CN202150935U - Piezoelectric ceramic loudspeaker - Google Patents
Piezoelectric ceramic loudspeaker Download PDFInfo
- Publication number
- CN202150935U CN202150935U CN201120248286U CN201120248286U CN202150935U CN 202150935 U CN202150935 U CN 202150935U CN 201120248286 U CN201120248286 U CN 201120248286U CN 201120248286 U CN201120248286 U CN 201120248286U CN 202150935 U CN202150935 U CN 202150935U
- Authority
- CN
- China
- Prior art keywords
- piezoelectric ceramic
- ceramic loudspeaker
- adhesive layer
- pasted
- air filter
- Prior art date
- 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.)
- Expired - Lifetime
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Abstract
The utility model discloses a piezoelectric ceramic loudspeaker which is a portable instrument and can playback voice and music. The characteristics are that a pronunciation face of the piezoelectric ceramic loudspeaker is pasted with a dustproof net which can prevent foreign bodies such as dust from entering the inner of the piezoelectric ceramic loudspeaker through pronunciation holes on the pronunciation face of the piezoelectric ceramic loudspeaker so as to guarantee the use quality of the piezoelectric ceramics loudspeaker.
Description
Technical field
The utility model relates to the technical field of piezoelectric ceramic loudspeaker, is specifically related to the piezoelectric ceramic loudspeaker of a kind of portable set terminal to voice and music playback.
Background technology
Piezoelectric ceramic loudspeaker is a kind of electro-acoustic transducer device of realizing electricity-mechanics-acoustics conversion through the inverse piezoelectric effect of piezoelectric patches, is widely used in the portable set terminal.When piezoelectric ceramic loudspeaker had the audio signal input, the vibration component of piezoelectric ceramic loudspeaker will produce and correspondingly stretch or contractile motion, thereby has promoted air, gives off sound.
Piezoelectric ceramic loudspeaker commonly used at present; Pronunciation face directly contacts with air; The shortcoming that the piezoelectric ceramic loudspeaker of this structure exists is: it is inner that foreign matters such as dust in air can get into piezoelectric ceramic loudspeaker through the sound hole on the piezoelectric ceramic loudspeaker pronunciation face, influences the service quality of piezoelectric ceramic loudspeaker.
The utility model content
The technical problem that the utility model will solve is: provide a kind of foreign matter such as dust that can stop to get into the inner piezoelectric ceramic loudspeaker of piezoelectric ceramic loudspeaker.
For addressing the above problem, the technical scheme that the utility model adopts is: described piezoelectric ceramic loudspeaker is characterized in: on the pronunciation face of piezoelectric ceramic loudspeaker, be pasted with Air Filter.
The utility model also comes further to address the above problem through following technical scheme: described piezoelectric ceramic loudspeaker, wherein, be provided with adhesive layer in the outerplanar edge of said Air Filter, and be pasted with centrifugal paper in the adhesive layer outside.
Described piezoelectric ceramic loudspeaker wherein, is provided with adhesive layer in the outerplanar edge of said Air Filter, on adhesive layer, is pasted with the rubber cushion substrate layer.
Described piezoelectric ceramic loudspeaker wherein, between the pronunciation face of said piezoelectric ceramic loudspeaker and Air Filter, be pasted with the rubber cushion substrate layer, and the rubber cushion substrate layer is positioned at the edge of pronunciation face and Air Filter.
Described piezoelectric ceramic loudspeaker wherein, is provided with adhesive layer in the outerplanar edge of said rubber cushion substrate layer, is pasted with centrifugal paper in the adhesive layer outside.
Described piezoelectric ceramic loudspeaker wherein, is provided with adhesive layer in the outerplanar edge of said Air Filter, is pasted with centrifugal paper in the adhesive layer outside.
The beneficial effect of the utility model is: it is inner that Air Filter can stop foreign matter such as dust to get into piezoelectric ceramic loudspeaker through the sound hole on the piezoelectric ceramic loudspeaker pronunciation face, thereby guarantee the service quality of piezoelectric ceramic loudspeaker.
Description of drawings
Below in conjunction with accompanying drawing the described technology contents of the utility model is done further detailed explanation.
Fig. 1 is the main TV structure sketch map of the piezoelectric ceramic loudspeaker of the described band Air Filter of the utility model.
Fig. 2 is the sectional structure sketch map of A-A direction among Fig. 1.
Fig. 3 is the sectional structure sketch map of second kind of embodiment of piezoelectric ceramic loudspeaker of the described band Air Filter of the utility model.
Fig. 4 is the sectional structure sketch map of the third embodiment of piezoelectric ceramic loudspeaker of the described band Air Filter of the utility model.
Fig. 5 is the sectional structure sketch map of the 4th kind of embodiment of piezoelectric ceramic loudspeaker of the described band Air Filter of the utility model.
Fig. 6 is the sectional structure sketch map of the 5th kind of embodiment of piezoelectric ceramic loudspeaker of the described band Air Filter of the utility model.
Fig. 7 is the sectional structure sketch map of the 6th kind of embodiment of piezoelectric ceramic loudspeaker of the described band Air Filter of the utility model.
Embodiment
Referring to Fig. 1, shown in Figure 2, be a kind of embodiment of the piezoelectric ceramic loudspeaker of the described band Air Filter of the utility model, be provided with adhesive layer 3 in the edge of the pronunciation face of piezoelectric ceramic loudspeaker 1, be pasted with dustproof gauze 2 in adhesive layer 3 outsides.
Fig. 3 is second kind of embodiment of the utility model; Edge at the pronunciation face of piezoelectric ceramic loudspeaker 1 is provided with adhesive layer 3; Be pasted with dustproof gauze 2 in the outside of adhesive layer 3; Edge in dustproof gauze 2 outsides is provided with adhesive layer 31, is pasted with centrifugal paper 4 in the outside of adhesive layer 31.During use, take centrifugal paper 4 off and just can directly described piezoelectric ceramic loudspeaker stickup be installed in the desired position.
Fig. 4 is the third embodiment of the utility model; Edge at the pronunciation face of piezoelectric ceramic loudspeaker 1 is provided with adhesive layer 3; Be pasted with dustproof gauze 2 in the outside of adhesive layer 3; Be provided with adhesive layer 31 in dustproof gauze 2 outerplanar edges, on adhesive layer 31, be pasted with rubber cushion substrate layer 5; Rubber cushion substrate layer 5 also is positioned at dustproof gauze 2 outerplanar edges, so can block sound normally send.The purpose that rubber cushion substrate layer 5 is set is in order to satisfy the requirement of some installation site to the piezoelectric ceramic loudspeaker setting height(from bottom), and the thickness of rubber cushion substrate layer 5 can be provided with as required.
Fig. 5 is the 4th kind of embodiment of the utility model; Edge at the pronunciation face of piezoelectric ceramic loudspeaker 1 is provided with adhesive layer 3; Be pasted with rubber cushion substrate layer 5 in the outside of adhesive layer 3, rubber cushion substrate layer 5 is positioned at the edge of pronunciation face, so can block sound normally send.Be provided with adhesive layer 31 in the edge of rubber cushion substrate layer 5, be pasted with Air Filter 2 in adhesive layer 31 outsides.The effect that rubber cushion substrate layer 5 is set is identical with the third embodiment.
Fig. 6 is the 5th kind of embodiment of the utility model; Edge at the pronunciation face of piezoelectric ceramic loudspeaker 1 is provided with adhesive layer 3; Be pasted with Air Filter 2 in the outside of adhesive layer 3, be provided with adhesive layer 31, on adhesive layer 31, be pasted with rubber cushion substrate layer 5 in Air Filter 2 outerplanar edges; Rubber cushion substrate layer 5 is positioned at the edge of Air Filter 2, so can block sound normally send; Rubber cushion substrate layer 5 is provided with adhesive layer 32, is pasted with centrifugal paper 4 in adhesive layer 32 outsides.During use, take centrifugal paper 4 off and just can directly described piezoelectric ceramic loudspeaker stickup be installed in the desired position.The effect that rubber cushion substrate layer 5 is set is identical with the third embodiment.
Fig. 7 is the 6th kind of embodiment of the utility model; Edge at the pronunciation face of piezoelectric ceramic loudspeaker 1 is provided with adhesive layer 3; Be pasted with rubber cushion substrate layer 5 in the outside of adhesive layer 3, rubber cushion substrate layer 5 is positioned at the edge of pronunciation face, so can block sound normally send.Rubber cushion substrate layer 5 is provided with adhesive layer 31, is pasted with dustproof gauze 2 in adhesive layer 31 outsides, is provided with adhesive layer 32 in dustproof gauze 2 outerplanar edges, is pasted with centrifugal paper 4 in adhered layer 32 outsides.During use, take centrifugal paper 4 off and just can directly described piezoelectric ceramic loudspeaker stickup be installed in the desired position.The effect that rubber cushion substrate layer 5 is set is identical with the third embodiment.
It is inner that the piezoelectric ceramic loudspeaker of the band Air Filter of said structure, Air Filter can stop foreign matter such as dust to get into piezoelectric ceramic loudspeaker through the sound hole on the piezoelectric ceramic loudspeaker pronunciation face, thereby guarantee the service quality of piezoelectric ceramic loudspeaker.
Claims (6)
1. a piezoelectric ceramic loudspeaker is characterized in that: on the pronunciation face of piezoelectric ceramic loudspeaker, be pasted with Air Filter.
2. according to the described a kind of piezoelectric ceramic loudspeaker of claim 1, it is characterized in that: be provided with adhesive layer in the outerplanar edge of said Air Filter, be pasted with centrifugal paper in the adhesive layer outside.
3. according to the described a kind of piezoelectric ceramic loudspeaker of claim 1, it is characterized in that: be provided with adhesive layer in the outerplanar edge of said Air Filter, on adhesive layer, be pasted with the rubber cushion substrate layer.
4. according to the described a kind of piezoelectric ceramic loudspeaker of claim 1, it is characterized in that: between the pronunciation face of said piezoelectric ceramic loudspeaker and Air Filter, be pasted with the rubber cushion substrate layer, and the rubber cushion substrate layer is positioned at the edge of pronunciation face and Air Filter.
5. according to the described a kind of piezoelectric ceramic loudspeaker of claim 3, it is characterized in that: be provided with adhesive layer in the outerplanar edge of said rubber cushion substrate layer, be pasted with centrifugal paper in the adhesive layer outside.
6. according to the described a kind of piezoelectric ceramic loudspeaker of claim 4, it is characterized in that: be provided with adhesive layer in the outerplanar edge of said Air Filter, be pasted with centrifugal paper in the adhesive layer outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120248286U CN202150935U (en) | 2011-07-14 | 2011-07-14 | Piezoelectric ceramic loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120248286U CN202150935U (en) | 2011-07-14 | 2011-07-14 | Piezoelectric ceramic loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202150935U true CN202150935U (en) | 2012-02-22 |
Family
ID=45591983
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120248286U Expired - Lifetime CN202150935U (en) | 2011-07-14 | 2011-07-14 | Piezoelectric ceramic loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202150935U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686560A (en) * | 2013-11-20 | 2014-03-26 | 张家港市玉同电子科技有限公司 | Single-crystal piezoelectric ceramic receiver used for mobile phone and tablet computer |
-
2011
- 2011-07-14 CN CN201120248286U patent/CN202150935U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686560A (en) * | 2013-11-20 | 2014-03-26 | 张家港市玉同电子科技有限公司 | Single-crystal piezoelectric ceramic receiver used for mobile phone and tablet computer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120222 |