CN218634279U - Vibration displacement speaker and speaker - Google Patents
Vibration displacement speaker and speaker Download PDFInfo
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- CN218634279U CN218634279U CN202223001721.3U CN202223001721U CN218634279U CN 218634279 U CN218634279 U CN 218634279U CN 202223001721 U CN202223001721 U CN 202223001721U CN 218634279 U CN218634279 U CN 218634279U
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Abstract
The application provides a vibration displacement speaker device and a speaker. The vibration displacement loudspeaking device comprises a diaphragm component and a loudspeaking component; the vibrating diaphragm component comprises a vibrating diaphragm piece and an accommodating box which are connected with each other; the loudspeaker component comprises a loudspeaker voice coil piece and two loudspeaker magnetic pieces which are arranged in the containing box; the loudspeaker voice coil piece comprises a voice coil disc and two voice coil wires, the voice coil disc is respectively connected with the two voice coil wires, and the side edge of the voice coil disc is arranged corresponding to the vibrating diaphragm piece; the two loudspeaker magnetic suction pieces correspond to the two half coils of the voice coil disc respectively, and the directions of the magnetic field lines of the two magnetic fields are opposite. When the voice coil disc is electrified and has overlarge low-frequency displacement, the magnetic field generated by one of the loudspeaker magnetic attraction pieces drives one half circle of the voice coil disc to continuously vibrate, and the other half circle of the voice coil disc enters the magnetic field generated by the loudspeaker magnetic attraction piece, so that the other half circle of the voice coil disc generates an electromagnetic induction force opposite to the vibration, and the vibration amplitude of the voice coil disc is effectively inhibited.
Description
Technical Field
The utility model relates to a speaker technical field especially relates to a vibration displacement speaker and speaker.
Background
Nowadays, music has become a necessity for people's life and is used for filling monotonous life, and existing music players include earphones, mobile phones, sound equipment and the like, and more enter people's life. Music players vary in size and application. With the popularization of mobile phones and the consideration of portability, the micro-speaker gradually enters the visual field of people, and the size of the speaker becomes smaller and smaller, so that the requirement on the speaker of general consumer products is more and more emphasized, and the user experience of improving the tone quality and improving consumers needs to be continuously attentive.
However, the voice coil of the conventional micro speaker is generally large in displacement under a low-frequency working state, and under the condition of large power, the phenomenon of topping and bottoming can occur, flapping noise occurs, and after the phenomenon occurs for many times, the bonding of the dome, the vibrating diaphragm and the voice coil is permanently separated, so that the speaker is functionally disabled.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the weak point among the prior art, provide a vibration displacement speaker and speaker that effectively reduces low frequency displacement.
The purpose of the utility model is realized through the following technical scheme:
a vibration displacement loudspeaker device comprising: a diaphragm assembly and a speaker assembly; the vibration film component comprises a vibration film piece and an accommodating box which are connected with each other, a vibration hole is formed in the accommodating box, and the vibration film piece corresponds to the vibration hole; the loudspeaker component comprises a loudspeaker voice coil piece and two loudspeaker magnetic pieces which are arranged in the containing box; the loudspeaker voice coil piece comprises a voice coil disc and two voice coil wires, the voice coil disc is respectively connected with the two voice coil wires, the two voice coil wires are used for being connected with an audio receiver so as to input annular audio current to the voice coil disc, and the side edge of the voice coil disc is arranged corresponding to the diaphragm piece; keep away from in the direction of diaphragm piece, two the piece is inhaled to speaker magnetism sets gradually, and two the piece is inhaled to speaker magnetism respectively with the two halves circle of voice coil panel corresponds, each the piece is inhaled to speaker magnetism is used for producing and passes the magnetic field of the corresponding half circle of voice coil panel, and two the magnetic field line opposite direction in magnetic field.
In one embodiment, the voice coil disc has a planar spiral disc-shaped structure, the inner ring end of the voice coil disc is connected with one voice coil wire, and the outer ring end of the voice coil disc is connected with the other voice coil wire.
In one embodiment, the voice coil disc includes an upper half voice coil and a lower half voice coil connected to each other, and the two magnetic loudspeaker pieces are respectively disposed corresponding to the upper half voice coil and the lower half voice coil.
In one embodiment, each of the magnetic loudspeaking attraction pieces comprises two loudspeaking magnets arranged oppositely, and the magnetism of the opposite sides of the two loudspeaking magnets is opposite.
In one embodiment, the speaker magnets and the voice coil disk are arranged perpendicular to each other.
In one embodiment, the voice coil disc and the diaphragm member are disposed perpendicular to each other.
In one embodiment, the side edge of the voice coil disc abuts against the diaphragm member.
In one embodiment, the number of the voice coil discs is multiple, and the voice coil discs are arranged in parallel.
In one embodiment, a plurality of the voice coil disks are electrically connected in sequence, and one voice coil wire is connected with one voice coil disk on the corresponding side.
A loudspeaker comprising a vibration displacement loudspeaker device as in any one of the above embodiments.
Compared with the prior art, the utility model discloses at least, following advantage has:
when the voice coil disc is electrified and low-frequency displacement is overlarge, a magnetic field generated by one of the loudspeaker magnetic attraction pieces drives one half circle of the voice coil disc to continuously vibrate, and the other half circle of the voice coil disc enters the magnetic field generated by the loudspeaker magnetic attraction piece, so that the other half circle of the voice coil disc generates electromagnetic induction force opposite to the vibration, the vibration amplitude of the voice coil disc is reduced, the overlarge low-frequency displacement of the voice coil is effectively reduced, and the vibration amplitude of the voice coil disc is effectively inhibited.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on these drawings without inventive efforts.
FIG. 1 is a schematic diagram of a vibro-displacement loudspeaker device in one embodiment;
fig. 2 isbase:Sub>A cross-sectional view of the vibro-displacement loudspeaker device of fig. 1 taken along the directionbase:Sub>A-base:Sub>A;
fig. 3 is a schematic view of a voice coil disk in the vibration displacement speaker device shown in fig. 1.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The utility model relates to a vibration displacement speaker. In one embodiment, the vibration displacement loudspeaking device comprises a diaphragm assembly and a loudspeaking assembly. The vibrating diaphragm component comprises a vibrating diaphragm piece and an accommodating box which are connected with each other, a vibrating hole is formed in the accommodating box, and the vibrating diaphragm piece corresponds to the vibrating hole. The loudspeaker component comprises a loudspeaker voice coil piece and two loudspeaker magnetic pieces, wherein the loudspeaker voice coil piece is arranged in the accommodating box. The loudspeaker voice coil piece comprises a voice coil disc and two voice coil wires. The voice coil disc is respectively connected with the two voice coil wires, the two voice coil wires are used for being connected with an audio sound receiver so as to input annular audio current to the voice coil disc, and the side edge of the voice coil disc corresponds to the vibrating diaphragm piece. In the direction away from the diaphragm piece, the two magnetic loudspeaker pieces are sequentially arranged and respectively correspond to the two half rings of the voice coil disc. Each loudspeaker magnetic suction piece is used for generating a magnetic field passing through a corresponding half coil of the voice coil panel, and the directions of magnetic field lines of the two magnetic fields are opposite. When the voice coil disc is electrified and low-frequency displacement is overlarge, a magnetic field generated by one of the loudspeaker magnetic attraction pieces drives one half circle of the voice coil disc to continuously vibrate, and the other half circle of the voice coil disc enters the magnetic field generated by the loudspeaker magnetic attraction piece, so that the other half circle of the voice coil disc generates electromagnetic induction force opposite to the vibration, the vibration amplitude of the voice coil disc is reduced, the overlarge low-frequency displacement of the voice coil is effectively reduced, and the vibration amplitude of the voice coil disc is effectively inhibited.
Please refer to fig. 1, which is a schematic structural diagram of a vibration displacement speaker according to an embodiment of the present invention.
The vibration displacement loudspeaker device 10 of an embodiment includes a diaphragm assembly 100. The diaphragm assembly 100 includes a diaphragm member 110 and a housing case 120 connected to each other, the housing case 120 is opened with a vibration hole 102, and the diaphragm member 110 corresponds to the vibration hole 102. Referring to fig. 2, the vibrating-displacement speaker device 10 further includes a speaker assembly 200, and the speaker assembly 200 includes a sound-raising ring member 210 and two magnetic speaker sucking members 220 disposed in the accommodating box 120. The voice coil 210 includes a voice coil disc 212 and two voice coil wires 214. The voice coil panel 212 is respectively connected with the two voice coil wires 214, the two voice coil wires 214 are used for being connected with an audio sound receiver so as to input annular audio current to the voice coil panel 212, and the side edge of the voice coil panel 212 is arranged corresponding to the diaphragm element 110. In a direction away from the diaphragm member 110, the two magnetic speaker attachments 220 are sequentially disposed, and the two magnetic speaker attachments 220 respectively correspond to the two half circles of the voice coil panel 212. Each of the magnetic loudspeakers 220 is configured to generate a magnetic field passing through a corresponding half turn of the voice coil panel 212, and the magnetic field lines of the two magnetic fields are opposite in direction.
In this embodiment, when the voice coil disc 212 is powered on and has an excessively large low frequency displacement, a magnetic field generated by one of the magnetic speaker attraction pieces 220 drives one half-turn of the voice coil disc 212 to continuously vibrate, and the other half-turn of the voice coil disc 212 enters the magnetic field generated by the magnetic speaker attraction piece 220, so that the other half-turn of the voice coil disc 212 generates an electromagnetic induction force opposite to the vibration, thereby reducing the vibration amplitude of the voice coil disc 212, effectively reducing the excessively large low frequency displacement of the voice coil, and effectively suppressing the vibration amplitude of the voice coil disc 212.
In one embodiment, referring to fig. 3, the voice coil disc 212 has a planar spiral disc structure, an inner ring end of the voice coil disc 212 is connected to one voice coil wire 214, and an outer ring end of the voice coil disc 212 is connected to the other voice coil wire 214. In this embodiment, the voice coil panel 212 is used for being powered on to form an audio current loop, that is, the voice coil panel 212 is respectively connected to the two voice coil wires 214, and is connected to an audio signal collected by an external audio receiver through the two voice coil wires 214. The voice coil disc 212 is in a shape of a planar spiral disc, the voice coil disc 212 has a structure similar to mosquito-repellent incense, two ends of the voice coil disc 212 are respectively located at the outermost ring and the innermost ring of the voice coil disc 212, and the two voice coil wires 214 are respectively connected with the outermost ring and the innermost ring of the voice coil disc 212, so that a loop current is conveniently formed between the two magnetic loudspeaker elements 220, and an electromagnetic induction force is conveniently generated under the action of a magnetic field.
In one embodiment, referring to fig. 3, the voice coil disc 212 includes an upper half voice coil 2122 and a lower half voice coil 2124 connected to each other, and the two magnetic loudspeaker suction pieces 220 are respectively disposed corresponding to the upper half voice coil 2122 and the lower half voice coil 2124. In this embodiment, the voice coil panel 212 is used for being powered on to form an audio current loop, that is, the voice coil panel 212 is respectively connected to the two voice coil wires 214, and is connected to an audio signal collected by an external audio receiver through the two voice coil wires 214. The voice coil disc 212 is a planar spiral disc, the voice coil disc 212 has a structure similar to a mosquito-repellent incense, and includes an upper half voice coil 2122 and a lower half voice coil 2124 which are connected with each other from top to bottom, the upper half voice coil 2122 and the lower half voice coil 2124 are symmetrically arranged, and the current flowing direction of the upper half voice coil 2122 is opposite to the current flowing direction of the lower half voice coil 2124. In this way, when the two magnetic speaker attachments 220 correspond to each other, the battery-induced forces in the corresponding magnetic fields of the upper half voice coil 2122 and the lower half voice coil 2124 are the same, and the voice coil panel 212 is easily vibrated.
In one embodiment, referring to fig. 2, each of the magnetic speaker attraction members 220 includes two opposing speaker magnets 222, and opposite sides of the two speaker magnets 222 are opposite in magnetic polarity. In this embodiment, two ends of the speaker magnet 222 have opposite magnetism, and two opposite ends of the speaker magnets 222 are opposite to each other, specifically, the two speaker magnets 222 are located on two sides of the voice coil disc 212, and the opposite ends of the two speaker magnets 222 have opposite magnetism, so that the magnetic field generated by the two speaker magnets 222 of each of the speaker magnets 220 mainly passes through the voice coil disc 212 to increase the magnetic flux on the voice coil disc 212. In another embodiment, the magnetic speaker attachment 220 is a U-shaped magnet or a horseshoe-shaped magnet.
Further, the speaker magnets 222 and the voice coil panel 212 are disposed perpendicular to each other. In this embodiment, the two speaker magnets 222 are disposed oppositely, and the two speaker magnets 222 and the voice coil disc 212 are disposed perpendicular to each other, so that the directions of the magnetic fields generated by the two speaker magnets 222 are perpendicular to the voice coil disc 212, and thus the magnetic fields generated by the two speaker magnets 222 all pass through the voice coil disc 212, and further, the magnetic flux of each speaker magnetic element 220 passing through the corresponding half-turn of the voice coil disc 212 is maximized, thereby effectively improving the vibration sensitivity of the voice coil disc 212.
In one embodiment, referring to fig. 2, the voice coil panel 212 and the diaphragm member 110 are disposed perpendicular to each other. In this embodiment, the voice coil panel 212 is used for being powered on to form an audio current loop, that is, the voice coil panel 212 is respectively connected to the two voice coil wires 214, and is connected to an audio signal collected by an external audio receiver through the two voice coil wires 214. The voice coil disc 212 is in the shape of a plane spiral disc, and the voice coil disc 212 has a structure similar to mosquito-repellent incense. The voice coil disc 212 is perpendicular to the diaphragm member 110, i.e. the plane of the voice coil disc 212 is perpendicular to the diaphragm member 110, i.e. the side of the voice coil disc 212 is perpendicular to the diaphragm member 110. After the voice coil panel 212 is powered on, the electromagnetic induction force generated on the voice coil panel will vibrate the surrounding air, so as to vertically vibrate the diaphragm member 110, which is convenient to improve the vibration strength of the voice coil panel 212 to the diaphragm member 110, thereby effectively improving the vibration sensitivity of the diaphragm member 110. In another embodiment, the side of the voice coil plate 212 abuts against the diaphragm member 110, so that the electromagnetic induction force generated on the voice coil plate 212 directly acts on the diaphragm member 110, and the vibration sensitivity of the diaphragm member 110 is further improved.
In one embodiment, referring to fig. 2, the number of the voice coil disc 212 is multiple, and a plurality of the voice coil discs 212 are arranged in parallel. In this embodiment, the voice coil panel 212 is used for being energized to form an audio current loop, that is, the voice coil panel 212 is respectively connected to the two voice coil lines 214, and is connected to an audio signal collected by an external audio receiver through the two voice coil lines 214, the voice coil panel 212 is in a planar spiral disc shape, and the voice coil panel 212 has a structure similar to a mosquito coil. The plurality of voice coil disks 212 are arranged in parallel to each other, so that the plurality of voice coil disks 212 are all perpendicular to the diaphragm member 110, and thus the plurality of voice coil disks 212 vibrate the diaphragm member 110 at the same time, which effectively improves the vibration sensitivity of the diaphragm member 110. In another embodiment, a plurality of voice coil discs 212 are electrically connected to each other in sequence, and a voice coil wire 214 is connected to one voice coil disc 212 on the corresponding side, specifically, a plurality of voice coil discs 212 are arranged side by side, and each voice coil disc 212 is connected to an end of an adjacent voice coil disc 212, for example, an inner ring end of a previous voice coil disc 212 is connected to an outer ring end of a next voice coil disc 212, and two voice coil discs 212 located at the forefront and the last are respectively connected to two voice coil wires 214, so as to realize series connection of the plurality of voice coil discs 212, wherein the voice coil discs 212 are formed by winding a conductive wire with an insulating layer wrapping.
It can be understood that the two magnetic speaker assemblies 220 are used for generating two magnetic fields with opposite magnetic field lines, and the magnetic fields generated by the two magnetic speaker assemblies 220 both act on the voice coil disc 212, that is, one of the magnetic speaker assemblies 220 corresponds to the upper half of the voice coil disc 212, and the other of the magnetic speaker assemblies 220 corresponds to the lower half of the voice coil disc 212. However, due to the size of the voice coil panel 212, the distance between the two magnetic speaker elements 220 is too close, and the magnetic field lines generated by the two magnetic speaker elements 220 are opposite in direction, so that the magnetic field lines do not pass through the voice coil panel 212 when the distance is too close, and thus a magnetic field loop is easily formed.
In order to ensure that the magnetic fields of the two magnetic loudspeaker elements 220 are independent from each other and respectively pass through the corresponding half-turn of the voice coil panel 212, referring to fig. 2, the loudspeaker assembly 200 further includes a magnetic isolation element 230 located in the housing box 120, the magnetic isolation element 230 includes a magnetic isolation frame 232 and a magnetic isolation plate 234 connected to each other, the magnetic isolation frame 232 is connected to the inner wall of the housing box 120, and the magnetic isolation plate 234 is located between the two magnetic loudspeaker elements 220 to isolate the magnetic fields generated by the two magnetic loudspeaker elements 220.
In this embodiment, the magnetic shielding frame 232 serves as a mounting base for the magnetic shielding plate 234, and the magnetic shielding frame 232 fixes the magnetic shielding plate 234 in the storage case 120, so as to improve the mounting stability of the magnetic shielding plate 234 in the storage case 120. The magnetic isolation plate 234 and the magnetic isolation frame 232 are made of weak magnetization materials, so that the magnetic field generated by the two magnetic loudspeaker attraction pieces 220 can be effectively isolated, and the magnetic field interference of the two magnetic loudspeaker attraction pieces 220 when the distance is too close is avoided. One side of magnetic shield 234 is provided with one piece is inhaled to the magnetism of raising one's voice and is inhaled piece 220, the opposite side of magnetic shield 234 is provided with another piece is inhaled to the magnetism of raising one's voice and is inhaled piece 220, magnetic shield 234 is located two piece is inhaled to the magnetism of raising one's voice and is inhaled between the piece 220, makes two the produced magnetic field of piece 220 is inhaled to the magnetism of raising one's voice and separately, thereby makes two the produced magnetic field of piece 220 is inhaled to the magnetism of raising one's voice and is mutually independent, has ensured two the magnetic field of piece 220 is inhaled to the raising one's voice and is passed through the corresponding half-turn of voice coil dish 212. In another embodiment, two sides of the magnetic isolation plate 234 are respectively provided with one loudspeaker magnet 222 of two loudspeaker magnetic parts 220, that is, one loudspeaker magnet 222 of one loudspeaker magnetic part 220 is disposed on one side of the magnetic isolation plate 234, and one loudspeaker magnet 222 of the other loudspeaker magnetic part 220 is disposed on the other side of the magnetic isolation plate 234.
Further, referring to fig. 2, the speaker assembly 200 further includes two magnetic conduction members 240, the two magnetic conduction members 240 are both connected to the magnetic isolation plate 234, the two magnetic conduction members 240 respectively correspond to the two magnetic speaker attraction members 220, and the two magnetic conduction members 240 are both disposed near the middle portion of the voice coil panel 212.
In this embodiment, the magnetic conductive member 240 is a magnetic field line guiding member, and has a function of guiding the magnetic field generated by the magnetic speaker attracting member 220, specifically, the magnetic conductive members 240 are all disposed adjacent to the middle of the voice coil disc 212, so that the magnetic field generated by the magnetic speaker attracting member 220 is guided to the middle of the voice coil disc 212 by the magnetic conductive members 240, the magnetic field generated by the magnetic speaker attracting member 220 deflects to the middle of the voice coil disc 212, and the magnetic field line generated by the magnetic speaker attracting member 220 approaches to the middle of the voice coil disc 212. Thus, when the voice coil disc 212 vibrates excessively at low frequency, one half of the voice coil disc 212 enters the adjacent magnetic field of the other half in advance, so that the reverse electromagnetic induction stress borne by the voice coil disc 212 participates in advance, the voice coil disc 212 is acted by reverse electromagnetic induction force in advance, the vibration amplitude of the voice coil disc 212 is reduced in advance, the vibration amplitude of the voice coil disc 212 is controlled in a controllable amplitude in advance, the vibration of the voice coil disc 212 is controlled in advance, the low-frequency excessive vibration of the voice coil disc 212 is avoided effectively, the time for restraining the excessive vibration of the voice coil disc is prolonged, the low-frequency excessive vibration speed of the voice coil disc is reduced, and the low-frequency excessive vibration of the voice coil disc is restrained as soon as possible. In another embodiment, each of the magnetic conducting members 240 includes two magnetic conducting plates, and each of the magnetic conducting plates corresponds to one of the speaker magnets 222.
Furthermore, the subassembly of raising one's voice still includes two separate magnetism splint, two separate magnetism splint all with separate the magnetism board and be connected, two separate magnetism splint respectively with two a magnetic attraction butt of raising one's voice, just a magnetic attraction of raising one's voice is located two separate between the magnetism splint.
In this embodiment, two it is used for the centre gripping two to separate the magnetism splint piece is inhaled to the speaker, specifically, separate magnetism board and two it is two to separate the common centre gripping of magnetism splint the piece is inhaled to the speaker for the speaker magnetism inhale the piece set up steadily in separate on the magnetism frame. And the material of the magnetic isolation splint is also a weak magnetization material, so that the escape of the magnetic field lines generated by the loudspeaker magnetic attraction piece is effectively reduced, the magnetic field lines generated by the loudspeaker magnetic attraction piece are ensured to completely pass through the voice coil panel, and the vibration sensitivity of the voice coil panel is further improved. In another embodiment, the magnetism isolating splint, the magnetism isolating plate and the magnetism isolating frame are integrally formed.
In another embodiment, the two magnetic-isolation clamp plates are further configured to clamp the magnetic conducting member, and specifically, a magnetic-conducting installation groove is formed between the two magnetic-isolation clamp plates and the loudspeaking magnetic attracting member, and the magnetic conducting member is accommodated in the magnetic-conducting installation groove, so that the magnetic conducting member is conveniently installed on the magnetic-isolation frame.
In another embodiment, the magnetic shield is provided with an installation slot, and a part of the magnetic conducting member is clamped in the installation slot, so as to facilitate installation between the magnetic conducting member and the magnetic shield. Specifically, the installation clamping grooves are formed in the two sides of the magnetic isolation plate, and one magnetic conduction piece is clamped in each installation clamping groove to enable each magnetic conduction piece to be arranged on the magnetic isolation plate, so that each magnetic conduction piece is close to the center of the voice coil disc, a magnetic field is convenient to face the center of the voice coil disc to guide, and therefore electromagnetic induction force for restraining low-frequency excessive vibration of the voice coil disc is convenient to rapidly generate.
In one embodiment, the present application further provides a loudspeaker including the vibration displacement loudspeaker device according to any one of the above embodiments. In this embodiment, the vibration displacement loudspeaking device includes a diaphragm assembly and a loudspeaking assembly. The vibration film component comprises a vibration film piece and an accommodating box which are connected with each other, a vibration hole is formed in the accommodating box, and the vibration film piece corresponds to the vibration hole. The loudspeaker component comprises a loudspeaker voice coil piece and two loudspeaker magnetic pieces, wherein the loudspeaker voice coil piece is arranged in the accommodating box. The loudspeaking voice coil piece comprises a voice coil disc and two voice coil wires. The voice coil disc is respectively connected with the two voice coil wires, the two voice coil wires are used for being connected with an audio sound receiver so as to input annular audio current to the voice coil disc, and the side edge of the voice coil disc corresponds to the vibrating diaphragm piece. In the direction away from the diaphragm piece, the two magnetic loudspeaker pieces are sequentially arranged and respectively correspond to the two half rings of the voice coil disc. Each loudspeaker magnetic suction piece is used for generating a magnetic field penetrating through a corresponding half coil of the voice coil disc, and the directions of magnetic field lines of the two magnetic fields are opposite. When the voice coil disc is electrified and low-frequency displacement is overlarge, a magnetic field generated by one of the loudspeaker magnetic attraction pieces drives one half circle of the voice coil disc to continuously vibrate, and the other half circle of the voice coil disc enters the magnetic field generated by the loudspeaker magnetic attraction piece, so that the other half circle of the voice coil disc generates electromagnetic induction force opposite to the vibration, the vibration amplitude of the voice coil disc is reduced, the overlarge low-frequency displacement of the voice coil is effectively reduced, and the vibration amplitude of the voice coil disc is effectively inhibited.
The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the concept of the present invention, several variations and modifications can be made, which all fall within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. A vibratory displacement loudspeaker device, comprising:
the vibration film component comprises a vibration film piece and an accommodating box which are connected with each other, a vibration hole is formed in the accommodating box, and the vibration film piece corresponds to the vibration hole;
the loudspeaker component comprises a loudspeaker voice coil piece and two loudspeaker magnetic suction pieces, wherein the loudspeaker voice coil piece is arranged in the containing box; the loudspeaker voice coil piece comprises a voice coil disc and two voice coil wires, the voice coil disc is respectively connected with the two voice coil wires, the two voice coil wires are used for being connected with an audio receiver so as to input annular audio current to the voice coil disc, and the side edge of the voice coil disc is arranged corresponding to the diaphragm piece; keep away from in the direction of diaphragm spare, two the piece is inhaled to speaker magnetism sets gradually, and two the piece is inhaled to speaker magnetism respectively with the two halves circle of voice coil dish corresponds, each the piece is inhaled to speaker magnetism is used for producing and passes the magnetic field of the corresponding half circle of voice coil dish, and two the magnetic field line opposite direction in magnetic field.
2. The vibration displacement loudspeaker device according to claim 1, wherein said voice coil disk has a planar spiral disk-like structure, an inner ring end of said voice coil disk being connected to one of said voice coil wires, and an outer ring end of said voice coil disk being connected to the other of said voice coil wires.
3. The vibration displacement loudspeaker device according to claim 1, wherein said voice coil disk comprises an upper half voice coil and a lower half voice coil connected to each other, and two of said loudspeaker magnetic attraction members are respectively disposed corresponding to said upper half voice coil and said lower half voice coil.
4. The vibration displacement loudspeaker device according to claim 1, wherein each of said magnetic loudspeaker members comprises two oppositely disposed loudspeaker magnets, opposite sides of said loudspeaker magnets being oppositely magnetized.
5. The vibration displacement loudspeaker device according to claim 4, wherein said loudspeaker magnets and said voice coil disk are arranged perpendicular to each other.
6. The vibratory displacement loudspeaker device of claim 1 wherein said voice coil disk and said diaphragm member are disposed perpendicular to each other.
7. The vibration displacement loudspeaker device of claim 1, wherein the side edge of the voice coil disk abuts against the diaphragm member.
8. The vibration displacement loudspeaker device according to claim 1, wherein said voice coil disk is plural in number, and plural voice coil disks are arranged in parallel with each other.
9. The vibration displacement loudspeaker device according to claim 8, wherein a plurality of said voice coil disks are electrically connected to each other in sequence, and one said voice coil wire is connected to one said voice coil disk of the corresponding side.
10. A loudspeaker comprising a vibration displacement loudspeaker device according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223001721.3U CN218634279U (en) | 2022-11-10 | 2022-11-10 | Vibration displacement speaker and speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223001721.3U CN218634279U (en) | 2022-11-10 | 2022-11-10 | Vibration displacement speaker and speaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218634279U true CN218634279U (en) | 2023-03-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223001721.3U Active CN218634279U (en) | 2022-11-10 | 2022-11-10 | Vibration displacement speaker and speaker |
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|---|---|
| CN (1) | CN218634279U (en) |
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- 2022-11-10 CN CN202223001721.3U patent/CN218634279U/en active Active
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