WO2018103310A1 - Diaphragme de haut-parleur en forme de cône et haut-parleur - Google Patents

Diaphragme de haut-parleur en forme de cône et haut-parleur Download PDF

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Publication number
WO2018103310A1
WO2018103310A1 PCT/CN2017/090097 CN2017090097W WO2018103310A1 WO 2018103310 A1 WO2018103310 A1 WO 2018103310A1 CN 2017090097 W CN2017090097 W CN 2017090097W WO 2018103310 A1 WO2018103310 A1 WO 2018103310A1
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WO
WIPO (PCT)
Prior art keywords
cone
folding ring
outer edge
speaker
diaphragm
Prior art date
Application number
PCT/CN2017/090097
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English (en)
Chinese (zh)
Inventor
文章峰
李志�
强寿松
杨健斌
Original Assignee
歌尔丹拿音响有限公司
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Application filed by 歌尔丹拿音响有限公司 filed Critical 歌尔丹拿音响有限公司
Publication of WO2018103310A1 publication Critical patent/WO2018103310A1/fr

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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
    • H04R9/06—Loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/127—Non-planar diaphragms or cones dome-shaped
    • 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
    • H04R2400/00—Loudspeakers
    • H04R2400/11—Aspects regarding the frame of loudspeaker transducers

Definitions

  • the present invention relates to electroacoustic conversion technology, and more particularly to a cone-shaped speaker diaphragm and a speaker.
  • the speaker is also called "horn". It is a common electro-acoustic transducing device. It is usually used as the sound source of the speaker. It is the last level of sound reproduction, and its quality plays a decisive role in the restoration of sound.
  • A-A' is its axial direction, the upper view is a side view, and the lower view is a top view.
  • the washer 400, the magnet 500 and the T-iron 600 cooperate to form a magnetic gap, and constitute a magnetic circuit system fixedly connected to the basin frame 300.
  • the voice coil 100 is suspended in the magnetic gap; the top of the cone-shaped diaphragm is covered with a dust cover 700; the cone-shaped diaphragm, the voice coil 100, the elastic wave 200, and the dust cover 700 are connected by glue bonding or the like. Together, the vibration system that makes up the speaker.
  • the cone-shaped diaphragm is formed by bonding the cone 1 and the folding ring 2, and an opening is arranged in the middle of the cone 1.
  • the folding ring 2 is annular, and the folding ring 2 includes a connecting portion 21 and a folding ring body 22 in order from the inside to the outside.
  • the outer edge 23 of the folding ring, the outer edge 23 of the folding ring is connected with the basin frame 300, and the connecting portion 21 is fixedly connected to the upper surface of the outer edge of the cone 1.
  • the inner edge of the cone 1 is fixedly connected with the voice coil 100.
  • 16-17 is a schematic diagram of a frequency response curve of a cone-type speaker, wherein curve a is a frequency response curve of a cone-type speaker in the prior art.
  • curve a is a frequency response curve of a cone-type speaker in the prior art.
  • the cone in the prior art The high-frequency resonance peak appears in the frequency range of 1000hz to 10000hz. This type of peak will greatly affect the sound quality of the speaker. The concert in this part is particularly harsh.
  • a cone-shaped speaker diaphragm comprising a cone and a folding ring, wherein the folding ring is annular; the folding ring comprises, in order from the inside to the outside, a connecting portion and a folding ring body. And an outer edge of the folding ring; the connecting portion includes an annular structure on the outer side and at least one additional structure on the inner side; the connecting portion of the folding ring is fixedly coupled to the upper surface of the outer edge of the cone.
  • the folding ring is an integrally formed structure.
  • the annular structure and the additional structure have the same thickness.
  • the additional structure is plural and is evenly distributed.
  • the additional structure is curved, and the outer arc of the additional structure is connected to the inner arc of the annular structure.
  • a cone-shaped speaker diaphragm comprising a cone and a folding ring, wherein the folding ring is annular; the folding ring comprises, in order from the inside to the outside, a connecting portion and a folding ring body. And the outer edge of the folding ring; the cone includes a cone body and at least one additional structure; the connecting portion of the folding ring is fixedly coupled to the upper surface of the outer edge of the cone body; the additional structure is a sheet The upper surface thereof is in contact with the lower surface of the outer edge of the cone body.
  • the cone is an integrally formed structure.
  • the additional structure is plural and is evenly distributed.
  • the additional structure is curved, and the outer arc of the additional structure coincides with the curvature of the outer edge of the cone body.
  • a speaker having a cone-shaped speaker diaphragm according to any of the preceding claims.
  • the additional structure is one, and the additional structure is located on a side opposite to the lead of the voice coil.
  • the cone-type speaker diaphragm provided by the present invention can improve the sound quality of the speaker.
  • FIG. 1 is a schematic structural view of a prior art cone-type speaker.
  • FIG. 2 is a schematic structural view of a cone-type speaker according to a first embodiment of the present invention.
  • FIG 3 is a schematic structural view of a cone-type speaker provided by a second embodiment of the present invention.
  • FIG. 4 is a schematic structural view of a cone type speaker provided by a third embodiment of the present invention.
  • FIG. 5 is a schematic structural view of a cone type speaker according to a fourth embodiment of the present invention.
  • FIG. 6 is a schematic structural view of a cone-type speaker according to a fifth embodiment of the present invention.
  • FIG. 7 is a schematic structural view of a cone-type speaker according to a sixth embodiment of the present invention.
  • Figure 8 is a partially enlarged schematic view showing a sixth embodiment of the present invention.
  • FIG. 9 is a schematic structural view of a cone-type speaker according to a seventh embodiment of the present invention.
  • FIG. 10 is a schematic structural view of a cone-type speaker according to an eighth embodiment of the present invention.
  • Figure 11 is a partially enlarged schematic view showing an eighth embodiment of the present invention.
  • FIG. 12 is a schematic structural view of a cone-type speaker according to a ninth embodiment of the present invention.
  • FIG. 13 is a schematic structural view of a cone-type speaker according to a tenth embodiment of the present invention.
  • FIG. 14 is a schematic structural view of a cone-type speaker according to an eleventh embodiment of the present invention.
  • Figure 15 is a block diagram showing the structure of a cone-type speaker according to a twelfth embodiment of the present invention.
  • Figure 16-17 is a schematic diagram of the frequency response curve of a cone-type speaker.
  • the cone-shaped speaker diaphragm comprises a cone 1 and a folding ring 2, and an opening is provided in the middle of the cone 1 and the folding ring 2 is annular.
  • the folding ring 2 includes a connecting portion 21, a folding ring main body 22, and a folded outer edge 23 in order from the inside to the outside.
  • the connecting portion 21 of the folding ring 2 includes an annular structure 211 on the outer side and two additional structures 212 on the inner side.
  • the connecting portion 21 of the folding ring 2 can be fixedly coupled to the upper surface of the outer edge of the cone 1 by bonding or the like.
  • the outer edge 23 of the folding ring 2 is connected to the basin frame.
  • the cone-shaped speaker diaphragm comprises a cone 1 and a folding ring 2, and an opening is provided in the middle of the cone 1 and the folding ring 2 is annular.
  • the folding ring 2 includes a connecting portion 21, a folding ring main body 22, and a folded outer edge 23 in order from the inside to the outside.
  • the connecting portion 21 of the folding ring 2 includes an annular structure 211 on the outer side and three additional structures 212 on the inner side.
  • the connecting portion 21 of the folding ring 2 can be fixedly coupled to the upper surface of the outer edge of the cone 1 by bonding or the like.
  • the outer edge 23 of the folding ring 2 is connected to the basin frame.
  • the cone-shaped speaker diaphragm comprises a cone 1 and a folding ring 2, and an opening is provided in the middle of the cone 1 and the folding ring 2 is annular.
  • the folding ring 2 includes a connecting portion 21, a folding ring main body 22, and a folded outer edge 23 in order from the inside to the outside.
  • the connecting portion 21 of the folding ring 2 includes an annular structure 211 on the outer side and four additional structures 212 on the inner side.
  • the connecting portion 21 of the folding ring 2 can be fixedly coupled to the upper surface of the outer edge of the cone 1 by bonding or the like.
  • the outer edge 23 of the folding ring 2 is connected to the basin frame.
  • the first to third embodiments provide an additional structure 212 at a plurality of positions of the connecting portion 21 of the folding ring 2, the additional structure 212 increasing the structural strength of the outer edge of the cone 1 at this position, and the outer edge of the cone 1 is attached
  • the vibration displacement at the structure 212 is significantly different from the other positions of the outer edge of the cone 1, changing the resonance state of the outer edge of the cone 1 at a specific frequency, as shown in Fig. 16, due to the destruction of the cone 1
  • the ring resonance at the edge causes the high-frequency resonance peak of the speaker to be suppressed (frequency response curve b) or even lower (frequency response curve c) than conventional designs.
  • FIG. 5 is a schematic structural view of a cone-shaped speaker diaphragm and a speaker according to a fourth embodiment of the present invention.
  • the structure of the fourth embodiment is somewhat similar to that of the first embodiment, the main difference being that, in the fourth embodiment, one of the additional structures 212 is relatively close to the center of the cone 1 and the other additional structure 212 is away from the cone 1. The center is relatively far away.
  • the lead of the voice coil is connected to the voice coil lead take-up device 800.
  • the additional structure 212 is designed in conjunction with the voice coil lead so that the mass of the additional structure 212 that is closer to the center of the cone is greater than the center of the cone.
  • the additional structure 212 of the additional structure 212 is located near the center of the cone of the voice coil and is located on the side opposite the lead of the voice coil.
  • the additional structure 212 is relatively far from the center of the cone and has a relatively small mass. It is located on the lead side of the voice coil to improve the imbalance of the speaker vibration system caused by the lead of the voice coil and solder, glue, etc., thereby improving the nonlinearity of the speaker vibration system and reducing the distortion of the speaker.
  • the connecting portion includes an annular structure 211 on the outer side and at least two additional structures 212 on the inner side, wherein at least one of the additional structure 212 and at least one of the other additional structures 212 is at a distance from the center of the cone different.
  • the additional structure 212 may be three, wherein at least one additional structure 212 is different from the distance of at least one of the other additional structures 212 from the center of the cone, wherein the two additional structures 212 are located at the lead with the voice coil.
  • another additional structure 212 is located on one side of the voice coil lead.
  • FIG. 6 is a schematic structural view of a cone-shaped speaker diaphragm and a speaker according to a fifth embodiment of the present invention.
  • the structure of the fifth embodiment is somewhat similar to that of the first embodiment, the main difference being that, in the fifth embodiment, the connecting portion 21 of the folding ring 2 includes an annular structure 211 located on the outer side and an additional structure 212 located on the inner side.
  • the fifth embodiment provides an additional structure 212 at a position of the connecting portion 21 of the folding ring 2, the additional structure 212 increasing the structural strength of the outer edge of the cone 1 at this position, the outer edge of the cone 1 at the additional structure 212
  • the vibration displacement is significantly different from the other positions of the outer edge of the cone 1, changing the resonance state at the outer edge of the cone 1 at a specific frequency, as shown in Fig. 17, due to the destruction of the ring at the outer edge of the cone 1
  • Resonance makes the high-frequency resonance peak of the speaker a certain degree of suppression (frequency response curve d) compared to the conventional design.
  • the additional structure 212 can be designed in conjunction with the lead of the voice coil 100, the lead 101 of the voice coil 100 being connected to the voice coil lead take-up device 800, the additional structure 212 being located on the side opposite the lead 101 of the voice coil 100 for improving the voice coil
  • FIG. 7 is a schematic structural view of a cone-shaped speaker diaphragm and a speaker according to a sixth embodiment of the present invention
  • FIG. 8 is a partially enlarged schematic view of FIG. 7.
  • the structure of the sixth embodiment is similar to that of the fifth embodiment, except that in the sixth embodiment, a protruding structure 301 is provided at a specific position of the basin frame 300, and the outer edge 23 of the folding ring 1 is at a specific position.
  • the recessed structure 231 is matched with the protruding structure 301, and the positioning of the diaphragm on the basin frame is realized by the cooperation between the two, thereby solving the existing speaker structure, and the diaphragm can be at any angle on the basin frame. The problem of turning.
  • a recessed structure may be provided at a specific position of the basin frame 300.
  • the outer edge 23 of the folding ring 1 is provided with a protruding structure at a specific position to cooperate with the concave structure, and two can also be realized. The cooperation of the person to achieve the positioning of the diaphragm on the basin frame.
  • the additional structure 212 needs to be located on the side opposite to the lead of the voice coil, it is necessary to position the diaphragm when the diaphragm is mounted such that the position of the additional structure 212 is aligned with the voice coil.
  • the opposite side of the lead, so the above recessed/protruding structure also facilitates the mounting of the speaker diaphragm.
  • FIG. 9 is a schematic structural view of a cone-shaped speaker diaphragm and a speaker according to a seventh embodiment of the present invention.
  • the structure of the seventh embodiment is similar to that of the sixth embodiment, the difference being mainly that, in the sixth embodiment, the position of the recess/projection structure is located directly opposite the lead of the voice coil, in the seventh embodiment In the example, the recessed/projected structure can be located at other locations.
  • FIG. 10 is a schematic structural view of a speaker according to an eighth embodiment of the present invention.
  • FIG. 11 is a partially enlarged schematic view of FIG.
  • the structure of the eighth embodiment is similar to that of the fifth embodiment. The difference is mainly that the frame 300 is provided with a positioning post 302.
  • the outer edge 23 of the folding ring is provided with a positioning hole 232 that cooperates with the positioning post 302.
  • the positioning post 302 passes through the positioning. Hole 232 is positioned to position the diaphragm.
  • the outer edge of the diaphragm is fixed on the support system, the outer edge of the diaphragm is provided with a recessed structure, and the support system is provided with a protruding structure that cooperates with the recessed structure of the diaphragm to position the diaphragm;
  • the support system includes a basin frame, an outer edge of the diaphragm is fixed to an upper surface of the basin frame, and the basin frame is provided with the protruding structure that cooperates with the concave structure of the diaphragm;
  • the recessed structure of the diaphragm has a recessed direction toward the center of the diaphragm.
  • the outer edge of the diaphragm is fixed on the support system, the outer edge of the diaphragm is provided with a protruding structure, and the support system is provided with a recessed structure that cooperates with the protruding structure of the diaphragm to position the diaphragm;
  • the support system includes a basin frame, an outer edge of the diaphragm is fixed to an upper surface of the basin frame, and the basin frame is provided with the recessed structure that cooperates with the protruding structure of the diaphragm;
  • the protruding direction of the protruding structure of the diaphragm faces away from the center of the diaphragm.
  • the outer edge of the diaphragm is fixed on the support system, the outer edge of the diaphragm is provided with a positioning post, and the support system is provided with a positioning hole or a positioning groove that cooperates with the positioning post, and the positioning post passes through the positioning hole or wears Positioning the positioning groove to position the diaphragm;
  • the support system includes a basin frame, an outer edge of the diaphragm is fixed to an upper surface of the basin frame, and the basin frame is provided with the Positioning holes or positioning grooves that match the positioning post.
  • the folding ring 2 in the first to eighth embodiments may be an integrally formed structure.
  • the thickness of the annular structure 211 and the additional structure 212 may be the same, and the connecting portion 21 may have a uniform thickness.
  • the additional structure 212 can be curved, with the outer arc of the additional structure 212 being connected to the inner arc of the annular structure 211.
  • the main difference between the first to eighth embodiments is the distribution and number of additional structures 212.
  • the number of the additional structures 212 may be one or plural.
  • the distribution of the additional structures 212 may be a symmetric distribution or an asymmetric distribution.
  • the additional structure 212 can also be evenly distributed.
  • the size, mass, area, and shape of the additional structure 212 may be the same or different.
  • the distance from the additional structure 212 to the center of the cone may be the same or different.
  • Additional structure 212 can be further Steps are combined with voice coil leads to design to maximize the balance of speaker vibration.
  • FIG. 12 is a schematic structural view of a cone-shaped speaker diaphragm and a speaker according to a ninth embodiment of the present invention.
  • the cone-shaped speaker diaphragm includes a cone 1 and a folding ring 2. An opening is provided in the middle of the cone 1 and the folding ring 2 is annular.
  • the folding ring 2 includes a connecting portion 21, a folding ring main body 22, and a folded outer edge 23 in order from the inside to the outside.
  • the cone 1 comprises a cone body 11 and two additional structures 12.
  • the connecting portion 21 of the folding ring 2 is fixedly coupled to the upper surface of the outer edge of the cone body 11.
  • the additional structure 12 of the cone 1 is in the form of a sheet, and the upper surface of the additional structure 12 is in contact with the lower surface of the outer edge of the cone body 11.
  • the outer edge 23 of the folding ring 2 is connected to the basin frame.
  • FIG. 13 is a schematic structural view of a cone-shaped speaker diaphragm and a speaker according to a tenth embodiment of the present invention.
  • the cone-shaped speaker diaphragm includes a cone 1 and a folding ring 2. An opening is provided in the middle of the cone 1 and the folding ring 2 is annular.
  • the folding ring 2 includes a connecting portion 21, a folding ring main body 22, and a folded outer edge 23 in order from the inside to the outside.
  • the cone 1 comprises a cone body 11 and three additional structures 12.
  • the connecting portion 21 of the folding ring 2 is fixedly coupled to the upper surface of the outer edge of the cone body 11.
  • the additional structure 12 of the cone 1 is in the form of a sheet, and the upper surface of the additional structure 12 is in contact with the lower surface of the outer edge of the cone body 11.
  • the outer edge 23 of the folding ring 2 is connected to the basin frame.
  • FIG. 14 is a schematic structural view of a cone-shaped speaker diaphragm and a speaker according to an eleventh embodiment of the present invention.
  • the cone-shaped speaker diaphragm includes a cone 1 and a folding ring 2. An opening is provided in the middle of the cone 1 and the folding ring 2 is annular.
  • the folding ring 2 includes a connecting portion 21, a folding ring main body 22, and a folded outer edge 23 in order from the inside to the outside.
  • the cone 1 comprises a cone body 11 and four additional structures 12.
  • the connecting portion 21 of the folding ring 2 is fixedly coupled to the upper surface of the outer edge of the cone body 11.
  • the additional structure 12 of the cone 1 is in the form of a sheet, and the upper surface of the additional structure 12 is in contact with the lower surface of the outer edge of the cone body 11.
  • the outer edge 23 of the folding ring 2 is connected to the basin frame.
  • the ninth to eleventh embodiments provide an additional structure 12 at a plurality of positions of the outer edge of the cone 1 which increases the thickness of the outer edge of the cone 1 at this position, enhancing the outer edge of the cone 1
  • the structural strength of the position, the outer edge of the cone 1 is significantly displaced at the additional structure 12 Unlike the other positions of the outer edge of the cone 1, the resonance state at the outer edge of the cone 1 at a specific frequency is changed, as shown in Fig. 16, due to the destruction of the ring resonance at the outer edge of the cone 1,
  • the high-frequency resonance peak of the speaker is suppressed (frequency response curve b) or even lower (frequency response curve c) than conventional design.
  • Figure 15 is a schematic view showing the structure of a cone-shaped speaker diaphragm and a speaker according to a twelfth embodiment of the present invention.
  • the structures of the twelfth embodiment and the ninth embodiment are somewhat similar, the main difference being that in the twelfth embodiment, the cone 1 includes the cone body 11 and an additional structure 12.
  • the twelfth embodiment provides an additional structure 12 at a position of the outer edge of the cone 1 which increases the thickness of the outer edge of the cone 1 at this position, enhancing the structure of the outer edge of the cone 1 at this position Intensity, the vibrational displacement of the outer edge of the cone 1 at the additional structure 12 is significantly different from the other positions of the outer edge of the cone 1, changing the resonance state of the outer edge of the cone 1 at a specific frequency, see FIG. It is shown that the high frequency resonance peak of the speaker is suppressed to some extent (frequency response curve d) compared to the conventional design due to the destruction of the ring resonance at the outer edge of the cone 1.
  • the additional structure 12 can be designed in conjunction with the lead of the voice coil 100, the lead 101 of the voice coil 100 being connected to the voice coil lead take-up device 800, the additional structure 12 being located on the side opposite the lead 101 of the voice coil 100 for improving the voice coil
  • a protruding structure 301 is disposed at a specific position of the basin frame 300.
  • the outer edge 23 of the folding ring 1 is provided with a concave structure 231 at a specific position to cooperate with the protruding structure 301, and the cooperation between the two is realized.
  • the positioning of the diaphragm on the basin frame solves the problem that the diaphragm in the existing speaker structure can be rotated at any angle on the basin frame.
  • a recessed structure may be provided at a specific position of the basin frame 300.
  • the outer edge 23 of the folding ring 1 is provided with a protruding structure at a specific position to cooperate with the concave structure, and two can also be realized. The cooperation of the person to achieve the positioning of the diaphragm on the basin frame.
  • the additional structure 12 needs to be located on the side opposite to the lead of the voice coil, it is necessary to position the diaphragm when the diaphragm is mounted so that the position and alignment of the additional structure 12 are aligned.
  • the opposite side of the lead of the circle, so the above recessed/protruding structure is also convenient for Yang Installation of the sounder diaphragm.
  • the cone 1 in the ninth to twelfth embodiments may be an integrally formed structure.
  • the additional structure 12 of the cone 1 can be curved.
  • the outer arc of the additional structure 12 coincides with the arc of the outer edge of the cone body 11.
  • the main difference of the ninth to twelfth embodiments is the distribution and number of additional structures 12.
  • the number of the additional structures 12 may be one or plural.
  • the distribution of the additional structures 12 may be a symmetric distribution or an asymmetric distribution.
  • the additional structure 12 can also be evenly distributed.
  • the size, mass, area, and shape of the additional structure 12 may be the same or different.
  • the distance from the additional structure 12 to the center of the cone may be the same or different.
  • the additional structure 12 can be further designed in conjunction with voice coil leads to maximize the balance of speaker vibration.
  • the cone 1 comprises a cone body 11 and at least two additional structures 12, wherein at least one additional structure 12 differs from at least one of the other additional structures 12 by a distance from the center of the cone.
  • the additional structure 12 may be three, wherein at least one additional structure 12 is different from at least one of the other additional structures 12 from the center of the cone, wherein the two additional structures 12 are located at the lead with the voice coil. On the opposite side, another additional structure 12 is located on one side of the voice coil lead.
  • the cone 1 comprises a cone body 11 and two additional structures 12, wherein one additional structure 12 is relatively close to the center of the cone 1 and the other additional structure 12 is relatively close to the center of the cone 1
  • the additional structure 12 can be further designed in conjunction with voice coil leads such that the mass of the additional structure 12 that is closer to the center of the cone is greater than the mass of the additional structure 12 that is relatively far from the center of the cone, which is closer to the center of the cone
  • the additional structure 12 having a relatively large mass is located on the side opposite to the lead of the voice coil, and the additional structure 12 which is far away from the center of the cone and has a relatively small mass is located on the lead side of the voice coil for improving the voice coil.
  • Unbalanced speaker vibration system caused by leads and solder, glue, etc., thereby improving the nonlinearity of the speaker vibration system and reducing the distortion of the speaker.
  • the cone-shaped speaker diaphragm provided by the invention consists of a folding ring and a cone, which is reinforced or weakened at one or more positions of the folding ring, or is enhanced or weakened at one or more positions of the cone, thereby changing
  • the state of stress at the outer edge of the cone changes the outer edge of the cone
  • the resonance state at a specific frequency causes the high-frequency resonance peak of the speaker to be suppressed to some extent compared with the conventional design.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)

Abstract

La présente invention concerne un diaphragme de haut-parleur en forme de cône et un haut-parleur. Le diaphragme de haut-parleur en forme de cône comprend un cône et un anneau de pliage, l'anneau de pliage étant annulaire, et l'anneau de pliage comprenant, dans l'ordre de l'intérieur vers l'extérieur : une partie de liaison, un corps principal d'anneau de pliage et un bord extérieur d'anneau de pliage, la partie de liaison comprenant une structure annulaire qui est située sur un côté extérieur et au moins une structure supplémentaire qui est située sur un côté intérieur, et la partie de liaison de l'anneau de pliage étant reliée de manière fixe à une surface supérieure d'un bord externe du cône. Le diaphragme de haut-parleur de la présente invention peut améliorer la qualité sonore du haut-parleur.
PCT/CN2017/090097 2016-12-05 2017-06-26 Diaphragme de haut-parleur en forme de cône et haut-parleur WO2018103310A1 (fr)

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CN201611105361.8 2016-12-05
CN201611105361.8A CN106507255A (zh) 2016-12-05 2016-12-05 锥盆式的扬声器膜片和扬声器

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CN106507255A (zh) * 2016-12-05 2017-03-15 歌尔丹拿音响有限公司 锥盆式的扬声器膜片和扬声器

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4100992A (en) * 1974-08-12 1978-07-18 Weber Louis Rehde Loudspeaker
JPH09135491A (ja) * 1995-11-08 1997-05-20 Sharp Corp 電気音響変換器
CN203661279U (zh) * 2014-01-21 2014-06-18 吉林市航盛宏宇电子有限公司 一种折环上具有凸点的扬声器用音盆
CN203675307U (zh) * 2013-11-22 2014-06-25 广州市番禺区广扬电声厂 用于扬声器的纸盆
CN106507255A (zh) * 2016-12-05 2017-03-15 歌尔丹拿音响有限公司 锥盆式的扬声器膜片和扬声器
CN106507256A (zh) * 2016-12-05 2017-03-15 歌尔丹拿音响有限公司 锥盆式的扬声器膜片和扬声器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005223807A (ja) * 2004-02-09 2005-08-18 Pioneer Electronic Corp 振動板、その製造方法、および、スピーカ装置
CN101494812B (zh) * 2008-01-23 2012-07-18 宋行智 消减振膜振波的喇叭
CN201307925Y (zh) * 2008-11-07 2009-09-09 瑞声声学科技(常州)有限公司 振膜及应用该振膜的扬声器
CN103220603A (zh) * 2012-09-06 2013-07-24 苏州上声电子有限公司 扬声器、用于扬声器的振动膜片及其加工方法与装置
CN203813950U (zh) * 2014-05-15 2014-09-03 苏州上声电子有限公司 一种振动膜片
CN203840515U (zh) * 2014-05-28 2014-09-17 吉林航盛电子有限公司 一种带有凹凸筋的扬声器用音盆及车载扬声器
CN205356666U (zh) * 2016-02-25 2016-06-29 吉林航盛电子有限公司 一种扬声器用音盆及扬声器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4100992A (en) * 1974-08-12 1978-07-18 Weber Louis Rehde Loudspeaker
JPH09135491A (ja) * 1995-11-08 1997-05-20 Sharp Corp 電気音響変換器
CN203675307U (zh) * 2013-11-22 2014-06-25 广州市番禺区广扬电声厂 用于扬声器的纸盆
CN203661279U (zh) * 2014-01-21 2014-06-18 吉林市航盛宏宇电子有限公司 一种折环上具有凸点的扬声器用音盆
CN106507255A (zh) * 2016-12-05 2017-03-15 歌尔丹拿音响有限公司 锥盆式的扬声器膜片和扬声器
CN106507256A (zh) * 2016-12-05 2017-03-15 歌尔丹拿音响有限公司 锥盆式的扬声器膜片和扬声器

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