CN206879086U - Multisection type coil loud speaker - Google Patents
Multisection type coil loud speaker Download PDFInfo
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- CN206879086U CN206879086U CN201720582351.7U CN201720582351U CN206879086U CN 206879086 U CN206879086 U CN 206879086U CN 201720582351 U CN201720582351 U CN 201720582351U CN 206879086 U CN206879086 U CN 206879086U
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- coil
- voice coil
- magnetic
- loud speaker
- loudspeaker voice
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Abstract
A kind of multisection type coil loud speaker is the utility model is related to, including：Annular magnet；Magnetic guiding loop, the magnetic guiding loop are arranged at the annular magnet side；Magnetic conductance seat, the magnetic conductance seat are arranged at the annular magnet opposite side, and the magnetic conductance seat has conducting magnetic column, and the conducting magnetic column is sheathed in the annular magnet and the magnetic guiding loop；Voice coil loudspeaker voice coil pipe, on the conducting magnetic column, one end is located in the gapped magnetic field that the magnetic guiding loop is formed with the conducting magnetic column voice coil loudspeaker voice coil pipe sleeve, and the other end is used to be connected with vibrating diaphragm；Induction coil is provided with the voice coil loudspeaker voice coil pipe, the induction coil is located in the gapped magnetic field, and the induction coil includes First Line ring layer, and the First Line ring layer has at least two spaced coil segments.The multisection type coil loud speaker can make under constant current, and when induction coil deviates initial position, the reduction speed of thrust caused by induction coil slows down, and ensure tonequality.
Description
Technical field
Speaker technology field is the utility model is related to, more particularly to a kind of multisection type coil loud speaker.
Background technology
Loudspeaker promotes induction coil motion (electromagnetic induction) by magnetic field, so that voice coil loudspeaker voice coil pipe drives vibrating diaphragm to send sound
Sound, when induction coil moves in magnetic field, because induction coil position changes, the magnetic field of induction coil position is strong
The height that degree and induction coil are in magnetic field can all change, and then influence size of the induction coil to vibrating diaphragm motive force
(when electric current is constant), produce distortion.Thrust caused by traditional specific spacing in the off-center position of continous way induction coil subtracts
Small value is larger, is also changed greatly so that induction coil changes to the size of vibrating diaphragm motive force, easily produces distortion, influence user
Experience.
Utility model content
Based on this, the defects of the utility model is to overcome prior art, there is provided a kind of multisection type coil loud speaker, make perseverance
Determine under electric current, when induction coil deviates initial position, the reduction speed of thrust caused by induction coil slows down, and ensures tonequality.
A kind of multisection type coil loud speaker, including：
Annular magnet；
Magnetic guiding loop, the magnetic guiding loop are arranged at the annular magnet side；
Magnetic conductance seat, the magnetic conductance seat are arranged at the annular magnet opposite side, and the magnetic conductance seat has conducting magnetic column, described to lead
Magnetic pole is sheathed in the annular magnet and the magnetic guiding loop；
Voice coil loudspeaker voice coil pipe, for the voice coil loudspeaker voice coil pipe sleeve on the conducting magnetic column, one end is located at the magnetic guiding loop and the magnetic conduction cylindricality
Into gapped magnetic field in, the other end be used for be connected with vibrating diaphragm；
Induction coil is provided with the voice coil loudspeaker voice coil pipe, the induction coil is located in the gapped magnetic field, the line of induction
Circle includes First Line ring layer, and the First Line ring layer has at least two spaced coil segments.
Above-mentioned multisection type coil loud speaker, due to the diversity in magnetic field, the magnetic between the magnetic guiding loop and the conducting magnetic column
The centre position magnetic field intensity in field gap is maximum.At the off-center position of the First Line ring layer, between the coil segment
Compartmented will not produce thrust all the time, therefore the decreasing value of thrust caused by First Line ring layer can be less than continous way sense under equal electric current
Coil is answered to deviate the decreasing value with equidistantly caused thrust, i.e., described induction coil changes to the size of vibrating diaphragm motive force
It is smaller, so as to improve the audio distortions situation that diaphragm oscillations are sent.
In one of the embodiments, the coil segment is serially connected.It so, it is possible to improve described first under equal electric current
Thrust caused by coil layer.
In one of the embodiments, the thickness for being smaller than the magnetic guiding loop between the two neighboring coil segment,
The First Line ring layer is set to keep at least a portion of at least one coil segment to be located in the gapped magnetic field, with using between magnetic field
High-intensity magnetic field in gap produces bigger thrust.
In one of the embodiments, the coil segment is three or more than three, and adjacent two coil segments
Between spacing it is equal, the First Line ring layer caused thrust in moving process is more steady.
In one of the embodiments, the coil segment is entwined by diameter identical wire, and the coil segment
With identical winding direction, reduce the influence that displacement produces thrust size to First Line ring layer.
In one of the embodiments, the induction coil also includes the second coil layer, and second coil layer is continuously tight
Thickly around being located on the voice coil loudspeaker voice coil pipe, and second coil layer with the First Line ring layer in parallel or series.Described in guarantee
In the case that thrust magnitude reduction speed is gentle caused by induction coil, strengthen thrust caused by the induction coil.
In one of the embodiments, the First Line ring layer is located at the outer wall of the voice coil loudspeaker voice coil pipe and second coil layer
Positioned at the inwall of the voice coil loudspeaker voice coil pipe；Or the First Line ring layer is located at the inwall of the voice coil loudspeaker voice coil pipe and second coil layer is located at
The outer wall of the voice coil loudspeaker voice coil pipe.In this way, the First Line ring layer, the second coil layer is set to be in the bigger position of magnetic field intensity.
In one of the embodiments, the First Line ring layer by wire along the circumferentially wound at least of the voice coil loudspeaker voice coil pipe
Two layers, second coil layer is by wire along the circumferentially wound at least two layers of the voice coil loudspeaker voice coil pipe.Increase equal electric current to flow through
The size of thrust caused by the induction coil during induction coil.
In one of the embodiments, the annular magnet, magnetic guiding loop, conducting magnetic column, the center line of voice coil loudspeaker voice coil pipe overlap, and improve
Magnetic field's regularity in the gapped magnetic field.
Brief description of the drawings
Fig. 1 is the structural representation of multisection type coil loud speaker described in the utility model；
Fig. 2 is the schematic cross-sectional view of multisection type coil loud speaker first embodiment described in the utility model；
Fig. 3 is the schematic cross-sectional view of multisection type coil loud speaker second embodiment described in the utility model.
Description of reference numerals：
100th, annular magnet, 200, magnetic guiding loop, 210, gapped magnetic field, 300, magnetic conductance seat, 310, conducting magnetic column, 400, voice coil loudspeaker voice coil
Pipe, 500, induction coil, 510, First Line ring layer, 511, coil segment, 512, compartmented, the 520, second coil layer, 600, vibrating diaphragm.
Embodiment
For the ease of understanding the utility model, the utility model is more fully retouched below with reference to relevant drawings
State.Better embodiment of the present utility model is given in accompanying drawing.But the utility model can come in many different forms
Realize, however it is not limited to embodiments described herein.On the contrary, the purpose for providing these embodiments is to make to this practicality newly
The more thorough and comprehensive that the disclosure of type understands.
It should be noted that when element is referred to as " being fixed on " another element, it can be directly on another element
Or there may also be element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or it may be simultaneously present centering elements.On the contrary, when element be referred to as " directly existing " another element " on " when,
In the absence of intermediary element.Term as used herein " vertically ", " horizontal ", "left", "right" and similar statement are
For illustrative purposes, it is unique embodiment to be not offered as.
Unless otherwise defined, all of technologies and scientific terms used here by the article is led with belonging to technology of the present utility model
The implication that the technical staff in domain is generally understood that is identical.It is simply in term used in the description of the present utility model herein
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein " and/or " bag
Include the arbitrary and all combination of the Listed Items of one or more correlations.
First embodiment
As shown in Figure 1, 2, the multisection type coil loud speaker described in the present embodiment, including：
Annular magnet 100；
Magnetic guiding loop 200, the magnetic guiding loop 200 are arranged at the side of annular magnet 100；
Magnetic conductance seat 300, the magnetic conductance seat 300 are arranged at the opposite side of annular magnet 100, and the magnetic conductance seat 300 has
Conducting magnetic column 310, the conducting magnetic column 310 are sheathed in the annular magnet 100 and the magnetic guiding loop 200；
Voice coil loudspeaker voice coil pipe 400, the voice coil loudspeaker voice coil pipe 400 are sheathed on the conducting magnetic column 310, one end be located at the magnetic guiding loop 200 with
In the gapped magnetic field 210 that the conducting magnetic column 310 is formed, the other end is used to be connected with vibrating diaphragm 600；
Induction coil 500 is provided with the voice coil loudspeaker voice coil pipe 400, the induction coil 500 is located at the gapped magnetic field 210
Interior, the induction coil 500 includes First Line ring layer 510, and the First Line ring layer 510 has two spaced coil segments
511。
Above-mentioned multisection type coil loud speaker, due to the diversity in magnetic field, the magnetic guiding loop 200 and the conducting magnetic column 310 it
Between gapped magnetic field 210 centre position magnetic field intensity it is maximum.At the 510 off-center position of First Line ring layer, two
Compartmented 512 between the coil segment 511 will not produce thrust all the time, therefore the reduction of thrust caused by First Line ring layer 510
Value can be less than continous way induction coil 500 under equal electric current and deviate the decreasing value with equidistantly caused thrust, i.e., described sense
Answer coil 500 to change the size of the motive force of vibrating diaphragm 600 also smaller, vibrate the audio distortions feelings sent so as to improve vibrating diaphragm 600
Condition.
Wherein, the coil segment 511 is serially connected.It so, it is possible to improve the First Line ring layer 510 under equal electric current to produce
Raw thrust.
In the present embodiment, the thickness for being smaller than the magnetic guiding loop 200 between two coil segments 511, makes institute
Stating First Line ring layer 510 keeps at least a portion of at least one coil segment 511 to be located in the gapped magnetic field 210, to utilize
High-intensity magnetic field in gapped magnetic field 210 produces bigger thrust.
Preferably, the coil segment 511 is entwined by diameter identical wire, and the coil segment 511 has phase
Same winding direction, reduce the influence that displacement produces thrust size to First Line ring layer 510.
Further, the induction coil 500 also includes the second coil layer 520, and second coil layer 520 is continuously close
Ground around being located on the voice coil loudspeaker voice coil pipe 400, and second coil layer 520 with the First Line ring layer 510 in parallel or series.Protecting
Hinder caused by the induction coil 500 thrust magnitude reduce speed it is gentle in the case of, strengthen and pushed away caused by the induction coil 500
Power.
Yet further, the First Line ring layer 510 is located at the outer wall of the voice coil loudspeaker voice coil pipe 400 and second coil layer
520 are located at the inwall of the voice coil loudspeaker voice coil pipe 400；Or the First Line ring layer 510 is located at the inwall and described of the voice coil loudspeaker voice coil pipe 400
Two wires ring layer 520 is located at the outer wall of the voice coil loudspeaker voice coil pipe 400.In this way, it is in the First Line ring layer 510, the second coil layer 520
The bigger position of magnetic field intensity.
In the present embodiment, the First Line ring layer 510 by wire along the circumferentially wound at least of the voice coil loudspeaker voice coil pipe 400
Two layers, second coil layer 520 is by wire along the circumferentially wound at least two layers of the voice coil loudspeaker voice coil pipe 400.The equal electricity of increase
Stream flows through the size of thrust caused by the induction coil 500 during the induction coil 500.
Second embodiment
As shown in Figure 1,3, the multisection type coil loud speaker described in the present embodiment, including：
Annular magnet 100；
Magnetic guiding loop 200, the magnetic guiding loop 200 are arranged at the side of annular magnet 100；
Magnetic conductance seat 300, the magnetic conductance seat 300 are arranged at the opposite side of annular magnet 100, and the magnetic conductance seat 300 has
Conducting magnetic column 310, the conducting magnetic column 310 are sheathed in the annular magnet 100 and the magnetic guiding loop 200；
Voice coil loudspeaker voice coil pipe 400, the voice coil loudspeaker voice coil pipe 400 are sheathed on the conducting magnetic column 310, one end be located at the magnetic guiding loop 200 with
In the gapped magnetic field 210 that the conducting magnetic column 310 is formed, the other end is used to be connected with vibrating diaphragm 600；
Induction coil 500 is provided with the voice coil loudspeaker voice coil pipe 400, the induction coil 500 is located at the gapped magnetic field 210
Interior, the induction coil 500 includes First Line ring layer 510, and there are the First Line ring layer 510 three or more than three intervals to set
The coil segment 511 put.
Above-mentioned multisection type coil loud speaker, due to the diversity in magnetic field, the magnetic guiding loop 200 and the conducting magnetic column 310 it
Between gapped magnetic field 210 centre position magnetic field intensity it is maximum.At the 510 off-center position of First Line ring layer, three
Or the compartmented 512 between three coil segments 511 described above will not produce thrust all the time, therefore caused by First Line ring layer 510
The decreasing value of thrust can be less than continous way induction coil 500 under equal electric current and deviate the reduction with equidistantly caused thrust
Value, i.e., size change of the described induction coil 500 to the motive force of vibrating diaphragm 600 is also smaller, vibrates what is sent so as to improve vibrating diaphragm 600
Audio distortions situation.
Wherein, the coil segment 511 is serially connected.It so, it is possible to improve the First Line ring layer 510 under equal electric current to produce
Raw thrust.
In the present embodiment, the thickness for being smaller than the magnetic guiding loop 200 between two coil segments 511, makes institute
Stating First Line ring layer 510 keeps at least a portion of at least one coil segment 511 to be located in the gapped magnetic field 210, to utilize
High-intensity magnetic field in gapped magnetic field 210 produces bigger thrust.
Preferably, the coil segment 511 is entwined by diameter identical wire, and the coil segment 511 has phase
Same winding direction, reduce the influence that displacement produces thrust size to First Line ring layer 510.
Further, the induction coil 500 also includes the second coil layer 520, and second coil layer 520 is continuously close
Ground around being located on the voice coil loudspeaker voice coil pipe 400, and second coil layer 520 with the First Line ring layer 510 in parallel or series.Protecting
Hinder caused by the induction coil 500 thrust magnitude reduce speed it is gentle in the case of, strengthen and pushed away caused by the induction coil 500
Power.
Yet further, the First Line ring layer 510 is located at the outer wall of the voice coil loudspeaker voice coil pipe 400 and second coil layer
520 are located at the inwall of the voice coil loudspeaker voice coil pipe 400；Or the First Line ring layer 510 is located at the inwall and described of the voice coil loudspeaker voice coil pipe 400
Two wires ring layer 520 is located at the outer wall of the voice coil loudspeaker voice coil pipe 400.In this way, it is in the First Line ring layer 510, the second coil layer 520
The bigger position of magnetic field intensity.
In the present embodiment, the First Line ring layer 510 by wire along the circumferentially wound at least of the voice coil loudspeaker voice coil pipe 400
Two layers, second coil layer 520 is by wire along the circumferentially wound at least two layers of the voice coil loudspeaker voice coil pipe 400.The equal electricity of increase
Stream flows through the size of thrust caused by the induction coil 500 during the induction coil 500.
Alternatively, the spacing between adjacent two coil segments 511 is equal, and the First Line ring layer 510 is in movement
During caused thrust it is more steady.
Specifically, all coil segments between first coil segment 511 and last described coil segment 511
511 height is less than the thickness of the magnetic guiding loop 200, can make the First Line ring layer 510 during off-center position
Caused thrust reduces speed and slowed down, so as to reach the purpose for improving distortion.First coil segment 511 and last institute
The thickness of the magnetic guiding loop 200 can be more than by stating the height of coil segment 511, can further optimize product for different products
Electromagnetic induction effect.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (9)
- A kind of 1. multisection type coil loud speaker, it is characterised in that including：Annular magnet；Magnetic guiding loop, the magnetic guiding loop are arranged at the annular magnet side；Magnetic conductance seat, the magnetic conductance seat are arranged at the annular magnet opposite side, and the magnetic conductance seat has conducting magnetic column, the conducting magnetic column It is sheathed in the annular magnet and the magnetic guiding loop；Voice coil loudspeaker voice coil pipe, for the voice coil loudspeaker voice coil pipe sleeve on the conducting magnetic column, one end is located at what the magnetic guiding loop was formed with the conducting magnetic column In gapped magnetic field, the other end is used to be connected with vibrating diaphragm；Induction coil is provided with the voice coil loudspeaker voice coil pipe, the induction coil is located in the gapped magnetic field, the induction coil bag First Line ring layer is included, the First Line ring layer has at least two spaced coil segments.
- 2. multisection type coil loud speaker according to claim 1, it is characterised in that the coil segment is serially connected.
- 3. multisection type coil loud speaker according to claim 1, it is characterised in that between the two neighboring coil segment It is smaller than the thickness of the magnetic guiding loop.
- 4. multisection type coil loud speaker according to claim 3, it is characterised in that the coil segment be three or three with On, and the spacing between adjacent two coil segments is equal.
- 5. multisection type coil loud speaker according to claim 1, it is characterised in that the coil segment is by diameter identical gold Category silk is entwined, and the coil segment has identical winding direction.
- 6. multisection type coil loud speaker according to claim 1, it is characterised in that the induction coil also includes the second line Ring layer, second coil layer is continuously tightly around being located on the voice coil loudspeaker voice coil pipe, and second coil layer and the First Line Ring layer is in parallel or series.
- 7. multisection type coil loud speaker according to claim 6, it is characterised in that the First Line ring layer is located at the sound Enclose the outer wall of pipe and second coil layer is located at the inwall of the voice coil loudspeaker voice coil pipe；Or the First Line ring layer is located at the voice coil loudspeaker voice coil pipe Inwall and second coil layer be located at the outer wall of the voice coil loudspeaker voice coil pipe.
- 8. multisection type coil loud speaker according to claim 6, it is characterised in that the First Line ring layer is by wire edge The voice coil loudspeaker voice coil pipe it is circumferentially wound at least two layers, second coil layer by wire along the voice coil loudspeaker voice coil pipe it is circumferentially wound into At least two layers.
- 9. multisection type coil loud speaker according to claim 1, it is characterised in that the annular magnet, magnetic guiding loop, magnetic conduction Post, the center line of voice coil loudspeaker voice coil pipe overlap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720582351.7U CN206879086U (en) | 2017-05-23 | 2017-05-23 | Multisection type coil loud speaker |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720582351.7U CN206879086U (en) | 2017-05-23 | 2017-05-23 | Multisection type coil loud speaker |
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| Publication Number | Publication Date |
|---|---|
| CN206879086U true CN206879086U (en) | 2018-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720582351.7U Active CN206879086U (en) | 2017-05-23 | 2017-05-23 | Multisection type coil loud speaker |
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| CN (1) | CN206879086U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112055288A (en) * | 2020-06-29 | 2020-12-08 | 歌尔股份有限公司 | Voice coil and sound generating device |
| CN112055289A (en) * | 2020-06-29 | 2020-12-08 | 歌尔股份有限公司 | Voice coil and sound generating device |
-
2017
- 2017-05-23 CN CN201720582351.7U patent/CN206879086U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112055288A (en) * | 2020-06-29 | 2020-12-08 | 歌尔股份有限公司 | Voice coil and sound generating device |
| CN112055289A (en) * | 2020-06-29 | 2020-12-08 | 歌尔股份有限公司 | Voice coil and sound generating device |
| WO2022000915A1 (en) * | 2020-06-29 | 2022-01-06 | 歌尔股份有限公司 | Voice coil and sound production device |
| WO2022000914A1 (en) * | 2020-06-29 | 2022-01-06 | 歌尔股份有限公司 | Voice coil and sound production device |
| CN112055289B (en) * | 2020-06-29 | 2022-05-17 | 歌尔股份有限公司 | Voice coil and sound generating device |
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