CN202068563U - Vibration loudspeaker - Google Patents
Vibration loudspeaker Download PDFInfo
- Publication number
- CN202068563U CN202068563U CN2011201593400U CN201120159340U CN202068563U CN 202068563 U CN202068563 U CN 202068563U CN 2011201593400 U CN2011201593400 U CN 2011201593400U CN 201120159340 U CN201120159340 U CN 201120159340U CN 202068563 U CN202068563 U CN 202068563U
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- Prior art keywords
- central part
- magnetic
- limit
- elasticity arm
- installation
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- 239000002184 metal Substances 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims description 30
- 238000005452 bending Methods 0.000 claims description 11
- 238000001746 injection moulding Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 230000002950 deficient Effects 0.000 description 4
- 238000012536 packaging technology Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000005236 sound signal Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
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- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
The utility model discloses a vibration loudspeaker, which is in a square structure and comprises an auxiliary system and a vibration unit, wherein the auxiliary system comprises a plastic case and a bottom cover, the plastic case and the bottom cover are fixed and combined, the vibration unit comprises a magnetic path system and a metal elastic sheet used for suspending the magnetic path system into the auxiliary system, the bottom cover is a groove-shaped bottom cover, is formed by a bottom plate and a flange and is provided with an opening at one end, an installing notch is arranged at the opening end of the bottom cover and in a position of the flange near the bottom plate, the case comprises a recessed edge, the recessed edge is inserted into the bottom cover through the opening end of the bottom cover, and in addition, an installing lug boss inserted into the installing notch is arranged on the recessed edge. The vibration loudspeaker has the advantages that the assembly process of the bottom cover and the case is simplified, in addition, the assembly finished product rate of the bottom cover and the case can be improved, and the product performance defect rate is reduced.
Description
Technical field
The utility model relates to the vibrating speaker field.
Background technology
Development along with the portable terminal consumer electronics product, people are also more and more stronger to the functional requirement of product, on functions such as mobile phone Music Appreciation, in order to make entertainment effect stronger, the pattern that the band vibration occurred in playing back music also strengthens gradually to the performance requirement of the loud speaker of band vibrating function.
Known, vibrating speaker is mainly established by a sheathed flexure strip on the fixed magnetic circuit in the conventional loudspeakers product is hanged magnetic circuit system, and increase the sense of shaking by sheathed mass on magnetic circuit system, when being connected with the audio signal of upper frequency in the vibrating speaker, the quality of establishing part because of magnetic circuit system etc. is outstanding is bigger, the frequency of audio signal is far above its resonance frequency, and voice coil loudspeaker voice coil will promote the vibrating diaphragm vibration sounding; Otherwise when being connected with low frequency signal, magnetic circuit system will produce vibration, thereby makes vibrating speaker produce the sense of shaking.
The vibrating speaker of traditional structure, generally comprise protecgulum and bottom, with the preceding operatic tunes and the back operatic tunes that forms vibrating speaker, bottom generic point glue also positions assembling by frock and shell, produce in the design, technology is comparatively complicated, makes frock produce tractive to bottom when regaining because be stained with glue on the frock easily, cause bottom and shell bonding insecure, cause the reduction of rate of finished products and performance bad.
So, be necessary the vibrating speaker structure of said structure is further improved, to avoid above-mentioned defective.
Summary of the invention
Technical problem to be solved in the utility model is: a kind of vibrating speaker is provided, has simplified the packaging technology of bottom and shell, and can improve bottom and shell assembly yield, reduce the properties of product fraction defective.
For solving the problems of the technologies described above, the technical solution of the utility model is: vibrating speaker, be square structure, and it comprises: auxiliary system, described auxiliary system comprise secure bond plastic casing and bottom together; Vibration unit, described vibration unit comprise magnetic circuit system and are used for magnetic circuit system is suspended in metal clips in the described auxiliary system.Wherein, described bottom is the groove shape bottom of the end opening that is made of base plate and flanging, is provided with installation gap at the openend of described bottom and described flanging near the position of described base plate; Described shell comprises concave edges, and described concave edges is inserted to described bottom inside from the openend of described bottom, and is provided with the installation base that is plugged in the described installation gap on described concave edges.
As a kind of optimized technical scheme, described installation gap is provided with two, and described two installation gaps are located at respectively on the flanging of described bottom openend both sides, is provided with two installation bases corresponding with described two installation gaps on the concave edges of described shell.
As a kind of optimized technical scheme, described magnetic circuit system is a two magnetic route structure, comprise the magnetic conduction base, and be located at external magnet and internal magnet on the described magnetic conduction base, described external magnet is provided with outer magnetic conductive board, described internal magnet is provided with interior magnetic conductive board, forms magnetic gap between described external magnet and the described internal magnet.
As a kind of optimized technical scheme, described external magnet is bar shaped, and described external magnet is arranged on the both sides of described internal magnet.
As a kind of optimized technical scheme, described metal clips comprises: central part, described central part are fixed on the described magnetic conduction base, and described central part has the first relative limit and second limit; By first elasticity arm that draw on described central part first limit, described first elasticity arm is along the direction bending extension on described central part first limit, and the end of described first elasticity arm is fixed on the described plastic casing; By second elasticity arm that draw on described central part second limit, described second elasticity arm is along the direction bending extension on described central part second limit, and the end of described second elasticity arm is fixed on the described plastic casing.
As a kind of optimized technical scheme, the described central part side of being ring-type, described central part is set in the periphery of described internal magnet and is fixed on the magnetic conduction base of described magnetic gap correspondence, and first limit of described central part and second limit lay respectively at the two ends of described internal magnet.
As a kind of optimized technical scheme, described central part and described magnetic conduction base bonding or welding are fixing.
As a kind of optimized technical scheme, the end of the end of described first elasticity arm and described second elasticity arm all combines with described plastic casing injection moulding.
After having adopted technique scheme, the beneficial effects of the utility model are: vibrating speaker of the present utility model, it is a square structure, and bottom is the groove shape bottom of the end opening that is made of base plate and flanging, is provided with installation gap at the openend of bottom and flanging near the position of base plate; Shell comprises concave edges, and is provided with the installation base corresponding with installation gap on concave edges.Than conventional art, vibrating speaker provided by the utility model has been simplified the packaging technology of bottom and shell, during assembling, the concave edges of shell is inserted to bottom inside from the openend of bottom, and make be plugged on together corresponding of installation gap can finish assembling with installation base, and the assembling of pegging graft of bottom and shell can accurately be located, production technology is more easy, bottom and shell are fixedly secured, bottom and shell assembly yield have been improved, lower the fraction defective of product, guaranteed the stability of properties of product.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the decomposition texture schematic diagram of the utility model embodiment;
Fig. 2 is the cross-sectional view of the utility model embodiment;
Fig. 3 is the structural representation of vibration unit among the utility model embodiment;
Fig. 4 is the structural representation of metal clips among the utility model embodiment;
Fig. 5 is the structural representation of shell among the utility model embodiment;
Fig. 6 is the structural representation of bottom among the utility model embodiment;
Fig. 7 is the structural representation of the utility model embodiment;
Among the figure: 11. loam cakes, 12. plastic casings, 121. installation bases, 122. concave edges, 13. bottoms, 131. base plates, 132. flanging, 133. installation gaps, 134. phonate holes, 21. vibrating diaphragm, 22. voice coil loudspeaker voice coils, 23. composite beds, 311. outer magnetic conductive board, 312. interior magnetic conductive boards, 321. external magnets, 322. internal magnet, 33. magnetic conduction base, 4. metal clipss, 41. central part, 411. first limits, 412. second limits, 42. first elasticity arm, 421. first kinks, 422. first extensions, 43. second elasticity arm, 431. second kink, 432. second extension, 5. electrical connectors.
Embodiment
In the following description, only the mode by explanation is described some one exemplary embodiment of the present utility model, undoubtedly, those of ordinary skill in the art can recognize, under the situation that does not depart from spirit and scope of the present utility model, can revise described embodiment with various mode.Therefore, accompanying drawing and be described in just illustratively in essence rather than is used to limit the protection range of claim.In addition, in this manual, identical Reference numeral indicates identical part.
As depicted in figs. 1 and 2, vibrating speaker of the present utility model is a square structure, comprises auxiliary system, vibrational system and the vibration unit that comprises magnetic circuit system.
Wherein, auxiliary system comprises secure bond metal top cover 11, plastic casing 12 and metal bottom cover 13 together, and the three constitutes the external frame of vibrating speaker.Being provided with electrical connector 5 on shell 12 is used for and being electrically connected of external electronic circuits.
Vibrational system is fixed in the auxiliary system, and it comprises vibrating diaphragm 21 and the voice coil loudspeaker voice coil 22 that combines with vibrating diaphragm 21, also is provided with the composite bed 23 that improves vibrating diaphragm 21 performances at the middle part of vibrating diaphragm 21.
Vibration unit comprises magnetic circuit system and is used for magnetic circuit system is suspended in metal clips 4 in the auxiliary system.Magnetic circuit system is a two magnetic route structure, comprises magnetic conduction base 33, and is located at external magnet 321 and internal magnet 322 on the magnetic conduction base 33 respectively, and external magnet 321 is provided with outer magnetic conductive board 311, and internal magnet 322 is provided with interior magnetic conductive board 312.Wherein internal magnet 322 is arranged on the double magnetic conduction portion of doing the centre of magnetic circuit system in centre of magnetic conduction base 33; External magnet 321 is a bar magnet, is provided with two, is separately positioned on the both sides of internal magnet 322 and keeps certain interval with internal magnet 322, to form the magnetic gap of vibrating speaker magnetic circuit system.In this implementation process, preferred, the density of outer magnetic conductive board 311, interior magnetic conductive board 312, external magnet 321, internal magnet 322 and magnetic conduction base 33 is all greater than 7.8g/cm
3, can increase the quality of vibration unit like this, and then improve the sense of shaking of vibrating speaker, and not need to increase mass.
The fixed relationship of metal clips 4 and magnetic circuit system and structure are as shown in Figure 3 and Figure 4.Metal clips 4 adopts the stainless steel material punching press to make, and it comprises central part 41 and first elasticity arm 42 and second elasticity arm 43 of being drawn by central part 41.Wherein, central part 41 is fixed on the magnetic conduction base 33, and is preferential, central part 41 side's of being ring-types, and it is set in the periphery of internal magnet 322 and is fixed on the magnetic conduction base 33 of magnetic gap correspondence, and central part 41 is fixing with magnetic conduction base 33 bondings or welding.Central part 41 has the first relative limit 411 and second limit 412, and both sides lay respectively at the two ends of internal magnet 322.
Combine with the magnetic circuit system of square structure, central part 41 side's of being ring-types of metal clips 4, it is set in the periphery of internal magnet 322 and is fixed on the magnetic conduction base 33 of magnetic gap correspondence, saved and taken up room, under the condition that the vibrating speaker volume reduces, the size of magnetic circuit system be can guarantee, vibrating speaker output quality and tonequality guaranteed; And central part 41 is fixed in the magnetic gap, makes metal clips have the magnetic conduction effect concurrently, can increase the magnetic flux of magnetic circuit system, improves the performance of vibrating speaker.Two elasticity arms of said structure are set in the metal clips 4, can avoid the bending direction rotation of magnetic circuit system along one of them elasticity arm; In two gaps of elasticity arm between magnetic circuit system and shell 12 along the direction bending extension of central part 41 limit portions, it is little to take up room, on the basis of this structure, what the size of magnet can be done in the magnetic circuit system is bigger, with output quality and the tonequality that improves vibrating speaker, the performance of improving vibrating speaker; Two elasticity arms all have kink, more help alleviating the stress that produces in the vibration processes, help to improve metal clips fatigue life; The kink of two elasticity arms is the diagonal setting, and by the upwards bending backward then downwards more earlier of position, central part leading point, the part of the position, overcenter portion leading point, end of the extension that is attached thereto upwards lifts and the end is combined on the shell by injection moulding, adopt said structure, under the condition that the vibrating speaker volume reduces, guaranteed sufficient oscillation space, and guaranteed that direction of vibration is vertical, for vibrating speaker provides the stable sense of shaking.
To shown in Figure 7, bottom 13 is groove shape bottoms of the end opening that is made of base plate 131 and flanging 132, is provided with some phonate holes 134 on bottom 13 as Fig. 5, is provided with installation gap 133 at the openend of bottom 13 and flanging 132 near the position of base plates 131; Shell 12 comprises concave edges 122, and this concave edges 122 is inserted to bottom 13 inside from the openend of bottom 13, and is provided with the installation base 121 that is plugged in the installation gap 133 on concave edges 122.Preferably, installation gap 133 is provided with two, and two installation gaps 133 are located at respectively on the flanging 132 of bottom openend both sides, is provided with two installation bases 121 corresponding with two installation gaps 133 on the concave edges 122 of shell.
Adopt above-mentioned structure, simplified the packaging technology of bottom 13 with shell 12, during assembling, the concave edges 122 of shell 12 is inserted to bottom 13 inside from the openend of bottom 13, and make installation gap 133 can finish assembling with installation base 121 corresponding being plugged on together, and the assembling of pegging graft of bottom 13 and shell 12 can accurately be located, production technology is more easy, bottom 13 and shell 12 are fixedly secured, bottom and shell assembly yield have been improved, lower the fraction defective of product, guaranteed the stability of properties of product.
Under the above-mentioned instruction of utility model; those skilled in the art can carry out various improvement and distortion on the basis of the foregoing description; and these improvement and distortion; all drop in the protection range of the present utility model; those skilled in the art should be understood that; above-mentioned specific descriptions are just better explained the purpose of this utility model, and protection range of the present utility model is limited by claim and equivalent thereof.
Claims (8)
1. vibrating speaker is square structure, and it comprises:
Auxiliary system, described auxiliary system comprise secure bond plastic casing and bottom together;
Vibration unit, described vibration unit comprise magnetic circuit system and are used for magnetic circuit system is suspended in metal clips in the described auxiliary system;
It is characterized in that described bottom is the groove shape bottom of the end opening that is made of base plate and flanging, be provided with installation gap near the position of described base plate at the openend of described bottom and described flanging;
Described shell comprises concave edges, and described concave edges is inserted to described bottom inside from the openend of described bottom, and is provided with the installation base that is plugged in the described installation gap on described concave edges.
2. vibrating speaker as claimed in claim 1, it is characterized in that: described installation gap is provided with two, described two installation gaps are located at respectively on the flanging of described bottom openend both sides, are provided with two installation bases corresponding with described two installation gaps on the concave edges of described shell.
3. vibrating speaker as claimed in claim 1, it is characterized in that: described magnetic circuit system is a two magnetic route structure, comprise the magnetic conduction base, and be located at external magnet and internal magnet on the described magnetic conduction base respectively, described external magnet is provided with outer magnetic conductive board, described internal magnet is provided with interior magnetic conductive board, forms magnetic gap between described external magnet and the described internal magnet.
4. vibrating speaker as claimed in claim 3 is characterized in that: described external magnet is bar shaped, and described external magnet is arranged on the both sides of described internal magnet.
5. vibrating speaker as claimed in claim 4 is characterized in that: described metal clips comprises:
Central part, described central part are fixed on the described magnetic conduction base, and described central part has the first relative limit and second limit;
By first elasticity arm that draw on described central part first limit, described first elasticity arm is along the direction bending extension on described central part first limit, and the end of described first elasticity arm is fixed on the described plastic casing;
By second elasticity arm that draw on described central part second limit, described second elasticity arm is along the direction bending extension on described central part second limit, and the end of described second elasticity arm is fixed on the described plastic casing.
6. vibrating speaker as claimed in claim 5, it is characterized in that: the described central part side of being ring-type, described central part is set in the periphery of described internal magnet and is fixed on the magnetic conduction base of described magnetic gap correspondence, and first limit of described central part and second limit lay respectively at the two ends of described internal magnet.
7. vibrating speaker as claimed in claim 6 is characterized in that: described central part and described magnetic conduction base bonding or welding are fixing.
8. as claim 5,6 or 7 described vibrating speakers, it is characterized in that: the end of the end of described first elasticity arm and described second elasticity arm all combines with described plastic casing injection moulding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201593400U CN202068563U (en) | 2011-05-19 | 2011-05-19 | Vibration loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201593400U CN202068563U (en) | 2011-05-19 | 2011-05-19 | Vibration loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202068563U true CN202068563U (en) | 2011-12-07 |
Family
ID=45062411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201593400U Expired - Lifetime CN202068563U (en) | 2011-05-19 | 2011-05-19 | Vibration loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202068563U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109660926A (en) * | 2019-02-28 | 2019-04-19 | 汉得利（常州）电子股份有限公司 | A kind of ultra thin handset loudspeaker made of printing voice coil |
| CN112449288A (en) * | 2019-08-27 | 2021-03-05 | 华为技术有限公司 | Flexible circuit board, speaker and electronic equipment |
| CN114785920A (en) * | 2022-04-06 | 2022-07-22 | 杭州海康威视数字技术股份有限公司 | Video conference camera |
-
2011
- 2011-05-19 CN CN2011201593400U patent/CN202068563U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109660926A (en) * | 2019-02-28 | 2019-04-19 | 汉得利（常州）电子股份有限公司 | A kind of ultra thin handset loudspeaker made of printing voice coil |
| CN112449288A (en) * | 2019-08-27 | 2021-03-05 | 华为技术有限公司 | Flexible circuit board, speaker and electronic equipment |
| CN112449288B (en) * | 2019-08-27 | 2022-03-29 | 华为技术有限公司 | Flexible circuit board, speaker and electronic equipment |
| CN114785920A (en) * | 2022-04-06 | 2022-07-22 | 杭州海康威视数字技术股份有限公司 | Video conference camera |
| CN114785920B (en) * | 2022-04-06 | 2023-09-29 | 杭州海康威视数字技术股份有限公司 | Video conference camera |
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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 |
Granted publication date: 20111207 |
|
| CX01 | Expiry of patent term |