CN219981024U - Double-sided sound production device and sound production equipment - Google Patents
Double-sided sound production device and sound production equipment Download PDFInfo
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- CN219981024U CN219981024U CN202321020116.2U CN202321020116U CN219981024U CN 219981024 U CN219981024 U CN 219981024U CN 202321020116 U CN202321020116 U CN 202321020116U CN 219981024 U CN219981024 U CN 219981024U
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- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 114
- 239000010959 steel Substances 0.000 claims abstract description 114
- 230000005291 magnetic effect Effects 0.000 claims abstract description 98
- 230000009977 dual effect Effects 0.000 claims description 15
- 230000000694 effects Effects 0.000 description 15
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a double-sided sound emitting device and sound emitting equipment, wherein a first sound emitting component and a second sound emitting component are respectively arranged on two sides of central magnetic steel, so that the first sound emitting component and the second sound emitting component share a group of central magnetic steel, the central magnetic steel is arranged between a first central washer and a second central washer, and a connecting part is arranged at the edge of the first central washer and connected with the first sound emitting component or the second sound emitting component, the first central washer is used for supporting the central magnetic steel, and meanwhile, a gap is arranged between the connecting part and the central magnetic steel as well as between the connecting part and the second central washer, so that a vibration space is provided for the second sound emitting component.
Description
Technical Field
The utility model relates to the technical field of sound emitting devices, in particular to a double-sided sound emitting device and sound emitting equipment.
Background
The acoustic device with double-sided sound production is a novel structure which combines two sound production device monomers in a back-to-back mode. Compared with an acoustic device with single-sided sounding, the acoustic device has better sounding effect. However, as the acoustic devices are made thinner and lighter, the size requirements for the acoustic devices are becoming more stringent.
The height of the magnetic steel component of the acoustic device with double-sided sound production cannot be increased or even reduced due to the limited height of the acoustic device. The performance of the acoustic device that results in the double-sided sound cannot be further improved, and even the effect or performance degradation of the double-sided sound cannot be achieved.
Disclosure of Invention
The technical problems to be solved by the utility model are as follows: the double-sided sound production device and the sound production equipment can increase the height of the magnetic steel component, so that the sound production effect of the double-sided sound production device is enhanced.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a double-sided sound production device comprises a first sound production assembly, a second sound production assembly, a first center washer, a second center washer and center magnetic steel; the first central washer and the second central washer are respectively arranged at two sides of the central magnetic steel; the first sounding component is arranged on one side, far away from the central magnetic steel, of the first central washer; the second sounding component is arranged on one side, far away from the central magnetic steel, of the second central washer; the side part of the first central washer is provided with at least two symmetrical connecting parts, and the connecting parts are connected with the first sounding component or the second sounding component; and a gap is arranged between the second center washer and the connecting part.
Further, the connecting part is in an L-like shape and comprises a straight edge and a fixing part; one end of the straight edge is connected with the first central washer, and the other end of the straight edge is connected with one end of the fixing part; the other end of the fixing part is connected with the second sounding component.
Further, the device also comprises at least one group of edge magnetic steel; the side magnetic steel component is arranged on the periphery of the central magnetic steel or/and the fixing part.
Further, the first central washer and the second central washer are rectangular-like; the connecting part is arranged on the short side part or/and the long side part of the first central washer, and the straight side is connected with the first central washer; the side of the fixing part, which is close to the first sound generating component, is provided with the side magnetic steel; and one side of the fixing part, which is close to the second sounding component, is provided with edge magnetic steel or is connected with the second sounding component.
Further, the connecting part is arranged at the end part and the long side part of the first central washer; the side magnetic steel is respectively arranged between the adjacent connecting parts.
Further, the side magnetic steel is provided with a first protruding part; the thickness of the first protruding part is smaller than that of the side magnetic steel; the first protruding portion is arranged on the side portion, close to the central magnetic steel, of the side magnetic steel, and is arranged on one side, far away from the first central washer.
Further, the central magnetic steel is provided with a second protruding part; the thickness of the second protruding part is smaller than that of the central magnetic steel; the second protruding portion is arranged at the edge of the central magnetic steel and is arranged at one side far away from the second central washer.
Further, the first sound generating assembly and the second sound generating assembly comprise a basin frame, a voice coil and a vibrating diaphragm; the basin frame of the first sounding component and the basin frame of the second sounding component form a containing frame; the vibrating diaphragms are respectively arranged at two sides of the accommodating frame; the voice coil is arranged between the basin frame and the central magnetic steel.
In order to solve the technical problems, the utility model adopts another technical scheme that:
a sound generating device comprises the double-sided sound generating device.
The utility model has the beneficial effects that: through setting up first sound generating component and second sound generating component in the both sides of center magnet steel respectively for first sound generating component and second sound generating component share a set of center magnet steel, and through setting up center magnet steel between first center washer and second center washer, and set up connecting portion and first sound generating component or second sound generating component at the limit portion of first center washer and be connected, realize playing the supporting role to center magnet steel through first center washer, connecting portion and center magnet steel and second center washer are provided with the clearance simultaneously, provide vibration space for second sound generating component, compare with the mode that traditional two-sided sound generating device adopted magnet steel about and magnet cover, reduced the magnet cover structure and will go up and down center magnet steel and form into an organic whole, not only can increase the height of magnet steel, moreover, the effect of magnet steel has been improved, thereby the sound generating effect of reinforcing two-sided sound generating device.
Drawings
FIG. 1 is a schematic diagram of a dual-sided sound emitting device according to an embodiment of the present utility model;
FIG. 2 is a top view of a dual sided sound emitting device in accordance with an embodiment of the present utility model;
FIG. 3 is a cross-sectional view of a first structure A-A of a dual sided sound emitting device in accordance with an embodiment of the present utility model;
FIG. 4 is a cross-sectional view of a first structure B-B of a dual sided sound emitting device in accordance with an embodiment of the present utility model;
FIG. 5 is a cross-sectional view of a second structure A-A of a dual sided sound emitting device in accordance with an embodiment of the present utility model;
FIG. 6 is a cross-sectional view of a second structure B-B of a dual sided sound emitting device in accordance with an embodiment of the present utility model;
FIG. 7 is a cross-sectional view of a third configuration A-A of a dual sided sound emitting device in accordance with an embodiment of the present utility model;
FIG. 8 is a cross-sectional view of a third configuration B-B of a dual sided sound emitting device in accordance with an embodiment of the present utility model;
FIG. 9 is a cross-sectional view of a fourth configuration A-A of a dual sided sound emitting device in accordance with an embodiment of the present utility model;
FIG. 10 is a cross-sectional view of a fourth configuration B-B of a dual sided sound emitting device in accordance with an embodiment of the present utility model;
FIG. 11 is a schematic diagram of a dual-sided sound emitting device according to an embodiment of the present utility model;
FIG. 12 is a fifth structural D-D cross-sectional view of a dual sided sound emitting device in accordance with an embodiment of the present utility model;
FIG. 13 is a cross-sectional view of a fifth construction B-B of a dual sided sound emitting device in accordance with an embodiment of the present utility model;
FIG. 14 is a cross-sectional view of a fifth construction C-C of a dual sided sound emitting device in accordance with an embodiment of the present utility model;
description of the reference numerals:
1. a first sounding component; 2. a second sound emitting assembly; 3. a first central washer; 4. a second central washer; 5. a center magnetic steel; 51. a second projection; 6. a connection part; 61. straight edges; 62. a fixing part; 7. a basin stand; 8. a voice coil; 9. a vibrating diaphragm; 10. edge magnetic steel; 101. a first projection.
Detailed Description
In order to describe the technical contents, the achieved objects and effects of the present utility model in detail, the following description will be made with reference to the embodiments in conjunction with the accompanying drawings.
Referring to fig. 1, a double-sided sound emitting device includes a first sound emitting component, a second sound emitting component, a first central washer, a second central washer, and a central magnetic steel; the first central washer and the second central washer are respectively arranged at two sides of the central magnetic steel; the first sounding component is arranged on one side, far away from the central magnetic steel, of the first central washer; the second sounding component is arranged on one side, far away from the central magnetic steel, of the second central washer; the side part of the first central washer is provided with at least two symmetrical connecting parts, and the connecting parts are connected with the first sounding component or the second sounding component; and a gap is arranged between the second center washer and the connecting part.
From the above description, the beneficial effects of the utility model are as follows: through setting up first sound generating component and second sound generating component in the both sides of center magnet steel respectively for first sound generating component and second sound generating component share a set of center magnet steel, and through setting up center magnet steel between first center washer and second center washer, and set up connecting portion and first sound generating component or second sound generating component at the limit portion of first center washer and be connected, realize playing the supporting role to center magnet steel through first center washer, connecting portion and center magnet steel and second center washer are provided with the clearance simultaneously, provide vibration space for second sound generating component, compare with the mode that traditional two-sided sound generating device adopted magnet steel about and magnet cover, reduced the magnet cover structure and will go up and down center magnet steel and form into an organic whole, not only can increase the height of magnet steel, moreover, the effect of magnet steel has been improved, thereby the sound generating effect of reinforcing two-sided sound generating device.
Further, the connecting part is in an L-like shape and comprises a straight edge and a fixing part; one end of the straight edge is connected with the first central washer, and the other end of the straight edge is connected with one end of the fixing part; the other end of the fixing part is connected with the second sounding component.
As is apparent from the above description, the first central washer is connected to the second sounding member by the connecting portion having the shape of "L" formed by the straight edge and the fixing portion, and a gap is formed between the first central washer and the side wall of the second sounding member by the connecting portion, thereby providing a vibration space for the first sounding member.
Further, the device also comprises at least one group of edge magnetic steel; the side magnetic steel component is arranged on the periphery of the central magnetic steel or/and the fixing part.
From the above description, it can be seen that by providing at least one set of side magnetic steels on the peripheral side of the center magnetic steel, the magnetic effect in the sound emitting device can be enhanced, thereby improving the sound emitting effect.
Further, the first central washer and the second central washer are rectangular-like; the connecting part is arranged on the short side part or/and the long side part of the first central washer, and the straight side is connected with the first central washer; the side of the fixing part, which is close to the first sound generating component, is provided with the side magnetic steel; and one side of the fixing part, which is close to the second sounding component, is provided with edge magnetic steel or is connected with the second sounding component.
As can be seen from the above description, by arranging the connecting portion at the short side of the first central washer, the occupation of the connecting portion in the space of the transmitting device can be reduced, so that more space is provided for arranging the magnetic steel, and the vibration effect of the acoustic device is improved; the connecting part is arranged on the long side part or the long side part and the short side part, and the stability of the connection between the first central washer and the second sounding component is improved although the space occupied by the connecting part is increased.
Further, the connecting part is arranged at the end part and the long side part of the first central washer; the side magnetic steel is respectively arranged between the adjacent connecting parts.
As is apparent from the above description, by providing the connection portion at the end portion and the long side portion of the first center washer, the effect of improving the vibration effect of the acoustic device and the effect of improving the connection stability are both considered.
Further, the side magnetic steel is provided with a first protruding part; the thickness of the first protruding part is smaller than that of the side magnetic steel; the first protruding portion is arranged on the side portion, close to the central magnetic steel, of the side magnetic steel, and is arranged on one side, far away from the first central washer.
From the above description, the first protruding portion is added on the side magnetic steel by using other empty spaces inside the sound generating device, and the effect of improving the sensitivity of the acoustic device is achieved by increasing the volume of the side magnetic steel.
Further, the central magnetic steel is provided with a second protruding part; the thickness of the second protruding part is smaller than that of the central magnetic steel; the second protruding portion is arranged at the edge of the central magnetic steel and is arranged at one side far away from the second central washer.
From the above description, the second protruding portion is added to the central magnetic steel by using other empty spaces inside the sound generating device, and the effect of improving the sensitivity of the acoustic device is achieved by increasing the volume of the central magnetic steel.
Further, the first sound generating assembly and the second sound generating assembly comprise a basin frame, a voice coil and a vibrating diaphragm; the basin frame of the first sounding component and the basin frame of the second sounding component form a containing frame; the vibrating diaphragms are respectively arranged at two sides of the accommodating frame; the voice coil is arranged between the basin frame and the central magnetic steel.
It can be seen from the above description that the frame, the voice coil, and the diaphragm are respectively provided for the first sounding component and the second sounding component, and the frame of the first sounding component and the frame of the second sounding component form a containing frame, so as to realize double-sided sounding while supporting the whole sounding device.
Another embodiment of the present utility model provides a sound emitting device, including a double-sided sound emitting device as described above.
The above-mentioned two-sided sound generating device of this embodiment can be applicable to in frivolous electronic equipment, such as in equipment such as cell-phone, panel computer, intelligent wrist-watch, the following explanation through concrete implementation:
example 1
Referring to fig. 1, a double-sided sound emitting device includes a first sound emitting component 1, a second sound emitting component 2, a first central washer 3, a second central washer 4, and a central magnetic steel 5; the first central washer 3 and the second central washer 4 are respectively arranged on two sides of the central magnetic steel 5; the first sounding component 1 is arranged on one side of the first central washer 3, which is far away from the central magnetic steel 5; the second sounding component 2 is arranged on one side of the second central washer 4, which is far away from the central magnetic steel 5; at least two symmetrical connecting parts 6 are arranged at the edge part of the first central washer 3, and the connecting parts 6 are connected with the first sounding component 1 or the second sounding component 2; a gap is arranged between the second center washer 4 and the center magnetic steel 5 and the connecting part 6; in an alternative embodiment, at least one group of edge magnetic steels 10, the edge magnetic steel 10 component is arranged on the periphery of the center magnetic steel 5 or/and the connecting part 6; the components can be fixedly connected in an adhesive or welding way; when the connecting part 6 is applied to the horn-shaped sounding device, the whole sounding device is arranged in a round shape, and the connecting part 6 is arranged at the edge part of the first central washer 3;
wherein, the first sound generating component 1 and the second sound generating component 2 each comprise a basin frame 7, a voice coil 8 and a vibrating diaphragm 9; the basin stand 7 of the first sounding component 1 and the basin stand 7 of the second sounding component 2 form a containing stand; the vibrating diaphragms 9 are respectively arranged on two sides of the accommodating frame;
referring to fig. 2-4, the voice coil 8 is disposed between the frame 7 and the central magnetic steel 5; the connecting part 6 is in an L-like shape and comprises a straight edge 61 and a fixing part 62; one end of the straight edge 61 is connected with the first central washer 3, and the other end of the straight edge 61 is connected with one end of the fixing part 62; the other end of the fixing part 62 is connected with the second sounding component 2; and the voice coil 8 of the first acoustic assembly 1 is of a different size than the voice coil 8 of the first acoustic assembly 1; the voice coil 8 of the first sound generating assembly 1 and the voice coil 8 of the second sound generating assembly 2 are arranged in an upper gap and a lower gap formed by the connecting part 6, namely the vibration height of the voice coil 8 of the first sound generating assembly 1 and the vibration height of the voice coil 8 of the second sound generating assembly 2 are arranged in a crossing way, so that the height of a sound generating device is reduced;
referring to fig. 3-4, in an alternative embodiment, the first central washer 3 and the second central washer 4 are rectangular-like; the connecting portion 6 is provided at a short side portion of the first central washer 3, and the straight edge 61 is connected to the first central washer 3; the side of the fixing portion 62, which is close to the first sound generating assembly 1, is provided with the side magnetic steel 10, the side of the fixing portion 62, which is close to the second sound generating assembly 2, is also provided with the side magnetic steel 10, and the fixing portion 62 and the side magnetic steel 10 are fixedly connected by means of bonding or the like; meanwhile, the side magnetic steel 10 may also be disposed at a long side portion corresponding to the center magnetic steel 5; the length of the straight edge 61 may be adjusted, so that the side of the fixing portion 62, which is close to the second sounding component 2, is directly connected to the basin frame 7, and at the same time, the volume of the side magnetic steel 10 on one side is increased.
Referring to fig. 5 to 6, in another alternative embodiment, the connection portion 6 is disposed at a long side portion of the first central washer 3; the arrangement mode and the size of the side magnetic steel 10 are changed along with the arrangement mode of the connecting part 6, so that the side magnetic steel 10 is matched with the connecting part 6 and the center magnetic steel 5.
Referring to fig. 7-8, in another alternative embodiment, the connection portion 6 is provided at both the long side portion and the short side portion of the first central washer 3.
Referring to fig. 9-10, in another alternative embodiment, the edge magnetic steel 10 is provided with a first protrusion 101; the thickness of the first protruding part 101 is smaller than that of the edge magnetic steel 10; the first protruding part 101 is arranged at the edge part of the edge magnetic steel 10, which is close to the central magnetic steel 5, and is arranged at one side far away from the first central washer 3; the central magnetic steel 5 is provided with a second protruding part 51; the thickness of the second protruding part 51 is smaller than that of the central magnetic steel 5; the second protruding portion 51 is disposed at an edge of the central magnetic steel 5, and is disposed at a side far from the second central washer 4.
Referring to fig. 11 to 14, in another alternative embodiment, the connection portion 6 is provided at an end portion and a long side portion of the first central washer 3; the side magnetic steels 10 are respectively arranged between the adjacent connecting parts 6; in order to avoid that the connecting portion 6 located at the long side portion occupies too much space, the size of the connecting portion 6 is reduced, and the connecting portion is disposed at the midpoint of the long side portion, so that the same-sized side magnetic steels 10 can be disposed at both sides thereof, and the magnetic circuit is made symmetrical.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent changes made by the specification and drawings of the present utility model, or direct or indirect application in the relevant art, are included in the scope of the present utility model.
Claims (9)
1. The double-sided sound production device is characterized by comprising a first sound production assembly, a second sound production assembly, a first central washer, a second central washer and central magnetic steel;
the first central washer and the second central washer are respectively arranged at two sides of the central magnetic steel;
the first sounding component is arranged on one side, far away from the central magnetic steel, of the first central washer;
the second sounding component is arranged on one side, far away from the central magnetic steel, of the second central washer;
the side part of the first central washer is provided with at least two symmetrical connecting parts, and the connecting parts are connected with the first sounding component or the second sounding component;
and a gap is arranged between the second center washer and the connecting part.
2. The double-sided sound generating device according to claim 1, wherein the connecting portion is L-like and comprises a straight edge and a fixing portion;
one end of the straight edge is connected with the first central washer, and the other end of the straight edge is connected with one end of the fixing part; the other end of the fixing part is connected with the second sounding component.
3. The dual sided sound emitting device of claim 2 further comprising at least one set of edge magnets;
the side magnetic steel component is arranged on the periphery of the central magnetic steel or/and the fixing part.
4. A two-sided sound emitting device as claimed in claim 3, wherein the first central washer and the second central washer are rectangular-like;
the connecting part is arranged on the short side part or/and the long side part of the first central washer, and the straight side is connected with the first central washer;
the side of the fixing part, which is close to the first sound generating component, is provided with the side magnetic steel;
and one side of the fixing part, which is close to the second sounding component, is provided with edge magnetic steel or is connected with the second sounding component.
5. The dual sided sound emitting device of claim 4, wherein the connection is provided at an end and a long side of the first central washer;
the side magnetic steel is respectively arranged between the adjacent connecting parts.
6. A two-sided sound emitting device according to claim 3, wherein the side magnetic steel is provided with a first protrusion;
the thickness of the first protruding part is smaller than that of the side magnetic steel;
the first protruding portion is arranged on the side portion, close to the central magnetic steel, of the side magnetic steel, and is arranged on one side, far away from the first central washer.
7. The double-sided sound generating device according to claim 1, wherein the central magnetic steel is provided with a second protrusion;
the thickness of the second protruding part is smaller than that of the central magnetic steel;
the second protruding portion is arranged at the edge of the central magnetic steel and is arranged at one side far away from the second central washer.
8. The dual sided sound emitting device of claim 1, wherein the first sound emitting assembly and the second sound emitting assembly each comprise a frame, a voice coil, and a diaphragm;
the basin frame of the first sounding component and the basin frame of the second sounding component form a containing frame;
the vibrating diaphragms are respectively arranged at two sides of the accommodating frame;
the voice coil is arranged between the basin frame and the central magnetic steel.
9. A sound emitting device comprising a double sided sound emitting device according to any one of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321020116.2U CN219981024U (en) | 2023-04-28 | 2023-04-28 | Double-sided sound production device and sound production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321020116.2U CN219981024U (en) | 2023-04-28 | 2023-04-28 | Double-sided sound production device and sound production equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219981024U true CN219981024U (en) | 2023-11-07 |
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ID=88583898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321020116.2U Active CN219981024U (en) | 2023-04-28 | 2023-04-28 | Double-sided sound production device and sound production equipment |
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| Country | Link |
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| CN (1) | CN219981024U (en) |
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2023
- 2023-04-28 CN CN202321020116.2U patent/CN219981024U/en active Active
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