CN204993852U - Piezo receiver - Google Patents
Piezo receiver Download PDFInfo
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- CN204993852U CN204993852U CN201520805551.5U CN201520805551U CN204993852U CN 204993852 U CN204993852 U CN 204993852U CN 201520805551 U CN201520805551 U CN 201520805551U CN 204993852 U CN204993852 U CN 204993852U
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- supporting plate
- piezo receiver
- piezoelectric patches
- balancing weight
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Abstract
The utility model relates to an electro -acoustic transducer technical field, more specifically, the utility model relates to a piezo receiver. This piezo receiver includes: the piezoelectric patches, the balancing weight, and mounting panel, the one end of mounting panel is the link, and the other end is the free end, the free end be equipped with the protrusion in the reinforcement portion of mounting panel, the balancing weight is located the free end, with there is the interval between the piezoelectric patches, reinforcement portion locates the piezoelectric patches with interval between the balancing weight. Set up reinforcement portion through the clearance between piezoelectric patches and balancing weight, can adjust piezo receiver acoustic pressure level in, high frequency peak valley, move the peak valley of acoustic pressure level to unessential frequency channel, improve the frequency of resonance and antiresonance, level and smooth frequency response curve.
Description
Technical field
The utility model relates to electroacoustic switch technology field, and more specifically, the utility model relates to a kind of piezo receiver.
Background technology
Receiver, as a kind of electroacoustic generating device indispensable for portable equipments such as mobile phones, plays an important role in the daily production and life of people.Common receiver mainly contains moving coil receiver, electromagnetic telephone, condenser telephone etc., to have making relatively simple because of it for moving coil receiver, there are the features such as good low frequency sounding advantage, but when final assembly, there is larger restriction for the waterproof of complete machine and dustproof design, in use still can not meet the user demand of consumer very well.Piezo receiver more and more receives the concern of consumer and attracts consumer with new design.In order to simplify the assembling process of piezo receiver and mobile terminal, attempt increasing between piezoelectric patches and mobile terminal arranging supporting plate, and complete the fixing of supporting plate and mobile terminal by screw, in this kind of structure, a spacer segment is had in the middle of piezoelectric patches and balancing weight, this interval can affect piezo receiver the structure resonance of appearance and frequency of antiresonance when vibrating, and also can affect the overall smoothness of piezo receiver structure medium-high frequency sound pressure level.
Utility model content
An object of the present utility model solves existing the piezo receiver resonance occurred when vibrating and the frequency returning antiresonance, affects the technical problem of the overall smoothness of piezo receiver structure medium, high frequency sound pressure level.
According to an aspect of the present utility model, provide a kind of piezo receiver, described piezo receiver comprises:
Piezoelectric patches;
Balancing weight; And
Supporting plate, one end of described supporting plate is link, and the other end is free end, and described free end is provided with the reinforcement part protruding from described supporting plate; Described balancing weight is located at described free end, and there is interval between described piezoelectric patches; The interval between described piezoelectric patches and described balancing weight is located in described reinforcement part.
Preferably, the skeleton of described supporting plate is hard material, is provided with the covering of soft material outside described skeleton.
Preferably, described skeleton is steel disc.
Preferably, described covering is foam, plastic cement or silica gel.
Preferably, described supporting plate is L bracket plate.
Preferably, described supporting plate is I shape supporting plate.
Preferably, described reinforcement part and described supporting plate one-body molded.
Preferably, described piezoelectric patches, described balancing weight are all connected by double faced adhesive tape with described supporting plate.
Preferably, the thickness of described reinforcement part is not higher than the thickness of piezoelectric patches.
Preferably, the link of described supporting plate is connected with the lug boss of mobile terminal by screw.
A technique effect of the present utility model is, by arranging reinforcement part between piezoelectric patches and balancing weight, and improve the material of supporting plate itself, effectively can regulate the medium, high frequency peak valley of piezo receiver sound pressure level, the peak valley of sound pressure level is moved to unessential frequency range, improve resonance and the frequency of antiresonance, the level and smooth response curve of audio section frequency.
By referring to the detailed description of accompanying drawing to exemplary embodiment of the present utility model, further feature of the present utility model and advantage thereof will become clear.
Accompanying drawing explanation
What form a part for specification drawings describes embodiment of the present utility model, and together with the description for explaining principle of the present utility model.
Fig. 1 is the structure chart of the utility model embodiment piezo receiver;
Fig. 2 is the structure chart of the utility model embodiment L bracket plate;
Fig. 3 is the structural representation that the utility model embodiment piezo receiver and mobile terminal assemble;
Fig. 4 is the outside drawing after the utility model embodiment piezo receiver and mobile terminal assemble.
Wherein, 1: mobile terminal; 2: lug boss; 3: piezoelectric patches; 4: balancing weight; 5: reinforcement part; 6: supporting plate; 61:I shape supporting plate; 62:L shape supporting plate; 7: screw; 8: mobile phone screen.
Embodiment
Various exemplary embodiment of the present utility model is described in detail now with reference to accompanying drawing.It should be noted that: unless specifically stated otherwise, otherwise positioned opposite, the numerical expression of the parts of setting forth in these embodiments and step and numerical value do not limit scope of the present utility model.
Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the utility model and application or use.
The technology and equipment known for person of ordinary skill in the relevant may not discuss in detail, but in the appropriate case, described technology and equipment should be regarded as a part for specification.
In all examples with discussing shown here, any occurrence should be construed as merely exemplary, instead of as restriction.Therefore, other example of exemplary embodiment can have different values.
It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to be further discussed it in accompanying drawing subsequently.
Present embodiments provide a kind of piezo receiver, described piezo receiver is applicable to the mobile terminal such as mobile phone, panel computer 1.With reference to Fig. 1-4, described piezo receiver comprises: piezoelectric patches 3, balancing weight 4 and supporting plate 6.One end of supporting plate 6 is link and the other end is free end, and described free end is provided with the reinforcement part 5 protruding from supporting plate 6.Balancing weight 4 is located at described free end, and and arrange (there is interval) in certain distance between piezoelectric patches 3, the interval between piezoelectric patches 3 and balancing weight 4 is located in reinforcement part 5.Reinforcement part 5 can regulate the medium, high frequency peak valley of piezo receiver sound pressure level, and the peak valley of sound pressure level is moved on to unessential frequency range, improves the frequency of resonance and antiresonance further, the response curve of level and smooth audio section frequency.
During concrete enforcement, the thickness of reinforcement part 5 should not to be limited higher than the thickness of piezoelectric patches 3, and for the good material of some rigidity, the thickness of reinforcement part 5 also can be set to 1 ㎜, and its concrete thickness should be determined according to properties of materials and actual needs.
In order to simplified processing process, reinforcement part 5 is one-body molded with described supporting plate 6.Simple in order to assemble, and ensure to connect effect, piezoelectric patches 3 is connected by double faced adhesive tape with supporting plate 6.Balancing weight 4 is also connected by double faced adhesive tape with described supporting plate 6.Certainly, other feasible connected modes can also be adopted.
In order to improve sound effect further, supporting plate 6 is preferably composite material, and the skeleton of composite material is hard material, and covering is soft damping material.Skeleton is steel disc in one embodiment, is provided with the covering of foamed cotton material matter outside steel disc.Skeleton is steel disc in another embodiment, is provided with the covering of plastic cement material outside steel disc.Skeleton is steel disc in another embodiment, is provided with the covering of silica gel material outside steel disc.The supporting plate 6 of composite material can regulate the medium, high frequency peak valley of piezo receiver sound pressure level further, the peak valley of sound pressure level is moved on to unessential frequency range, the further frequency improving resonance and antiresonance, the response curve of level and smooth audio section frequency, improves sound effect further.
In order to adapt to different mounting conditions, supporting plate 6 is L bracket plate 62 or I shape supporting plate 61.During installation, in order to ensure vibration passing effect, the link of supporting plate 6 is fixed to the lug boss 2 of mobile terminal 1 by screw 7.Certainly, double faced adhesive tape also can be adopted the link of supporting plate 6 to be fixed to the lug boss 2 of mobile terminal 1.Lug boss described herein 2 pairs of supporting plates 6 play supporting role, and the free end of supporting plate 6 can be made unsettled.
During work, piezoelectric patches 3 Received signal strength vibrates, and transfers vibrations to supporting plate 6, and supporting plate 6 transfers vibrations to screw 7 again, by screw 7 by vibration passing to mobile terminal 1, complete sounding.Due to the existence of reinforcement part 5, the medium, high frequency peak valley of sound pressure level can be regulated, the peak valley of sound pressure level is moved on to unessential frequency range, improve the frequency of resonance and antiresonance further, the response curve of level and smooth audio section frequency.
The utility model structure is simple, and integrated level is high, and vibrating effect is good.Effectively can regulate the medium, high frequency peak valley of sound pressure level, the peak valley of sound pressure level is moved on to unessential frequency range, improve the frequency of resonance and antiresonance further, the response curve of level and smooth audio section frequency.
Although be described in detail specific embodiments more of the present utility model by example, it should be appreciated by those skilled in the art, above example is only to be described, instead of in order to limit scope of the present utility model.It should be appreciated by those skilled in the art, when not departing from scope and spirit of the present utility model, above embodiment can be modified.Scope of the present utility model is limited by claims.
Claims (10)
1. a piezo receiver, is characterized in that, comprising:
Piezoelectric patches (3);
Balancing weight (4); And
Supporting plate (6), one end of described supporting plate (6) is link, and the other end is free end, and described free end is provided with the reinforcement part (5) protruding from described supporting plate (6); Described balancing weight (4) is located at described free end, and there is interval between described piezoelectric patches (3); The interval between described piezoelectric patches (3) and described balancing weight (4) is located in described reinforcement part (5).
2. piezo receiver according to claim 1, is characterized in that, the skeleton of described supporting plate (6) is hard material, is provided with the covering of soft material outside described skeleton.
3. piezo receiver according to claim 2, is characterized in that, described skeleton is steel disc.
4. piezo receiver according to claim 2, is characterized in that, described covering is foam, plastic cement or silica gel.
5. piezo receiver according to claim 1, is characterized in that, described supporting plate (6) is L bracket plate (62).
6. piezo receiver according to claim 1, is characterized in that, described supporting plate (6) is I shape supporting plate (61).
7. piezo receiver according to claim 1, is characterized in that, described reinforcement part (5) are one-body molded with described supporting plate (6).
8. piezo receiver according to claim 1, is characterized in that, described piezoelectric patches (3), described balancing weight (4) are all connected by double faced adhesive tape with described supporting plate (6).
9. piezo receiver according to claim 1, is characterized in that, the thickness of described reinforcement part (5) is not higher than the thickness of piezoelectric patches (3).
10. piezo receiver according to claim 1, is characterized in that, the link of described supporting plate (6) is connected with the lug boss (2) of mobile terminal (1) by screw (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520805551.5U CN204993852U (en) | 2015-10-15 | 2015-10-15 | Piezo receiver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520805551.5U CN204993852U (en) | 2015-10-15 | 2015-10-15 | Piezo receiver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204993852U true CN204993852U (en) | 2016-01-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520805551.5U Active CN204993852U (en) | 2015-10-15 | 2015-10-15 | Piezo receiver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204993852U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106231517A (en) * | 2016-09-28 | 2016-12-14 | 北京小米移动软件有限公司 | Terminal unit |
| CN110418244A (en) * | 2019-08-29 | 2019-11-05 | 北京小米移动软件有限公司 | Electro-acoustic transducing device and the electronic equipment for applying it |
-
2015
- 2015-10-15 CN CN201520805551.5U patent/CN204993852U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106231517A (en) * | 2016-09-28 | 2016-12-14 | 北京小米移动软件有限公司 | Terminal unit |
| CN110418244A (en) * | 2019-08-29 | 2019-11-05 | 北京小米移动软件有限公司 | Electro-acoustic transducing device and the electronic equipment for applying it |
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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 Development Zone, Shandong, China, No. 268 Patentee after: Goertek Inc. Address before: 261031 Dongfang Road, Weifang high tech Development Zone, Shandong, China, No. 268 Patentee before: Goertek Inc. |