CN210725319U - Full-frequency bone conduction loudspeaker with adjustable tone quality - Google Patents
Full-frequency bone conduction loudspeaker with adjustable tone quality Download PDFInfo
- Publication number
- CN210725319U CN210725319U CN201921710070.0U CN201921710070U CN210725319U CN 210725319 U CN210725319 U CN 210725319U CN 201921710070 U CN201921710070 U CN 201921710070U CN 210725319 U CN210725319 U CN 210725319U
- Authority
- CN
- China
- Prior art keywords
- bone conduction
- cavity
- vibration transmission
- full
- vibration
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Details Of Audible-Bandwidth Transducers (AREA)
Abstract
The utility model discloses a full bone conduction loudspeaker of frequency of adjustable tone quality, include: the magnet part comprises a vibrator and a magnet, the vibrator is provided with a first cavity, and the magnet is arranged in the first cavity; the counterweight body is sleeved outside the vibrating body; the coil part comprises a fixed body and a coil, the fixed body is provided with a second basin cavity, the coil is arranged in the second basin cavity, and the second basin cavity is opposite to the first basin cavity; and the vibration transmission sheet is in a ring-shaped sheet shape, and the inner ring and the outer ring of the vibration transmission sheet are respectively connected with the vibration body and the fixed body. The utility model provides a full bone conduction loudspeaker frequently establishes the counter weight body at the pendulum outside cover, and the counter weight body can adopt different thickness, length, material and shape according to the demand difference, can change the weight of pendulum and change the amplitude of biography vibration piece, produces different tone quality effects to satisfy the demand of consumer to bone conduction tone quality differentiation.
Description
Technical Field
The utility model relates to an audio frequency propagates technical field, especially relates to a full bone conduction loudspeaker of frequency of adjustable tone quality.
Background
Nowadays, people have higher and higher requirements on sound, the requirements on sound are different, people want high pitch to be bright, people want low pitch to be deep, and the existing bone conduction loudspeaker is difficult to meet the requirements of customers on bone conduction tone quality differentiation due to the structure and material characteristics of products.
And the existing bone conduction loudspeaker needs one set of production line for production in each specification, so that the cost of an enterprise is higher and the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above prior art at least one defect, the utility model provides a full frequency bone conduction loudspeaker of adjustable tone quality.
The utility model discloses a solve the technical scheme that its problem adopted and be:
a full-frequency bone conduction loudspeaker with adjustable tone quality comprises: the magnet part comprises a vibrator and a magnet, the vibrator is provided with a first cavity, and the magnet is arranged in the first cavity; the counterweight body is sleeved outside the vibrating body; the coil part comprises a fixed body and a coil, the fixed body is provided with a second basin cavity, the coil is arranged in the second basin cavity, and the second basin cavity is opposite to the first basin cavity; and the vibration transmission sheet is in a ring-shaped sheet shape, and the inner ring and the outer ring of the vibration transmission sheet are respectively connected with the vibration body and the fixed body.
The utility model provides a full bone conduction loudspeaker frequently establishes the counter weight body at the pendulum outside cover, and the counter weight body can adopt different thickness, length, material and shape according to the demand difference, can change the weight of pendulum and change the amplitude of biography vibration piece, produces different tone quality effects to satisfy the demand that satisfies the consumer to bone conduction tone quality differentiation.
Furthermore, a convex ring is radially arranged outwards on the edge of the opening end of the vibrating body, and the vibration transmission piece is clamped between the balance weight body and the convex ring.
Therefore, the vibration transmission sheet is clamped and fixed on the vibrating body through the convex ring and the balance weight body, so that the connection between the vibration transmission sheet and the vibrating body is more stable, the connection strength of the vibration transmission sheet and the vibrating body is ensured, and the assembly difficulty of the vibration transmission sheet is also simplified.
Further, the vibrating body is integrally formed with the convex ring.
Further, the fixed body includes top cap and fixed bolster, the fixed bolster is the tubulose that runs through from top to bottom, the fixed bolster is connected respectively top cap and pass the piece that shakes, the coil set up in on the top cap.
Therefore, the vibration transmission sheet can be connected with the fixed support, the vibrating body is filled in from the inner cavity of the fixed support, the counterweight body is sleeved on the vibrating body and clamps the fixed vibration transmission sheet, and finally the top cover is covered on the fixed support in a sealing mode.
Further, the top cover is made of plastic or metal or composite materials.
Further, the fixed support and the vibration transmission piece are connected in an in-mold injection molding or laser welding mode.
Furthermore, the counterweight body is made of plastic cement, metal or composite materials.
To sum up, the utility model provides a full bone conduction loudspeaker frequently has following technological effect:
1) the balance weight body is sleeved on the outer side of the vibrating body, and can be made of different thicknesses, lengths, materials and shapes according to different requirements, so that the weight of the vibrating body and the amplitude of the vibration transmission piece can be changed, different sound quality effects are generated, and the requirements of customers on bone conduction sound quality differentiation are met;
2) the vibration transmission sheet is clamped and fixed on the vibration body through the convex ring and the balance weight body, so that the connection between the vibration transmission sheet and the vibration body is more stable, the connection strength between the vibration transmission sheet and the vibration body is ensured, and the assembly difficulty of the vibration transmission sheet can be simplified;
3) during assembly, the vibration transmission sheet is connected with the fixed support, the vibrating body is arranged in the inner cavity of the fixed support, the counterweight body is sleeved on the vibrating body and clamps the fixed vibration transmission sheet, and finally the top cover is covered on the fixed support in a sealing mode.
Drawings
Fig. 1 is an exploded view of an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of the full band bone conduction speaker of FIG. 1;
fig. 3 and fig. 4 are schematic structural diagrams of assembling counterweight bodies with different specifications in the embodiment of the present invention.
Wherein the reference numerals have the following meanings:
1. a fixed body; 11. a top cover; 12. fixing a bracket; 13. a second basin cavity; 2. a coil; 3. a magnet; 4. a vibrating body; 41. a first basin cavity; 42. a convex ring; 5. a vibration transmission sheet; 6. a counterweight body.
Detailed Description
For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Referring to fig. 1 and 2, the utility model discloses a full bone conduction loudspeaker of adjustable tone quality, include: the vibration generator comprises a magnet part, a counterweight body 6, a coil part and a vibration transmission sheet 5, wherein the magnet part comprises a vibrator 4 and a magnet 3, the vibrator 4 is provided with a first cavity 41, one end of the first cavity 41 is opened towards the upper part, and the magnet 3 is arranged in the first cavity 41; the counterweight body 6 is sleeved outside the vibrating body 4; the coil part comprises a fixed body 1 and a coil 2, the fixed body 1 is provided with a second basin cavity 13, one end of the second basin cavity 13 is opened towards the lower part, the coil 2 is arranged in the second basin cavity 13, and the second basin cavity 13 is arranged opposite to the first basin cavity 41; the vibration transmission sheet 5 is in a ring-shaped sheet shape, and the inner ring and the outer ring of the vibration transmission sheet are respectively connected with the vibration body 4 and the fixed body 1.
From this, magnet 3 and coil 2 are all installed in the enclosure space that first pelvic cavity 41 and second pelvic cavity 13 enclose, 4 and the fixed body 1 of pendulum are connected respectively to the interior outer ring through the piece 5 that shakes, and establish the counter weight body 6 at 4 outside covers of pendulum, the counter weight body 6 can adopt different thickness according to the demand difference, length, material and shape, can change the weight of pendulum 4 and change the amplitude of the piece 5 that shakes, so as to satisfy different tone quality requirements, and when guaranteeing to satisfy the multiple model loudspeaker of production, simplify production facility and production line, save manufacturing cost, improve production efficiency and rate of equipment utilization.
Referring to fig. 2, specifically, the vibrating body 4 is substantially cylindrical, and an upper end surface of the vibrating body 4 is recessed inwards to form the first cavity 41; a positioning groove is formed in the middle of the bottom of the first cavity 41, and the lower end of the magnet 3 is mounted in the positioning groove in a gluing mode or a welding mode or a rubber coating mode.
In this embodiment, a convex ring 42 is radially disposed outward from the edge of the opening end of the vibration body 4, and the vibration transmission plate 5 is sandwiched between the weight body 6 and the convex ring 42. Specifically, the vibrating body 4 is integrally formed with a convex ring 42, and the convex ring 42 is formed by extending the edge of the opening end of the vibrating body 4 radially outward; the inner diameter of the vibration transmission plate 5 is matched with the outer diameter of the vibration body 4. During installation, the balance weight body 6 is sleeved into the vibrating body 4 from the lower part of the vibrating body 4, the balance weight body 6 is matched with the convex ring 42 to clamp and fix the vibration transmission piece 5 on the vibrating body 4, so that the connection between the vibration transmission piece 5 and the vibrating body 4 is more stable, the connection strength between the vibration transmission piece 5 and the vibrating body 4 is ensured, and meanwhile, the assembly difficulty of the vibration transmission piece 5 can be simplified.
In this embodiment, the fixing body 1 includes a top cover 11 and a fixing bracket 12, the fixing bracket 12 is in a tubular shape penetrating up and down, the fixing bracket 12 is respectively connected to the top cover 11 and the vibration transmission plate 5, and the coil 2 is disposed on the top cover 11. Specifically, the top cover 11 is sealed at an opening at the upper end of the fixed support 12 by bonding or welding, and the top cover 11 and the fixed support 12 enclose the second cavity 13; the opening diameter and the inner diameter of the upper end and the lower end of the fixed support 12 are both larger than the outer diameter of the convex ring 42. The fixed support 12 is connected with the vibration transmission piece 5 in an in-mold injection molding or laser welding mode, so that the connection is firm, the fixed support 12 is prevented from being separated from the vibration transmission piece 5 and falling off during severe vibration, and the connection strength of the fixed support 12 and the vibration transmission piece 5 is improved.
In this embodiment, the top cover 11 may be made of plastic, metal, or composite material. The top cover 11 is not in direct contact with the vibration transmitting plate 5, and the top cover 11 is not a main mechanical wave generating member, so that the material of the top cover 11 does not need to be a metal material. When the top cover 11 is made of plastic or composite materials, the production cost and the overall weight of the loudspeaker can be reduced.
When the full-frequency bone conduction loudspeaker is assembled on a production line, the vibration transmission sheet 5 can be connected with the fixed support 12, then the vibration body 4 is filled into the inner cavity of the fixed support 12 from the opening at the upper end of the fixed support 12 until the convex ring 42 is in butt joint with the vibration transmission sheet 5, then the counterweight body 6 is sleeved on the vibration body 4 and clamps and fixes the vibration transmission sheet 5, and finally the top cover 11 is covered at the opening at the upper end of the fixed support 12, so that the whole assembly is convenient, and the automatic production is convenient to realize.
Referring to fig. 2 to 4, in the present embodiment, the weight body 6 may be made of plastic, metal, or composite material, and the shape and size of the weight body 6 may be in various specifications, such as a tubular shape, a hollow circular truncated cone shape, and the like. Different weights can be produced by the counterweight bodies 6 with different materials, shapes and sizes, so that the weight of the vibrating body 4 is changed to cause the amplitude of the vibration transmission piece 5 to change, and different sound quality effects can be produced. When the weight of the counterweight body 6 is heavier, the amplitude of the vibration transmission piece 5 is smaller, and the tone quality is biased to be bass; when the weight of the weight 6 is lighter, the amplitude of the vibration transmitting piece 5 is larger, and the tone quality is biased to medium-high sound.
In the present embodiment, the thickness of the vibration transmission plate 5 is between 0.03mm and 0.5 mm. The thickness of the vibration transmission sheet 5 is adjusted according to the size and power of the full-frequency bone conduction loudspeaker, and the thickness of the vibration transmission sheet 5 is thicker when the size of the full-frequency bone conduction loudspeaker is larger, and is thinner otherwise.
In other preferred embodiments, the magnet portion further includes a washer piece attached to an end of the magnet 3 away from the first cavity 41. Wherein, the washer piece forms a magnetic gap with the first cavity 41 of the vibrator 4, and provides a uniform magnetic field required by the movement for the coil 2. Indeed, with the advancement of the technology, the washer sheet can be omitted without affecting the magnetic field of the magnet portion, and the present invention is not limited as to whether the magnet portion includes the washer sheet.
To sum up, the full-frequency bone conduction speaker provided by the utility model changes the weight of the vibrating body 4 and the amplitude of the vibration transmission piece 5 by changing the material and the shape of the counterweight body 6, so as to generate different tone quality effects, thereby meeting the demand of customers for the differentiation of bone conduction tone quality; when the loudspeakers with different specifications and models are produced, only the balance weights 6 with various specifications need to be configured, so that enterprises can simplify production equipment and production lines, the production cost is saved, and the production efficiency and the equipment utilization rate are improved; the whole equipment is convenient, and the assembly degree of difficulty is low, connects firmly, is convenient for realize automated production.
The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.
Claims (7)
1. The utility model provides a full frequency bone conduction loudspeaker of adjustable tone quality which characterized in that includes:
a magnet portion including a vibrator (4) and a magnet (3), the vibrator (4) having a first cavity (41), the magnet (3) being provided in the first cavity (41);
the counterweight body (6) is sleeved outside the vibrating body (4);
the coil part comprises a fixed body (1) and a coil (2), the fixed body (1) is provided with a second basin cavity (13), the coil (2) is arranged in the second basin cavity (13), and the second basin cavity (13) is arranged opposite to the first basin cavity (41);
and the vibration transmission sheet (5) is in a ring-shaped sheet shape, and the inner ring and the outer ring of the vibration transmission sheet (5) are respectively connected with the vibration body (4) and the fixed body (1).
2. The full-band bone conduction horn according to claim 1, wherein the open end edge of the vibration body (4) is provided with a convex ring (42) radially outward, and the vibration transmission plate (5) is clamped between the counterweight body (6) and the convex ring (42).
3. The full band bone conduction horn according to claim 2, wherein the vibration body (4) is integrally formed with the raised ring (42).
4. The full-band bone conduction speaker according to claim 2, wherein the fixing body (1) comprises a top cover (11) and a fixing bracket (12), the fixing bracket (12) is tubular and penetrates up and down, the fixing bracket (12) is respectively connected with the top cover (11) and the vibration transmission plate (5), and the coil (2) is disposed on the top cover (11).
5. The full frequency bone conduction speaker as claimed in claim 4, wherein the top cover (11) is made of plastic or metal or composite material.
6. The full-band bone conduction speaker according to claim 4, wherein the fixing bracket (12) is connected with the vibration transmission plate (5) by in-mold injection molding or laser welding.
7. The full frequency bone conduction speaker according to claim 1, wherein the weight body (6) is made of plastic, metal or composite material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921710070.0U CN210725319U (en) | 2019-10-10 | 2019-10-10 | Full-frequency bone conduction loudspeaker with adjustable tone quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921710070.0U CN210725319U (en) | 2019-10-10 | 2019-10-10 | Full-frequency bone conduction loudspeaker with adjustable tone quality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210725319U true CN210725319U (en) | 2020-06-09 |
Family
ID=70967912
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921710070.0U Active CN210725319U (en) | 2019-10-10 | 2019-10-10 | Full-frequency bone conduction loudspeaker with adjustable tone quality |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210725319U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7357947B2 (en) | 2021-12-13 | 2023-10-10 | 株式会社エムアイジェー | bone conduction speaker |
-
2019
- 2019-10-10 CN CN201921710070.0U patent/CN210725319U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7357947B2 (en) | 2021-12-13 | 2023-10-10 | 株式会社エムアイジェー | bone conduction speaker |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8891810B2 (en) | Flat diaphragm loudspeaker | |
| CN205847592U (en) | Speaker | |
| CN205793289U (en) | Speaker | |
| CN201854416U (en) | Loudspeaker | |
| CN210725319U (en) | Full-frequency bone conduction loudspeaker with adjustable tone quality | |
| CN111163405A (en) | Ultrathin loudspeaker, loudspeaker box and electronic product | |
| EP3573347A1 (en) | Electroacoustic converter | |
| KR101755329B1 (en) | Hybrid speaker and vibration module used therein | |
| CN207475864U (en) | A kind of sound-producing device and electronic equipment | |
| CN201682610U (en) | Audio frequency electromagnetic vibration energy converter | |
| CN211089951U (en) | Can change full frequency bone conduction loudspeaker of counter weight | |
| CN207475865U (en) | A kind of sound-producing device and electronic equipment | |
| CN216437478U (en) | Passive radiator and audio amplifier | |
| US20180288524A1 (en) | Electroacoustic transducer | |
| CN105681981A (en) | Multifunctional loudspeaker | |
| CN115065917A (en) | Sound production device and terminal equipment | |
| CN109040924A (en) | A kind of vibration aluminium film loudspeaker | |
| CN201854413U (en) | Minitype speaker | |
| CN209105444U (en) | Vibrating diaphragm, cone basin and loudspeaker | |
| CN208638711U (en) | Microphone device | |
| CN208258057U (en) | Loudspeaker and electronic product | |
| CN201657298U (en) | Novel vibration audio driver | |
| CN207652677U (en) | A kind of sound-producing device and electronic equipment | |
| CN201839431U (en) | Thin type speaker with tapered positioning support chip | |
| CN217693707U (en) | Sound production device and terminal equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |