CN219611985U - Moving coil earphone with closed structure - Google Patents
Moving coil earphone with closed structure Download PDFInfo
- Publication number
- CN219611985U CN219611985U CN202320145149.3U CN202320145149U CN219611985U CN 219611985 U CN219611985 U CN 219611985U CN 202320145149 U CN202320145149 U CN 202320145149U CN 219611985 U CN219611985 U CN 219611985U
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- earphone
- moving coil
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- coil unit
- shell
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- 238000009413 insulation Methods 0.000 claims abstract description 36
- 239000002023 wood Substances 0.000 claims abstract description 25
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 5
- 239000000741 silica gel Substances 0.000 claims abstract description 5
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 5
- 239000000463 material Substances 0.000 claims description 11
- 241000208140 Acer Species 0.000 claims description 4
- 244000144730 Amygdalus persica Species 0.000 claims description 4
- 241000219495 Betulaceae Species 0.000 claims description 4
- 240000000731 Fagus sylvatica Species 0.000 claims description 4
- 235000010099 Fagus sylvatica Nutrition 0.000 claims description 4
- 241000219071 Malvaceae Species 0.000 claims description 4
- YBZUGUWOQLUNKD-PMPSAXMXSA-N Palustrine Chemical compound C1C(=O)NCCCCNCCCN2[C@H]([C@@H](O)CC)CC=C[C@@H]21 YBZUGUWOQLUNKD-PMPSAXMXSA-N 0.000 claims description 4
- YMALJVLSPODBKM-UHFFFAOYSA-N Palustrine Natural products C1C(=O)NCCCCNCCCN2C(C(O)CC)C=CCC21 YMALJVLSPODBKM-UHFFFAOYSA-N 0.000 claims description 4
- 235000006040 Prunus persica var persica Nutrition 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 241000220317 Rosa Species 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 abstract description 6
- 238000001228 spectrum Methods 0.000 abstract description 2
- 230000001629 suppression Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 2
- 244000086363 Pterocarpus indicus Species 0.000 description 1
- 235000009984 Pterocarpus indicus Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 241000894007 species Species 0.000 description 1
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- Headphones And Earphones (AREA)
Abstract
The utility model relates to a moving coil earphone with a closed structure, which comprises an earphone and a head beam. The earphone is a head-wearing movable coil earphone, the number of the earphone is two, the two earphones are connected through a head beam, and a silica gel pad or a rubber pad is arranged below the head beam and used for protecting the head; the earphone comprises a sound-proof cover module, a moving coil unit, a space adjusting unit and a wooden shell; and a closed space is formed between the inside of the wooden shell and the movable coil unit, an echo cavity is formed in the closed space, and the size of actually participating in echo in the closed space between the movable coil unit and the wooden shell is regulated by the space regulating unit. The outer shell is formed by using the tonewood music timber in the wood structure, a closed space is formed in the shell, and an echo cavity is formed by the space structure, so that the suppression of frequency spectrum and vibration is realized, the sound rays of the earphone are more balanced and natural, and the tone quality is improved; the rotary sound insulation plate and the wooden shell are arranged, and the structure of the echo cavity is finely adjusted; when the two sound insulation plates rotate relatively, the sound insulation plates can be adjusted in a large range.
Description
Technical Field
The utility model relates to the field of earphones, in particular to a moving-coil earphone with a closed structure.
Background
The moving coil earphone principle is similar to a common loudspeaker, a coil in a permanent magnetic field is connected with a vibrating diaphragm, and the coil drives the vibrating diaphragm to sound under the drive of signal current. The wood earphone is favored by the vast users because of more balanced and natural sound rays, improved tone quality, excellent restoring performance and beautiful appearance.
For wood headphones, the various types of wood vary in density, elasticity, porosity, fiber shape, and adhesion. This results in different wood species that differ significantly in fundamental resonance frequency and material damping factor. Therefore, aiming at different batches of wood, even the same batch of wood, the frequency response characteristics of different earphones can be slightly different; in the actual manufacturing of the earphone, the uniformity of sound of the earphone is poor;
therefore, a movable coil earphone with an adjustable closed structure is required to be designed, and the frequency response curve of the earphone can be adjusted during production, so that the uniformity of the earphone is improved.
Disclosure of Invention
In order to solve the above problems, the present utility model provides a moving coil earphone with a closed structure, which comprises an earphone and a head beam.
The earphone is a head-wearing movable coil earphone, the number of the earphone is two, the two earphones are connected through a head beam, and a silica gel pad or a rubber pad is arranged below the head beam and used for protecting the head;
the earphone comprises a sound-proof cover module, a moving coil unit, a space adjusting unit and a wooden shell;
and a closed space is formed between the inside of the wooden shell and the movable coil unit, an echo cavity is formed in the closed space, the size of actually participating in echo in the closed space between the movable coil unit and the wooden shell is regulated by the space regulating unit, and the diameter of the movable coil unit is 30mm to 50mm.
The wood shell is made of beech, rose wood, maple, alder, palustrine ash wood, basswood or peach blossom wood.
A sponge cover is arranged on one side of the sound-proof cover module, and the sponge cover is annular; a moving coil unit is arranged on the other side of the sound-proof housing module; the diameter of the moving coil unit is smaller than that of the sound-proof housing module; the edge of the wooden shell is in contact installation with the edge of the sound-proof housing module;
the sound producing direction of the moving coil unit faces the annular center of the sponge cover on the sound-proof cover module; a space adjusting unit is arranged between the moving coil unit and the wooden shell.
The space adjusting unit comprises two sound insulation plates which are arranged front and back, are paraboloid-shaped and are made of wood materials; the sound insulation board divides the space between the wooden shell and the moving coil unit into two parts, and holes are distributed on the sound insulation board;
the summit position of two acoustic celotex boards around uses the pivot to connect, and the edge of two acoustic celotex boards sets up and rotates drive arrangement for the acoustic celotex board can rotate round the axle, and hole distribution size and position on two acoustic celotex boards are different, and the hole intercommunication of difference when rotatory makes the space between movable coil unit and the wooden casing communicate through a plurality of holes of intercommunication.
The material of the baffle is different from the material of the wood shell, and the density of the material of the baffle is less than that of the wood shell.
The edge of the sound insulation plate is provided with an annular frame, the outer surface of the annular frame is toothed, and the rotary driving device is a plurality of motor-driven gears arranged around the annular frame; the motor is fixedly arranged on the wooden shell, at least three gears fix the annular frame, and the gears rotate to drive the annular frame to rotate; each of the baffles has an independent gear drive so that the baffles can rotate relative to each other.
The beneficial effects of the utility model are as follows:
the utility model designs a novel moving coil earphone structure, an external shell is formed by using tonewood music timber in a wooden structure, a closed space is formed in the shell, and an echo cavity is formed in a space structure, so that the suppression of frequency spectrum and vibration is realized, the sound rays of the earphone are more balanced and natural, and the tone quality is improved;
the utility model forms a closed space between the inside of the wooden shell and the movable coil unit, the closed space forms an echo cavity, and the size of actually participating in echo in the closed space between the movable coil unit and the wooden shell is regulated by the space regulating unit.
The rotary sound insulation plates and the wooden shell are arranged, so that when the two sound insulation plates integrally rotate, the two sound insulation plates can move relative to the wooden shell, and the structure of the echo cavity is finely adjusted; when the two sound insulation plates rotate relatively, the sound insulation plates can be adjusted in a large range.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a perspective view of the earphone of the present utility model;
FIG. 2 is an elevational view of the earphone of the present utility model;
FIG. 3 is a schematic diagram of the receiver structure of the present utility model;
fig. 4 is a schematic view of the baffle of the present utility model.
Detailed Description
Example 1:
referring to fig. 1-4, the utility model provides a moving coil earphone with a closed structure, which comprises an earphone 2 and a head beam 1.
The earphone is a head-wearing movable coil earphone, the number of the two earphones 2 is two, the two earphones 2 are connected through the head beam 1, and a silica gel pad or a rubber pad is arranged below the head beam and used for protecting the head;
the earphone 2 comprises a sound-proof cover module 3, a moving coil unit 4, a space adjusting unit 5 and a wooden shell 6;
a closed space is formed between the inside of the wooden shell 6 and the moving coil unit 4, the closed space forms an echo cavity, and the diameter of the moving coil unit is 30mm;
the space adjusting unit 5 comprises two sound insulation plates 51 which are arranged front and back, wherein the sound insulation plates 51 are parabolic and are made of wood materials; the sound insulation plate 51 divides the space between the wooden housing 6 and the moving coil unit 4 into two parts, and holes 52 are distributed on the sound insulation plate 51.
The wood shell 6 is made of beech, rose, maple, alder, palustrine, basswood or peach.
A sponge cover is arranged on one side of the sound-proof cover module 3, and the sponge cover is annular; the other side of the sound-proof housing module 3 is provided with a moving coil unit 4; the diameter of the moving coil unit 4 is smaller than that of the sound-proof housing module 3; the edge of the wooden shell 6 is in contact installation with the edge of the sound-proof housing module 3;
the sound producing direction of the moving coil unit 4 faces the annular center of the sponge cover on the sound-proof cover module 3; a space adjusting unit 5 is arranged between the moving coil unit 4 and the wooden shell 6.
The vertex positions of the front and rear sound insulation plates 51 are provided with rotating shafts 53 for connection, the edges of the two sound insulation plates 51 are provided with rotating driving devices, the sound insulation plates 51 can rotate around the shafts, the holes 52 on the two sound insulation plates 51 are different in distribution size and position, the different holes 52 are communicated during rotation, and the space between the moving coil unit 4 and the wooden shell 6 is communicated through a plurality of communicated holes 52.
The material of the baffle plate 51 is different from the wood of the wood shell 6.
The edge of the sound insulation plate 51 is provided with an annular frame 54, the outer surface of the annular frame 54 is in a toothed shape, and the rotation driving device is provided with a plurality of motor-driven gears 55 which are arranged around the annular frame; the motor is fixedly arranged on the wooden shell 6, at least three gears fix the annular frame, and the gears 55 rotate to drive the annular frame to rotate; each baffle 51 is driven by a separate gear 55 so that the baffles 51 can rotate relative to each other.
Example 2:
referring to fig. 1-4, the utility model provides a moving coil earphone with a closed structure, which comprises an earphone 2 and a head beam 1.
The earphone is a head-wearing movable coil earphone, the number of the two earphones 2 is two, the two earphones 2 are connected through the head beam 1, and a silica gel pad or a rubber pad is arranged below the head beam and used for protecting the head;
the earphone 2 comprises a sound-proof cover module 3, a moving coil unit 4, a space adjusting unit 5 and a wooden shell 6;
a closed space is formed between the inside of the wooden shell 6 and the moving coil unit 4, the closed space forms an echo cavity, and the diameter of the moving coil unit is 50mm;
the space adjusting unit 5 comprises two sound insulation plates 51 which are arranged front and back, wherein the sound insulation plates 51 are parabolic and are made of wood materials; the sound insulation plate 51 divides the space between the wooden housing 6 and the moving coil unit 4 into two parts, and holes 52 are distributed on the sound insulation plate 51.
The wood shell 6 is made of beech, rose, maple, alder, palustrine, basswood or peach.
A sponge cover is arranged on one side of the sound-proof cover module 3, and the sponge cover is annular; the other side of the sound-proof housing module 3 is provided with a moving coil unit 4; the diameter of the moving coil unit 4 is smaller than that of the sound-proof housing module 3; the edge of the wooden shell 6 is in contact installation with the edge of the sound-proof housing module 3;
the sound producing direction of the moving coil unit 4 faces the annular center of the sponge cover on the sound-proof cover module 3; a space adjusting unit 5 is arranged between the moving coil unit 4 and the wooden shell 6.
The vertex positions of the front and rear sound insulation plates 51 are provided with rotating shafts 53 for connection, the edges of the two sound insulation plates 51 are provided with rotating driving devices, the sound insulation plates 51 can rotate around the shafts, the holes 52 on the two sound insulation plates 51 are different in distribution size and position, the different holes 52 are communicated during rotation, and the space between the moving coil unit 4 and the wooden shell 6 is communicated through a plurality of communicated holes 52.
The material of the baffle plate 51 is different from the wood of the wood shell 6.
The edge of the sound insulation plate 51 is provided with an annular frame 54, the outer surface of the annular frame 54 is in a toothed shape, and the rotation driving device is provided with a plurality of motor-driven gears 55 which are arranged around the annular frame; the motor is fixedly arranged on the wooden shell 6, at least three gears fix the annular frame, and the gears 55 rotate to drive the annular frame to rotate; each baffle 51 is driven by a separate gear 55 so that the baffles 51 can rotate relative to each other.
The number of holes in two baffles 51 is 50, one of which has 30 holes and the other has 20 holes.
The description of the foregoing embodiments has been provided for the purposes of illustration and description. It is not intended to be exhaustive or to limit the disclosure. Individual elements or features of a particular embodiment are generally not limited to the particular embodiment, but, where applicable, may be interchanged and used with the selected embodiment even if not specifically shown or described. The same elements or features may also be varied in many ways. Such variations are not to be regarded as a departure from the disclosure, and all such modifications are intended to be included within the scope of the disclosure.
Example embodiments are provided so that this disclosure will be thorough, and will fully convey the scope to those skilled in the art. Numerous details are set forth, such as examples of specific parts, devices, and methods, in order to provide a thorough understanding of embodiments of the present disclosure. It will be apparent to one skilled in the art that the exemplary embodiments may be embodied in many different forms without the use of specific details, and neither should be construed to limit the scope of the disclosure. In certain example embodiments, well-known processes, well-known device structures, and well-known techniques are not described in detail.
The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises" and "comprising" are inclusive and, therefore, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order discussed and illustrated, unless specifically indicated. It should also be appreciated that additional or alternative steps may be employed.
Claims (6)
1. The utility model provides a moving coil earphone of enclosed construction, includes earphone (2) and head beam (1), its characterized in that:
the earphone is a head-wearing movable coil earphone, the number of the two earphones (2) is two, the two earphones (2) are connected through a head beam (1), and a silica gel pad or a rubber pad is arranged under the head beam (1) and used for protecting the head;
the earphone (2) comprises a sound-proof cover module (3), a moving coil unit (4), a space adjusting unit (5) and a wooden shell (6), wherein the diameter of the moving coil unit is 30mm to 50mm;
a closed space is formed between the inside of the wooden shell (6) and the moving coil unit (4), and an echo cavity is formed in the closed space;
the space adjusting unit (5) comprises two sound insulation plates (51) which are arranged front and back, wherein the sound insulation plates (51) are parabolic and are made of wood materials; the sound insulation plate (51) divides the space between the wooden shell (6) and the moving coil unit (4) into two parts, and holes (52) are distributed on the sound insulation plate (51).
2. The closed structure moving coil earphone of claim 1, wherein:
the wood shell (6) is made of beech, rose, maple, alder, palustrine, basswood or peach blossom.
3. The closed structure moving coil earphone of claim 1, wherein:
a sponge cover is arranged on one side of the sound-proof cover module (3), and the sponge cover is annular; a moving coil unit (4) is arranged on the other side of the sound-proof housing module (3); the diameter of the moving coil unit (4) is smaller than that of the sound-proof housing module (3); the edge of the wooden shell (6) is in contact installation with the edge of the sound-proof housing module (3);
the sound producing direction of the moving coil unit (4) faces the annular center of the sponge cover on the sound-proof cover module (3); a space adjusting unit (5) is arranged between the moving coil unit (4) and the wooden shell (6).
4. A closed structure moving coil earphone according to claim 3, wherein:
the summit position of two acoustic celotex boards (51) around sets up pivot (53) and connects, and the edge of two acoustic celotex boards (51) sets up and rotates drive arrangement for acoustic celotex board (51) can rotate round the axle, and hole (52) on two acoustic celotex boards (51) distribute size and position difference, and hole (52) that differ communicate when rotatory, make space between moving coil unit (4) and wooden casing (6) communicate through hole (52) of a plurality of intercommunications.
5. The closed-architecture moving coil earphone of claim 4, wherein:
the material of the sound insulation board (51) is different from the wood of the wood shell (6).
6. The closed-architecture moving coil earphone of claim 4, wherein:
an annular frame (54) is arranged at the edge of the sound insulation plate (51), the outer surface of the annular frame (54) is in a toothed shape, and the rotation driving device is a plurality of motor-driven gears (55) arranged around the annular frame; the motor is fixedly arranged on the wooden shell (6), the annular frame is fixed by at least three gears, and the gears (55) rotate to drive the annular frame to rotate; each baffle (51) is driven by a separate gear (55) so that the baffles (51) can rotate relative to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320145149.3U CN219611985U (en) | 2023-02-07 | 2023-02-07 | Moving coil earphone with closed structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320145149.3U CN219611985U (en) | 2023-02-07 | 2023-02-07 | Moving coil earphone with closed structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219611985U true CN219611985U (en) | 2023-08-29 |
Family
ID=87747688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320145149.3U Active CN219611985U (en) | 2023-02-07 | 2023-02-07 | Moving coil earphone with closed structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219611985U (en) |
-
2023
- 2023-02-07 CN CN202320145149.3U patent/CN219611985U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: No. 2001, Yingbin West Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province 215553 Patentee after: Kunshan Haifeiman Technology Group Co.,Ltd. Country or region after: China Address before: No. 2001, Yingbin West Road, Bacheng Town, Kunshan City, Suzhou City, Jiangsu Province 215553 Patentee before: Kunshan Haifeiman Technology Group Co.,Ltd. Country or region before: China |