CN203661284U - Vibration loudspeaker - Google Patents
Vibration loudspeaker Download PDFInfo
- Publication number
- CN203661284U CN203661284U CN201320835849.1U CN201320835849U CN203661284U CN 203661284 U CN203661284 U CN 203661284U CN 201320835849 U CN201320835849 U CN 201320835849U CN 203661284 U CN203661284 U CN 203661284U
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- Prior art keywords
- vibration
- vibration plate
- induction coil
- plate
- vibrating
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Abstract
The utility model provides a vibration loudspeaker, relates to the technical field of electroacoustic devices, and solves the technical problem of the usage in a noisy environment. The loudspeaker comprises a magnetic circuit assembly and a vibration assembly, the magnetic circuit assembly comprises magnets and an induction coil, the vibration assembly comprises a magnetic vibration piece, an elastic vibration piece and a bottom vibration plate, the central part of the bottom vibration plate is provided with a middle protruding column protruding upwardly, the induction coil is arranged on the middle protruding column of the bottom vibration plate in a sleeved manner, the two magnets are separately arranged on the bottom vibration plate and are symmetrically arranged at the front side and the rear side of the induction coil, the elastic vibration piece is arranged on the bottom vibration plate, the center of the elastic vibration piece is provided with a through center hole, the center hole is positioned right above the induction coil, the magnetic vibration piece is arranged in the center hole of the elastic vibration piece, and the front end and the rear end of the magnetic vibration piece are respectively fixed on the elastic vibration piece. The loudspeaker is especially applicable to the noisy environment.
Description
Technical field
The utility model relates to electro-acoustic element technology, particularly relates to a kind of technology of vibrating speaker.
Background technology
Loud speaker is a kind of energy transducer that the signal of telecommunication is changed into acoustical signal, on portable communication terminal, is widely applied.
Existing loud speaker is all to utilize magnetic field that vibrating diaphragm is occurred to for the power of vibration, is the active force of magnetic field to current－carrying conductor, thereby drives vibrating diaphragm vibration, repeatedly promotes air and sounding.The shortcoming of existing loud speaker is: in the time that surrounding enviroment are more noisy, user often cannot not hear the sound that loud speaker is play.
Utility model content
For the defect existing in above-mentioned prior art, technical problem to be solved in the utility model is to provide a kind of vibrating speaker that can allow user not hear broadcast sound in noisy environment.
In order to solve the problems of the technologies described above, a kind of vibrating speaker provided by the utility model, comprise magnetic circuit assembly and vibration component, it is characterized in that: described magnetic circuit assembly comprises magnet, induction coil, described vibration component comprises magnetic vibration sheet, elastic vibrating moving plate, end vibration plate;
The edge, the left and right sides of vibration plate of the described end has the lateral flanges raising up, and the central part of end vibration plate has the middle part projection raising up, and described induction coil is placed on the middle part projection of end vibration plate;
Described magnet has two, and two magnet are separately fixed on end vibration plate, and the symmetrical both sides, front and back that are laid in induction coil;
Described elastic vibrating moving plate is arranged on end vibration plate, and the center of elastic vibrating moving plate offers the centre bore of up/down perforation, and this centre bore is positioned at directly over induction coil, and the edge, the left and right sides of elastic vibrating moving plate is bending affixed with end vibration plate downwards;
Described magnetic vibration sheet is arranged in the centre bore of elastic vibrating moving plate, and higher than induction coil and middle part projection, the rear and front end of magnetic vibration sheet is separately fixed on elastic vibrating moving plate.
Further, the both sides of the edge, front and back of vibration plate of the described end are circular arc, and the lateral flanges at edge, the vibration plate left and right sides, the end is all cuboid, and the rear and front end of lateral flanges is the radiused edges of both sides, the connection of the cambered surface through caving inward end vibration plate front and back respectively.
Further, the front end of vibration plate of the described end and rear end respectively have each step around, the two ends, left and right that are positioned at the magnet of induction coil front side prop up respectively two steps of end vibration plate front end, and the two ends, left and right that are positioned at the magnet of induction coil rear side prop up respectively two steps of vibration plate rear end, the end.
Further, the lateral flanges at edge, the vibration plate left and right sides, the described end is all lower than middle part projection, and higher than each step of vibration plate rear and front end, the end.
Further, described magnetic vibration sheet is provided with the through hole of the each up/down perforation in front and back.
Further, described middle part projection is cuboid.
Further, between described induction coil and middle part projection, leave gap.
Further, the centre bore of described elastic vibrating moving plate is that four bights have to the square opening of the outstanding chamfering of arc.
The vibrating speaker that the utility model provides, magnetic vibration sheet is propped up to human body head, can utilize the vibration of magnetic vibration sheet that sound wave is conducted to human antrum auris, solved under extreme noisy environment can not listening problem, can meet various portable communication terminals.
Brief description of the drawings
Fig. 1 is the three-dimensional exploded view of the vibrating speaker of the utility model embodiment;
Fig. 2 is the schematic perspective view of the vibrating speaker of the utility model embodiment;
Fig. 3 is the main pseudosection after the vibrating speaker of the utility model embodiment dissects along the A-A line in Fig. 2;
Fig. 4 is the side cutaway view after the vibrating speaker of the utility model embodiment dissects along the B-B line in Fig. 2.
Embodiment
Below in conjunction with brief description of the drawings, embodiment of the present utility model is described in further detail, but the present embodiment is not limited to the utility model, every employing analog structure of the present utility model and similar variation thereof, all should list protection range of the present utility model in.
As Figure 1-4, a kind of vibrating speaker that the utility model embodiment provides, comprise magnetic circuit assembly and vibration component, it is characterized in that: described magnetic circuit assembly comprises magnet 4, induction coil 3, described vibration component comprises magnetic vibration sheet 1, elastic vibrating moving plate 2, end vibration plate 5;
The edge, the left and right sides of vibration plate of the described end 5 has the lateral flanges 52 raising up, and the central part of end vibration plate 5 has the middle part projection 51 raising up, and described induction coil 3 is placed on the middle part projection 51 of end vibration plate;
Described magnet 4 has two, and two magnet 4 are separately fixed on end vibration plate 5, and the symmetrical both sides, front and back that are laid in induction coil 3;
Described elastic vibrating moving plate 2 is arranged on end vibration plate 5, and the center of elastic vibrating moving plate 2 offers the centre bore 21 of up/down perforation, and this centre bore 21 is positioned at directly over induction coil 3, the downward 90 degree bendings affixed with end vibration plate 5 in edge, the left and right sides of elastic vibrating moving plate 2;
Described magnetic vibration sheet 1 is arranged in the centre bore 21 of elastic vibrating moving plate 2, and higher than induction coil 3 and middle part projection 51, the rear and front end of magnetic vibration sheet 1 is separately fixed on elastic vibrating moving plate 2.
In the utility model embodiment, the both sides of the edge, front and back of vibration plate of the described end 5 are circular arc, the lateral flanges 52 at end vibration plate 5 edges, the left and right sides is all cuboid, the rear and front end of lateral flanges 52 is the radiused edges of both sides, the connection of the cambered surface through caving inward end vibration plate front and back respectively, can effectively alleviate like this weight of vibrating speaker.
In the utility model embodiment, the front end of vibration plate of the described end 5 and rear end respectively have each step 53 around, the two ends, left and right that are positioned at the magnet 4 of induction coil 3 front sides prop up respectively two steps 53 of end vibration plate 5 front ends, the two ends, left and right that are positioned at the magnet 4 of induction coil 3 rear sides prop up respectively two steps 53 of end vibration plate 5 rear ends, the lateral flanges 52 at edge, the vibration plate left and right sides, the end is all lower than middle part projection 51, and higher than each step of end vibration plate 5 rear and front ends, by end vibration plate each step of four jiaos all around, the position of phase magnet more accurately.
In the utility model embodiment, before and after magnetic vibration sheet 1 is provided with, the through hole of each up/down perforation, so that magnetic vibration is fixed on other device, in other embodiment of the utility model, also can not offer through hole on magnetic vibration sheet.
In the utility model embodiment, described middle part projection 51 is cuboid.
In the utility model embodiment, between described induction coil 3 and middle part projection 51, leave gap.
In the utility model embodiment, the centre bore 21 of described elastic vibrating moving plate 2 is four jiaos to be had to the square opening of the outstanding chamfering of arc.
When the utility model embodiment uses, the lead-out wire of induction coil is connected to the audio signal output end of sound playing part part, can utilizes induction coil to drive magnetic vibration sheet by the frequency vibration of audio signal;
Magnetic vibration sheet is propped up after human body head, the vibration of magnetic vibration sheet can be by human body head bone conduction to human antrum auris, thereby by sound conduction to human antrum auris, solved under extreme noisy environment can not listening problem, can meet various portable communication terminals.
People is clogging own ear, also can hear the sound oneself sending, this is after the acoustical vibration sending, to propagate into cochlea by the bone of head to arrive auditory nerve again, finally propagate into brain, the embodiment of the present invention is in the time of induction coil input audio signal, and induction coil is received alternation motive force, drive vibration component double vibrations, touch skin of head, by bone, audio signal is propagated into cochlea auditory nerve, finally propagate into brain.
The audio signal of tradition conductance loud speaker is to propagate into external auditory meatus-eardrum-phonophore-cochlea by vibrate air mode, and cochlea is to propagate by neural mode to auditory nerve, finally audio signal is propagated into brain, the embodiment of the present invention can propagate into cochlea to auditory nerve by vibration audio signal by contact skin of head, finally audio signal is propagated into brain.
Tradition conductance loud speaker, as sling-type earphone, propagate into external auditory meatus-eardrum-phonophore-cochlea by air vibration, and cochlea is to propagate by neural mode to auditory nerve, finally audio signal is propagated into brain, its route of transmission must be exposed in air, can not avoid fine particle thing to enter loud speaker, and affects the various performance performances of loud speaker.The embodiment of the present invention can be arranged in the cavity of sealing, and chamber outer surface contact skin of head propagates into cochlea to auditory nerve by vibration audio signal, finally audio signal is propagated into brain.
Tradition conductance loud speaker, as In-Ear Headphones, propagate into external auditory meatus-eardrum-phonophore-cochlea by air vibration, and cochlea is to propagate by neural mode to auditory nerve, finally audio signal is propagated into brain, it sends audio signal under the state that clogs external auditory meatus, to such an extent as to In-Ear Headphones sound in addition can not propagate into ear.The embodiment of the present invention can be placed near the optional position of external auditory meatus, and contact skin of head propagates into cochlea to auditory nerve by vibration audio signal, finally audio signal is propagated into brain.Can hear like this sound that sound that vibrating speaker sends and external environment condition are sent simultaneously.
Tradition conductance loud speaker, owing to realizing audio transmission by air vibration, therefore can not propagate audio signal in water, the embodiment of the present invention propagates into cochlea to auditory nerve by vibration audio signal by Surface Contact skin of head, finally audio signal is propagated into brain, propagate therefore can realize audio frequency in water.
Claims (8)
1. a vibrating speaker, comprises magnetic circuit assembly and vibration component, it is characterized in that: described magnetic circuit assembly comprises magnet, induction coil, and described vibration component comprises magnetic vibration sheet, elastic vibrating moving plate, end vibration plate;
The edge, the left and right sides of vibration plate of the described end has the lateral flanges raising up, and the central part of end vibration plate has the middle part projection raising up, and described induction coil is placed on the middle part projection of end vibration plate;
Described magnet has two, and two magnet are separately fixed on end vibration plate, and the symmetrical both sides, front and back that are laid in induction coil;
Described elastic vibrating moving plate is arranged on end vibration plate, and the center of elastic vibrating moving plate offers the centre bore of up/down perforation, and this centre bore is positioned at directly over induction coil, and the edge, the left and right sides of elastic vibrating moving plate is bending affixed with end vibration plate downwards;
Described magnetic vibration sheet is arranged in the centre bore of elastic vibrating moving plate, and higher than induction coil and middle part projection, the rear and front end of magnetic vibration sheet is separately fixed on elastic vibrating moving plate.
2. vibrating speaker according to claim 1, it is characterized in that: the both sides of the edge, front and back of vibration plate of the described end are circular arc, the lateral flanges at edge, the vibration plate left and right sides, the end is all cuboid, and the rear and front end of lateral flanges is the radiused edges of both sides, the connection of the cambered surface through caving inward end vibration plate front and back respectively.
3. vibrating speaker according to claim 1 and 2, it is characterized in that: the front end of vibration plate of the described end and rear end respectively have each step around, the two ends, left and right that are positioned at the magnet of induction coil front side prop up respectively two steps of end vibration plate front end, and the two ends, left and right that are positioned at the magnet of induction coil rear side prop up respectively two steps of vibration plate rear end, the end.
4. vibrating speaker according to claim 3, is characterized in that: the lateral flanges at edge, the vibration plate left and right sides, the described end is all lower than middle part projection, and higher than each step of vibration plate rear and front end, the end.
5. vibrating speaker according to claim 1, is characterized in that: the through hole of each up/down perforation before and after described magnetic vibration sheet is provided with.
6. vibrating speaker according to claim 1, is characterized in that: described middle part projection is cuboid.
7. vibrating speaker according to claim 1, is characterized in that: between described induction coil and middle part projection, leave gap.
8. vibrating speaker according to claim 1, is characterized in that: the centre bore of described elastic vibrating moving plate is that four bights have to the square opening of the outstanding chamfering of arc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320835849.1U CN203661284U (en) | 2013-12-18 | 2013-12-18 | Vibration loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320835849.1U CN203661284U (en) | 2013-12-18 | 2013-12-18 | Vibration loudspeaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203661284U true CN203661284U (en) | 2014-06-18 |
Family
ID=50927629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320835849.1U Expired - Fee Related CN203661284U (en) | 2013-12-18 | 2013-12-18 | Vibration loudspeaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203661284U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103716738A (en) * | 2013-12-18 | 2014-04-09 | 张木云 | Vibration loudspeaker |
-
2013
- 2013-12-18 CN CN201320835849.1U patent/CN203661284U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103716738A (en) * | 2013-12-18 | 2014-04-09 | 张木云 | Vibration loudspeaker |
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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 |
Granted publication date: 20140618 Termination date: 20181218 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |