CN202949566U - Vibration loudspeaker - Google Patents
Vibration loudspeaker Download PDFInfo
- Publication number
- CN202949566U CN202949566U CN 201220696767 CN201220696767U CN202949566U CN 202949566 U CN202949566 U CN 202949566U CN 201220696767 CN201220696767 CN 201220696767 CN 201220696767 U CN201220696767 U CN 201220696767U CN 202949566 U CN202949566 U CN 202949566U
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- China
- Prior art keywords
- basin frame
- edge part
- vibrating speaker
- balancing weight
- pars intermedia
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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.)
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Abstract
The utility model discloses a vibration loudspeaker, which relates to the technical field of electro-acoustic products and comprises a shell, a vibration system and a magnetic circuit system. The vibration system and the magnetic circuit system are accommodated in the shell. The inner sidewall of the shell is provided with a spring leaf. The magnetic circuit system comprises a basin frame. A magnet and a washer are orderly arranged in the basin frame. The sidewall of the basin frame is provided with a notch. The spring leaf comprises an edge part fixed onto the shell. The inner side of the edge part is provided with an annular middle part. The edge part and the middle part are connected together through an elastic arm. The sidewall of the basin frame passes by between the edge part and the middle part, so that the middle part is positioned in a magnetic gap. The middle part is provided with a counterweight block matched with the magnetic circuit system in structure, and the counterweight block is made of permeability magnetic material. Due to the adoption of the above vibration loudspeaker, the problem in the prior art that conventional vibration loudspeakers are too large in size to satisfy the requirements on the miniaturization development of portable electronic terminals is solved. The vibration loudspeaker has the advantages of small size, motor function, good acoustic performance and the like and can fully meet the requirements on the miniaturization development of portable electronic terminals.
Description
Technical field
The utility model relates to the electro-acoustic product technical field, particularly a kind of vibrating speaker.
Background technology
Vibrating speaker is a kind of multifunctional acoustics device, and it also has the function of vibrating motor except the vibration sounding function of realizing ventional loudspeakers.Vibrating speaker can be saved the inner space of portable electronic terminal, simplifies the packaging technology of portable electronic terminal, reduces the cost of portable electronic terminal, so vibrating speaker has obtained using more and more widely in the portable electronic terminal field.
In prior art, the structure of vibrating speaker mainly comprises shell, and setting vibrational system and magnetic circuit system in the enclosure, wherein magnetic circuit system comprises washer, magnet and the basin frame of combination successively, vibrational system comprises vibrating diaphragm and the voice coil loudspeaker voice coil that combines, wherein an end of voice coil loudspeaker voice coil is positioned at the magnetic gap that magnetic circuit system forms, magnetic circuit system by be arranged on shell the unsettled setting of shell fragment in the enclosure.Concrete implementation is: the shell fragment that the basin frame is set in hollow is inboard, in order to increase the vibration sense of vibrating speaker, and also need to be at the sheathed balancing weight in the bottom of basin frame.In order to guarantee that vibrating speaker has enough vibration senses, thereby balancing weight needs larger size usually, so this structure at the sheathed balancing weight in the bottom of basin frame makes the size of vibrating speaker increase, and can't satisfy the needs of the microminiaturized development of portable electronic terminal.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of vibrating speaker, this vibrating speaker makes the volume of vibrating speaker more small and exquisite when having kept original vibration performance, has satisfied fully the needs of the microminiaturized development of portable electronic terminal.
For solving the problems of the technologies described above, the technical solution of the utility model is: a kind of vibrating speaker, comprise shell and be contained in described shell interior vibrational system and magnetic circuit system, the madial wall of described shell is provided with shell fragment, described magnetic circuit system comprises the basin frame, be provided with successively magnet and washer in described basin frame, be formed with magnetic gap between described magnet and washer and basin frame sidewall, described basin frame sidewall is provided with breach; Described shell fragment comprises the edge part that is fixed on described shell, and described edge part inboard is provided with the pars intermedia of annular, and described edge part is connected by elasticity arm with described pars intermedia; Described basin frame sidewall passes from the gap between described edge part and described pars intermedia, make described middle part in described magnetic gap, described pars intermedia is provided with the balancing weight suitable with the structure of described magnetic circuit system, and the material of described balancing weight is permeability magnetic material.
As a kind of improvement, described balancing weight comprises the bottom that arranges along described magnetic gap, and the sidepiece that is connected with described bottom vertical, and described sidepiece is connected with to the section in one's ear of described basin frame outside extension, and described section in one's ear and described bottom be arranged in parallel.
As further improvement, described bottom, sidepiece and be provided with the perforate of passing for described basin frame sidewall in one's ear between section.
As further improvement, described vibrating speaker is square structure.
As further improvement, described basin frame is square structure, and four bights of described basin frame sidewall are equipped with described breach.
As further improvement, edge part and the pars intermedia of described shell fragment are square structure, and described edge part and the described pars intermedia among of both sides are provided with two elasticity arms relatively; The bottom of described balancing weight is square structure, and two that described balancing weight is relative are respectively equipped with described section in one's ear, and described section in one's ear and described elasticity arm are positioned at homonymy.
As further improvement, described basin frame is the track type structure, and two straight flange sides of described basin frame are respectively equipped with described basin frame sidewall.
As further improvement, the edge part of described shell fragment is square structure, and the pars intermedia of described shell fragment is the track type structure, and the described edge part of two straight flange sides and described pars intermedia among are provided with two elasticity arms; The bottom of described balancing weight is the track type structure, and two that described balancing weight is relative are respectively equipped with described section in one's ear, and described section in one's ear and described elasticity arm are positioned at homonymy.
As further improvement, described vibrating speaker is circular configuration, and described basin frame, shell fragment and balancing weight are circular configuration.
As further improvement, described basin frame sidewall is provided with three described breach; Be provided with three described elasticity arms between the described edge part of described shell fragment and described pars intermedia.
The beneficial effects of the utility model are: the madial wall of the shell of vibrating speaker described in the utility model is provided with shell fragment, and the basin frame sidewall of magnetic circuit system is provided with breach; Shell fragment comprises the edge part that is fixed on shell, and the edge part inboard is provided with the pars intermedia of annular, and edge part is connected by elasticity arm with pars intermedia; Basin frame sidewall passes from the gap between edge part and described pars intermedia, makes the middle part in described magnetic gap, and pars intermedia is provided with the balancing weight suitable with the structure of magnetic circuit system, and the material of balancing weight is permeability magnetic material.Due to said structure of the present utility model, make shell fragment between basin frame and balancing weight, balancing weight is positioned at basin frame top, structure bottom balancing weight in prior art is sheathed on the basin frame is compared, in the situation that same acceleration, vibration displacement of the present utility model is less, so more effectively save and utilized the inner space of vibrating speaker, has reduced the thickness of vibrating speaker; Because the material of balancing weight is permeability magnetic material, can effectively reduce leakage field, strengthen B(magnetic flux density) be worth, improved the utilance of magnetic energy, effectively raise motor function and the acoustical behavior of vibrating speaker, satisfied fully the needs of the microminiaturized development of portable electronic terminal.
Comprise the bottom that arranges along magnetic gap due to balancing weight, and the sidepiece that is connected with bottom vertical, sidepiece is connected with to the section in one's ear of basin frame outside extension, and section and bottom be arranged in parallel in one's ear.Balanced action has been played in the setting of section in one's ear, makes vibration more steady, polarization phenomena can not occur, and is conducive to improve the service behaviour of vibrating speaker.
Due to bottom, sidepiece be provided with the perforate of passing for described basin frame sidewall in one's ear between section.This of balancing weight kind of structure is when increasing the weight of magnetic circuit system, and the inner space of more effectively having saved vibrating speaker has further reduced the thickness of vibrating speaker.
In sum, it is large that the utility model vibrating speaker has solved in prior art the vibrating speaker volume, can not satisfy the technical problem of the needs of the microminiaturized development of portable electronic terminal.The advantages such as it is small and exquisite that the utility model vibrating speaker has volume, and motor function and acoustical behavior are good can satisfy the microminiaturized needs that develop of portable electronic terminal fully.
Description of drawings
Fig. 1 is the stereo decomposing structural representation of the utility model vibrating speaker embodiment one;
Fig. 2 is the magnetic circuit system of the utility model vibrating speaker embodiment one and the stereo decomposing structural representation of balancing weight;
Fig. 3 is the magnetic circuit system of the utility model vibrating speaker embodiment one and the combining structure schematic diagram of balancing weight;
Fig. 4 is the internal structure schematic diagram of the utility model vibrating speaker embodiment one;
Fig. 5 is the cross-sectional view of the utility model vibrating speaker embodiment one;
Fig. 6 is the structural representation of the balancing weight of the utility model vibrating speaker embodiment one;
Fig. 7 is the structural representation of the shell fragment of the utility model vibrating speaker embodiment one;
Fig. 8 is the internal structure schematic diagram of the utility model vibrating speaker embodiment two;
Fig. 9 is the magnetic circuit system of the utility model vibrating speaker embodiment two and the combining structure schematic diagram of balancing weight;
Figure 10 is the structural representation of the balancing weight of the utility model vibrating speaker embodiment two;
Figure 11 is the structural representation of the shell fragment of the utility model vibrating speaker embodiment two;
Figure 12 is the stereo decomposing structural representation of the utility model vibrating speaker embodiment three;
Figure 13 is the magnetic circuit system of the utility model vibrating speaker embodiment three and the combining structure schematic diagram of shell fragment and balancing weight;
Figure 14 is the structural representation of the balancing weight of the utility model vibrating speaker embodiment three;
Figure 15 is the structural representation of the shell fragment of the utility model vibrating speaker embodiment three;
In figure: 11, protecgulum, 12, shell, 13, bonnet, 21, vibrating diaphragm, 22, voice coil loudspeaker voice coil, 31, washer, 32, magnet, 33, basin frame, 331, basin frame sidewall, 332, breach, 41, balancing weight, 411, the bottom, 412, section in one's ear, 413, sidepiece, 414, perforate, 42, shell fragment, 421, pars intermedia, 422, edge part, 423, elasticity arm.
Embodiment
Below in conjunction with drawings and Examples, further set forth the utility model.
Embodiment one:
as Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Fig. 6 and Fig. 7 are common, a kind of vibrating speaker, be square structure, comprise shell 12 and with protecgulum 11 and the bonnet 13 of shell 12 combinations, contain vibrational system and magnetic circuit system in the inner chamber that shell 12 and protecgulum 11 and bonnet 13 surround, the madial wall of shell 12 is provided with shell fragment 42, vibrational system comprises vibrating diaphragm 21, be combined with voice coil loudspeaker voice coil 22 on vibrating diaphragm 21, one end of voice coil loudspeaker voice coil 22 is positioned at the magnetic gap that magnetic circuit system forms, magnetic circuit system comprises basin frame 33, be provided with successively magnet 32 and washer 31 in basin frame 33, be formed with magnetic gap between magnet 32 and washer 31 and basin frame sidewall 331, basin frame 33 is square structure, four bights of basin frame sidewall 331 are equipped with breach 332, shell fragment 42 comprises the edge part 422 of the side's annular that is fixed on shell 12, edge part 422 sides of being provided with, inboard annulars with the suitable pars intermedia 421 of magnetic gap shape size, the edge part 422 of both sides is provided with two elasticity arms 423 with pars intermedia 421 amongs and is used for fillet edge 422 and pars intermedia 421 relatively, basin frame sidewall 331 passes from the gap between edge part 422 and pars intermedia 421, makes pars intermedia 421 be positioned at magnetic gap, and pars intermedia 421 is provided with the balancing weight 41 suitable with the structure of magnetic circuit system, and the material of balancing weight 41 is permeability magnetic material.Due to said structure of the present utility model, make the pars intermedia 421 of shell fragment 42 between basin frame 33 and balancing weight 41, balancing weight 41 is positioned at basin frame 33 tops, structure bottom balancing weight in prior art is sheathed on the basin frame is compared, in the situation that same acceleration, vibration displacement of the present utility model is less, so more effectively save and utilized the inner space of vibrating speaker, has reduced the thickness of vibrating speaker; Because the material of balancing weight 41 is permeability magnetic material, can effectively reduce leakage field, strengthen B(magnetic flux density) be worth, improved the utilance of magnetic energy, effectively raise motor function and the acoustical behavior of vibrating speaker, satisfied fully the needs of the microminiaturized development of portable electronic terminal.
Respectively be provided with 413, two sidepieces 413 of two sidepieces on the bottom 411 of each side and be separately positioned on the two ends of section 412 in one's ear, bottom 411, two sidepieces 413 and the structure that surrounds of section 412 perforate 414 of passing for being used for basin frame sidewall 331 in one's ear.This kind structure of balancing weight 41 is increasing the weight of magnetic circuit system, and when increasing vibration sense, the inner space of more effectively having saved vibrating speaker has further reduced the thickness of vibrating speaker.
In the present embodiment, shell fragment 42 is provided with four elasticity arms 423 altogether, it is only a preferred version of the present utility model, adopt two elasticity arms can realize the utility model equally, but four elasticity arms 423 are in the flexible while that has guaranteed shell fragment 42, also has the stressed more uniform advantage of the shell fragment of making 42, be conducive to extend the useful life of shell fragment 42, guarantee the stable work in work of vibrating speaker, be provided with four elasticity arms 423 therefore the present embodiment is preferably.
Assembling process of the present utility model: the first step, successively magnet 32 and washer 31 are arranged on the interior composition magnetic circuit system of basin frame 33; Second step, from the rear side of shell 12, four basin frame sidewalls 331 of basin frame 33 are passed between the edge part 422 of shell fragment 42 and pars intermedia 421 respectively, and pars intermedia 421 is fixing with basin frame 33; The 3rd step, the perforate 414 of the balancing weight 41 both sides both sides basin frame sidewall 331 of corresponding basin framves 33 respectively, balancing weight 41 is arranged on basin frame 33; The 4th goes on foot, vibrating diaphragm 21 and voice coil loudspeaker voice coil 22 is arranged in protecgulum 11; The 5th step, protecgulum 11 and bonnet 13 are combined in respectively the front-end and back-end of shell 12, have namely completed assembling of the present utility model.
Embodiment two:
As shown in Fig. 8, Fig. 9, Figure 10 and Figure 11 were common, the main distinction of present embodiment and embodiment one was:
The edge part 422 of shell fragment 42 is the square ring structure, and the pars intermedia 421 of shell fragment 42 is the track type circulus corresponding with basin frame 33 shapes, and edge part 422 and pars intermedia 421 amongs of two straight flange sides are provided with two elasticity arms 423; The bottom 411 of balancing weight 41 is just track type circulus relative to basin frame 33 shapes, and two that balancing weight 41 is relative are respectively equipped with section 412 in one's ear, and section 412 is positioned at homonymy with elasticity arm 423 in one's ear.
Embodiment three:
As shown in Figure 12, Figure 13, Figure 14 and Figure 15 were common, the main distinction of present embodiment and above-mentioned execution mode was:
Vibrating speaker is circular configuration, and basin frame 33, shell fragment 42 and balancing weight 41 are circular configuration.
In the present embodiment, shell fragment 42 is provided with three elasticity arms 423 altogether, to be provided with three breach 332 corresponding with basin frame sidewall 331, be only a preferred version of the present utility model, can also adopt basin frame sidewall to be provided with two breach, shell fragment is provided with two elasticity arms; Perhaps adopt basin frame sidewall to be provided with four breach, the scheme two that is provided with accordingly four elasticity arms on shell fragment realizes the utility model, compare with two elasticity arms or four elasticity arms, three elasticity arms 423 are in the flexible while that has guaranteed shell fragment 42, also have advantages of the shell fragment of making 42 stressed more even or processing more easy, be conducive to extend the useful life of shell fragment 42, guarantee the stable work in work of vibrating speaker, be provided with three elasticity arms 423 therefore the present embodiment is preferably.
The utility model is not limited to above-mentioned concrete execution mode, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion of having done are within all dropping on protection range of the present utility model.
Claims (10)
1. vibrating speaker, comprise shell and be contained in described shell interior vibrational system and magnetic circuit system, the madial wall of described shell is provided with shell fragment, described magnetic circuit system comprises the basin frame, be provided with successively magnet and washer in described basin frame, be formed with magnetic gap between described magnet and washer and basin frame sidewall, it is characterized in that: described basin frame sidewall is provided with breach; Described shell fragment comprises the edge part that is fixed on described shell, and described edge part inboard is provided with the pars intermedia of annular, and described edge part is connected by elasticity arm with described pars intermedia; Described basin frame sidewall passes from the gap between described edge part and described pars intermedia, make described middle part in described magnetic gap, described pars intermedia is provided with the balancing weight suitable with the structure of described magnetic circuit system, and the material of described balancing weight is permeability magnetic material.
2. vibrating speaker according to claim 1, it is characterized in that: described balancing weight comprises the bottom that arranges along described magnetic gap, and the sidepiece that is connected with described bottom vertical, described sidepiece is connected with to the section in one's ear of described basin frame outside extension, and described section in one's ear and described bottom be arranged in parallel.
3. vibrating speaker according to claim 2 is characterized in that: described bottom, sidepiece and be provided with the perforate of passing for described basin frame sidewall in one's ear between section.
4. vibrating speaker according to claim 3, it is characterized in that: described vibrating speaker is square structure.
5. vibrating speaker according to claim 4, it is characterized in that: described basin frame is square structure, four bights of described basin frame sidewall are equipped with described breach.
6. vibrating speaker according to claim 5, it is characterized in that: edge part and the pars intermedia of described shell fragment are square structure, and described edge part and the described pars intermedia among of both sides are provided with two elasticity arms relatively; The bottom of described balancing weight is square structure, and two that described balancing weight is relative are respectively equipped with described section in one's ear, and described section in one's ear and described elasticity arm are positioned at homonymy.
7. vibrating speaker according to claim 4, it is characterized in that: described basin frame is the track type structure, two straight flange sides of described basin frame are respectively equipped with described basin frame sidewall.
8. vibrating speaker according to claim 7, it is characterized in that: the edge part of described shell fragment is square structure, and the pars intermedia of described shell fragment is the track type structure, and the described edge part of two straight flange sides and described pars intermedia among are provided with two elasticity arms; The bottom of described balancing weight is the track type structure, and two that described balancing weight is relative are respectively equipped with described section in one's ear, and described section in one's ear and described elasticity arm are positioned at homonymy.
9. vibrating speaker according to claim 3, it is characterized in that: described vibrating speaker is circular configuration, described basin frame, shell fragment and balancing weight are circular configuration.
10. vibrating speaker according to claim 9, it is characterized in that: described basin frame sidewall is provided with three described breach; Be provided with three described elasticity arms between the described edge part of described shell fragment and described pars intermedia.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220696767 CN202949566U (en) | 2012-12-14 | 2012-12-14 | Vibration loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220696767 CN202949566U (en) | 2012-12-14 | 2012-12-14 | Vibration loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202949566U true CN202949566U (en) | 2013-05-22 |
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ID=48425243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220696767 Expired - Lifetime CN202949566U (en) | 2012-12-14 | 2012-12-14 | Vibration loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202949566U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111083617A (en) * | 2019-12-20 | 2020-04-28 | 歌尔股份有限公司 | Sound production device and electronic equipment |
| CN114268890A (en) * | 2021-11-16 | 2022-04-01 | 歌尔科技有限公司 | Combination structure of loudspeaker and motor |
-
2012
- 2012-12-14 CN CN 201220696767 patent/CN202949566U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111083617A (en) * | 2019-12-20 | 2020-04-28 | 歌尔股份有限公司 | Sound production device and electronic equipment |
| CN111083617B (en) * | 2019-12-20 | 2021-10-08 | 歌尔股份有限公司 | Sound production device and electronic equipment |
| CN114268890A (en) * | 2021-11-16 | 2022-04-01 | 歌尔科技有限公司 | Combination structure of loudspeaker and motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
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. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130522 |