CN205040020U - Diaphragm - Google Patents
Diaphragm Download PDFInfo
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- CN205040020U CN205040020U CN201520768710.9U CN201520768710U CN205040020U CN 205040020 U CN205040020 U CN 205040020U CN 201520768710 U CN201520768710 U CN 201520768710U CN 205040020 U CN205040020 U CN 205040020U
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- decorative pattern
- ring
- vibrating diaphragm
- reinforced structure
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Abstract
The utility model discloses a diaphragm, including the central part, encircle book ring portion that the central part set up and with the integrative fixed part that sets up of a ring portion, diaphragm be rectangle diaphragm, rolls over ring portion and includes that the major axis rolls over ring, minor axis and roll over the ring and connect the major axis and roll over the ring sum minor axis and roll over the bight of ring and roll over the ring, the major axis is rolled over and is provided with first reinforcement structure on the ring, first reinforcement structure includes that a plurality of the straight flanges of rolling over the ring with the major axis form the slant decorative pattern of acute angle, the bight book encircles and is provided with second reinforcement structure simultaneously, second reinforcement structure includes at least single decorative pattern. The utility model discloses a diaphragm can reduce the product distortion, improves product tone quality effect, promotes the product quality.
Description
Technical field
The utility model relates to electroacoustic field, is specifically related to a kind of vibrating diaphragm.
Background technology
Loud speaker as a kind of can be the device of acoustic energy by electric energy conversion, be now widely used in the mobile terminals such as mobile phone, computer, PAD, the sound that the quality of speaker performance directly affects the mobile terminal apparatus be mated puts effect.The conventional structure of loud speaker generally comprises magnetic circuit system and vibrational system, wherein, vibrational system comprises again vibrating diaphragm and voice coil loudspeaker voice coil, voice coil loudspeaker voice coil is after the current signal receiving external circuit, the motion of the reciprocating cutting magnetic line of force can be done under the effect of electromagnetic field, drive diaphragm oscillations, and then outwardly radiative acoustic wave, complete electric energy thus to sound transformation of energy.From foregoing description, vibrating diaphragm is one of critical component of loudspeaker vibration sounding.But, developing rapidly and the continuous progress of science and technology along with electron trade, people are also more and more higher for the requirement of speaker performance, therefore lower THD (total harmonic distortion) and lower HOHD (high order harmonic component distortion) becomes the trend and direction of current speaker product design already, but at present, be subject to the restriction of vibrating diaphragm self material and structure, be not well positioned to meet the demand, need further to improve and explore.
Utility model content
Technical problem to be solved in the utility model is: provide a kind of vibrating diaphragm, mainly through the improvement to surround place Pattern Design, reach the THD (total harmonic distortion) of speaker product and the effect of HOHD (high order harmonic component distortion) that reduce application this kind of vibrating diaphragm.
To achieve these goals, the utility model by the following technical solutions: a kind of vibrating diaphragm, the ring portion comprise central part, arranging around described central part and the fixed part be wholely set with described ring portion, wherein, described vibrating diaphragm is rectangle vibrating diaphragm; Described ring portion comprises major axis ring, minor axis ring and connects the bight ring of described major axis ring and described minor axis ring; Described major axis ring is provided with the first reinforced structure; Described first reinforced structure comprises some oblique decorative patterns acutangulate with the straightsided shape of described major axis ring; Described bight ring is provided with the second reinforced structure simultaneously; Described second reinforced structure comprises at least single decorative pattern.
Improve as one, described second reinforced structure is double decorative pattern, comprises and is arranged near the internal layer decorative pattern of described central part and the outer decorative pattern away from described central part; Described internal layer decorative pattern and described outer decorative pattern are all radially arranged.
Improve as one, the described double decorative pattern on adjacent bight ring distributes axisymmetricly; Described outer decorative pattern is identical with the decorative pattern number of described internal layer decorative pattern, and each decorative pattern in the inner side of described outer decorative pattern/internal layer decorative pattern all corresponding to internal layer decorative pattern/outer decorative pattern in gap distribution between adjacent two decorative patterns.
Improve as one, described second reinforced structure is single double decorative pattern be arranged alternately, the double decorative pattern comprising some single decorative patterns and be disposed adjacent with described single decorative pattern; Described single decorative pattern and described double decorative pattern are radially arranged.
Improve as one, the outside of described second reinforced structure is described single decorative pattern; Described single decorative pattern interval is arranged, and described double decorative pattern is distributed in the gap between described single decorative pattern, and, form acute angle between the described single decorative pattern of arbitrary neighborhood and described double decorative pattern; The reinforcement decorative pattern being positioned at internal layer in described double decorative pattern is corresponding with being positioned at outer field reinforcement decorative pattern to be arranged.
Improve as one, described second reinforced structure is single decorative pattern, and between two decorative patterns of the arbitrary neighborhood of described single decorative pattern, length is not etc., comprises some long decorative patterns and is distributed in some short decorative patterns between adjacent described long decorative pattern.
Improve as one, the length of each described long decorative pattern is equal, and the length of each described short decorative pattern is equal; Described long decorative pattern and described short decorative pattern are all set to two ends point, middle wide shape.
Improve as one, the outside of described single decorative pattern is described long decorative pattern, and distributes perpendicular to the straight flange of major axis ring near the long decorative pattern in outside of the first reinforced structure; Described short decorative pattern all distributes along the side away from described vibrating diaphragm central part of bight ring; Described single decorative pattern is radially arranged, and is radiated to fixed part by the central part of described vibrating diaphragm.
Improve as one, the length of described oblique decorative pattern is equal, and be arranged in parallel on described major axis ring.
Improve as one, described vibrating diaphragm is three-layer composite structure, comprises two-layer polyetheretherketonematerials materials layer and the glue-line between two-layer described polyetheretherketonematerials materials layer.
Compared to existing technologies, vibrating diaphragm of the present utility model, the straight flange in its ring portion is provided with oblique decorative pattern, and, the corner positions of ring is provided with at least single decorative pattern, change existing vibrating diaphragm only arranges decorative pattern or arranges single decorative pattern in bight design in bight, but simultaneously reinforcement decorative pattern is set at the straight flange of ring and bight, and, the decorative pattern being positioned at ring bight jumps out the design of comparatively single single decorative pattern, both can arrange single, many rows also can be set, match with the oblique decorative pattern of ring straight flange, reduce Non-Linear Vibration, reduce THD (total harmonic distortion) and the HOHD (high order harmonic component distortion) of application this kind of vibrating diaphragm, also can improve the acoustical quality of product simultaneously, improving product quality.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model embodiment one diaphragm structure;
Fig. 2 is the schematic diagram of the utility model embodiment two diaphragm structure;
Fig. 3 is the schematic diagram of the utility model embodiment three diaphragm structure;
Reference numeral wherein comprises: 1, fixed part, and 2, ring portion, 21, major axis ring, 211, oblique decorative pattern, 22, minor axis ring, 23, bight ring, 231, internal layer decorative pattern, 232, outer decorative pattern, 233, single decorative pattern, 234, double decorative pattern, 235, long decorative pattern, 236, short decorative pattern, 3, central part.
Embodiment
Below in conjunction with accompanying drawing, describe the utility model content in detail:
Vibrating diaphragm of the present utility model, comprise the central part 3 being positioned at centre position, the periphery of central part 3 is surrounded with ring portion 2, ring portion 2 is provided with again fixed part 1, during concrete enforcement, ring portion 2 both can be the structure of epirelief, also can be recessed structure, and fixed part 1 and ring portion 2 are wholely set, fixed part 1 (comprises protecgulum and shell for vibrating diaphragm and auxiliary system under normal circumstances, all not shown in figure) fixing, and, the side (upside or lower position) of central part 3 is combined with reinforcement part usually, reinforcement part mainly plays a part to improve high frequency performance, be generally the lamination layer structure of rigidity.
Vibrating diaphragm of the present utility model, for rectangular configuration, specifically comprise the major axis ring 21 formed by longer straight flange, the minor axis ring 22 formed by shorter straight flange, there is between major axis ring 21 and minor axis ring 22 arc-shaped transition part, this part in order to connect major axis ring 21 and minor axis ring 22, called after bight ring 23 in this programme.Under normal circumstances, in order to reduce total harmonic distortion and the high order harmonic component distortion of speaker product, can some reinforcement decorative patterns be set in ring portion 2, optimizing product performance, vibrating diaphragm of the present utility model makes further improvement according to this principle on the basis of existing structure, be provided with two parts reinforced structure altogether, be respectively the first reinforced structure and the second reinforced structure, wherein, first reinforced structure is arranged on major axis ring 21, and, first reinforced structure comprises some oblique decorative patterns 211, the straight flange of the major axis ring 21 that each oblique decorative pattern 211 is corresponding with it forms an acute angle, preferably, some oblique decorative patterns 211 be arranged in parallel on major axis ring 21, separate, second reinforced structure is arranged on bight ring 23, is specifically positioned at the corner location in ring portion 2.In the utility model, the second reinforced structure that bight ring 23 is arranged comprises at least single decorative pattern, that is, second reinforced structure both can be the single decorative pattern being positioned at bight, also can be double decorative pattern, can also be other execution modes (such as single double decorative pattern replaces), following part be described to several concrete execution mode of the second reinforced structure:
Embodiment one:
Consult shown in Fig. 1, in present embodiment, second reinforced structure is set to double decorative pattern, the above-mentioned double pattern structure being positioned at adjacent bight ring 23 distributes axisymmetricly, and the concrete central axis along being parallel to the longer straight flange of vibrating diaphragm is symmetrical or symmetrical along the central axis being parallel to the shorter straight flange of vibrating diaphragm; Specific to the double decorative pattern on bight ring 23, it comprises the internal layer decorative pattern 231 being arranged at close central part 3 and the outer decorative pattern 232 arranged away from central part 3, and internal layer decorative pattern 231 and outer decorative pattern 232 are all radially arranged; More specifically, outer decorative pattern 232 and internal layer decorative pattern 231 have the decorative pattern of identical number, be positioned at outer field decorative pattern to arrange in misplacing with the decorative pattern being positioned at internal layer, each decorative pattern in inner side in outer decorative pattern 232 all corresponding to internal layer decorative pattern 231 in gap distribution between adjacent two decorative patterns, same, the gap distribution between two decorative patterns adjacent in each decorative pattern of inner side is all corresponding to outer decorative pattern 232 in internal layer decorative pattern 231.It should be noted that, double decorative pattern is not limited to above-mentioned radial arrangement mode, also in other attainable form arrangements, specifically can not limit by this.
Embodiment two:
Consult shown in Fig. 2, in present embodiment, the second reinforced structure is set to single double decorative pattern replaced, the double decorative pattern 234 comprising some single decorative patterns 233 and be disposed adjacent with single decorative pattern 233, herein, single decorative pattern 233 and double decorative pattern 234 are also radially arranged; More specifically, as can see from Figure 2, the arranged outside of this second reinforced structure is single decorative pattern 233, single decorative pattern 233 is for being spaced, double decorative pattern 234 is then distributed in the gap between single decorative pattern, further, form an acute angle between the single decorative pattern 233 of arbitrary neighborhood and double decorative pattern 234, the reinforcement decorative pattern being positioned at internal layer (namely near the side of central part 3) in double decorative pattern 234 is corresponding with the reinforcement decorative pattern being positioned at skin (namely away from central part 3) to be arranged.It should be noted that, the form that single decorative pattern and double decorative pattern also can be set to " two single cross is replaced ", what be namely positioned at outside is double decorative pattern, and the gap distribution between two decorative patterns adjacent in the corresponding double decorative pattern of single decorative pattern; In addition, decorative pattern also can be arranged in other modes that can realize except radial, and its concrete arrangement form is not by the restriction of Fig. 2.
Embodiment three:
Consult shown in Fig. 3, in present embodiment, second reinforced structure is still single Pattern Design, but with existing structure unlike, the length between two decorative patterns of its arbitrary neighborhood not etc., specifically comprise the short decorative pattern 236 that some of distributing in the gap of some longer long decorative patterns 235 between adjacent long decorative pattern 235 are shorter, wherein, the identical length etc. of each long decorative pattern 235, same, the length of each short decorative pattern 236 is also equal.In addition, in the present embodiment, the shape that long decorative pattern 235 is all designed to short decorative pattern 236 " two ends are sharp, middle wide ", but it should be noted that, the enforcement of the technical program does not limit the concrete shape of decorative pattern, and it can be other rule or irregular shapes.See Fig. 3, the arranged outside of single decorative pattern is long decorative pattern 235, and the long decorative pattern being positioned at outside near the first reinforced structure distribute perpendicular to the straight flange of major axis ring 21, certainly, when specifically implementing, also can be not orthogonal to straight flange and distribute, specifically not limit; Short decorative pattern 236 is distributed in the side away from vibrating diaphragm central part 3 of bight ring 23, namely near the side of fixed part 1, it should be noted that, short decorative pattern 236 also can be distributed in the side of the close vibrating diaphragm central part 3 of bight ring 23, does not affect the enforcement of the technical program.
In present embodiment, decorative pattern is radially arranged, and radiated to fixed part 1 by the central part 3 of vibrating diaphragm, during concrete enforcement, be not limited to this kind of form, it can be radiated to central part 3 by fixed part 1, also in the shape of a spiral or other attainable forms arrangements, the restriction of content can be shown by Fig. 3.
It should be noted that, vibrating diaphragm of the present utility model, in embodiment one to embodiment three, the description relating to decorative pattern number, shape, decorative pattern arrangement form and embody different decorative pattern position relationships etc., only for illustration of above-mentioned several execution mode, does not limit other embodiments of the technical program.
Vibrating diaphragm of the present utility model, it is multi-layer compound structure, can be three-layer composite structure, the glue-line specifically comprising two-layer polyether-ether-ketone (PEEK) material layer and be positioned between two-layer polyether-ether-ketone (PEEK) material layer.Certainly, vibrating diaphragm can be the composite construction of other combining forms, is not limited to the structure of above-mentioned PEEK compound.The diaphragm structure of MULTILAYER COMPOSITE, can increase the rigidity of vibrating diaphragm, is conducive to the performance improving speaker product.
Pass through technique scheme, surround arranges two parts reinforced structure, make it cooperatively interact, the balance of vibration can be increased, reduce Non-Linear Vibration, reduce total harmonic distortion (THD) and the high order harmonic component distortion (HOHD) of the speaker product of application this kind of vibrating diaphragm, the acoustical quality of product can be improved, improving product quality simultaneously.
These are only the utility model case study on implementation, be not limited to the utility model, as long as those of ordinary skill in the art modify or change according to the equivalence that the utility model institute disclosure is done, all should include in the protection range recorded in claims.
Claims (10)
1. a vibrating diaphragm, the ring portion comprise central part, arranging around described central part and the fixed part be wholely set with described ring portion, is characterized in that: described vibrating diaphragm is rectangle vibrating diaphragm; Described ring portion comprises major axis ring, minor axis ring and connects the bight ring of described major axis ring and described minor axis ring; Described major axis ring is provided with the first reinforced structure; Described first reinforced structure comprises some oblique decorative patterns acutangulate with the straightsided shape of described major axis ring; Described bight ring is provided with the second reinforced structure simultaneously; Described second reinforced structure comprises at least single decorative pattern.
2. vibrating diaphragm according to claim 1, is characterized in that: described second reinforced structure is double decorative pattern, comprises and is arranged near the internal layer decorative pattern of described central part and the outer decorative pattern away from described central part; Described internal layer decorative pattern and described outer decorative pattern are all radially arranged.
3. vibrating diaphragm according to claim 2, is characterized in that: the described double decorative pattern on adjacent bight ring distributes axisymmetricly; Described outer decorative pattern is identical with the decorative pattern number of described internal layer decorative pattern, and each decorative pattern in the inner side of described outer decorative pattern/internal layer decorative pattern all corresponding to internal layer decorative pattern/outer decorative pattern in gap distribution between adjacent two decorative patterns.
4. vibrating diaphragm according to claim 1, is characterized in that: described second reinforced structure is single double decorative pattern be arranged alternately, the double decorative pattern comprising some single decorative patterns and be disposed adjacent with described single decorative pattern; Described single decorative pattern and described double decorative pattern are radially arranged.
5. vibrating diaphragm according to claim 4, is characterized in that: the outside of described second reinforced structure is described single decorative pattern; Described single decorative pattern interval is arranged, and described double decorative pattern is distributed in the gap between described single decorative pattern, and, form acute angle between the described single decorative pattern of arbitrary neighborhood and described double decorative pattern; The reinforcement decorative pattern being positioned at internal layer in described double decorative pattern is corresponding with being positioned at outer field reinforcement decorative pattern to be arranged.
6. vibrating diaphragm according to claim 1, it is characterized in that: described second reinforced structure is single decorative pattern, further, between two decorative patterns of the arbitrary neighborhood of described single decorative pattern, length is not etc., comprises some long decorative patterns and is distributed in some short decorative patterns between adjacent described long decorative pattern.
7. vibrating diaphragm according to claim 6, is characterized in that: the length of each described long decorative pattern is equal, and the length of each described short decorative pattern is equal; Described long decorative pattern and described short decorative pattern are all set to two ends point, middle wide shape.
8. vibrating diaphragm according to claim 6, is characterized in that: the outside of described single decorative pattern is described long decorative pattern, and distributes perpendicular to the straight flange of major axis ring near the long decorative pattern in outside of the first reinforced structure; Described short decorative pattern all distributes along the side away from described vibrating diaphragm central part of bight ring; Described single decorative pattern is radially arranged, and is radiated to fixed part by the central part of described vibrating diaphragm.
9. vibrating diaphragm according to claim 1, is characterized in that: the length of described oblique decorative pattern is equal, and be arranged in parallel on described major axis ring.
10. vibrating diaphragm according to claim 1, is characterized in that: described vibrating diaphragm is three-layer composite structure, comprises two-layer polyetheretherketonematerials materials layer and the glue-line between two-layer described polyetheretherketonematerials materials layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520768710.9U CN205040020U (en) | 2015-09-30 | 2015-09-30 | Diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520768710.9U CN205040020U (en) | 2015-09-30 | 2015-09-30 | Diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205040020U true CN205040020U (en) | 2016-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520768710.9U Active CN205040020U (en) | 2015-09-30 | 2015-09-30 | Diaphragm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205040020U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105872912A (en) * | 2016-04-22 | 2016-08-17 | 歌尔声学股份有限公司 | Vibrating diaphragm and minitype acoustic generator with same |
| CN106231508A (en) * | 2016-08-30 | 2016-12-14 | 歌尔股份有限公司 | A kind of vibrating diaphragm |
| CN112261550A (en) * | 2020-09-29 | 2021-01-22 | 瑞声新能源发展(常州)有限公司科教城分公司 | Auxiliary vibrating diaphragm and sound production device |
-
2015
- 2015-09-30 CN CN201520768710.9U patent/CN205040020U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105872912A (en) * | 2016-04-22 | 2016-08-17 | 歌尔声学股份有限公司 | Vibrating diaphragm and minitype acoustic generator with same |
| CN105872912B (en) * | 2016-04-22 | 2019-04-30 | 歌尔股份有限公司 | Vibrating diaphragm and minitype acoustic generator equipped with the vibrating diaphragm |
| CN106231508A (en) * | 2016-08-30 | 2016-12-14 | 歌尔股份有限公司 | A kind of vibrating diaphragm |
| CN106231508B (en) * | 2016-08-30 | 2019-12-13 | 歌尔股份有限公司 | Vibrating diaphragm |
| CN112261550A (en) * | 2020-09-29 | 2021-01-22 | 瑞声新能源发展(常州)有限公司科教城分公司 | Auxiliary vibrating diaphragm and sound production device |
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Address after: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Industrial Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |