CN212876110U - Magnetic ring micro loudspeaker - Google Patents
Magnetic ring micro loudspeaker Download PDFInfo
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- CN212876110U CN212876110U CN202021900383.5U CN202021900383U CN212876110U CN 212876110 U CN212876110 U CN 212876110U CN 202021900383 U CN202021900383 U CN 202021900383U CN 212876110 U CN212876110 U CN 212876110U
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Abstract
The utility model provides a miniature loudspeaker of ring magnetism, relates to speaker technical field, includes from last vibrating diaphragm, voice coil loudspeaker voice coil, ring magnetic system, support and the magnetism cover that down sets gradually, be equipped with installation space in the support, ring magnetic system sets up in installation space, ring magnetic system includes pastes the main magnet of establishing on the magnetism cover, pastes and establishes the main magnificent department at main magnet top still includes the parcel in the annular magnet of main magnet outside, and the parcel in the annular magnificent department outside the main magnificent department, annular magnet, annular magnificent department and be formed with the ring channel that is used for holding the voice coil loudspeaker voice coil between main magnet, the main magnificent department, the utility model discloses a design mode of ring magnetism parcel main magnet increases magnetic circuit's magnetic induction intensity, promotes the SPL of speaker, has strengthened magnetic density simultaneously, has increased the sense of listening, can appropriate reduction cost of manufacture, and (5) optimizing the process.
Description
Technical Field
The utility model relates to a speaker technical field, concretely relates to miniature loudspeaker of ring magnetism.
Background
The loudspeaker is a transducer for converting an electric signal into an acoustic signal, and the quality of the loudspeaker has great influence on the sound quality. The loudspeaker is the weakest component in the sound equipment, and is the most important component for sound effect; portable electronic devices such as portable mobile communication terminal devices, notebook computers, and MP3 players are each provided with a micro speaker module that converts an electric signal into an audio signal.
The mode that four little side magnetism and 1 main magnet combine is adopted to current product, and the side magnetism does not have complete parcel main magnet, and the magnetic source leaks in the air through specific magnetic circuit, and the phenomenon of magnetic leakage appears, produces the influence to the acoustic pressure of speaker, and the speaker is complicated in the manufacturing process in addition, and the preparation that appears the lot nature is bad easily, and production efficiency is low, increases the cost of manufacture.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the magnetic source of the speaker among the prior art and reveal in the air through specific magnetic circuit, the phenomenon of magnetic leakage appears, and the acoustic pressure to the speaker produces the influence, and the speaker is complicated in the manufacturing process technology in addition, appears the preparation of wholeness bad easily, and production efficiency is low, increases the technical defect of cost of manufacture.
For solving the technical problem, the utility model discloses the technical scheme who adopts does:
the utility model provides a miniature loudspeaker of ring magnetism, includes from last vibrating diaphragm, voice coil loudspeaker voice coil, ring magnetic system, support and the magnetism cover that down sets gradually, be equipped with installation space in the support, ring magnetic system sets up in the installation space, ring magnetic system establishes including pasting main magnet on the magnetism cover, paste and establish the main magnificent department at main magnet top still is in including the parcel the annular magnet in the main magnet outside, and the parcel is in the annular magnificent department in the main magnificent department outside, annular magnet, annular magnificent department with be formed with between main magnet, the main magnificent department and be used for holding the ring channel of voice coil loudspeaker voice coil.
Further, the annular magnet and the annular washer are arranged at the same height as the main magnet and the main washer in the installation state.
Furthermore, the installation space is a rectangular structure which penetrates through the installation space from top to bottom, chamfers are arranged at four corners of the installation space, clamping blocks are symmetrically arranged at four corners of the installation space, notches corresponding to the clamping blocks are arranged at four corners of the annular magnet, the annular magnet is tightly attached to the inner wall of the bracket and the inner wall of the clamping blocks to form limiting fixation in the installation state, and the upper surface of the annular magnet is arranged at the same height as the upper surface of the clamping blocks.
Furthermore, an annular clamping strip is arranged above the clamping block of the bracket, and the annular washer is tightly attached to the inner wall of the clamping strip in an installation state to form limiting fixation.
Furthermore, the top four corners of the support are provided with limiting blocks, and the limiting blocks limit the diaphragm.
Furthermore, voice coil wire outlet grooves are symmetrically formed in the top of one side of the support.
Furthermore, a plurality of air holes are symmetrically formed in the magnetic cover and communicated with the annular groove.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model provides a miniature loudspeaker of ring magnetism, it is through setting up vibrating diaphragm, voice coil loudspeaker voice coil, ring magnetic system, support and magnetic shield, wherein, establishes for pasting through setting up ring magnetic system main magnet on the magnetic shield pastes and establishes the main magnificent department at main magnet top still is in including the parcel the annular magnet in the main magnet outside, and the parcel is in the annular magnificent department in the main magnificent department outside increases magnetic circuit's magnetic induction intensity through the design of ring magnetic parcel main magnet, promotes to some extent to the SPL of speaker, has strengthened magnetic density simultaneously, has increased the listening sensation, can suitable reduction cost of manufacture, optimizes technology.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a perspective view of the present invention;
fig. 2 is a schematic view of the three-dimensional explosion structure of the present invention;
FIG. 3 is a sectional view taken along line A-A of FIG. 1;
fig. 4 is a schematic structural view of the hidden diaphragm of the present invention;
fig. 5 is a schematic view of the local explosion structure of the present invention;
fig. 6 is a schematic structural view of the bracket of the present invention.
In the figure: 1. the voice coil loudspeaker comprises a diaphragm, 2 voice coils, 3 annular washers, 4 annular magnets, 5 main washers, 6 main magnets, 7 brackets, 71 installation spaces, 72 clamping blocks, 73 clamping strips, 74 voice coil wire outlet grooves, 75 limiting blocks and 8 magnetic covers.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1-6, a miniature loudspeaker of ring magnetism, include from last vibrating diaphragm 1, voice coil loudspeaker voice coil 2, ring magnetism system, support 7 and the magnetism cover 8 that down sets gradually, be equipped with installation space 71 in the support 7, the ring magnetism system sets up in the installation space 71, the ring magnetism system is established including pasting main magnet 6 on the magnetism cover 8, paste and establish the main china department 5 at 6 tops of main magnet, still including the parcel is in the annular magnet 4 in the 6 outsides of main magnet, and the parcel is in the annular china department 3 in the 5 outsides of main china department, annular magnet 4, annular china department 3 with be formed with between main magnet 6, the main china department 5 and be used for holding the ring channel of voice coil loudspeaker voice coil 2.
The utility model provides a miniature loudspeaker of ring magnetism, it is through setting up vibrating diaphragm, voice coil loudspeaker voice coil, ring magnetic system, support and magnetic shield, wherein, establishes for pasting through setting up ring magnetic system main magnet on the magnetic shield pastes and establishes the main magnificent department at main magnet top still is in including the parcel the annular magnet in the main magnet outside, and the parcel is in the annular magnificent department in the main magnificent department outside increases magnetic circuit's magnetic induction intensity through the design of ring magnetic parcel main magnet, promotes to some extent to the SPL of speaker, has strengthened magnetic density simultaneously, has increased the listening sensation, can suitable reduction cost of manufacture, optimizes technology.
Specifically, as shown in the figure, the annular magnet 4 and the annular washer 3 are arranged at the same height as the main magnet 6 and the main washer 5 in the installation state.
Specifically, as shown in the figure, the installation space 71 is a rectangular structure which penetrates through the installation space from top to bottom, four corners of the installation space are provided with chamfers, four corners of the installation space are symmetrically provided with clamping blocks 72, four corners of the annular magnet 4 are provided with notches corresponding to the clamping blocks 72, the annular magnet 4 is tightly attached to the inner wall of the bracket 7 and the inner wall of the clamping blocks 72 to form limiting fixation in an installation state, and the upper surface of the annular magnet 4 is arranged at the same height as the upper surface of the clamping blocks 72. An annular clamping strip 73 is arranged above the clamping block 72 of the bracket 7, and the annular washer 3 is tightly attached to the inner wall of the clamping strip 73 in the installation state to form limiting fixation. The combination of the ring-shaped magnet 4 and the ring-shaped washer 3 with the bracket 7 is firmer by arranging the fixture block 72 and the fixture strip 73.
Specifically, as shown in the figure, the top four corners of the bracket 7 are provided with limit blocks 75, and the limit blocks 75 limit the diaphragm 1.
Specifically, as shown in the figure, voice coil wire outlet grooves 74 are symmetrically formed in the top of one side of the bracket 7.
Specifically, as shown in the figure, a plurality of air holes are symmetrically arranged on the magnetic cover 8, and the air holes are communicated with the annular groove.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a miniature loudspeaker of ring magnetism which characterized in that: including last vibrating diaphragm (1), voice coil loudspeaker voice coil (2), ring magnetic system, support (7) and the magnetism cover (8) that down set gradually, be equipped with installation space (71) in support (7), ring magnetic system sets up in installation space (71), ring magnetic system establishes including pasting main magnet (6) on the magnetism cover (8), paste and establish main magnet (6) top main china department (5), still including the parcel is in annular magnet (4) in main magnet (6) outside, and the parcel is in annular china department (3) in main china department (5) outside, annular magnet (4), annular china department (3) with be formed with between main magnet (6), the main china department (5) and be used for holding the ring channel of voice coil loudspeaker voice coil (2).
2. The ring magnet micro-speaker of claim 1, wherein: the annular magnet (4) and the annular washer (3) are arranged at the same height as the main magnet (6) and the main washer (5) in the installation state.
3. The ring magnet micro-speaker of claim 2, wherein: the mounting space (71) is of a rectangular structure which penetrates through the mounting space from top to bottom, four corners of the mounting space are provided with chamfers, clamping blocks (72) are symmetrically arranged at four corners of the mounting space, notches corresponding to the clamping blocks (72) are arranged at four corners of the annular magnet (4), the annular magnet (4) is tightly attached to the inner wall of the bracket (7) and the inner wall of the clamping blocks (72) to form limiting fixation in the mounting state, and the upper surface of the annular magnet (4) is arranged to be equal to the upper surface of the clamping blocks (72) in height.
4. The ring magnet micro-speaker of claim 3, wherein: an annular clamping strip (73) is arranged above the clamping block (72) of the support (7), and the annular washer (3) is tightly attached to the inner wall of the clamping strip (73) in the installation state to form limiting fixation.
5. The ring magnet micro-speaker of claim 4, wherein: the top four corners department of support (7) is equipped with stopper (75), stopper (75) are right vibrating diaphragm (1) forms spacingly.
6. The ring magnet micro-speaker of claim 5, wherein: voice coil wire outlet grooves (74) are symmetrically formed in the top of one side of the support (7).
7. The ring magnet micro-speaker of claim 1, wherein: a plurality of air holes are symmetrically arranged on the magnetic cover (8), and the air holes are communicated with the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021900383.5U CN212876110U (en) | 2020-09-03 | 2020-09-03 | Magnetic ring micro loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021900383.5U CN212876110U (en) | 2020-09-03 | 2020-09-03 | Magnetic ring micro loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212876110U true CN212876110U (en) | 2021-04-02 |
Family
ID=75193946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021900383.5U Active CN212876110U (en) | 2020-09-03 | 2020-09-03 | Magnetic ring micro loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212876110U (en) |
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2020
- 2020-09-03 CN CN202021900383.5U patent/CN212876110U/en active Active
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