CN203387663U - Electronic device including woofer - Google Patents
Electronic device including woofer Download PDFInfo
- Publication number
- CN203387663U CN203387663U CN201320245384.4U CN201320245384U CN203387663U CN 203387663 U CN203387663 U CN 203387663U CN 201320245384 U CN201320245384 U CN 201320245384U CN 203387663 U CN203387663 U CN 203387663U
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- CN
- China
- Prior art keywords
- woofer
- vibrating diaphragm
- electronic installation
- driver element
- shell
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Abstract
The utility model discloses an electronic device including a woofer. The electronic device including the woofer comprises the woofer and a terminal frame for accommodating and fixing the woofer, wherein the woofer comprises a flat diaphragm, driving units and a shell for fixing and combining the diaphragm and the driving units. The number of the driving units is at least three, and the driving units are combined at one side of the diaphragm close to the shell dispersedly, and the shell is equipped with installing holes corresponding to the driving units respectively and used for accommodating and fixing the driving units. A back acoustic cavity is formed between the woofer and the terminal frame, and the ratio of the equivalent diameter of the shell and the largest height of the back acoustic cavity is within a numerical range greater than 3. The structure of the utility model facilitates thinning the woofer, and further, the thin woofer can be applied to the thin electronic device to facilitate thinning the electronic device, and the acoustic performance of a product is convenient to improve.
Description
Technical field
The utility model relates to the electroacoustic field, is specifically related to a kind of electronic installation that comprises woofer.
Background technology
Along with social progress and the development of technology, in recent years, the slimming increasingly of the electronic installations such as television set, people are also more and more higher to the performance requirement of these electronic products, thereby the thickness that also requires supporting electronic product with it also reducing, performance and consistency improve constantly.
The woofer of traditional structure adopts the vibrating diaphragm of taper cone shape usually, and the center of conical diaphragm comprises a voice coil loudspeaker voice coil, and the size of magnetic circuit system is larger also thicker.The woofer of this structure, the thickness of product is larger, can't meet the current electronic installation demand of slimming increasingly, and practicality is not strong.
Therefore, be necessary woofer and the electronic installation thereof of traditional structure are improved, to avoid above-mentioned defect.
The utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of electronic installation that comprises woofer, can reduce the thickness of woofer, and can be applied in the electronic installation of slimming.
To achieve these goals, the utility model provides a kind of woofer, comprise woofer and accommodate the terminal framework of fixing described woofer, wherein, described woofer comprises flat vibrating diaphragm, driver element, and the shell of the described vibrating diaphragm of secure bond and described driver element; The quantity of described driver element is at least three, a side that is incorporated into the close shell of vibrating diaphragm of dispersion, and described shell is provided with the installing hole of accommodating fixing described driver element of corresponding each driver element setting; The operatic tunes after forming between described woofer and described terminal framework, the ratio of the equivalent diameter of described vibrating diaphragm and the maximum height of the described rear operatic tunes is in being greater than 3 number range.
In addition, preferred scheme is that described vibrating diaphragm comprises the ball top of the rigidity that is positioned at center and is positioned at the ring section of marginal position, described driver element and described ball top secure bond.
In addition, preferably scheme is, described shell comprises plane mounting plane and the sidewall arranged around described mounting plane, and described vibrating diaphragm is incorporated into the upper side of described sidewall; Described mounting plane is provided with installing hole and phonate hole, and described phonate hole is to avoid the structure that described installing hole arranges.
In addition, preferably scheme is, described vibrating diaphragm is rectangular configuration, and driver element is at least four, and at least four driver elements lay respectively at four bights at ball top.
In addition, preferred scheme is that the size of each described driver element is identical with acoustical behavior.
In addition, preferred scheme is that described shell adopts aluminum alloy materials.
In addition, preferred scheme is to be provided with sound-absorbing material and/or gas adsorption material in the described rear operatic tunes.
In addition, preferred scheme is that described ball top is formed by honeycomb or foaming body structure.
In addition, preferably scheme is, the described ring employing PU of section or silastic structure.
After adopting technique scheme, with traditional structure, compare, this structure of the present utility model is conducive to the slimming of woofer, the woofer of further this slimming can be applied in the electronic installation of slimming, be conducive to the slimming of electronic installation, and be convenient to improve the acoustical behavior of product.
The accompanying drawing explanation
By below in conjunction with accompanying drawing, the utility model being described, above-mentioned feature of the present utility model and technological merit will become apparent and easily understand.
Fig. 1 is the explosive view of the utility model woofer;
Fig. 2 is the stereogram after the utility model woofer shell and driver element combination;
Fig. 3 is the cross-sectional view of the utility model woofer;
Fig. 4 is the perspective view of the utility model electronic installation;
Fig. 5 is the cross-sectional view of the utility model electronic installation.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is done to further detailed description.
As shown in Figure 1, woofer comprises vibrating diaphragm, is incorporated into the driver element 3 of vibrating diaphragm downside, and accommodates the fixedly shell 2 of vibrating diaphragm and driver element 3.The structure that vibrating diaphragm is wide aperture, to guarantee the low frequency sound effect of product, the present embodiment vibrating diaphragm is rectangular configuration to the area of vibrating diaphragm, but is not limited to this structure, as adopted circle greatly.Wherein vibrating diaphragm comprises the ball top 11 and the ring section 12 that is positioned at marginal position of the rigidity that is positioned at center, and ball top 11 can be by mode secure bond such as bondings with ring section 12; Ball top 11 can adopt the low weight and reasonable material of rigidity of the quality such as alveolate texture or foaming body structure; Ring section can adopt the material that PU or silastic material etc. are softer with respect to ball top 11, makes vibrating diaphragm up-down vibration freely.Vibrating diaphragm is combined with driver element 3 near a side of shell 2, and driver element 3 comprises a plurality of independently structures.Also comprise the electrical connector 4 that is electrically connected to internal circuit and external circuit, electrical connector 4 is FPCB, one side of electrical connector 4 and a side that is incorporated into shell 2 close vibrating diaphragms, a side is incorporated into the side of shell 2 away from vibrating diaphragm, and driver element 3 is electrically connected in the side near vibrating diaphragm with electrical connector 4.
As depicted in figs. 1 and 2, shell 2 comprises the mounting plane that is positioned at center and the sidewall arranged around center, and mounting plane is provided with the installing hole 21 that fixed drive unit 3 is installed, and the phonate hole 22 that is communicated with shell 2 both sides.Installing hole 21 is accommodated structure behind fixed drive unit 3 as shown in Figure 2.Phonate hole 22 comprises the center phonate hole 221 that is positioned at center and the edge phonate hole 222 that is positioned at marginal position, and phonate hole 22 should be avoided installing hole 21 and arrange, and keeps a determining deviation, to guarantee the intensity of shell 2.Preferably, shell 2 adopts aluminum alloy materials, to guarantee the intensity of shell 2, and is convenient to heat radiation.Wherein, the size of center phonate hole 221 is greater than the size of edge phonate hole 222, and this structural design is the air-flow that the air-flow of the generation in order to guarantee the vibrating diaphragm center produces more than the vibrating diaphragm marginal position, thereby the air-flow of shell 2 both sides can be circulated smoothly.Electrical connector 4 is incorporated into the both sides of center phonate hole 221, as shown in Figure 2.
As shown in Figure 3, driver element only comprises voice coil unit 31 and magnetic circuit system, and magnetic circuit system comprises washer 32, magnet 33 and the magnetic conduction T iron 34 of combination successively, and voice coil unit 31 is accommodated in the magnetic gap that is fixed in magnetic circuit system formation.The upside of voice coil unit 31 directly with the vibrating diaphragm secure bond, after voice coil unit 31 is connected the signals of telecommunication, forced vibration in magnetic circuit system, the vibration of the vibration drive heavy caliber vibrating diaphragm that the utility model can be by a plurality of voice coil units 31 is sounded.Wherein, the quantity of driver element is at least three, and scattering device, with the driving vibrating diaphragm of balance, makes the vibration that vibrating diaphragm can balance.The size of the present embodiment driver element is identical with performance, but is not limited to this structure.The structure of this large-scale vibrating diaphragm with small drive units driving woofer can reduce the thickness of woofer, to adapt to the slimming development trend of current electronic product, makes the woofer practicality of this structure stronger.
In the present embodiment, driver element 3 is incorporated on ball top 11, to guarantee the stable bond between voice coil unit 31 and vibrating diaphragm.Vibrating diaphragm is rectangular configuration, and the quantity of driver element 3 is four, is arranged at respectively four bights at rectangular ball top 11, with driving vibrating diaphragm that can balance.In addition, the quantity of driver element 3 is not limited to four, also can, for more, for example, for the rectangle vibrating diaphragm, two extra driver elements can be set on two major axis of driver element.Vibrating diaphragm is not limited to rectangle, can be also circle, the quantity of the driver element that the vibrating diaphragm of circular configuration is corresponding be at least three, and arbitrary two adjacent driver elements and the angle between the center of circle are 120 degree, the quantity of the driver element that circular membrane is corresponding also can, for more, be not described in detail in this.
The structural representation that Fig. 4 and Fig. 5 are the utility model electronic installation, as shown in the figure, electronic installation comprises woofer, and accommodate the fixedly terminal framework 5 of woofer, the vibrating diaphragm of the present embodiment woofer is located immediately at (comprising ball top 11 and ring section 12) front of electronic installation, the structure of speaking for front, but be not limited to this structure.Form the rear operatic tunes I of electronic installation between woofer and terminal framework 5, the phonate hole on woofer shell 2 is communicated with woofer vibrating diaphragm rear space and rear operatic tunes I.Wherein, acoustical cotton and/or gas adsorption material (not shown) can be set in rear operatic tunes I, and acoustical cotton can be adjusted acoustical curve, improves the acoustical behavior of product, gas adsorption material can increase the equivalent volume in rear operatic tunes I, improves the low frequency sound effect of product.
In addition, after the woofer of the above-mentioned slimming of the present embodiment electronic device applications, be conducive to equally the slimming of electronic installation, electronic installation only needs reserved smaller thickness that woofer can be installed affecting on the direction of its thickness.The equivalent diameter of definition vibrating diaphragm is d, and after definition, the maximum height of operatic tunes I is h, preferred, and the number range of the present embodiment d:h is in being greater than 3 number range.Wherein the equivalent diameter of vibrating diaphragm is for being equivalent to vibrating diaphragm the diameter after the circular configuration that area is equal to, and the maximum height of rear operatic tunes I refers to that rear operatic tunes I is in the height maximum affected on the direction of its thickness.This structure can be conducive to the slimming of electronic installation, and can make the air-flow of woofer vibrating diaphragm rear side be communicated with smoothly with rear operatic tunes I, to guarantee the acoustical behavior of this thinned electronic.
Under above-mentioned instruction of the present utility model; those skilled in the art can carry out other improvement and distortion on the basis of above-described embodiment; and these improvement and distortion; all drop in 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 (9)
1. an electronic installation that comprises woofer, comprise woofer and accommodate the terminal framework of fixing described woofer, it is characterized in that, described woofer comprises flat vibrating diaphragm, driver element, and the shell of the described vibrating diaphragm of secure bond and described driver element; The quantity of described driver element is at least three, a side that is incorporated into the close shell of vibrating diaphragm of dispersion, and described shell is provided with the installing hole of accommodating fixing described driver element of corresponding each driver element setting;
The operatic tunes after forming between described woofer and described terminal framework, the ratio of the equivalent diameter of described vibrating diaphragm and the maximum height of the described rear operatic tunes is in being greater than 3 number range.
2. the electronic installation that comprises woofer according to claim 1, is characterized in that, described vibrating diaphragm comprises the ball top of the rigidity that is positioned at center and is positioned at the ring section of marginal position, described driver element and described ball top secure bond.
3. the electronic installation that comprises woofer according to claim 2, is characterized in that, described shell comprises plane mounting plane and the sidewall arranged around described mounting plane, and described vibrating diaphragm is incorporated into the upper side of described sidewall; Described mounting plane is provided with installing hole and phonate hole, and described phonate hole is to avoid the structure that described installing hole arranges.
4. according to the described electronic installation that comprises woofer of the arbitrary claim of claims 1 to 3, it is characterized in that, described vibrating diaphragm is rectangular configuration, and driver element is at least four, and at least four driver elements lay respectively at four bights at ball top.
5. the electronic installation that comprises woofer according to claim 4, is characterized in that, the size of each described driver element is identical with acoustical behavior.
6. the electronic installation that comprises woofer according to claim 4, is characterized in that, described shell adopts aluminum alloy materials.
7. according to the described electronic installation that comprises woofer of the arbitrary claim of claims 1 to 3, it is characterized in that, in the described rear operatic tunes, be provided with sound-absorbing material and/or gas adsorption material.
8. the electronic installation that comprises woofer according to claim 4, is characterized in that, described ball top is formed by honeycomb or foaming body structure.
9. according to the described electronic installation that comprises woofer of claim 2 or 3, it is characterized in that the described ring employing PU of section or silastic structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320245384.4U CN203387663U (en) | 2013-05-08 | 2013-05-08 | Electronic device including woofer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320245384.4U CN203387663U (en) | 2013-05-08 | 2013-05-08 | Electronic device including woofer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203387663U true CN203387663U (en) | 2014-01-08 |
Family
ID=49876109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320245384.4U Expired - Lifetime CN203387663U (en) | 2013-05-08 | 2013-05-08 | Electronic device including woofer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203387663U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107087244A (en) * | 2017-06-14 | 2017-08-22 | 无锡杰夫电声股份有限公司 | A kind of thin speaker audio amplifier |
-
2013
- 2013-05-08 CN CN201320245384.4U patent/CN203387663U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107087244A (en) * | 2017-06-14 | 2017-08-22 | 无锡杰夫电声股份有限公司 | A kind of thin speaker audio amplifier |
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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: 20140108 |