CN105491486A - Voice coil wire for loudspeaker - Google Patents
Voice coil wire for loudspeaker Download PDFInfo
- Publication number
- CN105491486A CN105491486A CN201610000126.8A CN201610000126A CN105491486A CN 105491486 A CN105491486 A CN 105491486A CN 201610000126 A CN201610000126 A CN 201610000126A CN 105491486 A CN105491486 A CN 105491486A
- Authority
- CN
- China
- Prior art keywords
- voice coil
- loud speaker
- loudspeaker
- weight
- coil wire
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/02—Details
- H04R9/04—Construction, mounting, or centering of coil
- H04R9/046—Construction
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2400/00—Loudspeakers
- H04R2400/11—Aspects regarding the frame of loudspeaker transducers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The invention discloses a voice coil wire for a loudspeaker. The voice coil wire at least includes the following materials of 100 parts of aluminium by weight, 40-42 parts of copper by weight, 10-12 parts of nickel by weight, and 5-6 parts of titanium by weight. Through the improvement of the formula of a conventional sound coil wire, the introduced nickel and titanium effectively overcome the defect of low sensitivity of a non-circular loudspeaker; and moreover, through the improvement of the nickel and titanium, the sound coil wire has excellent high temperature resistance performance and antifatigue performance, the non-circular loudspeaker has certain fullness in a full frequency range, and the distortion of the loudspeaker is greatly suppressed.
Description
Technical field
The present invention relates to a kind of acoustical material, be specifically related to a kind of voice coil line for loud speaker.
Background technology
Voice coil loudspeaker voice coil can be described as the heart of loud speaker, also be one of significant components of loud speaker, voice coil loudspeaker voice coil, after conduction, within magnetic field, is that the bright left hand rule of Buddhist produces motion, drive the motion of drum paper, voice coil loudspeaker voice coil is the driving element of loud speaker thus, and it is usually with the coiling in the cylindrical framework of the materials such as papery of circle enamelled wire, and whole voice coil loudspeaker voice coil divides two-layer or four layers of coiling, object makes the lead-out wire two ends of coil all towards drum paper side, and lead-out wire can be welded on bulging paper securely.
Traditional loud speaker is circular, but along with the variation of electronic product profile, needs various loud speaker that can adapt to non-circular electronic product, such as: the loud speaker of the shapes such as rectangle, square, ellipse.But according to prior art, circular loudspeakers is because of the characteristic of its symmetry, more convenient design and adjustment in tonequality, sensitivity etc., but after the shape of loud speaker is not circle, due to affect tonequality, sensitivity factor too much, make to become very difficult and complicated to the adjustment of loud speaker, now not only need to consider oscillating plate, also will consider the impact on audio such as voice coil loudspeaker voice coil, bullet ripple.
The voice coil line used in prior art is pure copper wire or pure aluminum wire substantially, and certainly, the line of two kinds of materials has respective pluses and minuses, but when these two kinds of voice coil line are used for non-circular loud speaker, its sensitivity becomes lower, and distortion is more serious.
Summary of the invention
For the deficiencies in the prior art part, the object of the invention is to, for non-circular loud speaker, provide a kind of voice coil line, it can make this loud speaker have higher sensitivity and plumpness, reduces the distortion of loud speaker.
Technical scheme of the present invention is summarized as follows:
For a voice coil line for loud speaker, it at least comprises following material:
Aluminium 100 weight portion;
Copper 40 ~ 42 weight portion;
Nickel 10 ~ 12 weight portion;
Titanium 5 ~ 6 weight portion.
Preferably, the described voice coil line for loud speaker, wherein, also comprises the zinc of 2 ~ 3 weight portions.
Preferably, the described voice coil line for loud speaker, wherein, also comprises the beryllium of 2 ~ 3 weight portions.
Preferably, the described voice coil line for loud speaker, wherein, also comprises the beryllium oxide of 0.2 ~ 0.3 weight portion.
Preferably, the described voice coil line for loud speaker, wherein, also comprises the europium oxide of 0.2 ~ 0.3 weight portion.
The invention has the beneficial effects as follows: this case is by improving the formula of traditional voice coil line, the nickel introduced and titanium is effective overcomes the lower defect of non-circular loudspeaker sensitivity, and, due to the improvement of nickel and titanium, voice coil line is made to have outstanding resistance to elevated temperatures and fatigue performance, make loud speaker all have certain plumpness at full frequency band, thus greatly inhibit the distortion of loud speaker.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, can implement according to this with reference to specification word to make those skilled in the art.
This case proposes the voice coil line for loud speaker of an embodiment, and it at least comprises following material:
Aluminium 100 weight portion;
Copper 40 ~ 42 weight portion;
Nickel 10 ~ 12 weight portion;
Titanium 5 ~ 6 weight portion.
Aluminum steel is lighter than copper cash quality, and vibration efficiency is high, thus beautiful at high frequency, thoroughly, but not resistance toly to listen; The intensity of aluminum steel own is weak simultaneously, and adding, coiling in man-hour difficulty is large; Weight of copper wire is large, and copper cash center is applicable to transmission medium and low frequency signal, and surface is applicable to transmitting high-frequency signal, and thus the signal transmission of copper cash own is uneven, can bring impact to the tonequality of loud speaker, especially for non-round loud speaker, affects larger.Therefore, the voice coil line that simple copper cash, aluminum steel or copper aluminium combine can not meet the tonequality requirement of non-round loud speaker, now needs in the component of voice coil line, to introduce other components to regulate tension force, the sensitivity harmony tonal density of voice coil line.
In the formula of above-mentioned voice coil line, the introducing of nickel and titanium can work in coordination with the sound density improving voice coil line, and distortion is reduced; The resonance frequency of voice coil loudspeaker voice coil can be improved simultaneously, thus improve vibration efficiency and the sensitivity of loud speaker.In above-mentioned formula, four kinds of compositions are inseparable organic wholes, and its respective ratio should be limited, and exceeds this scope, will cause the hydraulic performance decline of voice coil loudspeaker voice coil, and cannot meet the tonequality requirement of non-round loud speaker.If nickel and titanium to be changed into aluminium or the copper of equivalent, the hydraulic performance decline of voice coil loudspeaker voice coil can be made equally.
As another embodiment of this case, wherein, on the basis of above-mentioned formula, also comprise the zinc of 2 ~ 3 weight portions.Research finds, zinc can improve the Low ESR ratio of voice coil loudspeaker voice coil, and this can make when this voice coil loudspeaker voice coil is applied in non-round loud speaker, and the sound field of its low frequency is more natural and simple and honest, and distortion is less.But the addition of zinc should be limited, if exceed the scope of restriction, the tone color of non-round loud speaker in medium-high frequency will be affected.
As the another embodiment of this case, wherein, on the basis of above-mentioned formula, also comprise the beryllium of 2 ~ 3 weight portions.Research finds, beryllium can work in coordination with the resonance frequency that zinc improves voice coil loudspeaker voice coil jointly, thus improving vibration efficiency and the sensitivity of non-round loud speaker, this is the Binding change speed of response of voice coil line in magnetic field due to beryllium and zinc, thus makes voice coil line to the response in magnetic field more actively rapidly.But in formula, only add beryllium, and when not adding zinc, this effect is just not obvious.Therefore, the addition of beryllium should be limited, and exceeds the scope of setting, and the synergistic effect of it and zinc can be made equally to lose efficacy.
As the another embodiment of this case, wherein, on the basis of above-mentioned formula, also comprise the beryllium oxide of 0.2 ~ 0.3 weight portion.Research finds, deposits in case at beryllium, more a small amount of beryllium oxide that adulterates, and effectively can improve the sound density of non-round loud speaker, reduces distortion, improves the plumpness of loud speaker.But it is also noted that the addition of beryllium oxide also should be restricted.
As the another embodiment of this case, wherein, on the basis of above-mentioned formula, also comprise the europium oxide of 0.2 ~ 0.3 weight portion.The effect of europium oxide is the toughness improving voice coil line, thus increases the tension force of voice coil line, improves it to the improvement result of tonequality and useful life; Meanwhile, europium oxide can reduce the weight of equal value during voice coil vibrations, is increased in the resonance cycle of high band, thus makes it more positive in high band response.Moreover, the improvement result of europium oxide to voice coil line toughness drastically increases the fatigue performance of voice coil line.Therefore, the addition of europium oxide also should be restricted, and the scope exceeding setting declines causing the improved action of europium oxide.
Table one lists the voice coil line and performance parameter thereof that adopt different component.
*in assessment of acoustics, the loud speaker parts of employing are all identical with test condition, and unique difference is exactly that the voice coil line adopted is different.Tonequality is marked as 1-10 divides, and 10 points the highest, and the comprehensive tonequality representing full frequency band is best.Lower same.
Table two is listed and is adopted the voice coil line of different component and performance parameter thereof as the comparison with table one.
Although embodiment of the present invention are open as above, but it is not restricted to listed in specification and execution mode utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details.
Claims (5)
1., for a voice coil line for loud speaker, it at least comprises following material:
Aluminium 100 weight portion;
Copper 40 ~ 42 weight portion;
Nickel 10 ~ 12 weight portion;
Titanium 5 ~ 6 weight portion.
2. the voice coil line for loud speaker according to claim 1, is characterized in that, also comprises the zinc of 2 ~ 3 weight portions.
3. the voice coil line for loud speaker according to claim 2, is characterized in that, also comprises the beryllium of 2 ~ 3 weight portions.
4. the voice coil line for loud speaker according to claim 3, is characterized in that, also comprises the beryllium oxide of 0.2 ~ 0.3 weight portion.
5. the voice coil line for loud speaker according to claim 4, is characterized in that, also comprises the europium oxide of 0.2 ~ 0.3 weight portion.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610000126.8A CN105491486A (en) | 2016-01-01 | 2016-01-01 | Voice coil wire for loudspeaker |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610000126.8A CN105491486A (en) | 2016-01-01 | 2016-01-01 | Voice coil wire for loudspeaker |
Publications (1)
Publication Number | Publication Date |
---|---|
CN105491486A true CN105491486A (en) | 2016-04-13 |
Family
ID=55678140
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610000126.8A Pending CN105491486A (en) | 2016-01-01 | 2016-01-01 | Voice coil wire for loudspeaker |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105491486A (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100956693B1 (en) * | 2009-08-12 | 2010-05-10 | 혜성 테크빅 주식회사 | Micro speaker for using linear vibration motor |
CN102487475A (en) * | 2010-12-06 | 2012-06-06 | 财团法人工业技术研究院 | Piezoelectric ceramic fiber composite thin type horn and manufacturing method thereof |
CN104244163A (en) * | 2014-09-15 | 2014-12-24 | 北京印刷学院 | Method for manufacturing voice coil of flat panel loudspeaker |
CN104602176A (en) * | 2014-12-25 | 2015-05-06 | 广东佳禾声学科技有限公司 | Method for directly forming voice coil on insulating base material and application of voice coil |
-
2016
- 2016-01-01 CN CN201610000126.8A patent/CN105491486A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100956693B1 (en) * | 2009-08-12 | 2010-05-10 | 혜성 테크빅 주식회사 | Micro speaker for using linear vibration motor |
CN102487475A (en) * | 2010-12-06 | 2012-06-06 | 财团法人工业技术研究院 | Piezoelectric ceramic fiber composite thin type horn and manufacturing method thereof |
CN104244163A (en) * | 2014-09-15 | 2014-12-24 | 北京印刷学院 | Method for manufacturing voice coil of flat panel loudspeaker |
CN104602176A (en) * | 2014-12-25 | 2015-05-06 | 广东佳禾声学科技有限公司 | Method for directly forming voice coil on insulating base material and application of voice coil |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1741683B (en) | Inner magnetic transducer driver with resistance load characteristics | |
KR20030079956A (en) | Improved single-ended planar-magnetic speaker | |
CN208489985U (en) | Loudspeaker unit and speaker unit | |
CN109068247A (en) | Multiple engine array system and loudspeaker | |
CN206498525U (en) | It is a kind of to strengthen the magnetic circuit device and loudspeaker in magnetic gap magnetic field | |
CN105491486A (en) | Voice coil wire for loudspeaker | |
CN105554650A (en) | Fatigue resistant voice coil wire for non-circular loudspeaker | |
CN105554649A (en) | Fatigue resistant voice coil wire for loudspeaker | |
CN105392091A (en) | Fatigue-resistant long-service-life voice coil wire | |
CN105430574A (en) | High-temperature-resistant voice coil wire for loudspeaker | |
CN105472510A (en) | High temperature resistant voice coil for non-circular type loudspeaker | |
CN105407437A (en) | Voice coil wire for non-circular loudspeaker | |
CN105611466A (en) | Voice coil wire with long service life for loudspeaker | |
CN105430575A (en) | Antifatigue high-temperature-resistant voice coil line | |
CN202135298U (en) | Bass enhanced sound box | |
CN101370324B (en) | Large dynamic even force driving bar-shaped plate loudspeaker | |
CN2822083Y (en) | Inner magnet large voice coil flat plate speaker | |
CN202085297U (en) | Loudspeaker adopting metal membrane | |
CN105611467A (en) | Voice coil wire with long service life for non-circular loudspeaker | |
CN204131712U (en) | A kind of overlength magnetic field coil-moving speaker | |
CN104284282B (en) | A kind of improvement dynamic iron unit is low, magnetic driving mechanism of high frequency performance | |
CN204090147U (en) | A kind ofly improve that dynamic iron unit is low, the magnetic driving mechanism of high frequency performance | |
CN101438601A (en) | Dome loudspeaker | |
CN208905202U (en) | Multiple engine array system and loudspeaker | |
CN203261476U (en) | Electrodynamic loudspeaker |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160413 |
|
RJ01 | Rejection of invention patent application after publication |