23 | 深圳市鲁粤盛科技有限公司 | Outer-magnet ultrathin speaker and audio device |
| CN106489272A (en) * | 2015-08-14 | 2017-03-08 | 深圳市鲁粤盛科技有限公司 | A kind of external magnetic type ultrathin loudspeaker and audio devices |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100364364C (en) | 2008-01-23 |
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