CN111246335B - Earphone with double-layer continuous voice coil wire - Google Patents
Earphone with double-layer continuous voice coil wire Download PDFInfo
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- CN111246335B CN111246335B CN202010084582.1A CN202010084582A CN111246335B CN 111246335 B CN111246335 B CN 111246335B CN 202010084582 A CN202010084582 A CN 202010084582A CN 111246335 B CN111246335 B CN 111246335B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1091—Details not provided for in groups H04R1/1008 - H04R1/1083
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1058—Manufacture or assembly
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- 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
-
- 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
-
- 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
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/10—Details of earpieces, attachments therefor, earphones or monophonic headphones covered by H04R1/10 but not provided for in any of its subgroups
Abstract
An earphone with a double-layer continuous voice coil wire comprises a voice coil module, a power supply module and a shell, wherein the voice coil module is fixed in the shell, and the power supply module is connected with an earphone power signal wire; the voice coil module comprises a circular voice film, a magnetic ring and a voice coil wire, wherein the periphery of the voice film is provided with a clamping ring, and the voice film is provided with a central electric contact, a first peripheral electric contact and a second peripheral electric contact; the center electric contact and the first peripheral electric contact are connected on the first side surface of the sound film through a first voice coil wire, the center electric contact and the second peripheral electric contact are connected on the second side surface of the sound film through a second voice coil wire, a plurality of wire rings with different diameters are continuously wound around the circle center of the sound film of the first voice coil wire and the second voice coil wire respectively, and step-over wire portions are arranged on the wire rings in the same diameter direction; the first peripheral electric contact and the second peripheral electric contact are connected with the power supply module; and magnetic rings are fixed outside the first side surface and/or the second side surface of the sound film at intervals of a set distance. The invention makes the structure of the earphone more compact, and further improves the sound effect quality effect of the earphone.
Description
Technical Field
The invention relates to an earphone, in particular to an earphone with a double-layer continuous voice coil wire.
Background
The use of the loudspeaker is more extensive and common in the life nowadays, especially the popularization and application of mobile terminal equipment, and nowadays, a small loudspeaker and earphones of various types and styles become an indispensable tool in the daily life of people. At present, the main structure of an earphone is composed of a voice coil and a sound film, and the vibration tube sleeved on the voice coil is controlled to vibrate on the sound film to make a sound through controlling the current magnitude through an electromagnetic signal, so that the electromagnetic signal is converted into a sound signal to be emitted from the earphone. However, the general moving coil and moving iron earphone structure has a large requirement on the transverse distance, and cannot well meet the requirements of flatness and miniaturization; in order to solve this problem, there is a demand for a flat structure by designing a flat panel speaker. However, the planar winding of the voice coil cannot meet the requirement of high quality in terms of amplitude-frequency characteristics in the flat panel speaker. The miniature earphone is manufactured by the conventional flat plate type loudspeaker structure, the requirement on the structural design is higher, the structure becomes smaller, the action effect of the voice coil on the sound membrane is required to be higher, and the conventional flat plate type voice coil structure cannot meet the requirement on the higher tone quality effect of the miniature earphone.
Disclosure of Invention
The invention aims to provide an earphone with a double-layer continuous voice coil wire, so that the earphone has a compact structure and a better tone quality effect.
The technical solution of the invention is as follows:
an earphone with a double-layer continuous voice coil wire comprises a voice coil module, a power supply module and a shell, wherein the shell comprises a face cover and a rear cover, the voice coil module is fixed in the shell, and the power supply module is connected with an earphone power signal wire; the voice coil module comprises a circular voice diaphragm, a magnetic ring and a voice coil wire, wherein the periphery of the voice diaphragm is provided with a clamping ring, and the inner side surfaces of the periphery of the face cover and the periphery of the rear cover are respectively contacted and fixed with the upper surface and the lower surface of the clamping ring; the sound film is provided with a central electric contact, a first peripheral electric contact and a second peripheral electric contact; the center electric contact, the first peripheral electric contact and/or the second peripheral electric contact penetrate through two sides of the voice film, the center electric contact and the first peripheral electric contact are connected on the first side surface of the voice film through a first voice coil wire, the center electric contact and the second peripheral electric contact are connected on the second side surface of the voice film through a second voice coil wire, the first voice coil wire and the second voice coil wire are respectively and continuously wound with a plurality of wire rings with different diameters around the center of the voice film, and each wire ring is provided with an overstep wire part at the same diameter direction; the first and second peripheral electrical contacts are connected with a power supply module; and magnetic rings are fixed outside the first side face and/or the second side face of the sound film at intervals of a set distance.
The earphone with the double-layer continuous voice coil wire comprises a voice film, wherein the voice film is provided with a plurality of magnetic ring groups at two sides, each magnetic ring group comprises a plurality of magnetic rings which are different in diameter and are arranged concentrically with the corresponding magnetic ring at intervals, the upper and lower polarities of the adjacent magnetic rings are opposite, and the polarities of the opposite surfaces of the two opposite magnetic rings at two sides of the voice film are the same.
The earphone with the double-layer continuous voice coil wire is characterized in that the magnetic ring is made of soft magnetic materials, and is connected with the power supply module, and the magnetic ring is magnetized under the control of the power supply module.
The earphone with the double-layer continuous voice coil wire comprises a central electric contact, a first voice coil wire, a second voice coil wire and a third voice coil wire, wherein the central electric contact is a through hole, and the first voice coil wire and the second voice coil wire are two parts of an integral voice coil wire penetrating through the through hole.
The earphone with the double-layer continuous voice coil wire comprises a central electric contact and a central electric contact, wherein the central electric contact comprises a first branch electric contact and a second branch electric contact which are isolated from each other and positioned at two sides of the center of the voice film, the first voice coil wire penetrates through the first branch electric contact, the second voice coil wire penetrates through the second branch electric contact, and the first voice coil wire and the second voice coil wire are respectively wound on two side faces of the voice film in parallel in a wired loop manner; the first peripheral electrical contact comprises a first positive electrical contact and a first negative electrical contact, and the second peripheral electrical contact comprises a second positive electrical contact and a second negative electrical contact; two ends of the first voice coil wire are respectively connected with the first positive electric contact and the first negative electric contact on two side faces of the voice film, and two ends of the second voice coil wire are respectively connected with the second positive electric contact and the second negative electric contact on two side faces of the voice film.
The earphone with two layers of continuous voice coil wires as described above, wherein the first positive electrical contact and the first negative electrical contact and the second positive electrical contact and the second negative electrical contact are respectively connected to the power supply module, and the power supply module controls the first peripheral electrical contact and the second peripheral electrical contact to be switched on and off respectively via a control signal on a power signal wire.
The earphone with the double-layer continuous voice coil wire is characterized in that the casing is provided with a control switch, the control switch is connected with the first peripheral electric contact and the second peripheral electric contact, and the control switch is used for controlling the connection and disconnection of the first peripheral electric contact and the second peripheral electric contact.
The earphone with the double-layer continuous voice coil wire is characterized in that the control switch is a touch switch, and the touch switch receives a specified touch signal instruction and then controls the first peripheral electric contact and the second peripheral electric contact to be switched on and off.
The earphone with the double-layer continuous voice coil wire, wherein the control switch is a voice control switch, the voice control switch is connected with the first peripheral electrical contact and the second peripheral electrical contact, and the voice control receives a specified voice signal command and then controls the connection and disconnection of the first peripheral electrical contact and the second peripheral electrical contact.
The earphone with the double-layer continuous voice coil wire is characterized in that a positioning ring is arranged between the adjacent magnetic rings; each magnetic ring is arranged corresponding to the wire ring, and the magnetic rings opposite to the first voice coil wire or the second voice coil wire are respectively connected and controlled through the corresponding control switches.
From the above description, it is clear that the present invention has the following advantages:
according to the earphone with the double-layer continuous voice coil wire, the wire rings formed by winding the voice coil wire are ingeniously arranged on the two side surfaces of the voice film, so that the requirement of the earphone on miniaturization and compact structure is met, the size is reduced, the effect of converting an electric signal into an audio signal can be effectively improved, the structure of the earphone is more simplified, more spaces capable of being improved exist in the field of the sound quality of the earphone, and the requirement of the earphone on higher sound quality adjustment can be met.
Drawings
FIG. 1 is a schematic diagram of a sound diaphragm structure of a preferred embodiment of a headphone with a double-layer continuous voice coil wire according to the present invention;
FIG. 2 is a diagram illustrating a voice coil configuration of a preferred embodiment of the earphone with a dual-layer continuous voice coil according to the present invention;
fig. 3 is a schematic structural diagram of a preferred embodiment of the earphone with a double-layer continuous voice coil wire according to the present invention.
Main element number description:
the invention comprises the following steps:
1: the sound film 11: the central electrical contact 12: first peripheral electrical contact
13: second peripheral electrical contact 2: voice coil wire 21: step over wire part
3: clamping ring 31: the surface cover 32: back cover
4: magnetic ring 5: locating ring
Detailed Description
In order to more clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will now be described with reference to the accompanying drawings.
In a preferred embodiment of the earphone with a double-layer continuous voice coil wire of the present invention, referring to fig. 1 to 3, the earphone with a double-layer continuous voice coil wire of the present invention includes a voice coil module, a power module and a housing, wherein the housing includes a front cover 31 and a rear cover 32, the voice coil module is fixed in the housing, and the power module is connected to an earphone power signal wire; the voice coil module comprises a circular voice diaphragm 1, a magnetic ring 4 and a voice coil wire 2, wherein the periphery of the voice diaphragm 1 is provided with a clamping ring 3, and the inner side surfaces of the peripheries of the face cover 31 and the rear cover 32 are respectively contacted with and fixed on the upper surface and the lower surface of the clamping ring 3; the sound film 1 is provided with a central electric contact 11, a first peripheral electric contact 12 and a second peripheral electric contact 13; the central electrical contact 11, the first peripheral electrical contact 12 and/or the second peripheral electrical contact 13 penetrate through two sides of the sound diaphragm 1, the central electrical contact 11 and the first peripheral electrical contact 12 are connected on a first side surface of the sound diaphragm 1 through a first voice coil wire, the central electrical contact 11 and the second peripheral electrical contact 13 are connected on a second side surface of the sound diaphragm 1 through a second voice coil wire, the first voice coil wire and the second voice coil wire are respectively and continuously wound with a plurality of wire loops with different diameters around the center of the sound diaphragm 1, and each wire loop is provided with an overstep wire spanning part 21 in the same diameter direction; the first peripheral electric contact 12 and the second peripheral electric contact 13 are connected with a power supply module; and magnetic rings 4 are fixed outside the first side surface and/or the second side surface of the sound film 1 at intervals of a set distance. As shown in the figures, the earphone with a double-layer continuous voice coil wire of the present invention mainly comprises a voice coil module, wherein the voice coil module is fixed with the voice diaphragm 1 and the voice coil wire 2 by clamping ring 3 and fixed by the housing, and the electric contact of the voice coil wire 2 is connected to the power supply module and connected to the jack interface through the earphone power signal wire. The electric signal drives the wire loop of the voice coil wire 2 to generate mutual induction magnetic flux, and the mutual interaction between the mutual induction magnetic flux and the audio frequency magnetic field generated by the magnetic loop 4 is generated, so that the voice film 1 is forced to vibrate to make sound. According to the invention, the first voice coil wire and the second voice coil wire are respectively arranged on the two sides of the voice film 1, so that the action effect of the voice coil wires 2 on the two sides of the voice film 1 is improved in a multiple manner, the strength of a magnetic field is improved, the integral hardening strength of the voice film 1 is also improved, and the voice coil assembly is beneficial to improving the tone quality effect of a high-frequency part. The first voice coil wire winds wire rings with equal diameters on the first side face through the center of the voice film 1, the purpose that the same voice coil wire 2 winds a plurality of sleeved circular wire rings is achieved by arranging the step-crossing wire part 21 of the voice coil wire 2 in the same diameter direction, wherein the step-crossing wire part spans from a circle with a smaller diameter to a circle with a larger diameter, and the requirement that the wire rings generate a regular magnetic field is met. And through the setting of central electric contact 11, can be so that the voice coil wire 2 of two sides of sound membrane 1 links together, can make first voice coil wire and second voice coil wire connect and reach the structure purpose that a voice coil wire 2 can wind out the wire loop respectively in 1 both sides of sound membrane, strengthen the overall structure hardness of sound membrane 1, and the effect intensity of magnetic field effect, make the audio of earphone obtain bigger promotion under the condition that both sides all were equipped with voice coil wire 2, also allow the designer to have bigger audio adjustment space, the application scope and the quality of earphone have been improved.
In the above-mentioned earphone with two continuous voice coil wires according to the present invention, in a preferred embodiment, two sides of the voice film 1 are respectively provided with a magnetic ring set, the magnetic ring set includes a plurality of magnetic rings 4 which have different diameters and are concentrically arranged with the wire rings and are spaced from each other, the upper and lower polarities of adjacent magnetic rings 4 are opposite, and the polarities of the opposite surfaces of two opposite magnetic rings at two sides of the voice film 1 are the same. As shown in the figure, the magnetic ring 4 is a concentric annular magnetic induction structure with different diameters, and is used for making the voice diaphragm 1 sound through the mutual interaction between the mutual induction magnetic field and the magnetic field generated by the voice coil wire 2. The invention sets a plurality of magnetic rings 4 corresponding to the ring wires 2 on the upper and lower surfaces of the sound film 1, and the effect of converting the electric signal into the audio signal is more accurate and effective between the plurality of magnetic rings 4 and the ring wires.
In the earphone with two continuous voice coil wires according to the present invention, in a preferred embodiment of the earphone, the magnetic ring 4 is made of a soft magnetic material, and the magnetic ring 4 is connected to a power module, and the magnetic ring 4 is magnetized under the control of the power module. The invention preferably adopts soft magnetic materials to manufacture the magnetic ring 4, so that the magnetic ring has stronger magnetization and demagnetization effects, and the audio signal converted by the earphone has better effect.
In the preferred embodiment of the earphone with two continuous voice coil wires according to the present invention, the central electrical contact 11 is a through hole, and the first voice coil wire and the second voice coil wire are two parts of an integral voice coil wire 2 passing through the through hole. The earphone with the double-layer continuous voice coil wire of the invention as described above preferably has the voice coil wire 2 integrally penetrating and fixing the center electrical contact 11, so as to extend to the first peripheral electrical contact 12 and the second peripheral electrical contact 13, thereby realizing the communication of the loop of the voice coil wire 2, enabling the voice coil wire 2 to be controlled by the power module, and having a more compact and simple structure and a firmer structure.
In the earphone with two continuous voice coil wires according to the present invention, in a preferred embodiment of the earphone, the central electrical contact 11 includes a first electrical contact and a second electrical contact which are isolated from each other and located at two sides of a circle center of the voice diaphragm 1, the first voice coil wire passes through the first electrical contact, the second voice coil wire passes through the second electrical contact, and the first voice coil wire and the second voice coil wire are respectively wound with wire loops in parallel and parallel on two side surfaces of the voice diaphragm 1; the first peripheral electrical contact 12 comprises a first positive electrical contact and a first negative electrical contact, and the second peripheral electrical contact 13 comprises a second positive electrical contact and a second negative electrical contact; two ends of the first voice coil wire are respectively connected with the first positive electric contact and the first negative electric contact on two side surfaces of the voice film 1, and two ends of the second voice coil wire are respectively connected with the second positive electric contact and the second negative electric contact on two side surfaces of the voice film 1. In the earphone with the double-layer continuous voice coil wire, the central electric contact 11 is preferably arranged to comprise two separated electric contacts, so that the first voice coil wire and the second voice coil wire which are separated from each other are respectively wound with wire loops on two side surfaces of the voice film 1, and the wire loops of the two voice coil wires are wound in parallel; meanwhile, each peripheral electric contact positioned on the periphery of the voice diaphragm 1 also comprises a positive pole and a negative pole which are used for being respectively connected with two ends of the first voice coil wire or two ends of the second voice coil wire, so that the loops of the first voice coil wire and the second voice coil wire are mutually independent. Therefore, two independent voice coil wire loop circuits are respectively arranged on two sides of the voice film 1, the structure that the two sides of the voice film 1 are respectively provided with the wire loops wound by the voice coil wires 2 is realized, and the action effect of the voice coil wires is improved.
In the preferred embodiment of the earphone with two continuous voice coil wires according to the present invention, the first positive electrical contact and the first negative electrical contact and the second positive electrical contact and the second negative electrical contact are respectively connected to the power supply module, and the power supply module controls the first peripheral electrical contact 12 and the second peripheral electrical contact 13 to be turned on and off respectively through a control signal on the power signal wire. In the embodiment of the invention, the purpose of selectively and fixedly starting the action of one voice coil wire is realized by controlling the connection and disconnection of the first voice coil wire loop and the second voice coil wire loop through an external control electric signal received by the power supply module, and three different sound effect output effects can be obtained by selectively starting one voice coil wire or simultaneously starting different matching modes of the two voice coil wires. When the loops are wound on the two sides, the distance between the loops wound by the first voice coil wire and the loops wound by the second voice coil wire can be adjusted and designed, so that when only the first voice coil wire loop or the second voice coil wire loop is started, the overall layout of the distance between the position of the loop of the started effective voice coil wire on the voice film 1 and the center of the circle is different, the amplitude-frequency characteristic finally generated by the voice film 1 can be changed by the different distance layouts, and the high-frequency and low-frequency output effects of the sound effect are changed, therefore, the selection of different audio effects of lower frequency, higher frequency and high frequency can be generated by selectively starting the first voice coil wire loop and the second voice coil wire loop or starting the two loops simultaneously.
In the preferred embodiment of the earphone with two continuous voice coil wires according to the present invention, the casing is provided with a control switch, the control switch is connected to the first peripheral electrical contact 12 and the second peripheral electrical contact 13, and the control switch is used for controlling the connection and disconnection of the first peripheral electrical contact 12 and the second peripheral electrical contact 13. The shell of the earphone is provided with the control switch, the control switch is connected with the first peripheral electric contact 12 and the second peripheral electric contact 13, the on-off control of the control switch is realized, and a user can select modes with different audio effects through the control switch.
In the earphone with two continuous voice coil lines according to the present invention, in a preferred embodiment, the control switch is a touch switch, and the touch switch receives a designated touch signal command and controls the first peripheral electrical contact 12 and the second peripheral electrical contact 13 to be turned on and off. In this embodiment, the user may effect mode selection of the audio effect through touch control.
In the preferred embodiment of the earphone with two continuous voice coil lines according to the present invention, the control switch is a voice-controlled switch, the voice-controlled switch connects the first peripheral electrical contact 12 and the second peripheral electrical contact 13, and the voice control receives a specified voice signal command to control the first peripheral electrical contact 12 and the second peripheral electrical contact 13 to be switched on and off. In this embodiment, the user can select the audio mode by means of audio control, and of course, the audio control switch may be a microphone structure integrated with the earphone.
The control of the selection of the audio mode can be realized by arranging a small-sized switch in the earphone power supply module, or signals are sent to the inserted terminal equipment through the earphone power supply signal line, and then the terminal equipment sends effective feedback electric signals to the corresponding loop to realize the starting and stopping of the voice coil loop, so that the control effect is achieved; the related control technology can be adopted in the aspect of signal control connection and disconnection.
In the earphone with two layers of continuous voice coil wires according to the present invention, in the preferred embodiment, a positioning ring 5 is disposed between adjacent magnetic rings 4; the distance positions between the magnetic rings 4 can be fixed more firmly by fixing the positioning rings 5, so that the magnetic rings 4 can work in a preset magnetic field more accurately. Each magnetic ring 4 is arranged corresponding to the wire loop, and the magnetic rings 4 which are respectively opposite to the first voice coil wire or the second voice coil wire are respectively connected and controlled through the corresponding control switches. Preferably, corresponding to the earphone structure capable of selecting the voice coil circuit, the magnetic ring 4 corresponding to the position of the first voice coil wire or the second voice coil wire is also connected with the corresponding control switch circuit, so that the magnetic ring 4 is also started and closed along with the voice coil wire in different audio modes, and the effect change of the whole magnetic field effect is enhanced. Of course, the invention can also separately control the start of the magnetic ring 4 and the start of the voice coil loop, so as to realize more combined designs of different sound effect modes and use more different sound effect requirements.
According to the earphone with the double-layer continuous voice coil wire, the wire rings formed by winding the voice coil wire are ingeniously arranged on the two side surfaces of the voice film, so that the requirement of the earphone on miniaturization and compact structure is met, the size is reduced, the effect of converting an electric signal into an audio signal can be effectively improved, the structure of the earphone is more simplified, more spaces capable of being improved exist in the field of the sound quality of the earphone, and the requirement of the earphone on higher sound quality adjustment can be met.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention. Any equivalent changes and modifications that can be made by one skilled in the art without departing from the spirit and principles of the invention should fall within the protection scope of the invention.
Claims (5)
1. The earphone with the double-layer continuous voice coil wire is characterized by comprising a voice coil module, a power supply module and a shell, wherein the shell comprises a face cover and a rear cover, the voice coil module is fixed in the shell, and the power supply module is connected with a power signal wire of the earphone; the voice coil module comprises a circular voice diaphragm, a magnetic ring and a voice coil wire, wherein the periphery of the voice diaphragm is provided with a clamping ring, and the inner side surfaces of the peripheries of the face cover and the rear cover are respectively contacted and fixed with the upper surface and the lower surface of the clamping ring; the sound film is provided with a central electric contact, a first peripheral electric contact and a second peripheral electric contact; the center electric contact penetrates through two sides of the voice film, the first peripheral electric contact and/or the second peripheral electric contact penetrates through two sides of the voice film, the center electric contact and the first peripheral electric contact are connected on the first side surface of the voice film through a first voice coil wire, the center electric contact and the second peripheral electric contact are connected on the second side surface of the voice film through a second voice coil wire, the first voice coil wire and the second voice coil wire are respectively and continuously wound with a plurality of wire loops with different diameters around the center of the voice film, and the corresponding positions of the wire loops in the same diameter direction are provided with step-over wire portions; the first and second peripheral electrical contacts are connected with a power supply module;
magnetic ring groups are respectively arranged on two sides of the sound film, each magnetic ring group comprises a plurality of magnetic rings which are different in diameter and are arranged concentrically with the corresponding magnetic ring at intervals, the polarity directions of the adjacent magnetic rings are opposite, and the opposite polarities of the two opposite magnetic rings on the two sides of the sound film are the same;
the magnetic ring is made of soft magnetic materials, is connected with the power supply module and is magnetized under the control of the power supply module;
the center electrical contact is a through hole, and the first voice coil wire and the second voice coil wire penetrate through and are fixed on two parts of the voice coil wire of the through hole; the central electric contact comprises a first sub electric contact and a second sub electric contact which are isolated from each other and positioned at two sides of the circle center of the sound film, the first voice coil wire penetrates through the first sub electric contact, the second voice coil wire penetrates through the second sub electric contact, and the first voice coil wire and the second voice coil wire are respectively wound with wire rings in parallel on two side surfaces of the sound film; the first peripheral electrical contact comprises a first positive electrical contact and a first negative electrical contact, and the second peripheral electrical contact comprises a second positive electrical contact and a second negative electrical contact; two ends of the first voice coil wire are respectively connected with the first positive electric contact and the first negative electric contact on two side surfaces of the voice film, and two ends of the second voice coil wire are respectively connected with the second positive electric contact and the second negative electric contact on two side surfaces of the voice film;
the first positive electric contact and the first negative electric contact are respectively connected with the second positive electric contact and the second negative electric contact and are respectively connected with the power supply module, and the power supply module respectively controls the connection and disconnection of the first peripheral electric contact and the second peripheral electric contact through control signals on power supply signal wires.
2. The headset of claim 1 wherein the housing has a control switch disposed thereon, the control switch connecting the first and second peripheral electrical contacts, the control switch controlling the first and second peripheral electrical contacts to be closed and opened.
3. The earphone with the double-layer continuous voice coil wire according to claim 2, wherein the control switch is a touch switch, and the touch switch controls the first and second peripheral electrical contacts to be switched on and off after receiving a specified touch signal command.
4. The headset of claim 2, wherein the control switch is a voice activated switch, the voice activated switch connects the first and second peripheral electrical contacts, and the voice activated switch receives a designated voice signal command to control the first and second peripheral electrical contacts to be turned on and off.
5. The earphone as claimed in claim 3 or 4, wherein a positioning ring is disposed between adjacent magnetic rings; each magnetic ring is arranged corresponding to the wire ring, and the magnetic rings which are respectively opposite to the first voice coil wire and the second voice coil wire are respectively controlled by the corresponding control switches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010084582.1A CN111246335B (en) | 2020-02-10 | 2020-02-10 | Earphone with double-layer continuous voice coil wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010084582.1A CN111246335B (en) | 2020-02-10 | 2020-02-10 | Earphone with double-layer continuous voice coil wire |
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| Publication Number | Publication Date |
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| CN111246335A CN111246335A (en) | 2020-06-05 |
| CN111246335B true CN111246335B (en) | 2021-07-02 |
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| CN202010084582.1A Active CN111246335B (en) | 2020-02-10 | 2020-02-10 | Earphone with double-layer continuous voice coil wire |
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| CN207783130U (en) * | 2018-01-08 | 2018-08-28 | 广东欧珀移动通信有限公司 | Loud speaker and earphone |
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| CN208258059U (en) * | 2018-05-21 | 2018-12-18 | 潍坊帕萨蒂经贸有限公司 | Based on moving-iron type structure and it can realize the device that electroacoustic is converted or acoustic-electric is converted |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN206452540U (en) * | 2016-09-29 | 2017-08-29 | 东莞市瀛通电线有限公司 | A kind of pure electricity of graphene drives loudspeaker |
| CN207978092U (en) * | 2018-04-12 | 2018-10-16 | 深圳市吉瑞德电子科技有限公司 | A kind of novel planar magnetic vibrating diaphragm loudspeaker |
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| CN1512818A (en) * | 2002-12-27 | 2004-07-14 | 松下电器产业株式会社 | Electroacoustic converter and electronic device |
| CN205987331U (en) * | 2016-08-26 | 2017-02-22 | 江雷雨 | Compound movable coil vibrating diaphragm of speaker |
| CN206251328U (en) * | 2016-12-12 | 2017-06-13 | 重庆壹特科技有限公司 | Magnetic film oscillating flat plate loudspeaker |
| CN107124685A (en) * | 2017-06-20 | 2017-09-01 | 维沃移动通信有限公司 | A kind of loudspeaker and electronic equipment |
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| CN207783130U (en) * | 2018-01-08 | 2018-08-28 | 广东欧珀移动通信有限公司 | Loud speaker and earphone |
| CN207978118U (en) * | 2018-03-15 | 2018-10-16 | 捷音特科技股份有限公司 | Planar voice-coil loudspeaker |
| CN208258059U (en) * | 2018-05-21 | 2018-12-18 | 潍坊帕萨蒂经贸有限公司 | Based on moving-iron type structure and it can realize the device that electroacoustic is converted or acoustic-electric is converted |
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| CN111246335A (en) | 2020-06-05 |
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