CN201752135U - Buffer device of horn - Google Patents
Buffer device of horn Download PDFInfo
- Publication number
- CN201752135U CN201752135U CN2010202499670U CN201020249967U CN201752135U CN 201752135 U CN201752135 U CN 201752135U CN 2010202499670 U CN2010202499670 U CN 2010202499670U CN 201020249967 U CN201020249967 U CN 201020249967U CN 201752135 U CN201752135 U CN 201752135U
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- magnet
- loudspeaker
- diaphragm
- vibrating diaphragm
- buffer unit
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Abstract
A buffer device of a horn comprises a base, a magnetic conductive yoke, a magnet, a vibration unit and a voice coil, wherein the base is provided with a framework and an upper periphery of an inner wall of the framework forms a bearing surface, the magnetic conductive yoke is disposed in the base, the magnet is arranged in the magnetic conductive yoke, the vibration unit has a diaphragm and is disposed on the bearing surface of the base, and the voice coil, arranged at a bottom edge surface of the diaphragm, is corresponding to an outer periphery of the magnet. The magnet is a hollow body, in which an elastic buffer body is disposed. A bottom surface of the elastic buffer body is arranged on the magnetic conductive yoke and a top surface of the elastic buffer body is adjacent to the bottom edge of the diaphragm. When the diaphragm vibrates in a reciprocating manner, the axial motion is maintained without deviation. The buffer device of a horn of the utility model causes no deviation so as to avoid colliding inner members during the diaphragm vibration, enables to endure higher input voltage, achieves higher sensitivity and sound quality, enables to successfully discharge the air generated by the motion of the diaphragm, prevents air flow from hindering the normal motion of the diaphragm for dispersion throughout a single horn, limits the effective motion section of the diaphragm, and has the convection effect so as to facilitate the heat radiation of the single horn and prevent burnout for the overheating sake.
Description
Technical field
The utility model relates to a kind of loudspeaker, particularly a kind ofly is provided with an elastic buffer body in the limited height of loudspeaker monomer, makes it have similar bullet wave energy, prevents the buffer unit of the loudspeaker of vibrating diaphragm skew.
Background technology
General moving-coil type loudspeaker axially carry out reciprocating action for vibrating diaphragm can be complied with; therefore can be provided with one usually and play ripple (Damper) structure; shown in Figure 1 is the basic comprising of existing a kind of loudspeaker monomer 80; it includes: a support 81, a mouthful word remove top one horizontal shape yoke 82, magnet 83, packing ring 84, a voice coil loudspeaker voice coil 85 and are arranged with one and play ripple 86; and the bottom is connected with a vibrating disk (Cone) 87, and vibrating disk 87 ora terminalis then are connected with outstanding limit (Edge) 88.Whereby, when voice coil loudspeaker voice coil 85 vibrations, can utilize bullet ripple 86 to prevent that voice coil loudspeaker voice coil 85 skews and the collision mouthful word from removing top one horizontal shape yoke 82 or magnet 83 and packing ring 84 magnetic circuit systems, and produce different sound or the impaired situation of loudspeaker monomer.
And be in response to the fast development of 3C electronic product, the loudspeaker slimming has its demand, Fig. 2～shown in Figure 4, be the structural representation of existing a kind of thin type horn monomer 90, it includes: a pedestal 91, a mouthful word remove top one horizontal shape yoke 92, magnet 93, packing ring 94, voice coil loudspeaker voice coil 95, support 96, outstanding limit 97, vibrating diaphragm 98, add a loam cake 99 in case of necessity, and pedestal 91 bases are provided with a terminal board 911.
Yet above-mentioned thin type horn 90 limited its height play wave structure and link with voice coil loudspeaker voice coil 95 its difficulty is arranged as being provided with one, and therefore essential the sacrifice plays wave structure, exchanging the reduction of height for, but also so bring the problem of quality distortion.Particularly, when the voltage of input loudspeaker monomer 90 increases, the space of vibrating diaphragm 98 reciprocating actions will be strengthened, if do not play ripple, and the situation of easier generation vibrating diaphragm 98 vibration skews.So vibrating diaphragm 98 may collide monomer inside other elements (for example: magnetic circuit system), and different sound is arranged or cause monomer impaired and influence tonequality.
Be with, conventional thin loudspeaker because do not play wave structure, cause its usefulness to be restricted, improve the space so still have.
The utility model content
Technical problem underlying to be solved in the utility model is, overcome the above-mentioned defective that prior art exists, and provide a kind of buffer unit of loudspeaker, it is in limited height of loudspeaker monomer and space, the ingenious elastic buffer body just as the bullet wave energy that is provided with, the vibrating diaphragm vibration time can not be offset and avoid colliding inner member, and can bear bigger input voltage, higher sensitivity and tonequality is provided, it has the gas that the vibrating diaphragm action is produced and can discharge smoothly, can avoid on the one hand air-flow in the loudspeaker monomer, to flee and hinder the vibrating diaphragm regular event, between the effective active region of restriction vibrating diaphragm, and also can produce convection action on the other hand, assist the heat radiation of loudspeaker monomer, avoid burning because of overheated.
The technical scheme that its technical problem that solves the utility model adopts is:
A kind of buffer unit of loudspeaker comprises: a pedestal has framework and frame inwall upper peripheral edge and forms bearing-surface; One conductive magnetic yoke (Yoke) is arranged in this pedestal; One magnet is arranged in this conductive magnetic yoke; One vibration unit possesses a vibrating diaphragm and is located on the bearing-surface of this pedestal; One voice coil loudspeaker voice coil (Voice coil) is provided in a side of the root edge face of this vibrating diaphragm, and corresponding to the outer peripheral edges of this magnet; It is characterized in that: this magnet is to be ducted body, and in this ducted body an elastic buffer body is set, and the bottom surface of this elastic buffer body places on this conductive magnetic yoke, and end face when this vibrating diaphragm double vibrations, is kept axial action and non-migration near the root edge of vibrating diaphragm.
The buffer unit of aforesaid loudspeaker, wherein elastic buffer body is to combine more than one and one, and is constituted by square, round and predetermined geometric type body.
The buffer unit of aforesaid loudspeaker, wherein the external form of elastic buffer body is the shape that cooperates described vibrating diaphragm, presents corresponding combined structure.
The buffer unit of aforesaid loudspeaker, wherein the elastic buffer surface is set as plane and nonplanar concavo-convex, wave-like.
The buffer unit of aforesaid loudspeaker, wherein elastic buffer body is sponge, silica gel, rubber or spring.
The buffer unit of aforesaid loudspeaker, wherein base interior is set as ducted body, and described conductive magnetic yoke is to be fixed on this ducted body position, and described conductive magnetic yoke is provided with more than one open-work.
The buffer unit of aforesaid loudspeaker, wherein pedestal has a base plate, and is provided with more than one open-work in this base plate, described conductive magnetic yoke is to place on this base plate, and its inner peripheral forms one ccontaining, inserts for described magnet, and form a ducted body in the middle of it, stretch through therebetween for described buffer body.
The buffer unit of aforesaid loudspeaker, wherein the vibrating diaphragm periphery of vibration unit is provided with an outstanding limit (Edge).
The buffer unit of aforesaid loudspeaker, wherein periphery more is provided with a support at the bottom of the vibrating diaphragm.
The buffer unit of aforesaid loudspeaker, wherein the pedestal top is provided with a loam cake, and described magnet surface is provided with a packing ring.
Whereby, the utility model has solved existing thin type horn can't be provided with the problem points that plays ripple (Damper) structure, reaches the normal operation of guaranteeing the vibrating diaphragm axial action and not influencing magnetic circuit system, and then promotes the tonequality and the production reliability of monomer.
The beneficial effects of the utility model are, the utility model is in limited height of loudspeaker monomer and space, the ingenious elastic buffer body just as the bullet wave energy that is provided with, the vibrating diaphragm vibration time can not be offset and avoid colliding inner member, and can bear bigger input voltage, higher sensitivity and tonequality is provided, it has the gas that the vibrating diaphragm action is produced and can discharge smoothly, can avoid on the one hand air-flow in the loudspeaker monomer, to flee and hinder the vibrating diaphragm regular event, between the effective active region of restriction vibrating diaphragm, and also can produce convection action on the other hand, assist the heat radiation of loudspeaker monomer, avoid burning because of overheated.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the structure cutaway view of existing a kind of loudspeaker monomer.
Fig. 2 is the exploded perspective schematic diagram of existing a kind of thin type horn.
Fig. 3 is the combination schematic perspective view of existing a kind of thin type horn.
Fig. 4 is the cutaway view of existing a kind of thin type horn.
Fig. 5 is the exploded perspective schematic diagram of the utility model first embodiment.
Fig. 6 is the combination schematic perspective view of the utility model first embodiment.
Fig. 7 is the cutaway view of the utility model first embodiment.
Fig. 8 is the exploded perspective schematic diagram of the utility model second embodiment.
Fig. 9 is the combination schematic perspective view of the utility model second embodiment.
Figure 10 is the cutaway view of the utility model second embodiment.
The number in the figure explanation:
10 pedestals, 30 magnet
11 ducted bodies, 31 ducted bodies
11a open-work 40 vibration units
12 bearing-surfaces, 42 outstanding limits
13 terminal boards, 43 supports
20 conductive magnetic yoke, 50 voice coil loudspeaker voice coils
21 base plates, 60 elastic buffer bodies
Ccontaining 70 loam cake of 21a
22 open-works
The 22a ducted body
Embodiment
At first, see also Fig. 5～shown in Figure 7, the utility model first embodiment includes:
One pedestal 10 has framework and frame inwall upper peripheral edge and forms bearing-surface 12, and in the present embodiment, these pedestal 10 inside are set as ducted body 11, but are not limited to this; It also can have a base plate 11b and be provided with an above open-work 11a in base plate 11b shown in another embodiment of Fig. 8, and its detailed construction repeats after holding.
One conductive magnetic yoke 20 is arranged in this pedestal 10, and in the present embodiment, the profile of this conductive magnetic yoke 20 is to cooperate ducted body 11 settings of this pedestal 10 to form, and it is combined in this pedestal 10.This conductive magnetic yoke 20 is to be a mouthful word to remove top one horizontal body, and its base plate 21 is provided with more than one open-work 22.One magnet 30 is arranged in the conductive magnetic yoke 20.
One vibration unit 40 possesses a vibrating diaphragm 41, and is located on the bearing-surface 11 of this pedestal 10, described vibration unit 40 can only be a slice vibrating diaphragm 41, also can comprise the outstanding limit 42 or the support 43 of its periphery certainly, and this outstanding limit 42 and support 43 are to select outfit, the necessary element of non-genus for use.
One voice coil loudspeaker voice coil 50 is provided in a side of the root edge face on this vibrating diaphragm 41 or outstanding limit 42, and corresponding to the outer peripheral edges of this magnet 30.
With upper member is the primary element of loudspeaker, belongs to prior art (Prior Art), and non-technical characterictic of the present utility model holds and do not give unnecessary details.
And the utility model is main to be characterised in that:
This magnet 30 is to be ducted body 31, and the magnet 30 in the present embodiment is rectangular profile and rectangular hollow body, but is not limited to this, and this magnet 30 and ducted body 31 are to make on demand, for example are set as round etc., also can implement.
So, importantly, be provided with an elastic buffer body 60 in this ducted body 31, it can be by sponge, silica gel, rubber or spring, but is not limited to this, and Equivalent Elasticity buffering material or flexible member also can be implemented.And it can be rectangle, circle or other geometric type body.It can be by one or more combine separately.
Moreover this elastic buffer body 60 is that the sponge that is the plane constitutes in present embodiment graphic, but is not limited to this, that is it can be shape such as nonplanar concavo-convex, wave and constitutes.
Hold, the bottom surface of this elastic buffer body 60 is to place on this conductive magnetic yoke 20, and end face is the root edge near vibrating diaphragm 41, that is almost contact or just contact distance, when vibrating diaphragm 41 double vibrationses, provides its elastic buffer power, keeps axial action and non-migration.One preferred embodiment is that this vibrating diaphragm 41 has raised or sunken profile, and then relative its profile of the end face of this elastic buffer body 60 is arranged to raised or sunken, presents corresponding combined structure, to bring into play preferable effect.
In the present embodiment, these pedestal 10 tops are provided with a loam cake 70, and the bottom is provided with a terminal board 13, and magnet 30 surfaces are provided with a packing ring 32, but are not limited to this.Be its visual demand and being provided with, the indispensable member of non-genus holds and does not give unnecessary details.
According to the technical characterictic of aforementioned elastic buffer body 60, the utility model second embodiment is that it is same as previous embodiment, represents with same reference numbers as Fig. 8～shown in Figure 10, and its otherness only is:
This pedestal 10 is provided with a base plate 11b and is provided with more than one open-work 11a in base plate 11b, this conductive magnetic yoke 20 is to place on this base plate 11b, and its inner peripheral forms one ccontaining 21a, inserts for this magnet 30, and form a ducted body 22a in the middle of it, stretch through therebetween for this elastic buffer body 60.Thus, no matter it is that preceding embodiment is provided with open-work 22 in conductive magnetic yoke 20, or be provided with open-work 11a as present embodiment in pedestal 10, and the gas that all can allow vibrating diaphragm 41 actions be produced can be discharged smoothly outward.Can avoid on the one hand air-flow to flee and hinder vibrating diaphragm 41 regular events in loudspeaker monomer inside, between restriction vibrating diaphragm 41 effective active regions, and also can play convection current on the other hand, and assist the heat radiation of loudspeaker monomer, therefore can promote tonequality and prevent that monomer is overheated and burn.
In addition, in the present embodiment, disclosing has support 43 and loam cake 70, and this vibrating diaphragm 41 is arranged on this outstanding limit 42, certainly, also can be arranged on outstanding 42 bottom surfaces, limit, and this all is the disposable scope of the utility model, does not relate to the primary structure feature.
Be with, the principal character of above-mentioned two embodiment, be to utilize an elastic buffer body 60 to substitute existing bullet ripple (Damper) structure, make under limited height of thin type horn and space, in the time of can making vibrating diaphragm 41 reciprocating actions, keep axial vibration and non-migration prevents to collide other elements, avoid producing different sound or impaired, and then promote the useful life and the reliability of product.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
In sum, the utility model is on structural design, use practicality and cost benefit, it is required to meet industry development fully, and the structure that is disclosed also is to have unprecedented innovation structure, have novelty, creativeness, practicality, the regulation that meets relevant novel patent requirement is so mention application in accordance with the law.
Claims (10)
1. the buffer unit of loudspeaker comprises:
One pedestal has framework and frame inwall upper peripheral edge and forms bearing-surface;
One conductive magnetic yoke is arranged in this pedestal;
One magnet is arranged in this conductive magnetic yoke;
One vibration unit possesses a vibrating diaphragm and is located on the bearing-surface of this pedestal;
One voice coil loudspeaker voice coil is provided in a side of the root edge face of this vibrating diaphragm, and corresponding to the outer peripheral edges of this magnet; It is characterized in that:
This magnet is to be ducted body, and in this ducted body an elastic buffer body is set, and the bottom surface of this elastic buffer body places on this conductive magnetic yoke, and end face when this vibrating diaphragm double vibrations, is kept axial action and non-migration near the root edge of vibrating diaphragm.
2. the buffer unit of loudspeaker according to claim 1 is characterized in that, described elastic buffer body is to combine more than one and one, and is constituted by square, round and predetermined geometric type body.
3. the buffer unit of loudspeaker according to claim 2 is characterized in that, the external form of described elastic buffer body is the shape that cooperates described vibrating diaphragm, presents corresponding combined structure.
4. the buffer unit of loudspeaker according to claim 3 is characterized in that, described elastic buffer surface is set as plane and nonplanar concavo-convex, wave-like.
5. the buffer unit of loudspeaker according to claim 4 is characterized in that, described elastic buffer body is sponge, silica gel, rubber or spring.
6. according to the buffer unit of each described loudspeaker in the claim 1 to 5, it is characterized in that described base interior is set as ducted body, described conductive magnetic yoke is to be fixed on this ducted body position, and described conductive magnetic yoke is provided with more than one open-work.
7. according to the buffer unit of each described loudspeaker in the claim 1 to 5, it is characterized in that, described pedestal has a base plate, and be provided with more than one open-work in this base plate, described conductive magnetic yoke is to place on this base plate, and its inner peripheral forms one ccontaining, inserts for described magnet, and form a ducted body in the middle of it, stretch through therebetween for described buffer body.
8. the buffer unit of loudspeaker according to claim 1 is characterized in that, the vibrating diaphragm periphery of described vibration unit is provided with an outstanding limit.
9. the buffer unit of loudspeaker according to claim 8 is characterized in that, periphery more is provided with a support at the bottom of the described vibrating diaphragm.
10. the buffer unit of loudspeaker according to claim 1 is characterized in that, described pedestal top is provided with a loam cake, and described magnet surface is provided with a packing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202499670U CN201752135U (en) | 2010-07-07 | 2010-07-07 | Buffer device of horn |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202499670U CN201752135U (en) | 2010-07-07 | 2010-07-07 | Buffer device of horn |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201752135U true CN201752135U (en) | 2011-02-23 |
Family
ID=43602544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202499670U Expired - Fee Related CN201752135U (en) | 2010-07-07 | 2010-07-07 | Buffer device of horn |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201752135U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104320742A (en) * | 2014-11-10 | 2015-01-28 | 国光电器股份有限公司 | Loudspeaker centering supporting piece |
| CN104796810A (en) * | 2015-04-29 | 2015-07-22 | 江西聚声泰科技有限公司 | Thin earphone speaker |
| CN104994448A (en) * | 2015-07-02 | 2015-10-21 | 肖叶 | Impact-resistant full-frequency loudspeaker |
| CN111935617A (en) * | 2020-06-30 | 2020-11-13 | 瑞声科技（南京）有限公司 | Sound production device |
| CN112714377A (en) * | 2019-10-24 | 2021-04-27 | 比亚迪股份有限公司 | Sound processing device and electronic equipment |
-
2010
- 2010-07-07 CN CN2010202499670U patent/CN201752135U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104320742A (en) * | 2014-11-10 | 2015-01-28 | 国光电器股份有限公司 | Loudspeaker centering supporting piece |
| CN104796810A (en) * | 2015-04-29 | 2015-07-22 | 江西聚声泰科技有限公司 | Thin earphone speaker |
| CN104994448A (en) * | 2015-07-02 | 2015-10-21 | 肖叶 | Impact-resistant full-frequency loudspeaker |
| CN112714377A (en) * | 2019-10-24 | 2021-04-27 | 比亚迪股份有限公司 | Sound processing device and electronic equipment |
| CN112714377B (en) * | 2019-10-24 | 2022-09-09 | 比亚迪股份有限公司 | Sound processing device and electronic equipment |
| CN111935617A (en) * | 2020-06-30 | 2020-11-13 | 瑞声科技（南京）有限公司 | Sound production device |
| CN111935617B (en) * | 2020-06-30 | 2021-10-19 | 瑞声科技（南京）有限公司 | Sound production device |
| WO2022000847A1 (en) * | 2020-06-30 | 2022-01-06 | 瑞声声学科技(深圳)有限公司 | Sound production device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110223 Termination date: 20170707 |