CN201986133U - Improved structure of loudspeaker voice coil - Google Patents
Improved structure of loudspeaker voice coil Download PDFInfo
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- CN201986133U CN201986133U CN2011200789584U CN201120078958U CN201986133U CN 201986133 U CN201986133 U CN 201986133U CN 2011200789584 U CN2011200789584 U CN 2011200789584U CN 201120078958 U CN201120078958 U CN 201120078958U CN 201986133 U CN201986133 U CN 201986133U
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Abstract
The utility model provides an improved structure of a loudspeaker voice coil, which comprises a voice coil, a first voice coil line, a second voice coil line and a third voice coil line, wherein the first voice coil line is wound on the outer side of the voice coil line and is provided with a first terminal and a second terminal; the second voice coil line is wound on the outer side of the first voice coil line and is provided with a third terminal and a fourth terminal; and the third coil line is wound on the outer side of the second voice coil line and is provided with a fifth terminal and a six terminal. By adopting the improved structure of the voice coil, the purposes of providing voice coil multigroup signal input and multi-layer outgoing line mode and generating or transforming various impedances are achieved.
Description
Technical field
The utility model is a kind of loudspeaker voice coil structure, and especially a kind of have an above voice coil line of at least three groups, with the improvement of loudspeaker voice coil structure.
Background technology
Well known, loud speaker (speaker) is a kind of energy converter, and it can convert electric energy to acoustic energy.The dynamic speaker operation principle is that the audio signal that enlarger (AMP) is exported is conducted to loud speaker, loud speaker arrives voice coil loudspeaker voice coil (Voice coil by the signal of telecommunication, abbreviation VCL) produce electric current the time, cutting magnetic line movement is done in electric current and magnetism loop, produces sound thereby promote cone.
Along with the progress of science and technology and constantly development, dynamic speaker experience tempering for many years, attained maturation, the public see in the eyes for normal, such as public's broadcasting (Public Address, abbreviation PA) loudspeaker, the home entertaining of using on the sound equipment (home BOX) gone up used multimedia loudspeaker, more popular recently mobile computer (N/B) is with loudspeaker or move (Moving) mobile phone loudspeaker or the like, more than in the design of the voice coil loudspeaker voice coil input and the coil number of plies, all compare the tradition, mainly be mode input signal and around line do not have innovate.
See also Fig. 1 a and Fig. 1 b, it illustrates existing side and upside schematic diagram with voice coil loudspeaker voice coil structure of a voice coil line respectively.As shown in the figure, general existing voice coil loudspeaker voice coil structure 100 has a voice coil loudspeaker voice coil pipe 110 and a voice coil line 120, this voice coil line 120, be wound on the outside of this voice coil loudspeaker voice coil pipe 110, it has a first terminal 121 and one second terminal 122, this voice coil line 120 can be as required in these voice coil loudspeaker voice coil pipe 110 outsides around 2 layers or 4 layers.But should existing 100 on voice coil loudspeaker voice coil structure have one group of signal input, therefore, can only provide the option of one group of single impedance.
See also Fig. 2 a and Fig. 2 b, it illustrates another existing side and upside schematic diagram with voice coil loudspeaker voice coil structure of two voice coil line respectively.As shown in the figure, another existing voice coil loudspeaker voice coil structure 200 has a voice coil loudspeaker voice coil pipe 210, one first voice coil line 220 and one second voice coil line 230, this first voice coil line 220, be wound on the outside of this voice coil loudspeaker voice coil pipe 210, it has a first terminal 221 and one second terminal 222, this second voice coil line 230, be wound on the outside of this first voice coil line 220, it has one the 3rd terminal 231 and one the 4th terminal 232, this first voice coil line 220 and second voice coil line 230 can be as required in these voice coil loudspeaker voice coil pipe 210 outsides around 2 layers or 4 layers.Though but should existing voice coil loudspeaker voice coil structure 200 can have two groups of signal inputs, if coiling surpasses 4 layers, then have the danger of off-line because of insufficient space.In addition, the output impedance that the first terminal 221 of this existing voice coil loudspeaker voice coil structure 200 and second terminal 222, the 3rd terminal 231 and the 4th terminal are 232 is fixed, and can't optionally and dynamically adjust, and really belongs to a fly in the ointment.
Therefore, be necessary to design a kind of improvement of novel loudspeaker voice coil structure, to overcome above-mentioned defective.
The utility model content
A purpose of the present utility model is to provide a kind of structure-improved of loudspeaker voice coil, and it is to be wound on the voice coil loudspeaker voice coil pipe at least three group voice coil line are stacked, to reach the purposes of many group signals input.
Another purpose of the present utility model is to provide a kind of structure-improved of loudspeaker voice coil, and it is to be wound on the voice coil loudspeaker voice coil pipe at least three group voice coil line are stacked, to reach the purpose of multilayer outlet method.
Another purpose of the present utility model is to provide a kind of structure-improved of loudspeaker voice coil, and it is to be wound on the voice coil loudspeaker voice coil pipe at least three group voice coil line are stacked, to reach the purpose of the multiple impedance of output.
Another purpose of the present utility model is to provide a kind of structure-improved of loudspeaker voice coil, and its situation that can prevent off-line takes place, and the space of saving the wire winding layer number of times greatly under equal line footpath.
In order to achieve the above object, the structure-improved of loudspeaker voice coil of the present utility model, it comprises: a voice coil loudspeaker voice coil pipe; One first voice coil line is the outside that is wound on this voice coil loudspeaker voice coil pipe, and it has a first terminal and one second terminal; One second voice coil line is the outside that is wound on this first voice coil line, and it has one the 3rd terminal and one the 4th terminal; And one the 3rd voice coil line, be the outside that is wound on this second voice coil line, it has five terminal and one the 6th terminal, and the angle between this first terminal, second terminal, the 3rd terminal, the 4th terminal, five terminal and the 6th terminal is equal approximately.
Wherein, around the home 2 or 4 layers respectively of this first voice coil line, second voice coil line and the 3rd voice coil line, and between the first terminal of this first voice coil line and second terminal, have identical or different impedance respectively between the 3rd terminal of second voice coil line and the 4th terminal and between five terminal of the 3rd voice coil line and the 6th terminal.
Wherein, between the first terminal of this first voice coil line and second terminal, between the 3rd terminal of second voice coil line and the 4th terminal and the impedance between the five terminal of the 3rd voice coil line and the 6th terminal be 2 or 4 Ω.
Wherein, this angle is 60 °.
Wherein, further have: a printed circuit board (PCB), the one end has a first terminal seat, one second terminal base, one the 3rd terminal base, one the 4th terminal base, one five terminal stroma and one the 6th terminal base, wherein, this the first terminal seat is coupled to this second terminal, this second terminal base is coupled to this first terminal, the 3rd terminal base is coupled to this second terminal, the 4th terminal base is coupled to the 3rd terminal, this five terminal stroma is coupled to this second terminal and the 6th terminal base is coupled to this five terminal, makes output 2 or 4 Ω impedances between this first terminal seat and this second terminal base according to this; One first Connection Element places on this printed circuit board (PCB) and with this first terminal and is connected to the 4th terminal, makes output 4 or 8 Ω impedances between the 3rd terminal base and the 4th terminal base according to this; One second Connection Element places on this printed circuit board (PCB) and with the 3rd terminal and is connected to the 6th terminal, makes output 6 or 12 Ω impedances between this five terminal stroma and the 6th terminal base according to this.
In order to achieve the above object, the structure-improved of loudspeaker voice coil of the present utility model, it comprises: a voice coil loudspeaker voice coil pipe; One first voice coil line is the outside that is wound on this voice coil loudspeaker voice coil pipe, and it has a first terminal and one second terminal; One second voice coil line is the outside that is wound on this first voice coil line, and it has one the 3rd terminal and one the 4th terminal, and has one first angle between the 3rd terminal and the 4th terminal and this first terminal and second terminal; And one the 3rd voice coil line, be the outside that is wound on this second voice coil line, it has five terminal and one the 6th terminal, and has one second angle between this five terminal and the 6th terminal and the 3rd terminal and the 4th terminal.
Wherein, around the home 2 or 4 layers respectively of this first voice coil line, second voice coil line and the 3rd voice coil line, wherein between the first terminal of this first voice coil line and second terminal, have identical or different impedance respectively between the 3rd terminal of second voice coil line and the 4th terminal and between five terminal of the 3rd voice coil line and the 6th terminal.
Wherein, between the first terminal of this first voice coil line and second terminal, between the 3rd terminal of second voice coil line and the 4th terminal and the impedance between the five terminal of the 3rd voice coil line and the 6th terminal be 2 or 4 Ω.
Wherein, this first angle and second angle are respectively 120 °.
Wherein, further have: a printed circuit board (PCB), the one end has a first terminal seat, one second terminal base, one the 3rd terminal base, one the 4th terminal base, one five terminal stroma and one the 6th terminal base, wherein, this the first terminal seat is coupled to this second terminal, this second terminal base is coupled to this first terminal, the 3rd terminal base is coupled to this second terminal, the 4th terminal base is coupled to the 3rd terminal, this five terminal stroma is coupled to this second terminal and the 6th terminal base is coupled to this five terminal, makes output 2 or 4 Ω impedances between this first terminal seat and this second terminal base according to this; One first Connection Element places on this printed circuit board (PCB) and with this first terminal and is connected to the 4th terminal, makes output 4 or 8 Ω impedances between the 3rd terminal base and the 4th terminal base according to this; One second Connection Element places on this printed circuit board (PCB) and with the 3rd terminal and is connected to the 6th terminal, makes output 6 or 12 Ω impedances between this five terminal stroma and the 6th terminal base according to this.
The beneficial effects of the utility model: via the structure improved enforcement of loudspeaker voice coil of the present utility model, it has: 1. the input of many group signals; 2. multilayer outlet method; 3. export multiple impedance; And 4. its voice coil line can prevent that the situation of off-line from taking place, and under equal line footpath, save the advantage in the space of wire winding layer number of times greatly, therefore, existing really loudspeaker voice coil structure has progressive and can improve the shortcoming of existing loudspeaker voice coil structure.
Description of drawings
Fig. 1 a is a schematic diagram, and it illustrates existing side schematic view with voice coil loudspeaker voice coil structure of a voice coil line.
Fig. 1 b is a schematic diagram, and it illustrates existing upside schematic diagram with voice coil loudspeaker voice coil structure of a voice coil line.
Fig. 2 a is a schematic diagram, and it illustrates another existing side schematic view with voice coil loudspeaker voice coil structure of two voice coil line.
Fig. 2 b is a schematic diagram, and it illustrates another existing upside schematic diagram with voice coil loudspeaker voice coil structure of two voice coil line.
Fig. 3 a is a schematic diagram, and it illustrates the structure improved side schematic view of the loudspeaker voice coil of the utility model one preferred embodiment.
Fig. 3 b is a schematic diagram, and it illustrates the structure improved upside schematic diagram of the loudspeaker voice coil of the utility model one preferred embodiment.
Fig. 4 is a schematic diagram, and its structure-improved that illustrates the loudspeaker voice coil of the utility model one preferred embodiment further has the schematic diagram of a printed circuit board (PCB) and two Connection Elements.
Fig. 5 is a schematic diagram, and it illustrates the structure improved schematic diagram of the loudspeaker voice coil of another preferred embodiment of the utility model.
Embodiment
For making your juror can further understand structure of the present utility model, feature and purpose thereof, the attached now detailed description with graphic and preferred embodiment as after.
See also Fig. 3 a and Fig. 3 b, it illustrates the structure improved side and the upside schematic diagram of the loudspeaker voice coil of the utility model one preferred embodiment respectively.
As shown in the figure, the structure-improved of loudspeaker voice coil of the present utility model comprises: a voice coil loudspeaker voice coil pipe 10; One first voice coil line 20; One second voice coil line 30; And one the 3rd voice coil line 40 combine.
Wherein, this voice coil loudspeaker voice coil pipe 10 can supply this first voice coil line 20, second voice coil line 30 and the 3rd voice coil line 40 around the home, and it is a general technology, and the emphasis of non-this case, so do not intend giving unnecessary details at this.
This first voice coil line 20 is general copper cash, and its line footpath can optionally change, and is wound on the outside of this voice coil loudspeaker voice coil pipe 10, can be around multilayer, such as but not limited to 2~4 layers, it has a first terminal 21 and one second terminal 22, and this first terminal 21 and 22 of second terminals have about 60 ° an of angle.
This second voice coil line 30 also is general copper cash, its line footpath also can optionally change, be wound on the outside of this first voice coil line 20, can be around multilayer, such as but not limited to 2~4 layers, it has one the 3rd terminal 31 and one the 4th terminal 32, and the 3rd terminal 31 and 32 of the 4th terminals also have about 60 ° an of angle.
The 3rd voice coil line 40 also is general copper cash, its line footpath also can optionally change, for being wound on the outside of this second voice coil line 30, can be around multilayer, such as but not limited to 2~4 layers, it has five terminal 41 and 1 the 6th terminal 42, and this 42 of the 41 and the 6th terminal of five terminal also has about 60 ° an of angle.By so configuration, shown in Fig. 3 (b), can make this first terminal 21, second terminal 22, the 3rd terminal 31, the 4th terminal 32,42 of the 41 and the 6th terminals of five terminal be equidistant configuration and be unlikely to overlapping.In addition, 42 of the 41 and the 6th terminals of five terminal of 32 of the 3rd terminal 31 of 22 of the first terminal 21 of this first voice coil line 20 and second terminals, second voice coil line 30 and the 4th terminals and the 3rd voice coil line 40 have identical or different impedance respectively, such as but not limited to 2 or 4 Ω, be together in the present embodiment with impedance phase, and be that 2 Ω are that example is illustrated, but not as limit.
Because being the situations that can prevent off-line, first voice coil line 20, second voice coil line 30 and the 3rd voice coil line 40 of loudspeaker voice coil structure of the present utility model take place, and the space of under equal line footpath, saving the wire winding layer number of times greatly.
See also Fig. 4, its structure-improved that illustrates the loudspeaker voice coil of the utility model one preferred embodiment further has the schematic diagram of a printed circuit board (PCB) and two Connection Elements.As shown in the figure, the structure-improved of loudspeaker voice coil of the present utility model further has: a printed circuit board (PCB) 51; One first Connection Element 52; And one second Connection Element 53.
Wherein, one end of this printed circuit board (PCB) 51 has a first terminal seat 511, one second terminal base 512, one the 3rd terminal base 513, one the 4th terminal base 514, one five terminal stroma 515 and one the 6th terminal base 516, wherein, this the first terminal seat 511 is coupled to this second terminal 22, this second terminal base 512 is coupled to this first terminal 21, the 3rd terminal base 513 is coupled to this second terminal 22, the 4th terminal base 514 is coupled to the 3rd terminal 31, this five terminal stroma 515 is coupled to this second terminal 22 and the 6th terminal base 516 is coupled to this five terminal 41, makes output 2 Ω impedances between 512 of this first terminal seat 511 and this second terminals according to this.
This first Connection Element 52 places on this printed circuit board (PCB) 51 and with this first terminal 21 and is connected to the 4th terminal 32, make this first voice coil line 20 and second voice coil line 30 be series relationship, make 514 output of the 3rd terminal base 513 and the 4th terminal base, 4 Ω impedances according to this.
This second Connection Element 53, place on this printed circuit board (PCB) and and be connected to the 6th terminal the 3rd terminal, make this first voice coil line 20, second voice coil line 30 and the 3rd voice coil line 40 be series relationship, make 516 output of this five terminal stroma 515 and the 6th terminal base, 6 Ω impedances according to this.
Therefore, the structure-improved of loudspeaker voice coil of the present utility model can allow the user according to the needs of enlarger and change impedance at any time, when for example the output impedance of enlarger is 2 Ω, the user can be connected to the first terminal seat 511 and second terminal base 512 with lead (above all figure do not show) with the lead-out terminal of enlarger, impedance is between the two matched each other, to obtain best power transfer.
Perhaps, when the output impedance of enlarger was 4 Ω, the user can be connected to the lead-out terminal of enlarger the 4 Ω output of the 3rd terminal base 513 and the 4th terminal base 514 with lead (above all figure do not show); When the output impedance of enlarger is 6 Ω, the user can be connected to the lead-out terminal of enlarger the 6 Ω output of five terminal stroma 515 and the 6th terminal base 516 with lead (above all figure do not show), impedance is between the two matched each other, to obtain best power transfer.Therefore, the more existing really loudspeaker voice coil structure of the structure-improved of loudspeaker voice coil of the present utility model has the input of the signal of group more than 1.; 2. multilayer outlet method; 3. export multiple impedance; And 4. its voice coil line can prevent that the situation of off-line from taking place, and under equal line footpath, save the advantage in the space of wire winding layer number of times greatly, therefore, existing really loudspeaker voice coil structure has progressive.
See also Fig. 5, it illustrates the structure improved schematic diagram of the loudspeaker voice coil of another preferred embodiment of the utility model.As shown in the figure, the first terminal 21 of its first voice coil line 20 of improvement of the loudspeaker voice coil structure of another preferred embodiment of the utility model and second terminal 22 are with the subtend configuration, but not as 60 ° of configurations among first embodiment; The 3rd terminal 31 of second voice coil line 30 and the 4th terminal 32 be also with subtend configuration, and the 3rd terminal 31 and the 4th terminal 32 and this first terminal 21 and 22 of second terminals have one first angle, is for example and without limitation to 120 °; The five terminal of the 3rd voice coil line 40 the 41 and the 6th terminal 42 is also with the subtend configuration, and this five terminal the 41 and the 6th terminal 42 and the 3rd terminal 31 and 32 of the 4th terminals have one second angle, is for example and without limitation to 120 °.By so configuration, also can make this this first terminal 21, second terminal 22, the 3rd terminal 31, the 4th terminal 32,42 of the 41 and the 6th terminals of five terminal be equidistant configuration and be unlikely to overlapping.
The utility model discloses, and is a kind of of preferred embodiment, and patent right category of the present utility model is not all taken off in Ju Bu change or modification and come from technological thought of the present utility model and be easy to know by inference by the people who is familiar with this skill such as.
Claims (10)
1. the structure-improved of a loudspeaker voice coil is characterized in that, comprising:
One voice coil loudspeaker voice coil pipe;
One first voice coil line is the outside that is wound on this voice coil loudspeaker voice coil pipe, and it has a first terminal and one second terminal;
One second voice coil line is the outside that is wound on this first voice coil line, and it has one the 3rd terminal and one the 4th terminal; And
One the 3rd voice coil line is the outside that is wound on this second voice coil line, and it has five terminal and one the 6th terminal, and the angle approximately equal between this first terminal, second terminal, the 3rd terminal, the 4th terminal, five terminal and the 6th terminal.
2. the structure-improved of loudspeaker voice coil as claimed in claim 1, it is characterized in that, around the home 2 or 4 layers respectively of this first voice coil line, second voice coil line and the 3rd voice coil line, and between the first terminal of this first voice coil line and second terminal, have identical or different impedance respectively between the 3rd terminal of second voice coil line and the 4th terminal and between five terminal of the 3rd voice coil line and the 6th terminal.
3. the structure-improved of loudspeaker voice coil as claimed in claim 2, it is characterized in that, between the first terminal of this first voice coil line and second terminal, between the 3rd terminal of second voice coil line and the 4th terminal and five terminal of the 3rd voice coil line and the impedance between the 6th terminal be 2 or 4 Ω.
4. the structure-improved of loudspeaker voice coil as claimed in claim 1 is characterized in that, this angle is 60 °.
5. the structure-improved of loudspeaker voice coil as claimed in claim 3 is characterized in that, further has:
One printed circuit board (PCB), the one end has a first terminal seat, one second terminal base, one the 3rd terminal base, one the 4th terminal base, a five terminal stroma and one the 6th terminal base, wherein, this the first terminal seat is coupled to this second terminal, this second terminal base and is coupled to this first terminal, the 3rd terminal base and is coupled to that this second terminal, the 4th terminal base are coupled to the 3rd terminal, this five terminal stroma is coupled to this second terminal and the 6th terminal base is coupled to this five terminal, makes output 2 or 4 Ω impedances between this first terminal seat and this second terminal base according to this;
One first Connection Element is to place on this printed circuit board (PCB) and with this first terminal to be connected to the 4th terminal, makes output 4 or 8 Ω impedances between the 3rd terminal base and the 4th terminal base according to this;
One second Connection Element is to place on this printed circuit board (PCB) and with the 3rd terminal to be connected to the 6th terminal, makes output 6 or 12 Ω impedances between this five terminal stroma and the 6th terminal base according to this.
6. the structure-improved of a loudspeaker voice coil is characterized in that, comprising:
One voice coil loudspeaker voice coil pipe;
One first voice coil line is the outside that is wound on this voice coil loudspeaker voice coil pipe, and it has a first terminal and one second terminal;
One second voice coil line is the outside that is wound on this first voice coil line, and it has one the 3rd terminal and one the 4th terminal, and has one first angle between the 3rd terminal and the 4th terminal and this first terminal and second terminal; And
One the 3rd voice coil line is the outside that is wound on this second voice coil line, and it has five terminal and one the 6th terminal, and has one second angle between this five terminal and the 6th terminal and the 3rd terminal and the 4th terminal.
7. the structure-improved of loudspeaker voice coil as claimed in claim 6, it is characterized in that, around the home 2 or 4 layers respectively of this first voice coil line, second voice coil line and the 3rd voice coil line, wherein between the first terminal of this first voice coil line and second terminal, have identical or different impedance respectively between the 3rd terminal of second voice coil line and the 4th terminal and between five terminal of the 3rd voice coil line and the 6th terminal.
8. the structure-improved of loudspeaker voice coil as claimed in claim 7, it is characterized in that, between the first terminal of this first voice coil line and second terminal, between the 3rd terminal of second voice coil line and the 4th terminal and five terminal of the 3rd voice coil line and the impedance between the 6th terminal be 2 or 4 Ω.
9. the structure-improved of loudspeaker voice coil as claimed in claim 6 is characterized in that, this first angle and second angle are respectively 120 °.
10. the structure-improved of loudspeaker voice coil as claimed in claim 8 is characterized in that, further has:
One printed circuit board (PCB), the one end has a first terminal seat, one second terminal base, one the 3rd terminal base, one the 4th terminal base, a five terminal stroma and one the 6th terminal base, wherein, this the first terminal seat is coupled to this second terminal, this second terminal base and is coupled to this first terminal, the 3rd terminal base and is coupled to that this second terminal, the 4th terminal base are coupled to the 3rd terminal, this five terminal stroma is coupled to this second terminal and the 6th terminal base is coupled to this five terminal, makes output 2 or 4 Ω impedances between this first terminal seat and this second terminal base according to this;
One first Connection Element, it places on this printed circuit board (PCB) and with this first terminal and is connected to the 4th terminal, makes output 4 or 8 Ω impedances between the 3rd terminal base and the 4th terminal base according to this;
One second Connection Element, it places on this printed circuit board (PCB) and with the 3rd terminal and is connected to the 6th terminal, makes output 6 or 12 Ω impedances between this five terminal stroma and the 6th terminal base according to this.
Priority Applications (1)
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CN2011200789584U CN201986133U (en) | 2011-03-23 | 2011-03-23 | Improved structure of loudspeaker voice coil |
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CN2011200789584U CN201986133U (en) | 2011-03-23 | 2011-03-23 | Improved structure of loudspeaker voice coil |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110418258A (en) * | 2018-04-27 | 2019-11-05 | 歌尔股份有限公司 | Sounding device |
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2011
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110418258A (en) * | 2018-04-27 | 2019-11-05 | 歌尔股份有限公司 | Sounding device |
CN110418258B (en) * | 2018-04-27 | 2022-07-08 | 歌尔股份有限公司 | Sound producing device |
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