CN217388997U - Bone conduction loudspeaker with voice coil vibrating - Google Patents
Bone conduction loudspeaker with voice coil vibrating Download PDFInfo
- Publication number
- CN217388997U CN217388997U CN202220689732.6U CN202220689732U CN217388997U CN 217388997 U CN217388997 U CN 217388997U CN 202220689732 U CN202220689732 U CN 202220689732U CN 217388997 U CN217388997 U CN 217388997U
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- voice coil
- bone conduction
- magnetic circuit
- accommodating groove
- assembly
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- 210000000988 bone and bone Anatomy 0.000 title claims abstract description 31
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 18
- 229910052742 iron Inorganic materials 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000003860 storage Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000012634 fragment Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model relates to an acoustics device technical field specifically discloses a osteoacusis loudspeaker of voice coil loudspeaker voice coil vibration, include: the shell is internally provided with a containing groove; the magnetic circuit assembly is fixed in the accommodating groove; the vibration assembly is located in the accommodating groove and comprises an elastic sheet, a fastener and a voice coil fixedly connected to the elastic sheet through the fastener. The utility model provides a bone conduction loudspeaker of voice coil loudspeaker voice coil vibration can effectively solve current bone conduction loudspeaker and can only carry out the equipment of inside device in the storage tank and lead to the lower problem of production efficiency.
Description
Technical Field
The utility model relates to an acoustics device technical field especially relates to a osteoacusis loudspeaker of voice coil loudspeaker voice coil vibration.
Background
The bone conduction loudspeaker comprises a shell provided with a containing groove, wherein internal devices such as a voice coil, a magnetic circuit assembly and an elastic sheet are arranged in the containing groove, when the bone conduction loudspeaker is assembled, the internal devices are required to be sequentially placed into the containing groove according to a certain sequence, and after the internal devices are assembled, the next internal device is placed.
The size of the bone conduction loudspeaker is not large, so the operation space provided by the accommodating groove is small, the operation difficulty of assembling the internal devices in the accommodating groove is large, and the production efficiency of the bone conduction loudspeaker is greatly reduced.
Therefore, need improve current bone conduction loudspeaker to it can only carry out the equipment of inside device in the storage tank and lead to the lower problem of production efficiency to solve.
The above information disclosed in this background section is only included to enhance understanding of the background of the disclosure and therefore may contain information that does not form the prior art that is currently known to one of ordinary skill in the art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bone conduction loudspeaker of voice coil loudspeaker voice coil vibration, can effectively solve current bone conduction loudspeaker and can only carry out the equipment of inside device in the storage tank and lead to the lower problem of production efficiency.
For reaching above purpose, the utility model provides a bone conduction loudspeaker of voice coil loudspeaker voice coil vibration, include:
the shell is internally provided with a containing groove;
the magnetic circuit assembly is fixed in the accommodating groove;
the vibration assembly is located in the accommodating groove and comprises an elastic sheet, a fastener and a voice coil fixedly connected to the elastic sheet through the fastener.
Optionally, the magnetic circuit assembly is fixed at the groove bottom of the accommodating groove;
the vibration assembly is located on one side, close to the opening of the accommodating groove, of the magnetic circuit assembly, and the voice coil is located on one side, close to the magnetic circuit assembly, of the elastic sheet.
The optional magnetic circuit component comprises T iron attached to the bottom of the accommodating groove and an annular magnet located on one side, close to the vibration component, of the T iron.
Optionally, a spacing space is arranged between the T iron and the annular magnet,
one end of the voice coil, which is far away from the elastic sheet, is inserted into the space.
Optionally, a circuit board for sealing the notch of the accommodating groove is arranged at the notch of the accommodating groove, and the circuit board is electrically connected with the voice coil through a connecting wire.
Optionally, the fastener is provided with a wire passing hole for the connecting wire to pass through.
Optionally, a first supporting copper ring is arranged between the elastic sheet and the circuit board, and a second supporting copper ring is arranged between the elastic sheet and the magnetic circuit assembly.
Optionally, a washer is arranged between the second supporting copper ring and the magnetic circuit assembly.
The beneficial effects of the utility model reside in that: the utility model provides a bone conduction loudspeaker of voice coil loudspeaker voice coil vibration uses the fastener to connect into the vibration subassembly with shell fragment and voice coil loudspeaker voice coil fastening in the casing outside earlier, then puts into the casing with magnetic circuit subassembly and vibration subassembly in proper order in, and the operation is gone on in the casing outside to critical equipment operation, need not to weld or counterpoint etc. operation in the narrow and small storage tank in the casing, and the whole operation degree of difficulty is lower when the event is accomplished the equipment, production efficiency is higher.
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 drawings without inventive exercise.
Fig. 1 is a schematic cross-sectional view of an embodiment of a voice coil vibrating bone conduction speaker;
fig. 2 is an exploded schematic view of a voice coil vibrating bone conduction speaker according to an embodiment.
In the figure:
1. a housing; 101. a containing groove;
2. a circuit board;
3. a first supporting copper ring;
4. a vibrating assembly; 401. a spring plate; 402. a fastener; 4021. a wire passing hole; 403. a voice coil;
5. a second supporting copper ring;
6. a magnetic circuit component; 601. t iron; 602. a ring-shaped magnet; 603. a separation space;
7. washer.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention are clearly and completely described with reference to the drawings in the embodiments of the present invention, and obviously, the embodiments described below 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.
In the description of the present invention, it is to be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
Furthermore, the terms "long", "short", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have the specific orientation, operate in the specific orientation configuration, and thus, should not be construed as limiting the present invention.
The present invention will be described in detail below with reference to specific embodiments shown in the accompanying drawings. However, these embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art based on these embodiments are all included in the scope of the present invention.
The utility model provides a bone conduction loudspeaker of voice coil loudspeaker voice coil vibration is applicable to the application scene of the installation of simplifying bone conduction loudspeaker, uses the fastener to connect into the vibration subassembly with shell fragment and voice coil loudspeaker voice coil fastening earlier in the casing outside, then puts into the casing with magnetic circuit subassembly and vibration subassembly in proper order again, and the critical equipment operation is gone on in the casing outside, so can effectively solve current bone conduction loudspeaker and only can carry out the equipment of inside device in the storage tank and lead to the lower problem of production efficiency.
Referring to fig. 1 and 2, in the present embodiment, the bone conduction speaker with voice coil 403 vibrating includes a housing 1, a circuit board 2, a first supporting copper ring 3, a vibrating assembly 4, a second supporting copper ring 5, and a magnetic circuit assembly 6.
Wherein:
a containing groove 101 with an upward opening is formed in the shell 1, and the circuit board 2 is located at the notch of the containing groove 101 so as to close the notch of the containing groove 101;
the vibration assembly 4 comprises a spring plate 401, a fastener 402 and a voice coil 403 fixedly connected to the spring plate 401 through the fastener 402; optionally, the fastener 402 is a rivet or a fastening bolt, and the like, which is not limited in this embodiment;
the magnetic circuit component 6 is fixed at the bottom of the accommodating groove 101, and specifically comprises a T-shaped iron 601 attached to the bottom of the accommodating groove 101 and an annular magnet 602 located on one side of the T-shaped iron 601 close to the vibration component 4;
the vibration component 4 is located on one side of the magnetic circuit component 6 close to the opening of the accommodating groove 101, and the voice coil 403 is located on one side of the elastic sheet 401 close to the magnetic circuit component 6; furthermore, a spacing space 603 is arranged between the T-shaped iron 601 and the annular magnet 602, and one end of the voice coil 403, which is far away from the elastic sheet 401, is inserted into the spacing space 603, so as to improve the acting force of the magnetic circuit component 6 on the vibrating component 4, increase the amplitude of the vibrating component 4, and improve the sound quality of the bone conduction speaker in which the voice coil 403 vibrates;
the first supporting copper ring 3 is located between the elastic sheet 401 and the circuit board 2, and the second supporting copper ring 5 is located between the elastic sheet 401 and the magnetic circuit component 6, so that the vibration component 4 is in a suspended state, and the vibration component 4 can vibrate and sound.
Optionally, a wire passing hole 4021 through which a connecting wire passes is formed in the middle of the fastener 402. Specifically, one end of the connection line is electrically connected to the voice coil 403, and the other end of the connection line passes through the wire passing hole 4021 and is electrically connected to the bottom surface of the circuit board 2 through a connector or a pad.
Optionally, a washer 7 is arranged between the second supporting copper ring 5 and the magnetic circuit assembly 6, so as to prevent the second copper ring from directly contacting the ring magnet 602 to cause magnetic flux leakage.
The assembly process of the bone conduction speaker with voice coil 403 vibrating provided in this embodiment is as follows:
s10: firstly, stacking and aligning the elastic sheet 401 and the voice coil 403, and then penetrating the fastener 402 to enable the elastic sheet 401 and the voice coil 403 to form a whole, thereby obtaining the vibration assembly 4;
it should be noted that the assembly process of the vibration component 4 can be performed outside the accommodating groove 101, so that the operation difficulty is low and the production efficiency is high;
s20: one end of the connecting wire is connected to the connecting position of the voice coil 403, and the other end of the connecting wire extends to the upper part of the elastic sheet 401 after passing through the wire passing hole 4021;
s30: the T iron 601, the annular magnet 602, the washer 7, the second supporting copper ring 5, the vibration component 4 and the first supporting copper ring 3 are sequentially placed into the accommodating groove 101;
then the other end of the connecting wire is connected to the bottom surface of the circuit board 2;
finally, the circuit board 2 is fixed on the shell 1 by sealing glue or screwing and the like, and the assembly of the bone conduction loudspeaker with the voice coil 403 vibrating can be completed;
it should be noted that, in step S30, only the T-iron 601, the ring-shaped magnet 602, the washer 7, the second supporting copper ring 5, the vibrating assembly 4, the first supporting copper ring 3, and other internal devices need to be directly placed in the receiving groove 101, and operations such as welding or alignment need not to be performed in the narrow receiving groove 101, and the connection process between the connection line and the circuit board 2 can also be completed in an open space above the housing 1, so that the overall operation difficulty is low and the production efficiency is high when the assembly is completed.
After the assembly of the bone conduction speaker with the voice coil 403 vibrating is completed, when sound needs to be played, the circuit board 2 provides an electric signal to the voice coil 403 through the connecting line, so that a magnetic field generated by the voice coil 403 changes, and the magnetic circuit assembly 6 is fixed relative to the shell 1, so that the voice coil 403 can carry the elastic sheet 401 to vibrate up and down under the action of the changing magnetic field, and vibration sound production is realized.
The osteoacusis loudspeaker of voice coil loudspeaker voice coil vibration that this embodiment provided accomplishes the equipment work of vibration subassembly outside the casing earlier, then puts into the casing with each inside device in proper order, need not to weld or counterpoint etc. operation in the narrow and small storage tank in the casing, so when accomplishing the equipment the whole operation degree of difficulty is lower, production efficiency is higher.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (8)
1. A voice coil vibrating bone conduction speaker, comprising:
the shell is internally provided with a containing groove;
the magnetic circuit assembly is fixed in the accommodating groove;
the vibration assembly is located in the accommodating groove and comprises an elastic sheet, a fastener and a voice coil fixedly connected to the elastic sheet through the fastener.
2. The voice coil vibrating bone conduction horn of claim 1, wherein the magnetic circuit assembly is fixed at a groove bottom of the accommodating groove;
the vibration assembly is located on one side, close to the opening of the accommodating groove, of the magnetic circuit assembly, and the voice coil is located on one side, close to the magnetic circuit assembly, of the elastic sheet.
3. The voice coil vibrating bone conduction horn of claim 2, wherein the magnetic circuit assembly comprises a T-iron attached to the bottom of the receiving slot and a ring magnet located on a side of the T-iron adjacent to the vibrating assembly.
4. The voice coil vibrating bone conduction speaker according to claim 3, wherein a spacing space is provided between the T-iron and the ring magnet,
one end of the voice coil, which is far away from the elastic sheet, is inserted into the space.
5. The bone conduction speaker with vibrating voice coil according to claim 1, wherein a circuit board for closing the opening of the accommodating groove is disposed at the opening of the accommodating groove, and the circuit board is electrically connected to the voice coil through a connection wire.
6. The voice coil vibrating bone conduction horn of claim 5, wherein the fastener is provided with a wire passing hole through which the connection wire passes.
7. The voice coil vibrating bone conduction loudspeaker according to claim 5, wherein a first supporting copper ring is arranged between the spring plate and the circuit board, and a second supporting copper ring is arranged between the spring plate and the magnetic circuit assembly.
8. The voice coil vibrating bone conduction horn of claim 7, wherein a washer is disposed between the second supporting copper ring and the magnetic circuit assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220689732.6U CN217388997U (en) | 2022-03-28 | 2022-03-28 | Bone conduction loudspeaker with voice coil vibrating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220689732.6U CN217388997U (en) | 2022-03-28 | 2022-03-28 | Bone conduction loudspeaker with voice coil vibrating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217388997U true CN217388997U (en) | 2022-09-06 |
Family
ID=83104261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220689732.6U Active CN217388997U (en) | 2022-03-28 | 2022-03-28 | Bone conduction loudspeaker with voice coil vibrating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217388997U (en) |
-
2022
- 2022-03-28 CN CN202220689732.6U patent/CN217388997U/en active Active
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| GR01 | Patent grant |