CN212628359U - Aluminum strip earphone magnetic circuit structure - Google Patents
Aluminum strip earphone magnetic circuit structure Download PDFInfo
- Publication number
- CN212628359U CN212628359U CN202021834123.2U CN202021834123U CN212628359U CN 212628359 U CN212628359 U CN 212628359U CN 202021834123 U CN202021834123 U CN 202021834123U CN 212628359 U CN212628359 U CN 212628359U
- Authority
- CN
- China
- Prior art keywords
- magnet
- fixed
- fixing
- plate
- side plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 10
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
- 230000035945 sensitivity Effects 0.000 abstract description 5
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model relates to the technical field of earphones, in particular to an aluminum strip earphone magnetic circuit structure, which comprises a front fixed panel, a rear fixed plate, a first fixed side plate, a second fixed side plate, a first magnet, a second magnet, a third magnet, a fourth magnet and two fixed plates, wherein the front fixed panel and the rear fixed plate are arranged in parallel, the first fixed side plate and the second fixed side plate are vertically and symmetrically arranged between the front fixed panel and the rear fixed plate, the two fixed plates are arranged on the rear fixed plate on the same water surface, the first magnet and the third magnet are respectively and symmetrically arranged on the inner side walls of the first fixed side plate and the second fixed side plate, and the second magnet and the fourth magnet are respectively and symmetrically arranged on the inner side walls of the rear fixed plate and the front fixed panel, the vibration amplitude of the vibrating diaphragm always works in a balanced magnetic field, so that the unit distortion is small, and the sensitivity is improved.
Description
Technical Field
The utility model belongs to the technical field of the earphone technique and specifically relates to an aluminium strip earphone magnetic circuit structure is related to.
Background
Earphones are one of the most common audio output devices, and the working principle of the earphones is that an electric signal output by a player is converted into an audio signal through a sound production unit in an earphone shell of the earphones so as to be acquired by a user, according to different sounding mechanisms of the sounding unit, the device can be divided into a moving coil type, a moving iron type, an electrostatic type and other forms, the moving coil earphone is one of the most common earphone types, and the principle of the moving coil earphone is that a magnetic circuit structure is arranged in a sound generating unit, a permanent magnet is arranged in the magnetic circuit structure, the permanent magnet and the magnetic circuit structure are matched to form a magnetic field of the earphone, a coil is arranged in the magnetic field of the earphone, a vibrating diaphragm connected with the coil is arranged at the upper end of the magnetic circuit structure, the coil is connected with the player after being led out from the earphone through an earphone wire, after the player sends an electric signal, the signal passes through the magnetic line of force of coil cutting earphone magnetic field to drive the vibrating diaphragm and vibrate the sound together.
The sound quality of the earphone is one of the important indexes for measuring the earphone level and is one of the most main factors influencing the price of the earphone, and therefore, the earphone magnetic field formed by the permanent magnet and the magnetic circuit structure in the earphone sounding unit can greatly influence the sound quality of the earphone, so that unit distortion is large, and the sensitivity is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an aluminium strip earphone magnetic circuit structure to the earphone magnetic field that comprises permanent magnet and magnetic circuit structure can cause great influence to the tone quality of earphone among the solution prior art among the earphone sound producing unit, leads to the unit distortion big, the technical problem of sensitivity reduction.
The utility model provides an aluminium strip earphone magnetic circuit structure, including preceding fixed panel, after-fixing board, first fixed curb plate, the fixed curb plate of second, first magnet, second magnet, third magnet, fourth magnet and two fixed plates, preceding fixed panel and after-fixing board parallel arrangement just preceding fixed panel's area is greater than the area of after-fixing board, the vertical symmetry of first fixed curb plate and the fixed curb plate of second sets up in the middle of preceding fixed panel and after-fixing board, just the one end demountable installation of the fixed curb plate of first fixed curb plate and second is in the preceding fixed panel, the other end of the fixed curb plate of first fixed curb plate and second is installed on the after-fixing board, two the fixed plate is same surface of water and sets up on the after-fixing board and the top card of two fixed plates is established in the preceding fixed panel, first magnet and third magnet symmetry respectively are installed on the inside wall of the fixed curb plate of first fixed curb plate and second and the card is established on the side of two fixed plates On the wall, the second magnet and the fourth magnet are symmetrically arranged on the inner side walls of the rear fixing plate and the front fixing panel respectively and are clamped on the side walls of the two fixing plates.
Furthermore, the front fixing panel is made of carbon fiber.
Further, the first fixed side plate is a PCB.
Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a make the U type mould with first magnet and third magnet, can increase the magnetic field intensity at magnet edge, rethread second magnet and fourth magnet are arranged with the same magnetic pole to push away formula structure reinforcing magnetic field, make the vibrating diaphragm amplitude work in an equilibrium magnetic field all the time, make the unit distortion little, sensitivity promotes.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a three-dimensional exploded view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
reference numerals:
the front fixing panel 1, the rear fixing plate 2, the first fixing side plate 3, the second fixing side plate 4, the first magnet 5, the second magnet 6, the third magnet 7, the fourth magnet 8 and the fixing plate 9.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention.
The components of the embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1 to 2, the embodiment of the present invention provides an aluminum earphone magnetic circuit structure, including a front fixing panel 1, a rear fixing panel 2, a first fixing side plate 3, a second fixing side plate 4, a first magnet 5, a second magnet 6, a third magnet 7, a fourth magnet 8 and two fixing plates 9, wherein the front fixing panel 1 and the rear fixing panel 2 are arranged in parallel, the area of the front fixing panel 1 is larger than that of the rear fixing panel 2, the first fixing side plate 3 and the second fixing side plate 4 are vertically and symmetrically arranged between the front fixing panel 1 and the rear fixing panel 2, one end of the first fixing side plate 3 and one end of the second fixing side plate 4 are detachably mounted on the front fixing panel 1, the other end of the first fixing side plate 3 and the other end of the second fixing side plate 4 are mounted on the rear fixing panel 2, the two fixing plates 9 are arranged on the rear fixing panel 2 at the same water level, and the top ends of the two fixing plates 9 are clamped in the front fixing panel 1, first magnet 5 and third magnet 7 are respectively the symmetry and install on the inside wall of first fixed curb plate 3 and the fixed curb plate 4 of second and the card is established on the lateral wall of two fixed plates 9, second magnet 6 and fourth magnet 8 are respectively the symmetry and install on the inside wall of back fixed plate 2 and preceding fixed panel 1 and the card is established on the lateral wall of two fixed plates 9.
Specifically, the front fixing panel 1 is made of carbon fiber.
Specifically, the first fixed side plate 3 is a PCB.
The utility model discloses a make first magnet 5 and third magnet 7 into the U type mould, can increase the magnetic field intensity at magnet edge, rethread second magnet 6 and fourth magnet 8 are arranged with the same magnetic pole to push away formula structure reinforcing magnetic field, make the vibrating diaphragm amplitude work in an equilibrium magnetic field all the time, make the unit distortion little, sensitivity promotes.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (3)
1. An aluminum strip earphone magnetic circuit structure is characterized by comprising a front fixing panel (1), a rear fixing panel (2), a first fixing side plate (3), a second fixing side plate (4), a first magnet (5), a second magnet (6), a third magnet (7), a fourth magnet (8) and two fixing plates (9), wherein the front fixing panel (1) and the rear fixing panel (2) are arranged in parallel, the area of the front fixing panel (1) is larger than that of the rear fixing plate (2), the first fixing side plate (3) and the second fixing side plate (4) are vertically and symmetrically arranged between the front fixing panel (1) and the rear fixing plate (2), one end of the first fixing side plate (3) and one end of the second fixing side plate (4) are detachably arranged on the front fixing panel (1), the other end of the first fixing side plate (3) and the other end of the second fixing side plate (4) are arranged on the rear fixing plate (2), two fixed plate (9) are same surface of water and set up on after-fixing board (2) and the top card of two fixed plate (9) is established in fixed panel (1) in the front, first magnet (5) and third magnet (7) symmetry respectively are installed on the inside wall of first fixed curb plate (3) and second fixed curb plate (4) and are blocked and establish on the lateral wall of two fixed plate (9), second magnet (6) and fourth magnet (8) symmetry respectively are installed on the inside wall of after-fixing board (2) and preceding fixed panel (1) and are blocked and establish on the lateral wall of two fixed plate (9).
2. The aluminum strip earphone magnetic circuit structure of claim 1, wherein: the front fixing panel (1) is made of carbon fiber.
3. The aluminum strip earphone magnetic circuit structure of claim 1, wherein: the first fixed side plate (3) is a PCB.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021834123.2U CN212628359U (en) | 2020-08-27 | 2020-08-27 | Aluminum strip earphone magnetic circuit structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021834123.2U CN212628359U (en) | 2020-08-27 | 2020-08-27 | Aluminum strip earphone magnetic circuit structure |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212628359U true CN212628359U (en) | 2021-02-26 |
Family
ID=74704813
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202021834123.2U Active CN212628359U (en) | 2020-08-27 | 2020-08-27 | Aluminum strip earphone magnetic circuit structure |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN212628359U (en) |
-
2020
- 2020-08-27 CN CN202021834123.2U patent/CN212628359U/en active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN111182426A (en) | Bone conduction speaker and compound speaker | |
CN111405431B (en) | Sound production device and loudspeaker box thereof | |
CN210781334U (en) | Speaker and audio equipment | |
CN112929801B (en) | Speaker and electronic apparatus | |
CN202435605U (en) | Sounder | |
CN113660590A (en) | Sound production device for electronic device and electronic device | |
CN212628359U (en) | Aluminum strip earphone magnetic circuit structure | |
CN218830621U (en) | Multifunctional sounding device | |
CN114222229A (en) | Electret loudspeaker | |
CN215453259U (en) | Sound production device for electronic device and electronic device | |
CN212519423U (en) | Sound horn with shock-absorbing function | |
CN214101769U (en) | Vibration system, sound production device and electronic equipment | |
CN114866921A (en) | Sound production device and audio equipment | |
CN114466288A (en) | Speaker and electronic apparatus | |
CN211406274U (en) | Bone conduction speaker and compound speaker | |
CN210093520U (en) | Loudspeaker box | |
CN113660589A (en) | Sound production device for electronic device and electronic device | |
CN111246349A (en) | Sound generating device single body, sound generating device module and electronic terminal | |
CN216291431U (en) | Super high-sound loudspeaker | |
CN216795271U (en) | Electret loudspeaker | |
CN216437480U (en) | Ultra-thin loudspeaker | |
CN219287711U (en) | High sensitivity loudspeaker | |
CN210694347U (en) | Loudspeaker with novel magnetic field structure | |
CN215818598U (en) | Internal and external double magnetic horn | |
CN218830616U (en) | Sound production unit and electronic equipment |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 516000, No. 1 Shuiqing Road, Shuikou Street, Huicheng District, Huizhou City, Guangdong Province, United East U Valley 4 # 01 Patentee after: Huizhou jiashengde Electronic Co.,Ltd. Country or region after: China Address before: 516000 5th floor, building a, 169 Xikeng Industrial Zone, Huihuan street, Zhongkai high tech Zone, Huizhou City, Guangdong Province Patentee before: Huizhou jiashengde Electronic Co.,Ltd. Country or region before: China |
|
CP03 | Change of name, title or address |