CN201479361U - Bone conduction speaker - Google Patents
Bone conduction speaker Download PDFInfo
- Publication number
- CN201479361U CN201479361U CN2009203057379U CN200920305737U CN201479361U CN 201479361 U CN201479361 U CN 201479361U CN 2009203057379 U CN2009203057379 U CN 2009203057379U CN 200920305737 U CN200920305737 U CN 200920305737U CN 201479361 U CN201479361 U CN 201479361U
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- China
- Prior art keywords
- shell fragment
- bone
- conduction speaker
- surface structure
- curved
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a bone conduction speaker which comprises a base assembly, an elastic piece assembly, and upper covers which are arranged above the elastic piece assembly and respectively installed at the edge opening position of the upper part of the base assembly; the base assembly comprises a base, a magnet and a magnetic conduction plate; a groove of the base is provided with the magnet, and the magnetic conduction plate is arranged above the magnet; the elastic piece assembly comprises elastic pieces and coils arranged at one side of each of elastic piece and placed in the groove of the base; and the elastic piece assembly also comprises at least one raised curved surface structure which is arranged at the other sides of the elastic pieces. The arrangement of the elastic piece structure and the raised curved surface structure leads the elastic pieces to generate better vibration effects of high, low and middle frequency; in addition, the bone conduction speaker has simple and convenient manufacturing process, higher compatibility compared with the existing products and easy replacement.
Description
Technical field
The utility model relates to a kind of loud speaker, particularly relates to the employed bone-conduction speaker of a kind of insert earphone (or earphone).
Background technology
A small-sized loud speaker all is equipped with in the inside of existing insert earphone (or earphone).This loud speaker comes the vibrate air sounding by built-in vibrating diaphragm, in order to obtain acoustics preferably, the employed vibrating diaphragm of existing insert earphone (or earphone) is made of the curved surface of two different curvature radius usually, the positive camber that its radius of curvature is bigger is used for sounding low, Mid Frequency, the less negative camber of radius of curvature then is used for the sounding of high band.In addition, also the method by ear canal reaches the air that makes in the ear chamber and vibes, to obtain auditory effect preferably.The adverse consequences that this method is brought can cause damage to user's hearing, and especially the damage that caused when big volume work of insert earphone is more obvious.
For this reason; people have proposed to adopt bone-conduction speaker to substitute the technical scheme of ventional loudspeakers; to reach the purpose of protection user hearing; in Chinese utility model patent 200820140405.5 " adopting the PlayGear Stealth of bone-conduction speaker ", provide a kind of PlayGear Stealth that can directly be connected the employing bone-conduction speaker on the portable equipment.Though this utility model can play a protective role to user's hearing; and reduced the power of bone-conduction speaker; make it directly to be connected with various portable equipments; but it is, especially more obvious in the performance of high band owing to its tone color that characteristic determined of bone-conduction speaker still lacks perfection.And, also will cause the performance of its sensitivity to lack perfection owing to the machinery inertial of vibrating reed in this utility model is still bigger.In addition, when adopting this method design insert earphone, to having relatively high expectations of designer, because when the outward appearance style changes, must adjust accordingly to the structure of its inside.
Conventional insert earphone (or earphone) also has certain osteoacusis effect when big volume is worked; and also can make its ambient air produce vibration usually when using bone-conduction speaker; its difference is: conventional insert earphone (or earphone) is based on vibrate air, and bone-conduction speaker is then to produce the mechanical oscillation of solid.
The utility model content
The purpose of this utility model is at the deficiencies in the prior art, a kind of have low-power consumption, broadband, highly sensitive bone-conduction speaker are provided, and this bone-conduction speaker has easy formation production in enormous quantities and with existing insert earphone outward appearance style the characteristics of Adapter Property is preferably arranged.
A kind of bone-conduction speaker, comprise base assembly, shell fragment assembly and loam cake, loam cake is arranged at shell fragment assembly top, all be installed on base assembly top edge opening part, base assembly comprises base, magnet and magnetic conductive board, be provided with magnet in the base groove, the magnet top is provided with magnetic conductive board, the shell fragment assembly comprises shell fragment and coil, coil is arranged at a side of shell fragment, place in the base groove, the shell fragment assembly also comprises the curved-surface structure that at least one is protruding, and the curved-surface structure of projection is arranged on the shell fragment.
A kind of bone-conduction speaker, the projection curved-surface structure be arranged at shell fragment the centre.
A kind of bone-conduction speaker, the centre of shell fragment is provided with the curved-surface structure of a projection, and the periphery of the curved-surface structure of projection is provided with another protruding curved-surface structure.
A kind of bone-conduction speaker, the curved-surface structure of projection and shell fragment adopt integral forming technique to constitute.
A kind of bone-conduction speaker, the curved-surface structure of projection and shell fragment adopt the split moulding process to constitute.
A kind of bone-conduction speaker, shell fragment have the linear structure that is no less than three two concentric circuluses are connected, and shell fragment inner annular structure is connected with at least one protruding curved-surface structure, and all the other structures of shell fragment are the engraved structure of symmetry.
A kind of bone-conduction speaker, shell fragment edge have the outstanding structure of symmetry.
A kind of bone-conduction speaker, the curved-surface structure of shell fragment and projection is made of non-magnet material.
A kind of bone-conduction speaker, base is made by permeability magnetic material.
A kind of bone-conduction speaker, the circulus diameter of shell fragment is less than the internal diameter of first step of base upper end.
The curved-surface structure and the setting thereof of elastic piece structure and projection in the utility model; can make shell fragment produce dither effect preferably; can make it possess the vibrating effect of good low, Mid Frequency again; also can be connected mutually simultaneously with the shell (base) and the loam cake of the conventional loud speaker that now has been widely used; thereby reach the hearing that to protect the user; can produce perfect acoustics again, but also have the beneficial effect that manufacture craft is easy, high with the existing product compatibility, be easy to replace.
Description of drawings
Fig. 1 is a kind of bone-conduction speaker mounting structure of the utility model cutaway view;
Fig. 2 is an elastic piece structure vertical view in the utility model;
Fig. 3 is an elastic piece structure end view in the utility model;
Fig. 4 is embodiment two elastic piece structure vertical views in the utility model.
Fig. 5 is 31 kinds of bone-conduction speaker mounting structures of embodiment cutaway view in the utility model.
Wherein, 1 shell fragment, 1-a gives prominence to structure, 1-b linear structure, the 1-c circulus, the curved-surface structure of 2 projectioies, 3 loam cakes, 4 magnetic conductive boards, 5 is magnet, 6 coils, 7 bases, 8 engraved structures.
Embodiment
Disclosed all features in this specification, or the step in disclosed all methods or the process except mutually exclusive feature and/or step, all can make up by any way.
Disclosed arbitrary feature in this specification (comprising any accessory claim, summary and accompanying drawing) is unless special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, unless special narration, each feature is an example in a series of equivalences or the similar characteristics.
The utility model is described in further detail below in conjunction with drawings and Examples.
As shown in Figure 1, have the curved-surface structure 2 of a single face projection in the centre of shell fragment 1, shell fragment 1 adopts integral forming technique to make with the curved-surface structure 2 of single face projection.
As shown in Figure 2, adopt the shell fragment 1 top edge opening part of the elasticized thin sheet material making of non-magnetic to have symmetrical outstanding structure 1-a, the edge is circulus 1-c, be provided with the curved-surface structure 2 of a single face projection in the centre of shell fragment 1, be by three and be symmetrically distributed and two ends are that the linear structure 1-b of band bending connects two concentric circulus 1-c and is connected with the curved-surface structure 2 of its center single face projection, all the other structures of shell fragment be symmetrical engraved structure 8.As shown in Figure 1, be fixed with solenoid 6 in the curved-surface structure 2 obverse centres of shell fragment 1 and single face projection.
The base of being made by permeability magnetic material 7 has a groove structure, and magnet 5 and the magnetic conductive board 4 that is installed in magnet 5 tops are fixed on the centre of groove successively.Solenoid 6 is suspended at position, gap between base groove and the magnet by shell fragment 1, the upper limb opening part of base 7 also be fixed be used to cover whole shell fragment loam cake 3, the circulus diameter of shell fragment 1 is less than the internal diameter of base 7 first steps of upper end.
After shown in Figure 1 installing, link to each other with audio frequency apparatuses such as MP3 and just can use.
As shown in Figure 4, the centre of shell fragment 1 has the curved-surface structure 2 of a single face projection, and shell fragment 1 adopts the split moulding process to make with the curved-surface structure 2 of single face projection.
Embodiment 3
As shown in Figure 5, the centre of shell fragment 1 has the curved-surface structure 2 of a single face projection, its periphery also has curved-surface structure of another single face projection, and the protrusion direction of the curved-surface structure of two projectioies is identical, shell fragment inner annular structure with two protruding with curved-surface structure be connected.
All the other structures of present embodiment are identical with embodiment 1.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (10)
1. bone-conduction speaker, comprise base assembly, shell fragment assembly and loam cake (3), loam cake (3) is arranged at shell fragment assembly top, all be installed on base assembly top edge opening part, base assembly comprises base (7), magnet (5) and magnetic conductive board (4), be provided with magnet (5) in base (7) groove, magnet (5) top is provided with magnetic conductive board (4), the shell fragment assembly comprises shell fragment (1) and coil (6), coil (6) is arranged at shell fragment (1) simultaneously, places in the groove of base (7), it is characterized in that, the shell fragment assembly also comprises at least one protruding curved-surface structure (2), and the curved-surface structure (2) of projection is arranged at the another side of shell fragment (1).
2. a kind of bone-conduction speaker according to claim 1 is characterized in that, the curved-surface structure of described projection (2) is arranged at the centre of shell fragment (1).
3. a kind of bone-conduction speaker according to claim 1 is characterized in that, the centre of described shell fragment (1) is provided with the curved-surface structure (2) of a projection, and the periphery of the curved-surface structure (2) of projection is provided with another protruding curved-surface structure.
4. a kind of bone-conduction speaker according to claim 1 is characterized in that, the curved-surface structure of described projection (2) adopts integral forming technique to make with shell fragment (1).
5. a kind of bone-conduction speaker according to claim 1 is characterized in that, the curved-surface structure of described projection (2) adopts the split moulding process to make with shell fragment (1).
6. a kind of bone-conduction speaker according to claim 1, it is characterized in that, described shell fragment (1) is connected two concentric circuluses (1-c) by the linear structure (1-b) that is no less than three, shell fragment (1) inner annular structure (1-c) is connected with at least one protruding curved-surface structure (2), and all the other structures of shell fragment (1) are the engraved structure (8) of symmetry.
7. a kind of bone-conduction speaker according to claim 1 is characterized in that, described shell fragment (1) edge has the outstanding structure (1-a) of symmetrical structure.
8. a kind of bone-conduction speaker according to claim 1 is characterized in that, the curved-surface structure (2) of described shell fragment (1) and projection is made by non-magnet material.
9. a kind of bone-conduction speaker according to claim 1 is characterized in that, described base (7) is made by permeability magnetic material.
10. a kind of bone-conduction speaker according to claim 1 is characterized in that, circulus (1-c) diameter of described shell fragment (1) is less than the internal diameter of first step of base (7) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203057379U CN201479361U (en) | 2009-07-07 | 2009-07-07 | Bone conduction speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203057379U CN201479361U (en) | 2009-07-07 | 2009-07-07 | Bone conduction speaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201479361U true CN201479361U (en) | 2010-05-19 |
Family
ID=42415616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203057379U Expired - Fee Related CN201479361U (en) | 2009-07-07 | 2009-07-07 | Bone conduction speaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201479361U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104394492A (en) * | 2014-12-11 | 2015-03-04 | 东莞声都实业有限公司 | Single-film bone conduction earphone with double functions and double sound effects |
-
2009
- 2009-07-07 CN CN2009203057379U patent/CN201479361U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104394492A (en) * | 2014-12-11 | 2015-03-04 | 东莞声都实业有限公司 | Single-film bone conduction earphone with double functions and double sound effects |
| CN104394492B (en) * | 2014-12-11 | 2018-03-16 | 东莞声都实业有限公司 | A kind of monofilm double-tone imitates difunctional bone conduction earphone |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100519 Termination date: 20130707 |