CN203859874U - Magnetic conductive vibration plate used for flat type loudspeaker - Google Patents
Magnetic conductive vibration plate used for flat type loudspeaker Download PDFInfo
- Publication number
- CN203859874U CN203859874U CN201420212404.2U CN201420212404U CN203859874U CN 203859874 U CN203859874 U CN 203859874U CN 201420212404 U CN201420212404 U CN 201420212404U CN 203859874 U CN203859874 U CN 203859874U
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- magnetic conductive
- matrix
- magnetic
- oscillating plate
- loud speaker
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Abstract
The utility model discloses a magnetic conductive vibration plate used for a flat type loudspeaker. The magnetic conductive vibration plate comprises a diaphragm and a magnetic conductive structure, wherein the diaphragm comprises a planar base body, and a suspended edge which encloses the outer periphery of the base body and is integrated with the base body; and the magnetic conductive structure comprises a magnetic conductive disc and a pole piece which is arranged on one side surface of the magnetic conductive disc in a positioned manner, and the other side surface, opposite to the pole piece, of the magnetic conductive disc is arranged on one side surface of the base body in a positioned manner. Compared with the traditional loudspeaker vibration plate structure, the vibration plate provided by the utility model saves the voice coil, simplifies the product structure, and reduces the production cost; and the diaphragm provided with the suspended edge can enhance the vibration and the balance acting force of the vibration plate during the vibration of the vibration plate, thereby further enhancing the sound producing effect of the loudspeaker.
Description
Technical field
The utility model relates to a loudspeaker techniques field, especially a kind of for platypelloid type loud speaker and the oscillating plate that arranges without voice coil loudspeaker voice coil.
Background technology
Loud speaker belongs to electro-acoustic transducer device, and oscillating plate is one of important spare part of loud speaker.On existing conventional speaker diaphragm, one voice coil loudspeaker voice coil must be set, this voice coil loudspeaker voice coil is arranged vertically the relative position in the gap of loud speaker permanent magnetism magnetic core, the permanent magnetic field that voice coil loudspeaker voice coil produces alternating magnetic field and magnetic core via voice-frequency signalling current is magnetic suction and scolds switching, produce vertical active force, and then promote oscillating plate up-down vibration; Thus, voice coil loudspeaker voice coil occupies critical role in traditional loud speaker.But corresponding, when voice coil loudspeaker voice coil occurs when abnormal because the reasons such as assembling or long-time use cause the vibration of voice coil loudspeaker voice coil in magnetic core gap, voice effect that will heavy damage loud speaker.
Summary of the invention
In order to overcome above-mentioned defect, the utility model provides a kind of magnetic conductivity oscillating plate for platypelloid type loud speaker, this oscillating plate not only simple in structure, there is good magnetic property; Also make loud speaker save voice coil loudspeaker voice coil setting, effectively reduce the heterophemia phenomenon of loud speaker, and reduced production cost.
The utility model for the technical scheme that solves its technical problem and adopt is: a kind of magnetic conductivity oscillating plate for platypelloid type loud speaker, comprise diaphragm and magnetic conduction construction, wherein, described diaphragm comprises the outer peripheral edges that are flat matrix and are located in described matrix and forms as a whole suspension limit with described matrix; Described magnetic conduction construction comprises that magnetic conductive disk and location are arranged at the pole piece on described magnetic conductive disk one side, and described magnetic conductive disk is arranged on a side of described matrix the location, another side of described pole piece dorsad.
As further improvement of the utility model, the described suspension limit of making by elastic material and matrix is one-body molded or form integral structure by adhesive gluing.
As further improvement of the utility model, described matrix be circular tabular, rectangle is tabular, a kind of in oval tabular, track type platy structure.
As further improvement of the utility model, described suspension limit is the circulus of circumferentially extending along described matrix, and described suspension limit is being parallel in the direction of described matrix center line, has the arc shape cross section of protruding towards described magnetic conduction construction; Or described suspension limit is being parallel in the direction of described matrix center line, there is the recessed arc shape cross section of described magnetic conduction construction dorsad.
As further improvement of the utility model, described suspension limit is the circulus of circumferentially extending along described matrix, and described suspension limit is being parallel in the direction of described matrix center line, has the arc shape cross section of protruding towards described magnetic conduction construction; The another groove that is also formed with a plurality of described magnetic conduction constructions dorsad and is depressed in surface, described suspension limit on described suspension limit.
As further improvement of the utility model, the plurality of groove is symmetric around the center line of described matrix.
As further improvement of the utility model, described magnetic conductive disk and pole piece be the smooth thin slice for being made by magnetic conductive metal material all, and described pole piece by spot welding and bonding in a kind of middle part that is fixedly installed on described magnetic conductive disk one side, the described magnetic conductive disk dorsad another side of described pole piece is arranged on the middle part of described matrix one side by being adhesively fixed.
The beneficial effects of the utility model are: this oscillating plate comprises diaphragm and magnetic conduction construction, and wherein, described diaphragm comprises the outer peripheral edges that are flat matrix and are located in described matrix and forms as a whole suspension limit with described matrix; Described magnetic conduction construction comprises that magnetic conductive disk and location are arranged at the pole piece on described magnetic conductive disk one side, and described magnetic conductive disk is arranged on a side of described matrix the location, another side of described pole piece dorsad; Compared to traditional loudspeaker vibration plate structure, oscillating plate described in the utility model has not only saved voice coil loudspeaker voice coil setting, has simplified product structure, has reduced production cost; And this oscillating plate is in when vibration, the diaphragm with suspension limit can strengthen vibration and the balance active force of oscillating plate, and then strengthens the voice effect of loud speaker.
Accompanying drawing explanation
Fig. 1 is a structural representation of oscillating plate described in the utility model;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is the cross-sectional view of Fig. 1;
Fig. 4 is another structural representation of oscillating plate described in the utility model.
By reference to the accompanying drawings, make the following instructions:
1---matrix 2---suspension limit
3---magnetic conductive disk 4---pole piece
20---groove
Embodiment
With reference to the accompanying drawings the embodiment of a kind of magnetic conductivity oscillating plate for platypelloid type loud speaker of the present utility model is elaborated.
A kind of magnetic conductivity oscillating plate for platypelloid type loud speaker of the present utility model, comprise diaphragm and magnetic conduction construction, wherein, described diaphragm comprises the outer peripheral edges that are flat matrix 1 and are located in described matrix 1 and forms as a whole suspension limit 2 with described matrix; Described magnetic conduction construction comprises that magnetic conductive disk 3 and location are arranged at the pole piece 4 on described magnetic conductive disk 3 one sides, and described magnetic conductive disk 3 is arranged on a side of described matrix 1 location, another side of described pole piece dorsad.
In the utility model, the described suspension limit of making by elastic material 2 is one-body molded or form integral structure by adhesive gluing with matrix 1.This elastic material can be chosen for plastic cement material, also can be chosen for the materials such as the paper processed through deep processing, cloth.
In the utility model, described matrix 1 be circular tabular, rectangle is tabular, a kind of in oval tabular, track type platy structure.In actual applications, can described matrix 1 need to be designed to different shapes according to practical application, all in protection range of the present utility model.
In the utility model, described magnetic conductive disk 3 and pole piece 4 be the smooth thin slice for being made by magnetic conductive metal material all, and described pole piece 4 by spot welding and bonding in a kind of middle part that is fixedly installed on described magnetic conductive disk 3 one sides, the described magnetic conductive disk 3 dorsad another side of described pole piece is arranged on the middle part of described matrix 1 one sides by being adhesively fixed.By described magnetic conduction construction is fixedly covered on described matrix, can be good at strengthening the magnetic property of oscillating plate.
In the utility model, described magnetic conductivity oscillating plate can be designed to various shape structure, be now exemplified below, but the utility model is not limited to following examples, therefore the change of all equivalent structures and do not depart from similar modification of the present utility model such as, is all under the jurisdiction of patent category of the present utility model.
One of embodiment:
Fig. 1-3 show the first shape and structure of magnetic conductivity oscillating plate described in the utility model, in the present embodiment, magnetic conductive disk 3 and pole piece 4 in described magnetic conduction construction are all designed to thin rounded flakes, matrix 1 in described diaphragm is circular tabular, suspension limit 2 in described diaphragm is the circulus of circumferentially extending along described matrix 1, and described suspension limit is being parallel in the direction of described matrix center line, there is the arc shape cross section of protruding towards described magnetic conduction construction; Or described suspension limit is being parallel in the direction of described matrix center line, there is the recessed arc shape cross section of described magnetic conduction construction dorsad.That is: described suspension limit 2 is the ring-type arc bulge-structure that protrudes towards described magnetic conduction construction or is the recessed annular arc connected in star structure (annular arc connected in star structure is not shown) of described magnetic conduction construction dorsad, when described suspension limit is driven, can strengthen like this vibration and the balance active force of oscillating plate, and then strengthen the voice effect of loud speaker.Two of embodiment:
Fig. 4 shows the second shape and structure of magnetic conductivity oscillating plate described in the utility model, and in the present embodiment, the magnetic conductive disk 3 in described magnetic conduction construction is rectangle thin slice, and pole piece 4 is thin rounded flakes; Matrix 1 in described diaphragm is that rectangle is tabular, suspension limit 2 in described diaphragm is the circulus of circumferentially extending along described matrix 1, and described suspension limit is being parallel in the direction of described matrix center line, there is the arc shape cross section of protruding towards described magnetic conduction construction; The another groove 20 that is also formed with a plurality of described magnetic conduction constructions dorsad and is depressed in 2 surfaces, described suspension limit on described suspension limit 2.Preferably, the plurality of groove 20 is symmetric around the center line of described matrix.
In addition, in the utility model, described matrix can be a plane body, also can run through at the center position of matrix the suitable hollow hole of a size, and described magnetic conduction construction is positioned at the center position of described matrix and covers described hollow hole.The shape of described magnetic conductive disk can match with the shape of described matrix, covers completely on a side of described matrix; Also can only cover on the middle part of described matrix one side.
Claims (7)
1. the magnetic conductivity oscillating plate for platypelloid type loud speaker, it is characterized in that: comprise diaphragm and magnetic conduction construction, wherein, described diaphragm comprises the outer peripheral edges that are flat matrix (1) and are located in described matrix (1) and forms as a whole suspension limit (2) with described matrix; Described magnetic conduction construction comprises that magnetic conductive disk (3) and location are arranged at the pole piece (4) on described magnetic conductive disk (3) one sides, and described magnetic conductive disk (3) is arranged on a side of described matrix (1) location, another side of described pole piece dorsad.
2. the magnetic conductivity oscillating plate for platypelloid type loud speaker according to claim 1, is characterized in that: the described suspension limit (2) of making by elastic material and matrix (1) are one-body molded or form integral structure by adhesive gluing.
3. the magnetic conductivity oscillating plate for platypelloid type loud speaker according to claim 2, is characterized in that: described matrix (1) for circular tabular, rectangle is tabular, a kind of in oval tabular, track type platy structure.
4. the magnetic conductivity oscillating plate for platypelloid type loud speaker according to claim 2, it is characterized in that: the circulus of described suspension limit (2) for circumferentially extending along described matrix (1), and described suspension limit is being parallel in the direction of described matrix center line, there is the arc shape cross section of protruding towards described magnetic conduction construction; Or described suspension limit is being parallel in the direction of described matrix center line, there is the recessed arc shape cross section of described magnetic conduction construction dorsad.
5. the magnetic conductivity oscillating plate for platypelloid type loud speaker according to claim 2, it is characterized in that: the circulus of described suspension limit (2) for circumferentially extending along described matrix (1), and described suspension limit is being parallel in the direction of described matrix center line, there is the arc shape cross section of protruding towards described magnetic conduction construction; Separately on described suspension limit (2), be also formed with a plurality of described magnetic conduction constructions dorsad and be depressed in the surperficial groove (20) in described suspension limit (2).
6. the magnetic conductivity oscillating plate for platypelloid type loud speaker according to claim 5, is characterized in that: the plurality of groove (20) is symmetric around the center line of described matrix.
7. the magnetic conductivity oscillating plate for platypelloid type loud speaker according to claim 3, it is characterized in that: described magnetic conductive disk (3) and pole piece (4) be the smooth thin slice for being made by magnetic conductive metal material all, and described pole piece (4) by spot welding and bonding in a kind of middle part that is fixedly installed on described magnetic conductive disk (3) one sides, described magnetic conductive disk (3) the dorsad another side of described pole piece is arranged on the middle part of described matrix (1) one side by being adhesively fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212404.2U CN203859874U (en) | 2014-04-28 | 2014-04-28 | Magnetic conductive vibration plate used for flat type loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212404.2U CN203859874U (en) | 2014-04-28 | 2014-04-28 | Magnetic conductive vibration plate used for flat type loudspeaker |
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| Publication Number | Publication Date |
|---|---|
| CN203859874U true CN203859874U (en) | 2014-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420212404.2U Expired - Fee Related CN203859874U (en) | 2014-04-28 | 2014-04-28 | Magnetic conductive vibration plate used for flat type loudspeaker |
Country Status (1)
| Country | Link |
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| CN (1) | CN203859874U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105025420A (en) * | 2014-04-28 | 2015-11-04 | 全艺电子(昆山)有限公司 | Magnetoconductivity oscillating plate used for flat-type loudspeaker |
-
2014
- 2014-04-28 CN CN201420212404.2U patent/CN203859874U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105025420A (en) * | 2014-04-28 | 2015-11-04 | 全艺电子(昆山)有限公司 | Magnetoconductivity oscillating plate used for flat-type 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: 20141001 Termination date: 20170428 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |