CN221381177U - Coaxial linear loudspeaker structure - Google Patents
Coaxial linear loudspeaker structure Download PDFInfo
- Publication number
- CN221381177U CN221381177U CN202323175457.XU CN202323175457U CN221381177U CN 221381177 U CN221381177 U CN 221381177U CN 202323175457 U CN202323175457 U CN 202323175457U CN 221381177 U CN221381177 U CN 221381177U
- Authority
- CN
- China
- Prior art keywords
- small
- groove
- periphery
- voice coil
- coaxial
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 14
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 238000003475 lamination Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 4
- 239000012528 membrane Substances 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Abstract
The utility model discloses a coaxial linear horn structure which comprises a support, a high-pitch part and a low-pitch part, wherein a first groove is formed in the middle of the support, a second groove is further formed in the periphery of the first groove, the high-pitch part comprises a small magnet arranged at the axis position of the first groove and a small voice coil distributed on the periphery of the small magnet, the low-pitch part comprises a large magnet arranged on the periphery of the small voice coil and a large voice coil distributed on the periphery of the large magnet, a damper is arranged at the position of the support on the periphery wall of the second groove, the small voice coil and the large voice coil are arranged at the position of the lower wall of the damper, a small diaphragm and a ring diaphragm are respectively arranged on the upper wall of the damper, the small diaphragm and the high-pitch part enclose Gao Yinqiang, and the ring diaphragm and the low-pitch part enclose a low-pitch cavity. The bass part and the treble part adopt the same-plane coaxial design, so that the coaxial loudspeaker can be as thin as possible, the effect of the coaxial loudspeaker can be achieved, and the structural thickness of one loudspeaker is not exceeded; the coaxial horn has the performance advantages of the conventional coaxial horn, and simultaneously has the ultra-thin thickness of a single horn.
Description
Technical Field
The utility model relates to the field of horns, in particular to a coaxial linear horn structure.
Background
Coaxial horns, i.e. one with a high pitch and one with a low pitch, are provided. That is, two speakers are installed on the same axis and are respectively responsible for reproducing high-pitched and medium-pitched and low-pitched sounds. The two loudspeakers are also coincident on the diaphragm surface, and the physical positioning of the loudspeakers is close to a point sound source, so that the sound field positioning of the played back music is ideal.
However, the conventional coaxial horn has the following problems: 1. the thickness is large, so that the installation applicability is limited; 2. the appearance aesthetic quality is poor, so that the coaxial loudspeaker generally adopts the shell to cover the whole coaxial loudspeaker, and correspondingly, the tone quality of the coaxial loudspeaker is affected.
Disclosure of utility model
The utility model mainly aims to provide a coaxial linear horn structure, which aims to ensure that the coaxial horn can be as thin as possible, the effect of the coaxial horn can be achieved, and the structure thickness of one horn is not exceeded.
In order to achieve the above object, the present utility model provides a coaxial linear horn structure, comprising:
The device comprises a bracket, wherein a first groove is formed in the middle of the bracket, and a second groove is formed in the periphery of the first groove;
The high-pitch part comprises a small magnet arranged at the axis position of the first groove and small voice coils distributed on the periphery of the small magnet;
A bass portion including a large magnet provided on an outer periphery of the small voice coil and a large voice coil distributed on the outer periphery of the large magnet;
The flick wave is arranged at the position of the bracket, which is positioned on the outer peripheral wall of the second groove, the small voice coil and the large voice coil are arranged at the position of the lower wall of the flick wave, the upper wall of the flick wave is respectively provided with a small diaphragm and a ring diaphragm,
The small diaphragm and the high-pitched part enclose Gao Yinqiang,
The annular diaphragm, the bass portion and the second groove enclose a bass chamber.
In the practical design, the high-pitched part and the low-pitched part are arranged in the first groove through the bracket (and the small magnet, the small voice coil, the large magnet and the large voice coil are distributed along the axis at intervals), and meanwhile, the small voice coil and the large voice coil are designed at the same position through the elastic wave as a connecting structure; the high-pitch area and the low-pitch area are divided by the elastic wave, the thickness of the opposite coaxial loudspeaker is smaller, the vibration balance and the audio distortion of the loudspeaker are effectively optimized by the elastic wave, and the independent sounding of the small diaphragm and the annular diaphragm is ensured; the bass part and the treble part adopt the same-plane coaxial design (the same plane is realized through the bracket), so that the coaxial loudspeaker can be as thin as possible, the effect of the coaxial loudspeaker can be achieved, and the structural thickness of one loudspeaker is not exceeded; the coaxial horn has the performance advantages of the conventional coaxial horn, and simultaneously has the ultra-thin thickness of a single horn.
Drawings
FIG. 1 is a perspective view of the present utility model in a cross-sectional state;
FIG. 2 is a cross-sectional view of the present utility model;
FIG. 3 is a partial exploded view of the present utility model;
FIG. 4 is a perspective view of a partial structure of the present utility model in a sectional state;
FIG. 5 is a schematic perspective view of the present utility model;
FIG. 6 is an acoustic SPL test table;
fig. 7 is a THD test table.
1 Is a bracket, 11 is a first groove, 12 is a second groove, 2 is a high-pitch part, 20 is a high-pitch cavity, 21 is a small magnet, 22 is a small voice coil, 23 is a small diaphragm, 3 is a low-pitch part, 30 is a low-pitch cavity, 31 is a large magnet, 32 is a large voice coil, 33 is a ring diaphragm, 41 is a small washer, 42 is a large washer, 421 is a base, 422 is a support, 5 is a lamination area, 6 is a spring wave, 61 is a first deformation part, 62 is a second deformation part, 63 is a third deformation part, 64 is a first annular part, 65 is a second annular part, 66 is a third annular part, 67 is a fourth annular part, 7 is U-iron, 71 is a step part, and 8 is a hole site.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
It should be noted that, in the embodiment of the present utility model, directional indications (such as up, down, left, right, front, rear, top, bottom, inner, outer, vertical, lateral, longitudinal, counterclockwise, clockwise, circumferential, radial, axial are included herein), the directional indications are merely used to explain a relative positional relationship between components, a movement condition, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first" or "second" etc. in the embodiments of the present utility model, the description of "first" or "second" etc. is only for descriptive purposes, and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.
As shown in fig. 1 to 5, a coaxial linear horn structure includes:
The bracket 1 is characterized in that a first groove 11 is formed in the middle of the bracket 1, and a second groove 12 is formed in the periphery of the first groove 11;
A high-pitched part 2, wherein the high-pitched part 2 comprises a small magnet 21 arranged at the axial center position of the first groove 11 and small voice coils 22 distributed on the periphery of the small magnet 21;
A bass portion 3, wherein the bass portion 3 includes a large magnet 31 provided on the outer periphery of the small voice coil 22 and large voice coils 32 distributed on the outer periphery of the large magnet 31;
A damper 6, wherein the damper 6 is arranged at the position of the bracket 1 positioned on the outer peripheral wall of the second groove 12, the small voice coil 22 and the large voice coil 32 are arranged at the position of the lower wall of the damper 6, the upper wall of the damper 6 is respectively provided with a small diaphragm 23 and a ring diaphragm 33,
The small diaphragm 23 and the treble part 2 enclose a treble cavity 20,
The annular diaphragm 33 encloses the bass chamber 30 with the bass portion 3.
In practical design, the high-pitched part 2 and the low-pitched part 3 are arranged in the first groove 11 through the bracket 1 (and the small magnet 21, the small voice coil 22, the large magnet 31 and the large voice coil 32 are distributed along the axis at intervals), and meanwhile, the small voice coil 22 and the large voice coil 32 are designed at the same position through the elastic wave 6 as a connecting structure; the high-pitch area and the low-pitch area are divided by the elastic wave 6, the thickness of the opposite coaxial loudspeaker is smaller, the elastic wave 6 effectively optimizes the vibration balance and the audio distortion of the loudspeaker, and the independent sounding of the small diaphragm 23 and the annular diaphragm 33 is ensured; namely, the bass part 3 and the treble part 2 adopt the same-plane coaxial design (the same plane is realized through the bracket 1), so that the coaxial loudspeaker is as thin as possible, the effect of the coaxial loudspeaker can be achieved, and the structural thickness of one loudspeaker is not exceeded; the coaxial horn has the performance advantages of the conventional coaxial horn, and simultaneously has the ultra-thin thickness of a single horn.
In the embodiment of the present utility model, the small magnet 21 and the large magnet 31 have the same height; the small voice coil 22 and the large voice coil 32 have the same height, wherein the magnet and the voice coil (i.e. the coil) are electrically changed, so as to drive the elastic wave 6 to change, thereby realizing the resonance of the diaphragm; the advantage of the same height is the stability of the assembly and of the vibrations, although in a specific design the relative height can also be adjusted according to the requirements of high or low frequencies.
Specifically, the upper wall of the small magnet 21 is provided with a small washer 41, and the upper wall of the large magnet 31 is provided with a large washer 42, wherein the washer is a common name of a spring washer, and is also called a washer in the horn field; a magnetic circuit is typically formed with the T-iron and the magnet, forming a magnetic gap to provide a uniform magnetic field required for voice coil motion.
The thickness and the width of the voice coil determine the size of the bass distortion of the loudspeaker, if no fluctuation means exists, no uniform magnetic field exists, the loudspeaker has no higher sensitivity and lower distortion, and the loudspeaker sound is not good.
In the embodiment of the present utility model, the big washer 42 includes a base 421 and a support 422 extending upward from the middle of the base 421, the support 422 is attached to the elastic wave 6, the width of the support 422 is smaller than the diameter of the base 421, and according to the audio requirements of high frequency and low frequency, the support 422 and the elastic wave 6 are matched, so that not only the segmentation of high frequency and low frequency is realized, but also the resonance is reduced; effectively guaranteeing the vibration balance of the loudspeaker.
Specifically, the outer periphery of the small membrane sheet 23 and the inner periphery of the annular membrane sheet 33 are laminated on each other and enclose a lamination area 5, and the lamination area 5 is disposed opposite to the support 422.
More specifically, the elastic wave 6 includes a first deformation region 61, a second deformation region 62, and a third deformation region 63; the inner periphery of the first deformation zone is provided with a first annular part 64 of a closed loop, a second annular part 65 of the closed loop is arranged between the first deformation zone and the second deformation zone, the outer periphery of the second deformation zone and the outer periphery of the third deformation zone are provided with a third annular part of the closed loop, and the outer periphery of the third deformation zone is provided with a fourth annular part 67, so that relative audio vibration is realized, and vibration of the vibrating diaphragm is driven.
In the embodiment of the present utility model, the lamination area 5 and the support 1 are respectively disposed on the upper wall and the lower wall of the second annular portion 65, that is, the relative independence of the high-pitch cavity 20 and the low-pitch cavity 30 is ensured, and the resonance of the two sound cavities is avoided.
Specifically, the bracket 1 includes a U-shaped iron 7, the middle part of the bracket 1 is provided with a step part 71, the upper end of the U-shaped iron is mounted on the step part, and the U-shaped iron and the bracket 1 enclose the first groove 11.
In the embodiment of the present utility model, the second groove 12 is provided with a plurality of hole sites 8 spaced apart from each other, so as to suppress resonance.
The following table is a comparison table of 318 artificial ears/126 mV test data for the product and the existing product:
Wherein RD is a test group of the application;
Fig. 6 is an acoustic SPL: compared with the horn of the apple earphone, the loudspeaker of the apple earphone has obvious advantages in low, medium and high frequencies, and compared with the horn of the Sony earphone, the loudspeaker of the apple earphone has relatively low high frequency and is to be optimized.
Fig. 7 is THD: substantially all can satisfy within 1 point.
The tone quality sound is thick and full, and has a stereoscopic impression; the low-frequency loudness is high in performance and the bandwidth is wider.
The foregoing description is only of the preferred embodiments of the present utility model, and is not intended to limit the scope of the utility model, but rather, the equivalent structural changes made by the description of the present utility model and the accompanying drawings or the direct/indirect application in other related technical fields are included in the scope of the utility model.
Claims (10)
1. A coaxial linear horn structure comprising:
The device comprises a bracket, wherein a first groove is formed in the middle of the bracket, and a second groove is formed in the periphery of the first groove;
The first groove is provided with a high-pitched part and a low-pitched part,
The high-pitch part comprises a small magnet arranged at the axial center of the first groove and small voice coils distributed on the periphery of the small magnet;
The bass part comprises a large magnet arranged on the periphery of the small voice coil and large voice coils distributed on the periphery of the large magnet;
The flick wave is arranged at the position of the bracket, which is positioned on the outer peripheral wall of the second groove, the small voice coil and the large voice coil are arranged at the position of the lower wall of the flick wave, the upper wall of the flick wave is respectively provided with a small diaphragm and a ring diaphragm,
The small diaphragm and the high-pitched part enclose Gao Yinqiang,
The annular diaphragm, the bass portion and the second groove enclose a bass chamber.
2. The coaxial linear horn structure of claim 1, wherein: the small magnet and the large magnet are the same in height.
3. The coaxial linear horn structure of claim 1, wherein: the small voice coil and the large voice coil are the same in height.
4. The coaxial linear horn structure of claim 1, wherein: the upper wall of the small magnet is provided with a small washer, and the upper wall of the large magnet is provided with a large washer.
5. The coaxial linear horn structure of claim 4, wherein: the big washer comprises a base and a support extending upwards from the middle of the base, wherein the support is attached to the elastic wave, and the width of the support is smaller than the diameter of the base.
6. The coaxial linear horn structure of claim 5, wherein: the periphery of the small diaphragm and the inner periphery of the annular diaphragm are mutually overlapped and enclose a lamination area, and the lamination area is opposite to the support.
7. The coaxial linear horn structure of claim 6, wherein: the elastic wave comprises a first deformation area, a second deformation area and a third deformation area; the inner periphery of the first deformation zone is provided with a first annular part of a closed loop, a second annular part of the closed loop is arranged between the first deformation zone and the second deformation zone, the outer periphery of the second deformation zone and the outer periphery of the third deformation zone are provided with a third annular part of the closed loop, and the outer periphery of the third deformation zone is provided with a fourth annular part.
8. The coaxial linear horn structure of claim 7, wherein: the lamination area and the bracket are respectively arranged on the upper wall and the lower wall of the second annular part.
9. The coaxial linear horn structure of claim 1, wherein: the support includes U iron, the ladder portion is located at the middle part of support, U iron's upper end is installed in the ladder portion, U iron and support enclose into first recess.
10. The coaxial linear horn structure of claim 1, wherein: the second groove is provided with a plurality of hole sites which are arranged at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323175457.XU CN221381177U (en) | 2023-11-23 | 2023-11-23 | Coaxial linear loudspeaker structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323175457.XU CN221381177U (en) | 2023-11-23 | 2023-11-23 | Coaxial linear loudspeaker structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221381177U true CN221381177U (en) | 2024-07-19 |
Family
ID=91892384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323175457.XU Active CN221381177U (en) | 2023-11-23 | 2023-11-23 | Coaxial linear loudspeaker structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221381177U (en) |
-
2023
- 2023-11-23 CN CN202323175457.XU patent/CN221381177U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN210225743U (en) | Single-magnetic double-sound-path coaxial loudspeaker | |
| US7302076B2 (en) | Low profile speaker and system | |
| JPH09182188A (en) | Speaker unit and speaker system | |
| CN217470268U (en) | Sound production device and audio equipment | |
| US10820113B2 (en) | Speaker | |
| WO2024000686A1 (en) | Coaxial speaker | |
| CN113194390A (en) | Sound producing device | |
| US8155372B2 (en) | Wire suspension for speakers | |
| WO2024000693A1 (en) | Coaxial loudspeaker | |
| CN213754942U (en) | Acoustic generator | |
| CN221381177U (en) | Coaxial linear loudspeaker structure | |
| US7680293B2 (en) | Loudspeaker apparatus | |
| US20200413172A1 (en) | Speaker | |
| CN2387687Y (en) | Ball top high pitch horn coaxial all-band loudspeaker | |
| CN115314815A (en) | Speaker monomer and electronic equipment | |
| WO2024044923A1 (en) | Coaxial loudspeaker | |
| KR20230150055A (en) | Hybrid microspeaker | |
| CN115396791A (en) | Circuit and sound production device | |
| CN221151569U (en) | Resonant membrane structure of loudspeaker | |
| CN114866919A (en) | Sound production device and audio equipment | |
| CN203027474U (en) | Moving-coil loudspeaker | |
| CN221784346U (en) | Different-cavity sounding structure of coaxial loudspeaker | |
| CN221354449U (en) | Washer and support rubber coating cooperation structure | |
| CN214675665U (en) | Helmholtz brake chamber horn | |
| US20240073612A1 (en) | Coaxial Speaker |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |