CN102611971A - Ball top type vibration system and manufacturing method thereof and loudspeaker - Google Patents
Ball top type vibration system and manufacturing method thereof and loudspeaker Download PDFInfo
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- CN102611971A CN102611971A CN2012100652580A CN201210065258A CN102611971A CN 102611971 A CN102611971 A CN 102611971A CN 2012100652580 A CN2012100652580 A CN 2012100652580A CN 201210065258 A CN201210065258 A CN 201210065258A CN 102611971 A CN102611971 A CN 102611971A
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- guide hole
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Abstract
The invention relates to a ball top type vibration system, which comprises a ball top, a folding ring and a voice coil. The ball top comprises a first surface and a second surface which are arranged oppositely, the outer periphery of the ball top is fixed on the inner circumferential edge of the folding ring, the voice coil is fixed on the second surface of the ball top and comprises a voice coil lead, the ball top further comprises a guide hole running through the first surface and the second surface, and the voice coil lead is arranged in correspondence to the guide hole and penetrates through the guide hole to extend to the upper side of the folding ring. The invention further provides a manufacturing method of the vibration system and a loudspeaker utilizing the vibration system, and accordingly, product reliability and voice quality can be effectively improved.
Description
Technical field
The loud speaker that the present invention relates to a kind of speaker vibration system and preparation method thereof and adopt this vibrational system, the loud speaker that particularly relates to a kind of ball top type vibrational system and preparation method thereof and adopt this vibrational system.
Background technology
Improving constantly of As market, electronic device such as mobile phone etc. develops to the slimming direction gradually, and requires its sound quality to become better and better, and this just requires the acoustical device in the mobile phone to develop towards direction miniature, slim, high tone quality.Vibrating diaphragm is the core component of acoustical device such as loud speaker, and the requirement of its acoustical behavior is also just improved thereupon.
Seeing also Fig. 1, is a kind of side structure sketch map of the speaker vibration system relevant with the present invention.Said speaker vibration system 1 comprises ball top 11, ring 13 and voice coil loudspeaker voice coil 15.
Said ball top 11 comprises first surface 111 and the second surface 112 that is oppositely arranged.
Said ring 13 is hollow annular structure, and it comprises an inside edge 131, and wherein the inside edge profile is slightly smaller than the lateral profile on said ball top 11.
Said voice coil loudspeaker voice coil 15 comprises two voice coil leads 151.The outline of said voice coil loudspeaker voice coil 15 is a bit larger tham the interior contour edge 131 of said ring 13.
In said vibrational system 1, the second surface 112 on said ball top 11 is adhered to the upper surface of the inside edge of said ring 13,15 lower surfaces that are adhered to said ring 13 of said voice coil loudspeaker voice coil.Said voice coil leads 151 is adhesively fixed on said ring 13 lower surfaces, and extends to vibrational system 1 outside from the below of ring 13.
In above-mentioned vibrational system 1; Said voice coil leads 151 is the lower surfaces that are bonded in said ring 13; And the surface that is bonded in said ring 13 is glued together simultaneously with said voice coil loudspeaker voice coil 15 in said ball top 11, thus, because voice coil leads 151 is to be bonded in said ring 13 surfaces; Said ring 13 comes off because of vibration causes voice coil leads 151 in the course of the work easily, causes production reliability to reduce.In addition, said voice coil leads 151 only is to rely on glue bond together, and it can produce certain tractive effort to ring 13, influences the sounding quality of product.
Summary of the invention
There is the technical problem that production reliability is low, voice quality is not good to the prior art speaker vibration system, the loud speaker that the present invention provides speaker vibration system that a kind of production reliability is high and sounding effect is good and preparation method thereof and adopts this vibrational system.
A kind of ball top type vibrational system, it comprises ball top, ring and voice coil loudspeaker voice coil, said ball top comprises first surface and the second surface that is oppositely arranged; The outer peripheral edges on said ball top are fixed on the inner peripheral of said ring; Said voice coil loudspeaker voice coil is fixed on the second surface on said ball top, and said voice coil loudspeaker voice coil comprises voice coil leads, and said ball top comprises the guide hole that runs through said first surface and said second surface; The corresponding setting of said voice coil leads with said guide hole, and pass said guide hole and extend to said ring top.
Further improvement as above-mentioned ball top type vibrational system; Said ring is the circulus of hollow; It comprises first fixed area that is arranged at its inner peripheral, is arranged at its outer peripheral second fixed area; And being arranged at the scrimp between said first fixed area and said second fixed area, the outer peripheral edges of the second surface on said ball top are adhered to first fixed area of said ring.
As the further improvement of above-mentioned ball top type vibrational system, said guide hole forms the opening towards said ring at the outward flange on said ball top, and said voice coil leads is extended to said ring through the opening part of said guide hole.
As the further improvement of above-mentioned ball top type vibrational system, said guide hole is positioned at the same side on said ball top.
As the further improvement of above-mentioned ball top type vibrational system, said ring is any one in plastics ring, foam ring and the rubber ring.
A kind of manufacture method of ball top type vibrational system may further comprise the steps: ball top is provided, and said ball top comprises first surface and the second surface that is oppositely arranged, and runs through said first surface and said second surface is provided with guide hole; One voice coil loudspeaker voice coil is provided, and said voice coil loudspeaker voice coil comprises voice coil leads, and said voice coil loudspeaker voice coil is fixed on the second surface that said ball pushes up, and said voice coil leads is passed the first surface extension of said guide hole to said ball top; One ring is provided, and the outer peripheral edges on ball top are connected with the inner peripheral of said ring, and said voice coil leads is extended to said ring top.
Further improvement as the manufacture method of above-mentioned ball top type vibrational system; Said ring is the circulus of hollow; It comprises first fixed area that is arranged at its inner peripheral, is arranged at its outer peripheral second fixed area; And being arranged at the scrimp between said first fixed area and said second fixed area, the outer peripheral edges of the second surface on said ball top are adhered to first fixed area of said ring.
As the further improvement of the manufacture method of above-mentioned ball top type vibrational system, said guide hole forms the opening towards said ring at the edge on said ball top, and said voice coil leads is extended to said ring through the opening part of said guide hole.
A kind of loud speaker; It comprises the ball top type vibrational system, and said ball top type vibrational system comprises ball top, ring and voice coil loudspeaker voice coil, and said ball top comprises first surface and the second surface that is oppositely arranged; The outer peripheral edges on said ball top are fixed on the inner peripheral of said ring; Said voice coil loudspeaker voice coil is fixed on the second surface on said ball top, and said voice coil loudspeaker voice coil comprises voice coil leads, and said ball top comprises the guide hole that runs through said first surface and said second surface; The corresponding setting of said voice coil leads with said guide hole, and pass said guide hole and extend to said ring top.
Compared to prior art; Loud speaker of the present invention, be applied in vibrational system in the loud speaker and preparation method thereof; Said voice coil leads runs through said ring and said ball top; Extend to opposite side surface, said ball top, avoid voice coil leads directly to be bonded in said ring surface, cause the product sound quality to descend.Simultaneously,, avoid voice coil leads in vibration processes, to cause easily coming off, improve production reliability greatly because said voice coil loudspeaker voice coil is to be bonded in said ring surface.
Description of drawings
Fig. 1 is the cross-sectional view of a kind of ball top type vibrational system relevant with the present invention.
Fig. 2 is the solid assembling sketch map of a kind of preferred embodiments of disclosed ball top type vibrational system.
Fig. 3 is the perspective exploded view of ball top type vibrational system shown in Figure 2.
Fig. 4 is the schematic flow sheet of the manufacture method of ball top type vibrational system shown in Figure 2.
Embodiment
Below in conjunction with accompanying drawing ball top type vibrational system structure of the present invention is described.
Please consult Fig. 2 and Fig. 3 simultaneously, wherein Fig. 2 is the solid assembling sketch map of ball top type a kind of preferred embodiments that vibrational system discloses of the present invention, and Fig. 3 is the perspective exploded view of vibrational system shown in Figure 2.Said ball top type vibrational system 2 comprises ball top 21, one voice coil loudspeaker voice coil 23 and a ring 25.
Said ball top 21 generally all is designed to dome shape vibrating diaphragm, and perhaps the tabular vibrating diaphragm is to gain in strength.The ball topping material is processed with the material of good rigidly, light weight usually.Said ball top 21 can be divided into soft ball top and hard sphere top according to the soft or hard degree of its vibrating diaphragm.The sound that soft ball top is sent is finer and smoother soft, is rich in expressive force, is more suitable in performance string music and voice, does not also seem stiff during the performance percussion music.The hard sphere top is then higher in high band sensitivity, and tone color often has a kind of special " metallic taste ".Ball shown in Figure 2 pushes up 21 whole rectangular tabulars, comprises first surface 211, second surface 213 and two guide holes 215.Said first surface 213 is oppositely arranged with said second surface 215, two adjacent angular that said two guide holes 215 the are located at said ball top 21 respectively position that falls, and be positioned at the same side on said ball top 21.Said guide hole 213,215 runs through said first surface 211 to second surface 213, and runs through the edge on ball top 21, forms the external opening of " C " type.Certainly, according to actual needs, can also said guide hole 213,215 be separately positioned on the same corner that said ball pushes up 21 different corner or is arranged on said ball top 21 simultaneously, not do concrete restriction at this.
Said voice coil loudspeaker voice coil 23 is multi turn coil arrangements that an employing plain conductor is entwined, and it comprises first voice coil leads 231 and second voice coil leads 233.Said first voice coil leads 231 and said second voice coil leads 233 as the signal input part of said voice coil loudspeaker voice coil 23, are imported the drive signal of said vibrational system 2 to realize external drive component respectively.
Said ring 23 is the mechanical compliances that are used to strengthen vibrating diaphragm.Said ring 23 is roughly the circulus of pushing up 21 similar hollows with said ball; It comprises first fixed area 251 that is arranged at said ring 23 inner peripherals, is arranged at second fixed area 255 of said ring 23 outer ledges, and the cross section that is arranged between said first fixed area 251 and said second fixed area 255 is the ring-type scrimp 253 of bent type.The profile of said first fixed area 251 is slightly larger than the overall profile of said voice coil loudspeaker voice coil 23, but is slightly less than the outside dimension on said ball top 21 simultaneously again, and overlaps with the outer ledge on said ball top 21.Said second fixed area 255 is used for said ball top type vibrational system 2 is fixed on the for example fixed mount of earphone or loudspeaker etc.
See also Fig. 4, Fig. 4 is the schematic flow sheet of said vibrational system 2 manufacture methods.The manufacture method of said vibrational system 2 is specific as follows said:
In step S1, said ball top 21 is provided, the structure preamble on said ball top 21 has been done specific descriptions, repeats no more at this;
In step S2, said voice coil loudspeaker voice coil 23 is provided, the structure preamble of said voice coil loudspeaker voice coil 23 has been done specific descriptions, repeats no more at this.Said voice coil loudspeaker voice coil 23 is adhered to the second surface 213 on said ball top 21; Form a combination; And make said first voice coil leads 231 run through a wherein guide hole 215; Said second voice coil leads 233 runs through another guide hole 215, makes the second surface 213 of voice coil leads 231,233 from said ball top 21 of said voice coil loudspeaker voice coil 23 extend to outside the first surface 211, is convenient to be electrically connected with external drive circuit;
In step S3, said ring 25 is provided again, the structure preamble of said ring 25 has been done specific descriptions, repeats no more at this.Said ball top 21 is covered on the middle section of said ring 25; Make said voice coil loudspeaker voice coil 23 pass the hollow region of said ring 25; Simultaneously; The corresponding inner peripheral with said ring 25 of outer peripheral edges on said ball top 21 is adhesively fixed together, is integrally formed structure, and said voice coil leads 231,233 extends to the top of said ring 25 from the opening part of the guide hole 213,215 on said ball top 21.So, form the vibrational system 2 shown in the circle 2.
In above-mentioned vibrational system 2, said ring 25 can be any one in plastics ring, foam ring or the rubber conversion.The second surface 213 on ball top 21 is fixed on first fixed area 251 of ring 25, in other embodiments, also can be that the first surface 211 on ball top 21 is fixed on first fixed area 251 of ring 25.
In vibrational system 2 of the present invention; Corner in said ball top 21 is provided with guide hole 215; The voice coil leads 231,233 that guarantees said voice coil loudspeaker voice coil 23 is passed said ball top 21 smoothly; And the top that extends to said ring 25 extends to the outside of ring 25 then, makes said voice coil loudspeaker voice coil 23 and said voice coil leads 231,233 lay respectively at the both sides on said ball top 21, the corresponding electrical connection with extraneous driving element of convenient said voice coil leads 231,233.Said voice coil leads 231,233 can contact also and can not contact with the upper surface of ring 25, is decided according to the actual requirements.
Compared to prior art; Side on said ball top 21 is provided with two guide holes 215; Make things convenient for voice coil leads 231,233 to run through said ball top 21 and said ring 25, avoid the lower surface extension step of said voice coil leads 231,233, simplify technology along said ring 25; Ease of assembly more improves production reliability.Simultaneously, said voice coil leads 231,233 does not need special colloid to be adhesively fixed, and can not influence the quality of vibration of vibrating diaphragm because of draw yet, improves product quality greatly.
Certainly; Further improvement as above-mentioned execution mode; Said guide hole 215 can also be other positions that are positioned at the side, and every said guide hole 215 is corresponding with said voice coil leads 231,233, realizes that said voice coil leads 231,233 runs through two facing surfaces on said ball top 21; The aim that all belongs to this creation belongs to the protection range of this creation.
A kind of application as above-mentioned execution mode provides a kind of loud speaker, and said loud speaker comprises a vibrational system 2 and one and the corresponding magnetic circuit system of said vibrational system.
Said magnetic circuit system comprises a magnetic gap, and voice coil loudspeaker voice coil one end of said vibrational system 2 is suspended in the magnetic gap of said magnetic circuit system.
More than be merely preferred case study on implementation of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. ball top type vibrational system; It comprises ball top, ring and voice coil loudspeaker voice coil; Said ball top comprises first surface and the second surface that is oppositely arranged, and the outer peripheral edges on said ball top are fixed on the inner peripheral of said ring, and said voice coil loudspeaker voice coil is fixed on the second surface on said ball top; It is characterized in that: said voice coil loudspeaker voice coil comprises voice coil leads; Said ball top comprises the guide hole that runs through said first surface and said second surface, the corresponding setting of said voice coil leads with said guide hole, and pass said guide hole and extend to said ring top.
2. ball top type vibrational system according to claim 1; It is characterized in that; Said ring is the circulus of hollow; It comprises first fixed area that is arranged at its inner peripheral, is arranged at its outer peripheral second fixed area, and is arranged at the scrimp between said first fixed area and said second fixed area, and the outer peripheral edges of the second surface on said ball top are adhered to first fixed area of said ring.
3. ball top type vibrational system according to claim 2 is characterized in that, said guide hole forms the opening towards said ring at the outward flange on said ball top, and said voice coil leads is extended to said ring through the opening part of said guide hole.
4. ball top type vibrational system according to claim 1 is characterized in that, said guide hole is positioned at the corner location on ball top.
5. ball top type vibrational system according to claim 1 is characterized in that, said guide hole is positioned at the same side on said ball top.
6. ball top type vibrational system according to claim 1; It is characterized in that; Said ring is any one in plastics ring, foam ring and the rubber ring, and said ball top is any one in Ceramic Balls top, paper substrate ball top, high score bulbec top and the metal ball top.
7. the manufacture method of a ball top type vibrational system is characterized in that: may further comprise the steps:
One ball top is provided, and said ball top comprises first surface and the second surface that is oppositely arranged, and runs through said first surface and said second surface is provided with guide hole;
One voice coil loudspeaker voice coil is provided, and said voice coil loudspeaker voice coil comprises voice coil leads, and said voice coil loudspeaker voice coil is fixed on the second surface that said ball pushes up, and said voice coil leads is passed the first surface extension of said guide hole to said ball top;
One ring is provided, and the outer peripheral edges on ball top are connected with the inner peripheral of said ring, and said voice coil leads is extended to said ring top.
8. the manufacture method of ball top type vibrational system according to claim 7; It is characterized in that; Said ring is the circulus of hollow; It comprises first fixed area that is arranged at its inner peripheral, is arranged at its outer peripheral second fixed area, and is arranged at the scrimp between said first fixed area and said second fixed area, and the outer peripheral edges of the second surface on said ball top are adhered to first fixed area of said ring.
9. the manufacture method of ball top type vibrational system according to claim 8 is characterized in that, said guide hole forms the opening towards said ring at the edge on said ball top, and said voice coil leads is extended to said ring through the opening part of said guide hole.
10. loud speaker, it comprises the ball top type vibrational system, it is characterized in that, said ball top type vibrational system is like any described ball top type vibrational system among the claim 1-6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100652580A CN102611971A (en) | 2012-01-13 | 2012-01-13 | Ball top type vibration system and manufacturing method thereof and loudspeaker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100652580A CN102611971A (en) | 2012-01-13 | 2012-01-13 | Ball top type vibration system and manufacturing method thereof and loudspeaker |
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| CN102611971A true CN102611971A (en) | 2012-07-25 |
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| CN2012100652580A Pending CN102611971A (en) | 2012-01-13 | 2012-01-13 | Ball top type vibration system and manufacturing method thereof and loudspeaker |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105050010A (en) * | 2015-08-06 | 2015-11-11 | 楼氏电子(苏州)有限公司 | Electro-acoustic transducer, coil block used for electro-acoustic transducer and audio device |
| CN109889964A (en) * | 2018-12-30 | 2019-06-14 | 瑞声科技(新加坡)有限公司 | Microphone device |
| WO2020125170A1 (en) * | 2018-12-17 | 2020-06-25 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| WO2020140581A1 (en) * | 2018-12-31 | 2020-07-09 | 瑞声声学科技(深圳)有限公司 | Sound generating device |
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| CN101765044A (en) * | 2009-12-12 | 2010-06-30 | 歌尔声学股份有限公司 | Minitype moving-coil electroacoustic transducer |
| CN101984677A (en) * | 2010-11-02 | 2011-03-09 | 瑞声声学科技(深圳)有限公司 | Sound generator |
| CN202059561U (en) * | 2011-05-18 | 2011-11-30 | 歌尔声学股份有限公司 | Vibration system for miniature voice generator |
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2012
- 2012-01-13 CN CN2012100652580A patent/CN102611971A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101765044A (en) * | 2009-12-12 | 2010-06-30 | 歌尔声学股份有限公司 | Minitype moving-coil electroacoustic transducer |
| CN101984677A (en) * | 2010-11-02 | 2011-03-09 | 瑞声声学科技(深圳)有限公司 | Sound generator |
| CN202059561U (en) * | 2011-05-18 | 2011-11-30 | 歌尔声学股份有限公司 | Vibration system for miniature voice generator |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105050010A (en) * | 2015-08-06 | 2015-11-11 | 楼氏电子(苏州)有限公司 | Electro-acoustic transducer, coil block used for electro-acoustic transducer and audio device |
| WO2020125170A1 (en) * | 2018-12-17 | 2020-06-25 | 瑞声声学科技(深圳)有限公司 | Loudspeaker |
| CN109889964A (en) * | 2018-12-30 | 2019-06-14 | 瑞声科技(新加坡)有限公司 | Microphone device |
| CN109889964B (en) * | 2018-12-30 | 2021-02-26 | 瑞声科技(新加坡)有限公司 | Sound production device |
| WO2020140581A1 (en) * | 2018-12-31 | 2020-07-09 | 瑞声声学科技(深圳)有限公司 | Sound generating device |
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Application publication date: 20120725 |