CN210629856U - Speaker monomer of embedded sound membrane of high bubble - Google Patents
Speaker monomer of embedded sound membrane of high bubble Download PDFInfo
- Publication number
- CN210629856U CN210629856U CN201922119080.3U CN201922119080U CN210629856U CN 210629856 U CN210629856 U CN 210629856U CN 201922119080 U CN201922119080 U CN 201922119080U CN 210629856 U CN210629856 U CN 210629856U
- Authority
- CN
- China
- Prior art keywords
- bubble
- dome
- cavity
- magnetic steel
- folded
- 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
Images
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
Abstract
The utility model relates to a loudspeaker monomer of high bubble mosaic sound membrane, the cavity of the basin frame is equipped with the magnet steel, the lower side of the basin frame is equipped with the magnetic bowl, the upper side is equipped with the high bubble mosaic sound membrane, the magnet steel is equipped with the polar plate matched with the size, the periphery of the magnet steel is equipped with the round hollow voice coil; the frame body comprises a high-bubble folded ring part, a joint part and a folded part, wherein the high-bubble folded ring part is arranged at the middle position of the high-bubble folded ring part and is provided with a cavity, the joint part is connected with the outer ring of the high-bubble folded ring part, the folded part is connected with the inner ring of the high-bubble folded ring part, the cavity at the middle position of the high-bubble folded ring part is provided with a ball top, the ball top is embedded in the folded part, the ball top is provided with a spherical part which protrudes upwards or downwards to form an arc surface, the ball tops at two sides of the spherical part are also provided with auxiliary spherical parts which protrude; the strength of the top of the ball is improved by about 30-40% compared with the original scheme; the upper and lower amplitudes of the loudspeaker are improved by 0.1-0.15 mm compared with the original scheme; the high-frequency curve of the loudspeaker is smoother than that of the original proposal, and no attenuation condition exists.
Description
Technical Field
The utility model belongs to the technical field of the electroacoustic conversion technique and specifically relates to a speaker monomer of embedded sound membrane of high bubble.
Background
The loudspeaker is also called a loudspeaker, and is a common electroacoustic transducer, which is usually used as a sound source of a sound box, and is the last key of sound reproduction, and the quality of the loudspeaker plays a decisive role in sound reproduction. In recent years, along with the development of sound generating devices in the direction of miniaturization, high sound quality and the like, the thickness of the vibrating diaphragm becomes thinner gradually, which is favorable for improving the sensitivity and damping performance of the vibrating diaphragm, but can cause the overall strength of the vibrating diaphragm to be reduced, for example, the thickness of the flat ball top is reduced, so that the ball top is easy to have the phenomena of weak strength, deformation and the like, and the flatness of the vibrating diaphragm can be reduced, and the acoustic performance of the sound generating device can be influenced finally. In addition, in the process of testing the performance of the diaphragm, if the strength of the dome is weak, the test fails. Therefore, it is very necessary to provide a new type of diaphragm and speaker.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: a speaker unit of a high-bubble mosaic type sound film is provided.
The utility model provides a technical scheme that its technical problem adopted is: a loudspeaker monomer of high-bubble mosaic sound film, including having basin frame and magnetic bowl with cavity pocket, there are magnet steels in the cavity pocket of the basin frame, there are magnetic bowls below the basin frame, there are high-bubble mosaic sound films above it, there are polar plates matched with its size on the magnet steel, there is a hollow voice coil of round in the periphery of the magnet steel;
high bubble inserted sound membrane includes the framework, the framework is including establishing that the intermediate position is the high bubble of cavity and rolling over the portion of ring, connecting in the laminating portion of high bubble book ring portion outer lane and connecting in the high bubble book ring portion of ring portion inner circle of rolling over, and the intermediate position department cavity department of high bubble book ring portion is equipped with the dome, and the dome is inlayed in the book portion of rolling over, be equipped with on the dome and upwards or the spherical surface portion that becomes the cambered surface that bulges downwards, still be equipped with on the dome of spherical surface portion both sides and upwards or the supplementary spherical surface portion that becomes the cambered surface that bulges downwards.
Hollow voice coil loudspeaker voice coil indicates the voice coil loudspeaker voice coil that does not have skeleton and lead silk thread in this application, because the voice coil loudspeaker voice coil does not have skeleton and lead silk thread, lead silk thread not with external circuit connection, the design need not dodge to other parts of event speaker monomer, this makes the free structural design of speaker become simple, the free volume of speaker reduces to can reduce effectively and avoid even bubble cotton sound membrane polarization, the noise is little, sound effect is good.
Furthermore, the difference between the upper and lower amplitudes of the top of the ball and the top of the flat-plate ball is 0.1-0.15 mm.
Furthermore, the top and the face are of an integrated structure.
Furthermore, the section of the high-bubble broken ring part is arc-shaped.
Furthermore, the basin frame and the magnetic bowl are fixed by welding through a soldering lug.
Furthermore, the magnetic steel and the hollow voice coil are coaxially arranged.
Furthermore, the shape of the cross section of the hollow voice coil is the same as that of the magnetic steel or the hollow voice coil.
The utility model has the advantages that: the utility model 1, the total height of the sound film is larger than the adjusting space of the original scheme;
2. the strength of the top of the ball is improved by about 30-40% compared with the original scheme;
3. the upper and lower amplitudes of the loudspeaker are improved by 0.1-0.15 mm compared with the original scheme;
4. the high-frequency curve of the loudspeaker is smoother than that of the original proposal, and no attenuation condition exists.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a front view of the high-bubble mosaic sound film of the present invention;
FIG. 2 is a sectional view taken along the line A-A of the present invention;
fig. 3 is a partial enlarged view of the utility model at a;
fig. 4 is a perspective view of the present invention;
fig. 5 is an exploded view of the present invention;
fig. 6 is a schematic diagram of the frequency response curve before and after optimization.
In the figure: 1. the loudspeaker comprises a high-bubble folding ring part, 2 a fitting part, 3 a pressing folding part, 4 a ball top, 5 a spherical part, 6 an auxiliary spherical part, 7 a high-bubble embedded sound film, 8 a basin frame, 9 a magnetic bowl, 10 magnetic steel, 11 a polar plate, 12 a hollow voice coil and 13 a soldering lug.
Detailed Description
The invention will now be described in further detail with reference to the drawings and preferred embodiments. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
The loudspeaker unit of the high-bubble embedded sound film as shown in fig. 1 to 6 comprises a basin frame 8 with a cavity and a magnetic bowl 9, wherein a magnetic steel 10 is arranged in the cavity of the basin frame 8, the magnetic bowl 9 is arranged below the basin frame 8, the high-bubble embedded sound film 7 is arranged above the magnetic steel 10, a polar plate 11 matched with the magnetic steel in size is arranged on the magnetic steel 10, and a circle of hollow voice coil 12 is arranged on the periphery of the magnetic steel 10;
high bubble mosaic sound membrane 7 includes the framework, the framework is including establishing high bubble ring portion 1 that the intermediate position is the cavity, connecting in laminating portion 2 of high bubble ring portion 1 outer lane and connecting in the folded portion 3 of high bubble ring portion 1 inner circle, and the intermediate position department cavity department of high bubble ring portion 1 is equipped with dome 4, and dome 4 inlays in folded portion 3, be equipped with on dome 4 and upwards or the spherical part 5 that becomes the cambered surface that protrudes downwards, still be equipped with on the dome 4 of spherical part 5 both sides and upwards or protruding the supplementary spherical part 6 that becomes the cambered surface downwards.
The difference between the upper and lower amplitudes of the top dome 4 and the upper and lower amplitudes of the flat top dome is 0.1-0.15 mm.
The dome 4 and the spherical part 5 are integrally formed.
The section of the high-bubble ring-folded part 1 is arc-shaped.
The basin frame 8 and the magnetic bowl 9 are welded and fixed through the welding sheet 13.
The magnetic steel 10 and the hollow voice coil 12 are coaxially arranged.
The cross-sectional shape of the hollow coil 12 is the same as that of the magnetic steel 10 or the hollow coil 12.
In the specific assembly shown in fig. 1 to 3, the sound generating unit as a speaker is first manufactured, the high-bubble embedded sound film 7 must have a thin property,
firstly, the high-bubble mosaic sound film 7 is formed at one time through a casting mould, the formed high-bubble mosaic sound film 7 is inlaid in the folded part 3, then the surface of the dome 4 and the surface of the folded part 3 are coated with adhesive, and the adhesive is thermosetting glue, so that the dome 4 and the frame are prevented from easily shaking when being bonded, the reliability in bonding is ensured, the purpose of placing the dome 4 on the surface of the frame can be achieved, and the dome 4 and the frame are processed to form the finished sound film.
Specifically as shown in fig. 4-5, firstly, the basin frame 8 is connected with the magnetic bowl 9 through the soldering lug 13, the magnetic steel 9 is installed in the cavity of the basin frame 8, the polar plate 11 is placed on the magnetic steel 9, the hollow voice coil 12 is arranged on the periphery of the magnetic steel 9 in a circle, and finally the finished high-bubble embedded sound film 7 is assembled on the basin frame 8 to form a loudspeaker structure, so that the loudspeaker structure is quick and simple to install.
The blue curve a in fig. 6 is the frequency response curve of the speaker adopting the optimized front sound film, the red curve b is the frequency response curve of the speaker adopting the optimized sound film, and as can be seen by comparing the blue curve a with the red curve b, the speaker with the high-bubble mosaic sound film having the spherical surface part 5 and the auxiliary spherical surface part 6 can reduce the peak of the high frequency band such as the 10000Hz frequency band, the frequency response curve of the high frequency band of the speaker is smooth, the sound effect of the high frequency band is improved, and the original sound can be reflected more truly. Usually, the audible frequency range of human ears is 20 Hz-20 KHz, which is divided into three frequency bands of low, middle and high, wherein the low frequency band is 20 Hz-640 Hz, the middle frequency band is 640 Hz-2500 Hz, and the high frequency band is 2500 Hz-20 KHz.
As shown in the red curve of fig. 6, it can be easily seen that the high frequency band of the frequency response curve of the speaker is smoother, so that the auditory effect of the speaker is further improved, and the sound is more real and better heard.
In summary, the total height of the sound film is larger than the adjustment space of the original scheme, and the strength of the dome is improved by about 30-40% compared with the original scheme; the upper and lower amplitudes of the loudspeaker are improved by 0.1-0.15 mm compared with the original scheme; the high-frequency curve of the loudspeaker is smoother than that of the original proposal, and no attenuation condition exists.
While the foregoing is directed to embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow.
Claims (7)
1. A high-bubble mosaic sound film loudspeaker unit comprises a frame (8) with a cavity and a magnetic bowl (9), and is characterized in that: a magnetic steel (10) is arranged in a cavity of the basin frame (8), a magnetic bowl (9) is arranged below the basin frame (8), a high-bubble embedded sound film (7) is arranged above the magnetic steel (8), a polar plate (11) matched with the magnetic steel in size is arranged on the magnetic steel (10), and a circle of hollow voice coil (12) is arranged on the periphery of the magnetic steel (10);
high bubble inserted sound membrane (7) include the framework, the framework is including establishing high bubble hinge portion (1) that intermediate position is the cavity, connecting in laminating portion (2) of high bubble hinge portion (1) outer lane and connecting in fold portion (3) of high bubble hinge portion (1) inner circle, and the intermediate position department cavity department of high bubble hinge portion (1) is equipped with dome (4), and dome (4) are inlayed in fold portion (3), be equipped with sphere portion (5) that upwards or protruding cambered surface downwards on dome (4), still be equipped with on the sphere top (4) of sphere portion (5) both sides and upwards or protruding supplementary sphere portion (6) that become the cambered surface downwards.
2. A speaker unit of a high-bubble mosaic membrane as claimed in claim 1, wherein: the difference between the upper and lower amplitudes of the top dome (4) and the upper and lower amplitudes of the flat top dome is 0.1-0.15 mm.
3. A speaker unit of a high-bubble mosaic membrane as claimed in claim 1, wherein: the top dome (4) and the face dome (5) are of an integrally formed structure.
4. A speaker unit of a high-bubble mosaic membrane as claimed in claim 1, wherein: the section of the high-bubble broken ring part (1) is arc-shaped.
5. A speaker unit of a high-bubble mosaic membrane as claimed in claim 1, wherein: the basin frame (8) and the magnetic bowl (9) are fixed by welding through a welding sheet (13).
6. A speaker unit of a high-bubble mosaic membrane as claimed in claim 1, wherein: the magnetic steel (10) and the hollow voice coil (12) are coaxially arranged.
7. A speaker unit of a high-bubble mosaic membrane as claimed in claim 1, wherein: the cross section of the hollow voice coil (12) is the same as that of the magnetic steel (10) or the hollow voice coil (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922119080.3U CN210629856U (en) | 2019-11-29 | 2019-11-29 | Speaker monomer of embedded sound membrane of high bubble |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922119080.3U CN210629856U (en) | 2019-11-29 | 2019-11-29 | Speaker monomer of embedded sound membrane of high bubble |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210629856U true CN210629856U (en) | 2020-05-26 |
Family
ID=70765768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922119080.3U Active CN210629856U (en) | 2019-11-29 | 2019-11-29 | Speaker monomer of embedded sound membrane of high bubble |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210629856U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110913314A (en) * | 2019-11-29 | 2020-03-24 | 江苏裕成电子有限公司 | High-bubble embedded sound film and loudspeaker |
-
2019
- 2019-11-29 CN CN201922119080.3U patent/CN210629856U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110913314A (en) * | 2019-11-29 | 2020-03-24 | 江苏裕成电子有限公司 | High-bubble embedded sound film and loudspeaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111405428B (en) | Sound production device | |
| CN208638573U (en) | A kind of vibrating diaphragm and the loudspeaker with the vibrating diaphragm | |
| WO2021232458A1 (en) | Speaker | |
| CN210629856U (en) | Speaker monomer of embedded sound membrane of high bubble | |
| CN206350046U (en) | The receiver and mobile phone of electronic product | |
| CN112565987A (en) | Double-sided ultrathin loudspeaker | |
| WO2022067985A1 (en) | Sound producing device | |
| CN208227311U (en) | A kind of double skeleton ultrathin loudspeakers | |
| CN110913314A (en) | High-bubble embedded sound film and loudspeaker | |
| CN208369846U (en) | Centring disk, vibration component and loudspeaker | |
| CN1805621B (en) | Hi-Fi contact piezoelectric microphone structure | |
| JP3208762U (en) | Mobile telephone device and dual frequency handset for use in mobile telephone device | |
| CN212811995U (en) | Sound production device | |
| CN212812015U (en) | Sound production device | |
| CN219919154U (en) | Vibration system of loudspeaker and loudspeaker | |
| JP3985526B2 (en) | Magnetic circuit and speaker using the magnetic circuit | |
| CN201557248U (en) | Ball top vibration film | |
| CN210431858U (en) | Composite sound film loudspeaker monomer | |
| CN206136281U (en) | Miniature sounder | |
| CN207718798U (en) | Piezo buzzer | |
| CN207184807U (en) | A kind of Microspeaker | |
| CN214481239U (en) | Double-side ultrathin loudspeaker | |
| CN210431859U (en) | Novel loudspeaker monomer | |
| KR100443366B1 (en) | Double Side Micro-Speaker Unit | |
| CN212812011U (en) | Sound production device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |