CN216673283U - Double-sided sounding loudspeaker unit - Google Patents
Double-sided sounding loudspeaker unit Download PDFInfo
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- CN216673283U CN216673283U CN202122438430.XU CN202122438430U CN216673283U CN 216673283 U CN216673283 U CN 216673283U CN 202122438430 U CN202122438430 U CN 202122438430U CN 216673283 U CN216673283 U CN 216673283U
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Abstract
The utility model discloses a double-sided sounding loudspeaker monomer which comprises a first frame, a second frame and a magnetic circuit assembly, wherein the magnetic circuit assembly is clamped and fixed between the first frame and the second frame, the magnetic circuit assembly comprises center magnetic steel, an integrated washer, a first center washer, two side magnetic steels and two first side washers, the center magnetic steel is positioned between the two side magnetic steels, the integrated washer comprises a second center washer and two second side washers, the second center washer is positioned between the two second side washers and is respectively connected with the two second side washers through connecting bridges, the bottom surface of the center magnetic steel is connected with the second center washer, the top surface of the center magnetic steel is connected with the first center washer, the bottom surfaces of the two side magnetic steels are respectively connected with the first side washers, and the top surfaces of the two side magnetic steels are respectively connected with the second side washers. The double-sided sounding loudspeaker monomer has low manufacturing cost; the magnetic circuit component is provided with the integrated washer, the structure is novel, and the magnetic flux of the magnetic circuit component is increased.
Description
Technical Field
The utility model relates to the technical field of electroacoustic transducers, in particular to a double-sided sounding loudspeaker monomer.
Background
At present, among the two-sided vocal speaker monomer, limit china department and basin frame often are through inserts injection moulding technology shaping formula structure as an organic whole, and this can increase the free manufacturing cost of two-sided vocal speaker undoubtedly, and in addition, the single inside magnetic flux of two-sided vocal speaker is less than showing slightly, leads to the free sound intensity of two-sided vocal speaker big inadequately, consequently, is necessary to improve the free structure of current two-sided vocal speaker.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is as follows: provides a double-sided sounding loudspeaker monomer with a novel structure.
In order to solve the technical problems, the utility model adopts the technical scheme that: the double-sided sounding loudspeaker unit comprises a first basin frame, a second basin frame and a magnetic circuit assembly, wherein the magnetic circuit assembly is clamped and fixed between the first basin frame and the second basin frame, the magnetic circuit component comprises a central magnetic steel, an integrated washer, a first central washer, two side magnetic steels and two first side washers, the central magnetic steel is positioned between the two side magnetic steels, the integrated washer comprises a second central washer and two second side washers, the second center washer is positioned between the two second side washers and is respectively connected with the two second side washers through a connecting bridge, the bottom surface of the central magnetic steel is connected with the second central washer, the top surface of the central magnetic steel is connected with the first central washer, the bottom surfaces of the two side magnetic steels are respectively connected with the first side washers, and the top surfaces of the two side magnetic steels are respectively connected with the second side washers.
Further, the first basin frame is provided with a first pressing part for pressing the second side washer.
Furthermore, the first basin frame is provided with a second abutting part for abutting against the edge magnetic steel.
Further, the first basin frame is fixedly connected with the second basin frame.
Further, the edge magnetic steel does not protrude out of the outer side wall of the first basin frame.
Further, in the integrated washer, at least one end of the second central washer is connected with the connecting bridge.
Furthermore, in the integrated washer, two ends of the second central washer are respectively connected with the connecting bridges.
Further, the connecting bridge comprises a first vertical part, a horizontal part and a second vertical part which are sequentially connected, the first vertical part is connected with the second center washer, and the second vertical part is connected with the second side washer.
Furthermore, a spacing groove is formed in the edge magnetic steel, and the second vertical portion is located in the spacing groove.
Further, a partial area of the second frame is located in the avoiding groove.
The utility model has the beneficial effects that: the magnetic circuit assembly of the double-sided sounding loudspeaker single body is clamped and fixed through the first basin frame and the second basin frame, and the side washer does not need to be in an integral structure with the basin frame insert in an injection molding manner, so that the insert injection molding process cost is saved, the assembly steps of the double-sided sounding loudspeaker single body are simplified, the assembly time is saved, and the manufacturing cost of the double-sided sounding loudspeaker single body is reduced; the integrated washer is arranged in the magnetic circuit assembly, so that the structure of the double-sided sounding loudspeaker single body is more novel, the volume of the magnetic steel can be increased, the magnetic flux of the magnetic circuit assembly is increased on the premise of not increasing the volume of the double-sided sounding loudspeaker single body, the BL value is effectively increased, and the sound loudness emitted by the double-sided sounding loudspeaker single body is improved.
Drawings
Fig. 1 is a schematic structural diagram of an overall structure of a double-sided sound-emitting speaker unit according to a first embodiment of the present invention;
fig. 2 is a cross-sectional view of a double-sided sound speaker unit according to a first embodiment of the present invention;
fig. 3 is a schematic structural diagram of a magnetic circuit assembly in a single double-sided sound-emitting speaker according to a first embodiment of the present invention;
fig. 4 is a schematic structural diagram of another view angle of the magnetic circuit component in the single double-sided sound-emitting speaker according to the first embodiment of the present invention;
fig. 5 is a schematic view of an internal structure of a double-sided sound speaker according to a first embodiment of the present invention.
Description of reference numerals:
1. a first vibrating assembly; 11. a first voice coil;
2. a second vibrating assembly; 21. a second voice coil;
3. a magnetic circuit assembly; 31. central magnetic steel; 32. an integrated washer; 321. a second central washer; 322. a second border washer; 323. a connecting bridge; 3231. a first vertical portion; 3232. a horizontal portion; 3233. a second vertical portion; 33. a first central washer; 34. edge magnetic steel; 341. a position avoiding groove; 35. a first curb washer;
41. a first frame; 411. a first avoidance slot; 412. a first pressing part; 413. a second pressing part;
42. a second frame; 421. a second lead-out port; 422. a third pressing part; 423. a fourth pressing part; 424. an insertion portion;
5. a recessed portion.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 5, the double-sided sound speaker unit includes a first frame 41, a second frame 42 and a magnetic circuit assembly 3, the magnetic circuit assembly 3 is clamped and fixed between the first frame 41 and the second frame 42, the magnetic circuit assembly 3 includes a center magnetic steel 31, an integrated washer 32, a first center washer 33, two side magnetic steels 34 and two first side washers 35, the center magnetic steel 31 is located between the two side magnetic steels 34, the integrated washer 32 includes a second center washer 321 and two second side washers 322, the second center washer 321 is located between the two second side washers 322 and is respectively connected to the two second side washers 322 through a connecting bridge 323, the bottom surface of the center magnetic steel 31 is connected to the second center washer 321, the top surface of the center magnetic steel 31 is connected to the first center washer 33, the bottom surfaces of the two side magnetic steels 34 are respectively connected to the first side washers 35, the top surfaces of the two side magnetic steels 34 are respectively connected with the second side washers 322.
From the above description, the beneficial effects of the present invention are: the magnetic circuit component 3 of the double-sided sounding loudspeaker single body is clamped and fixed through the first basin frame and the second basin frame, and the side washer does not need to be in an integral structure with the basin frame insert injection molding, so that the insert injection molding process cost is saved, the assembly steps of the double-sided sounding loudspeaker single body are simplified, the assembly time is saved, and the manufacturing cost of the double-sided sounding loudspeaker single body is reduced; have integral type china 32 among the magnetic circuit unit 3, not only make two-sided vocal speaker monomer structure more novel, but also can increase the magnet steel volume, under the prerequisite that does not increase two-sided vocal speaker monomer's volume for magnetic circuit unit 3's magnetic flux increases, has increased the BL value effectively, makes the sound loudness that two-sided vocal speaker monomer sent improve.
Further, the first frame 41 has a first pressing part 412 for pressing the second washer 322.
Further, the first frame 41 has a second pressing portion 413 for pressing the edge magnetic steel 34.
As can be seen from the above description, the connection mode of the basin stand and the magnetic circuit component 3 is simple and reliable.
Further, the first frame 41 is fixedly connected with the second frame 42.
Further, the edge magnetic steel 34 does not protrude from the outer side wall of the first frame 41.
From the above description, the first frame 41 can protect the edge magnetic steel 34 to a certain extent, and the probability of damage to the magnetic circuit component 3 in the double-sided sound-emitting speaker unit is reduced.
Further, in the integrated washer 32, at least one end of the second central washer 321 is connected with the connecting bridge 323.
As can be seen from the above description, the connecting bridge 323 is located at the end of the second central washer 321, so that the overall width of the single double-sided sound-emitting speaker can be effectively reduced, and the single double-sided sound-emitting speaker is smaller.
Further, in the integrated washer 32, two ends of the second central washer 321 are respectively connected with the connecting bridges 323.
As can be seen from the description, the integrated washer 32 is stable in structure and beneficial to enhancing the drop resistance of the double-sided sounding loudspeaker monomer.
Further, the connecting bridge 323 comprises a first vertical portion 3231, a horizontal portion 3232 and a second vertical portion 3233 which are connected in sequence, wherein the first vertical portion 3231 is connected with the second central washer 321, and the second vertical portion 3233 is connected with the second side washer 322.
Further, a spacing groove 341 is formed in the side magnetic steel 34, and the second vertical portion 3233 is located in the spacing groove 341.
It can be known from the above description that the connecting bridge 323 not only plays the role of connecting the second center washer 321 and the second side washer 322, but also can play the role of blocking the side magnetic steel 34, preventing the sound absorption phenomenon of the center magnetic steel 31 and the side magnetic steel 34, effectively ensuring the structural stability of the double-sided sound-producing speaker monomer, and making the double-sided sound-producing speaker monomer more durable.
Further, a partial region of the second frame 42 is located in the avoiding groove 341.
Known by the above description, the partial distortion of second basin frame 42 with be located keep away the interior effect that also can play to a certain extent and hinder flange magnet steel 34 and take place the internal suction phenomenon of a groove 341, moreover, the second basin frame 42 region that is located keep away the groove 341 is not only can strengthen the structural strength of second basin frame 42 self, can also provide bigger installation area for magnetic circuit assembly 3, thereby improve the cohesion of second basin frame 42 and magnetic circuit assembly 3, and then guarantee the free stable in structure of two-sided vocal speaker.
Example one
Referring to fig. 1 to 5, a first embodiment of the present invention is: the double-sided sounding loudspeaker single body can be applied to electronic equipment capable of playing sound, such as mobile phones, tablet computers, notebook computers, intelligent watches, interphones, hearing aids, portable game machines, earphones and the like.
Referring to fig. 1 to 4, the double-sided sound speaker unit includes a frame, a first vibration component 1, a second vibration component 2, and a magnetic circuit component 3, where the frame includes a first frame 41 and a second frame 42, the first vibration component 1 includes a first diaphragm component and a first voice coil 11, and the first voice coil 11 is located in the first frame 41 and connected to the first frame 41 through the first diaphragm component; the second vibration assembly 2 comprises a second diaphragm assembly and a second voice coil 21, and the second voice coil 21 is located in the second frame 42 and connected with the second frame 42 through the second diaphragm assembly; the first frame 41 and the second frame 42 are fixedly connected, and the magnetic circuit assembly 3 is clamped and fixed between the first frame 41 and the second frame 42.
In detail, the first frame 41 is provided with a first lead-out port through which a lead of the first voice coil 11 is led out, and the second frame 42 is provided with a second lead-out port 421 through which a lead of the second voice coil 21 is led out (as shown in fig. 1). For preventing that its lead wire of first voice coil loudspeaker voice coil 11 in the in-process of vibration from taking place to interfere with first basin frame 41, be equipped with on the first basin frame 41 and be used for dodging first dodging groove 411 (as shown in fig. 5) of the lead wire of first voice coil loudspeaker voice coil 11, the same reason, be equipped with on the second basin frame 42 and be used for dodging the second of the lead wire of second voice coil loudspeaker voice coil 21 dodges the groove.
Referring to fig. 2 to 4, the magnetic circuit assembly 3 includes a center magnetic steel 31, an integrated washer 32, a first center washer 33, two side magnets 34, and two first side washers 35, the center magnetic steel 31 is located between the two side magnets 34, the integrated washer 32 includes a second center washer 321 and two second side washers 322, the second center washer 321 is located between the two second side washers 322 and is connected to the two second side washers 322 through a connecting bridge 323, a bottom surface of the center magnetic steel 31 is connected to the second center washer 321, a top surface of the center magnetic steel 31 is connected to the first center washer 33, bottom surfaces of the two side magnets 34 are connected to the first side washers 35, and top surfaces of the two side magnets 34 are connected to the second side washers 322.
Referring to fig. 2 and fig. 5, in detail, the first frame 41 has a first pressing portion 412 for pressing the second edge washer 322 and a second pressing portion 413 for pressing the edge magnetic steel 34. Similarly, the second frame 42 has a third pressing portion 422 for pressing the first edge washer 35 and a fourth pressing portion 423 for pressing the edge magnetic steel 34.
As shown in fig. 2 to 4, in the integrated washer 32, at least one end of the second central washer 321 is connected to the connecting bridge 323. In order to improve the structural stability of the integrated washer 32 and reduce the damage probability of the integrated washer 32, in the integrated washer 32, two ends of the second central washer 321 are respectively connected with the connecting bridge 323.
In detail, the connecting bridge 323 comprises a first vertical portion 3231, a horizontal portion 3232 and a second vertical portion 3233 which are connected in sequence, wherein the first vertical portion 3231 is connected with the second central washer 321, and the second vertical portion 3233 is connected with the second side washer 322. In order to maximize the volume of the magnetic steel and improve the magnetic flux, the edge magnetic steel 34 is provided with a avoiding groove 341, the second vertical portion 3233 is located in the avoiding groove 341, and preferably, the second vertical portion 3233 abuts against the inner side wall of the edge magnetic steel 34.
Referring to fig. 2 and 4, optionally, a partial region of the second frame 42 is located in the avoiding groove 341, and a region of the second frame 42 located in the avoiding groove 341 is referred to as an extending portion 424, preferably, the extending portion 424 is respectively abutted against the bottom surface of the horizontal portion 3232, the inner side wall of the side magnetic steel 34, and the inner side wall of the first side washer 35, so as to facilitate improvement of structural stability of the double-sided sound-emitting speaker unit. For further improving the structural stability of the double-sided sound-emitting speaker monomer, preferably, the extending part 424 is respectively connected with the bottom surface of the horizontal part 3232, the inner side wall of the edge magnetic steel 34 and the inner side wall of the first edge washer 35, and the specific connection mode can be selected by adhesive bonding.
And projecting along the height direction of the double-sided loudspeaker single body, wherein the projection area of the first voice coil 11 is located within the projection area of the second voice coil 21, and more intuitively, the first voice coil 11 is located on the inner side of the first vertical portion 3231, and the second voice coil 21 is located on the outer side of the first vertical portion 3231.
The horizontal portion 3232 is disposed corresponding to the top of the central magnetic steel 31. So, can make first, two voice coils in the two-sided vocal speaker monomer all have great vibration space respectively, do benefit to and guarantee two-sided vocal speaker monomer job stabilization nature.
Referring to fig. 1 and fig. 2, optionally, the edge magnetic steel 34 does not protrude from the outer side wall of the first frame 41, so that the first frame 41 can protect the edge magnetic steel 34 to a certain extent, and the probability of damage to the magnetic circuit component 3 in the double-sided sound speaker unit is reduced. In this embodiment, the outer side wall of the side magnetic steel 34 is recessed in the outer side wall of the first frame 41 and the outer side wall of the second frame 42, that is, a recessed portion 5 is formed outside the side magnetic steel 34. In other embodiments, the outer side wall of the edge magnetic steel 34 can be arranged flush with the outer side wall of the first frame 41.
In conclusion, the magnetic circuit assembly of the double-sided sounding speaker unit provided by the utility model is clamped and fixed by the first and second basin frames, and the side washer does not need to be in an integral structure with the basin frame insert injection molding, so that the insert injection molding process cost is saved, the assembly steps of the double-sided sounding speaker unit are simplified, the assembly time is saved, and the manufacturing cost of the double-sided sounding speaker unit is reduced; the integrated washer is arranged in the magnetic circuit assembly, so that the structure of the double-sided sounding loudspeaker single body is more novel, the volume of the magnetic steel can be increased, the magnetic flux of the magnetic circuit assembly is increased on the premise of not increasing the volume of the double-sided sounding loudspeaker single body, the BL value is effectively increased, and the sound loudness emitted by the double-sided sounding loudspeaker single body is improved. The connecting bridge in the integrated washer not only plays a role in connecting the central washer with the second side washer, but also can play a role in blocking the side magnetic steel, so that the phenomenon of sound absorption of the central magnetic steel and the side magnetic steel is prevented, and the structural stability of the double-sided sounding loudspeaker monomer is effectively guaranteed, so that the double-sided sounding loudspeaker monomer is more durable.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (10)
1. Two-sided vocal speaker monomer, its characterized in that: including first basin frame, second basin frame and magnetic circuit assembly, the magnetic circuit assembly centre gripping is fixed in between first basin frame and the second basin frame, magnetic circuit assembly includes central magnet steel, integral type china department, first center china department, two limit magnet steels and two first limit china departments, central magnet steel is located two between the limit magnet steel, the integral type china department includes second center china department and two second limit china departments, second center china department is located two between the second limit china department and through connecting the bridge respectively with two the second limit china department links to each other, the bottom surface of central magnet steel is connected the second center china department, the top surface of central magnet steel is connected first center china department, two the bottom surface of limit magnet steel is connected with respectively first limit china department, two the top surface of limit magnet steel is connected with respectively the second limit china department.
2. A twin-sided acoustic speaker unit as defined in claim 1, wherein: the first frame is provided with a first pressing part for pressing the second side washer.
3. A twin-sided acoustic speaker unit as defined in claim 1, wherein: the first basin frame is provided with a second abutting portion used for abutting against the edge magnetic steel.
4. A twin-sided acoustic speaker unit as defined in claim 1, wherein: the first basin frame is fixedly connected with the second basin frame.
5. A twin-sided acoustic speaker unit as defined in claim 1, wherein: the edge magnetic steel does not protrude out of the outer side wall of the first basin frame.
6. A twin-sided acoustic speaker unit as defined in claim 1, wherein: in the integrated washer, at least one end of the second central washer is connected with the connecting bridge.
7. The dual-sided acoustic speaker unit of claim 6, wherein: in the integrated washer, two ends of the second central washer are respectively connected with the connecting bridges.
8. A twin-sided acoustic speaker unit as defined in claim 1, wherein: the connecting bridge comprises a first vertical part, a horizontal part and a second vertical part which are sequentially connected, the first vertical part is connected with the second center washer, and the second vertical part is connected with the second side washer.
9. A dual-sided acoustic speaker unit as claimed in claim 8, wherein: and the side magnetic steel is provided with a spacing groove, and the second vertical part is positioned in the spacing groove.
10. A dual-sided acoustic speaker unit as claimed in claim 9, wherein: and partial area of the second basin frame is positioned in the avoiding groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122438430.XU CN216673283U (en) | 2021-10-11 | 2021-10-11 | Double-sided sounding loudspeaker unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122438430.XU CN216673283U (en) | 2021-10-11 | 2021-10-11 | Double-sided sounding loudspeaker unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216673283U true CN216673283U (en) | 2022-06-03 |
Family
ID=81766293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122438430.XU Active CN216673283U (en) | 2021-10-11 | 2021-10-11 | Double-sided sounding loudspeaker unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216673283U (en) |
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2021
- 2021-10-11 CN CN202122438430.XU patent/CN216673283U/en active Active
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