CN218679358U - Double-sided sounding loudspeaker - Google Patents
Double-sided sounding loudspeaker Download PDFInfo
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- CN218679358U CN218679358U CN202222734446.XU CN202222734446U CN218679358U CN 218679358 U CN218679358 U CN 218679358U CN 202222734446 U CN202222734446 U CN 202222734446U CN 218679358 U CN218679358 U CN 218679358U
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Abstract
The utility model discloses a double-sided sound production loudspeaker, which comprises a first frame, a second frame, a first vibration component, a second vibration component and a magnetic circuit component, wherein the first vibration component comprises a first voice coil, and the second vibration component comprises a second voice coil; the magnetic circuit assembly comprises a yoke iron, and a first inner magnetic pole, a second inner magnetic pole, a first inner washer and a second inner washer which are respectively positioned on the inner side of the yoke iron; the middle part of the inner side wall of the yoke is convexly provided with an annular boss, the first inner magnetic pillar is arranged on one side of the annular boss, and the second inner magnetic pillar is arranged on the other side of the annular boss; the first inner washer is arranged on one side, away from the second inner magnetic column, of the first inner magnetic column, and the second inner washer is arranged on one side, away from the first inner magnetic column, of the second inner magnetic column; the utility model provides a two-sided vocal speaker can all have fine listening effect at tow sides, especially is applicable in the occasion that needs acoustic radiation to strengthen on 0 and 180, great reduction install the cost at the stereo set equipment in the free sound field.
Description
Technical Field
The utility model relates to an acoustics device field, in particular to two-sided vocal speaker.
Background
The loudspeaker is commonly called a loudspeaker, is used for completing the conversion between an electric signal and a sound signal, and is an energy conversion device. The loudspeaker is composed of a vibration system and a magnetic circuit system, wherein the magnetic circuit system comprises a yoke iron, a magnet and a washer, the vibration system comprises a vibrating diaphragm and a voice coil which are combined together, and the end part of the voice coil is positioned in a magnetic gap of the magnetic circuit system. The existing loudspeakers can only radiate sound on a single surface, when the existing loudspeakers which can only radiate sound on the single surface are used as sound radiation sources of a free sound field, the back listening effect is poor, in order to improve the listening effect of the back of the radiation sources of the free sound field, the front side and the back side of the existing loudspeakers are respectively provided with one loudspeaker, and although the problem that the back listening effect is poor is solved, the cost is greatly increased.
SUMMERY OF THE UTILITY MODEL
The main object of the utility model is to provide a two-sided vocal speaker to reduce the cost of installing the sound equipment in the free sound field.
In order to solve the technical problem, the utility model discloses a technical scheme be: a double-sided sound production loudspeaker comprises a first basin frame, a second basin frame, a first vibration assembly, a second vibration assembly and a magnetic circuit assembly, wherein the first vibration assembly is installed on the first basin frame, and the second vibration assembly is installed on the second basin frame; the first vibration assembly comprises a first voice coil, and the second vibration assembly comprises a second voice coil; the magnetic circuit assembly comprises a yoke, a first inner magnetic pole, a second inner magnetic pole, a first inner washer and a second inner washer, wherein the first inner magnetic pole, the second inner magnetic pole, the first inner washer and the second inner washer are respectively positioned on the inner side of the yoke; one end of the yoke is connected with the first basin frame, and the other end of the yoke is connected with the second basin frame; an annular boss is convexly arranged in the middle of the inner side wall of the yoke, the first inner magnetic column is arranged on one side of the annular boss, and the second inner magnetic column is arranged on the other side of the annular boss; the first inner washer is arranged on one side, away from the second inner magnet post, of the first inner magnet post, and the first voice coil is located in a gap between the first inner washer and the yoke; the second inner washer is arranged on one side, departing from the first inner magnetic pole, of the second inner magnetic pole, and the second voice coil is located in a gap between the second inner washer and the yoke.
In an embodiment, the magnetic circuit assembly further includes a third inner leg located inside the annular boss and connected to the first inner leg and the second inner leg, respectively.
In one embodiment, a fourth inner magnet column is arranged on one side of the first inner washer, which is far away from the first inner magnet column.
In one embodiment, a fifth inner magnet column is arranged on one side of the second inner washer, which is far away from the second inner magnet column.
In one embodiment, the annular boss is provided with a first positioning groove, and the first inner magnetic column is installed in the first positioning groove.
In one embodiment, the annular boss is provided with a second positioning groove, and the second inner pillar is installed in the second positioning groove.
In one embodiment, the first frame is provided with a first mounting groove for mounting the yoke.
In an embodiment, the first frame is further provided with a first guide groove communicated with the first mounting groove.
In one embodiment, the second frame is provided with a second mounting groove for mounting the yoke.
In an embodiment, the second frame is further provided with a second guide groove communicated with the second mounting groove.
The beneficial effects of the utility model reside in that: the utility model provides a two-sided sound production speaker can effectively reduce the cost of the sound equipment of installing in the free sound field, installs first inner magnet post and second inner magnet post through setting up protruding annular boss in the middle part of the inside wall of yoke, sets up first interior china department on first inner magnet post for the first voice coil loudspeaker voice coil of first vibration subassembly is at the clearance vibration between first interior china department and the yoke; a second inner washer is arranged on the second inner magnetic column, so that a second voice coil of the second vibration assembly vibrates in a gap between the second inner washer and the yoke; thereby make the first vibration subassembly of magnetic circuit subassembly adaptation and second vibration subassembly simultaneously, and then realize the sound radiation of positive and negative two sides equal effect, consequently, only need one the utility model discloses a during two-sided vocal speaker installed the free sound field, just can all have fine listening effect on positive and negative two sides, especially be applicable in 0 and 180 occasions that need the sound radiation to strengthen, great reduction install the cost of the sound equipment in the free sound field.
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 the structures shown in the drawings without creative efforts.
Fig. 1 is an assembly view of a double-sided sound speaker according to a first embodiment of the present invention;
fig. 2 is an exploded view of a double-sided sound speaker according to a first embodiment of the present invention;
fig. 3 is a schematic cross-sectional structure view of a double-sided sound speaker according to a first embodiment of the present invention;
fig. 4 is a schematic cross-sectional structure view of a double-sided sound speaker according to a second embodiment of the present invention.
Description of reference numerals:
1. a yoke iron; 11. an annular boss; 2. a first inner magnetic post; 21. a first inner washer; 22. a fourth inner magnetic column; 3. a second inner magnetic column; 31. a second washer; 32. a fifth inner magnetic column; 4. a third inner magnetic column; 5. a first frame; 51. a first mounting groove; 52. a first guide groove; 6. a second frame; 61. a second mounting groove; 62. a second guide groove; 7. a first vibrating assembly; 71. a first diaphragm; 72. a first skeleton; 73. a first voice coil; 8. a second vibrating assembly; 81. a second diaphragm; 82. a second skeleton; 83. a second voice coil.
Detailed Description
The purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, 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.
It should be noted that, if the present invention relates to directional indications such as up, down, left, right, front, back, 82308230, 8230, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture as shown in the drawings, and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.
In addition, if appearing throughout the text, "and/or" is meant to include three juxtaposed aspects, such as "and/or" includes aspects, or aspects that are satisfied simultaneously. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
Referring to fig. 1 to 4, a double-sided sound speaker includes a first frame 5, a second frame 6, a first vibration component 7, a second vibration component 8 and a magnetic circuit component, wherein the first vibration component 7 is mounted on the first frame 5, and the second vibration component 8 is mounted on the second frame 6; the first vibration member 7 includes a first voice coil 73, and the second vibration member 8 includes a second voice coil 83; the magnetic circuit assembly comprises a yoke 1, and a first inner magnetic pole 2, a second inner magnetic pole 3, a first inner washer 21 and a second inner washer 31 which are respectively positioned on the inner side of the yoke 1; one end of the yoke 1 is connected with the first basin frame 5, and the other end of the yoke is connected with the second basin frame 6; an annular boss 11 is convexly arranged in the middle of the inner side wall of the yoke 1, the first inner magnetic pole 2 is installed on one side of the annular boss 11, and the second inner magnetic pole 3 is installed on the other side of the annular boss 11; the first inner washer 21 is mounted on one side of the first inner post 2, which is far away from the second inner post 3, and the first voice coil 73 is positioned in a gap between the first inner washer 21 and the yoke 1; the second inner washer 31 is mounted on one side of the second inner post 3 departing from the first inner post 2, and the second voice coil 83 is located in a gap between the second inner washer 31 and the yoke 1.
From the above description, the beneficial effects of the present invention are that, the first inner magnetic pillar 2 and the second inner magnetic pillar 3 are installed by disposing the inwardly convex annular boss 11 in the middle of the inner sidewall of the yoke 1, and the first inner magnetic pillar 2 is disposed with the first inner washer 21, so that the first voice coil 73 of the first vibration component 7 vibrates in the gap between the first inner washer 21 and the yoke 1; arranging a second inner washer 31 on the second inner magnetic pole 3, so that a second voice coil 83 of the second vibration assembly 8 vibrates in a gap between the second inner washer 31 and the yoke 1; thereby make the first vibration subassembly 7 of magnetic circuit assembly adaptation and second vibration subassembly 8 simultaneously, and then realize the sound radiation of positive and negative two sides equal effect, consequently, only need one the utility model discloses a during the free sound field was installed to two-sided vocal speaker, just can all have fine listening effect on positive and negative two sides, especially be applicable in 0 and 180 occasions that need the sound radiation to strengthen, great reduction install the cost of the sound equipment in the free sound field.
Further, the magnetic circuit assembly further comprises a third inner leg 4, and the third inner leg 4 is located inside the annular boss 11 and connected to the first inner leg 2 and the second inner leg 3 respectively.
As can be seen from the above description, the third inner leg 4 is disposed between the first inner leg 2 and the second inner leg 3, so that the driving force of the magnetic circuit assembly is enhanced, and the acoustic performance is improved.
Further, a fourth inner magnet post 22 is installed on one side of the first inner washer 21, which is far away from the first inner magnet post 2.
As can be seen from the above description, the fourth inner leg 22 can further enhance the driving force of the magnetic circuit assembly, which is beneficial to improving the acoustic performance.
Further, a fifth inner magnet post 32 is mounted on a side of the second inner washer 31 facing away from the second inner magnet post 3.
As can be seen from the above description, the fifth inner leg 32 can further enhance the driving force of the magnetic circuit assembly, which is beneficial to improving the acoustic performance.
Further, the annular boss 11 is provided with a first positioning groove, and the first inner magnetic column 2 is installed in the first positioning groove.
As can be seen from the above description, the first positioning groove facilitates positioning of the first inner leg 2, and facilitates mounting of the first inner leg 2 to the annular boss 11 of the yoke 1, thereby reducing the risk of the first inner leg 2 being misaligned.
Furthermore, the annular boss 11 is provided with a second positioning groove, and the second inner magnetic pillar 3 is installed in the second positioning groove.
As can be seen from the above description, the second positioning slot facilitates the positioning of the second inner leg 3, and facilitates the mounting of the second inner leg 3 on the annular boss 11 of the yoke 1, thereby reducing the risk of the second inner leg 3 being misaligned.
Further, the first frame 5 is provided with a first mounting groove 51 for mounting the yoke 1.
As can be seen from the above description, the first mounting groove 51 facilitates the connection of the first frame 5 with the yoke 1.
Further, the first frame 5 is further provided with a first guide groove 52 communicated with the first mounting groove 51.
As is apparent from the above description, the first guide groove 52 can guide the mounting of the yoke 1 to the first mounting groove 51.
Further, the second frame 6 is provided with a second mounting groove 61 for mounting the yoke 1.
As can be seen from the above description, the second mounting groove 61 facilitates the connection of the second frame 6 with the yoke 1.
Further, the second frame 6 is further provided with a second guide groove 62 communicated with the second mounting groove 61.
As is apparent from the above description, the second guide groove 62 can guide the yoke 1 to be mounted to the second mounting groove 61.
Example one
Referring to fig. 1 to fig. 3, a first embodiment of the present invention is: a double-sided sounding loudspeaker is used for being installed in sound equipment of a free sound field and comprises a first frame 5, a second frame 6, a first vibration assembly 7, a second vibration assembly 8 and a magnetic circuit assembly, wherein the first vibration assembly 7 is installed on the first frame 5, and the second vibration assembly 8 is installed on the second frame 6; the first vibration member 7 includes a first voice coil 73, and the second vibration member 8 includes a second voice coil 83; the magnetic circuit assembly comprises a yoke 1, and a first inner magnetic pole 2, a second inner magnetic pole 3, a first inner washer 21 and a second inner washer 31 which are respectively positioned on the inner side of the yoke 1; one end of the yoke 1 is connected with the first basin frame 5, and the other end of the yoke is connected with the second basin frame 6; an annular boss 11 is convexly arranged in the middle of the inner side wall of the yoke 1, the first inner magnetic pole 2 is installed on one side of the annular boss 11, and the second inner magnetic pole 3 is installed on the other side of the annular boss 11; the first inner washer 21 is mounted on one side of the first inner post 2, which is far away from the second inner post 3, and the first voice coil 73 is positioned in a gap between the first inner washer 21 and the yoke 1; the second inner washer 31 is mounted on one side of the second inner post 3, which is far away from the first inner post 2, and the second voice coil 83 is located in a gap between the second inner washer 31 and the yoke 1; specifically, the first vibration assembly 7 further includes a first diaphragm 71 and a first framework 72 connected to each other, the first diaphragm 71 is mounted on the first frame 5, and the first voice coil 73 is wound on the outer side of the first framework 72; the second vibration assembly 8 further includes a second diaphragm 81 and a second bobbin 82, the second diaphragm 81 is mounted on the second frame 6, and the second voice coil 83 is wound outside the second bobbin 82; in detail, the magnetic pole direction of the first inner magnetic pole 2 is the same as the magnetic pole direction of the second inner magnetic pole 3, and when the first voice coil 73 and the second voice coil 83 are fed with the same audio signal, the first vibrating diaphragm 71 and the second vibrating diaphragm 81 vibrate in the same direction, so that sound radiation with the same effect on the front side and the back side can be realized.
Preferably, the magnetic circuit assembly further comprises a third inner leg 4, and the third inner leg 4 is located inside the annular boss 11 and is connected to the first inner leg 2 and the second inner leg 3 respectively; as can be understood, the third inner leg 4 is arranged between the first inner leg 2 and the second inner leg 3, so that the driving force of the magnetic circuit assembly is enhanced, and the improvement of the acoustic performance is facilitated; specifically, the magnetic pole directions of the first inner magnetic pole 2, the second inner magnetic pole 3 and the third inner magnetic pole 4 are the same.
In order to ensure the accuracy of the installation positions of the first inner leg 2 and the second inner leg 3, in other embodiments, the annular boss 11 is provided with a first positioning groove, the first inner leg 2 is installed in the first positioning groove, and the first positioning groove is convenient for positioning the installation of the first inner leg 2 and mounting the first inner leg 2 on the annular boss 11 of the yoke 1, so that the risk of the first inner leg 2 being deviated is reduced; the annular boss 11 is provided with a second positioning groove, the second inner magnetic column 3 is installed in the second positioning groove, the second positioning groove is convenient for positioning the installation of the second inner magnetic column 3, the second inner magnetic column 3 is convenient to install on the annular boss 11 of the yoke 1, and the risk of deviation of the second inner magnetic column 3 is reduced.
Preferably, the first frame 5 is provided with a first mounting groove 51 for mounting the yoke 1, so that the first frame 5 is conveniently connected with the yoke 1; the second frame 6 is provided with a second mounting groove 61 for mounting the yoke 1, so that the second mounting groove 61 is convenient for the second frame 6 to be connected with the yoke 1; specifically, the first frame 5 is further provided with a first guide groove 52 communicated with the first installation groove 51, and the first guide groove 52 can guide the yoke 1 to be installed in the first installation groove 51; the second frame 6 is further provided with a second guide groove 62 communicated with the second mounting groove 61, and the second guide groove 62 can guide the yoke 1 to be mounted to the second mounting groove 61.
Example two
Referring to fig. 4, a second embodiment of the present invention is a further improvement of the magnetic circuit assembly on the basis of the first embodiment, and the second embodiment of the present invention is different from the first embodiment in that a fourth inner magnetic pillar 22 is installed on a side of the first inner washer 21 away from the first inner magnetic pillar 2, and the fourth inner magnetic pillar 22 can further enhance the driving force of the magnetic circuit assembly, so as to facilitate the improvement of the acoustic performance; specifically, a fifth inner plunger 32 is installed on one side, away from the second inner plunger 3, of the second inner washer 31, and the fifth inner plunger 32 can further enhance the driving force of the magnetic circuit assembly, so that the acoustic performance is improved.
To sum up, the utility model provides a two-sided sound production speaker can effectively reduce the cost of the sound equipment of installing in the free sound field, installs first interior magnet pole and second interior magnet pole through set up the interior protruding annular boss in the middle part of the inside wall of yoke, sets up first interior china department on first interior magnet pole for the first voice coil loudspeaker voice coil of first vibration subassembly is at the clearance vibration between first interior china department and the yoke; a second inner washer is arranged on the second inner magnetic column, so that a second voice coil of the second vibration assembly vibrates in a gap between the second inner washer and the yoke; thereby make magnetic circuit unit can the first vibration subassembly of adaptation and second vibration subassembly simultaneously, and then realize the sound radiation of tow sides equivalent effect, consequently, only need one the utility model discloses a two-sided sound production speaker just can all have fine listening effect on tow sides in installing free sound field, especially is applicable in 0 and 180 occasions that need sound radiation to strengthen, great reduction install the cost of the acoustic equipment in free sound field.
The aforesaid is only the optional embodiment of the utility model discloses a to not consequently restrict the patent scope of the utility model, all be in the utility model discloses a under the utility model conceiving, utilize the equivalent structure transform of doing of the contents of the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.
Claims (10)
1. A double-sided sound production loudspeaker is characterized by comprising a first basin frame, a second basin frame, a first vibration assembly, a second vibration assembly and a magnetic circuit assembly, wherein the first vibration assembly is mounted on the first basin frame, and the second vibration assembly is mounted on the second basin frame; the first vibration assembly comprises a first voice coil, and the second vibration assembly comprises a second voice coil; the magnetic circuit assembly comprises a yoke iron, and a first inner magnetic column, a second inner magnetic column, a first inner washer and a second inner washer which are respectively positioned on the inner side of the yoke iron; one end of the yoke is connected with the first basin frame, and the other end of the yoke is connected with the second basin frame; an annular boss is convexly arranged in the middle of the inner side wall of the yoke, the first inner magnetic column is arranged on one side of the annular boss, and the second inner magnetic column is arranged on the other side of the annular boss; the first inner washer is arranged on one side, away from the second inner magnet post, of the first inner magnet post, and the first voice coil is located in a gap between the first inner washer and the yoke; the second inner washer is arranged on one side, away from the first inner magnetic pole, of the second inner magnetic pole, and the second voice coil is located in a gap between the second inner washer and the yoke.
2. The dual-sided sound-emitting speaker of claim 1, wherein the magnetic circuit assembly further includes a third inner leg inside the annular boss and connected to the first inner leg and the second inner leg, respectively.
3. The dual-sided sound producing speaker as recited in claim 1, wherein a fourth inner leg is mounted to a side of the first inner washer facing away from the first inner leg.
4. The dual-sided sound producing speaker as recited in claim 1, wherein a fifth inner leg is mounted to a side of the second inner washer facing away from the second inner leg.
5. The dual-sided acoustic speaker of claim 1 wherein the annular boss is provided with a first detent, the first inner leg being mounted in the first detent.
6. The dual-sided sound-emitting speaker of claim 1, wherein the annular boss is provided with a second detent, the second inner post being mounted in the second detent.
7. The dual-sided sound-emitting speaker of claim 1, wherein the first frame is provided with a first mounting groove for mounting the yoke.
8. The dual-sided audio speaker of claim 7, wherein the first frame further defines a first guide channel in communication with the first mounting channel.
9. The dual-sided sound-emitting speaker of claim 1, wherein the second frame is provided with a second mounting groove for mounting the yoke.
10. The dual-sided sound-emitting speaker of claim 9, wherein the second frame further has a second guide groove communicating with the second mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222734446.XU CN218679358U (en) | 2022-10-17 | 2022-10-17 | Double-sided sounding loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222734446.XU CN218679358U (en) | 2022-10-17 | 2022-10-17 | Double-sided sounding loudspeaker |
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| Publication Number | Publication Date |
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| CN218679358U true CN218679358U (en) | 2023-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222734446.XU Active CN218679358U (en) | 2022-10-17 | 2022-10-17 | Double-sided sounding loudspeaker |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117156359A (en) * | 2023-10-31 | 2023-12-01 | 苏州上声电子股份有限公司 | Double-cone loudspeaker, assembly method thereof and automobile sound system |
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2022
- 2022-10-17 CN CN202222734446.XU patent/CN218679358U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117156359A (en) * | 2023-10-31 | 2023-12-01 | 苏州上声电子股份有限公司 | Double-cone loudspeaker, assembly method thereof and automobile sound system |
| CN117156359B (en) * | 2023-10-31 | 2024-02-27 | 苏州上声电子股份有限公司 | Double-cone loudspeaker, assembly method thereof and automobile sound system |
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