CN210629841U - A step skeleton texture for miniature speaker - Google Patents
A step skeleton texture for miniature speaker Download PDFInfo
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- CN210629841U CN210629841U CN201921850367.7U CN201921850367U CN210629841U CN 210629841 U CN210629841 U CN 210629841U CN 201921850367 U CN201921850367 U CN 201921850367U CN 210629841 U CN210629841 U CN 210629841U
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Abstract
The utility model relates to the technical field of loudspeakers, in particular to a step type framework structure for a micro loudspeaker, which comprises a sound film component, a framework and a voice coil; the framework is plate-shaped, a step mounting part is arranged in the middle of the first end face of the framework, and a second end face which is convex outwards relative to the first end face of the framework on the step mounting part is connected with the sound film component; a third end face, opposite to the first end face, on the framework is connected with the voice coil; the skeleton is located the junction of first terminal surface and step installation portion and is equipped with the air vent. The utility model discloses a step structure make the height-adjustable of skeleton, and then make the position of voice coil loudspeaker voice coil in the magnetic gap adjustable to improve micro loudspeaker's distortion phenomenon, promoted the performance of product.
Description
Technical Field
The utility model relates to a speaker technical field especially relates to a step skeleton texture for miniature speaker.
Background
At present, the public address equipment of using at LCD, PDP and electron parts such as, need great powerful micro loudspeaker, and great powerful micro loudspeaker, because of its voice coil loudspeaker voice coil resistance is little, voice coil loudspeaker voice coil length can not be too long, after the voice coil loudspeaker voice coil of shorter length twines, the height that the voice coil loudspeaker voice coil formed often is low, this position that just leads to the voice coil loudspeaker voice coil to locate in magnetic gap that magnetic circuit formed and acceptd the voice coil loudspeaker voice coil can take place to deviate, do not be in the optimum position, and the voice coil loudspeaker voice coil asymmetric in the center china department, arouse higher harmonic distortion easily at the voice coil loudspeaker voice coil vibration in-process, be unfavorable for improving micro loudspeaker.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem that a stepped skeleton structure for a micro-speaker is provided which can improve the micro-speaker distortion phenomenon and improve the tone quality.
In order to solve the technical problem, the utility model discloses a technical scheme be: a step type framework structure for a micro loudspeaker comprises a sound film component, a framework and a voice coil;
the framework is plate-shaped, a step mounting part is arranged in the middle of the first end face of the framework, and a second end face which is convex outwards relative to the first end face of the framework on the step mounting part is connected with the sound film component;
a third end face, opposite to the first end face, on the framework is connected with the voice coil;
the skeleton is located the junction of first terminal surface and step installation portion and is equipped with the air vent.
In an optional embodiment, the stepped framework structure for the micro-speaker further comprises a center washer, the framework, the voice coil and the center washer form a sounding cavity in an enclosing mode, and the sounding cavity is communicated with the outside through the vent hole.
In an optional embodiment, the step mounting portion is formed in a stamping mode, and the thickness of the framework is the same as that of the step mounting portion.
In an alternative embodiment, the armature is adhesively connected to the diaphragm assembly and the voice coil, respectively.
In an optional embodiment, the second end surface is rectangular, the number of the vent holes is four, and the four vent holes are respectively arranged in the middles of the corresponding four side edges of the second end surface.
The beneficial effects of the utility model reside in that: the utility model provides a step skeleton texture for micro loudspeaker, including the sound membrane subassembly, skeleton and voice coil loudspeaker voice coil, the first terminal surface middle part of skeleton has the step installation department, the outer convex surface and the sound membrane subassembly of step installation department are connected, the third terminal surface and the voice coil loudspeaker voice coil of skeleton are connected, be equipped with the air vent on the skeleton, the air vent is used for the sound production inner chamber and the external world intercommunication with micro loudspeaker, make the air acoustic pressure of sound production inner chamber not only can reveal from the magnetic gap, can also reveal from the air vent, thereby make atmospheric pressure reveal more smoothly, the acoustic performance of generating device has effectively been improved. The utility model discloses a step structure make the height-adjustable of skeleton, and then make the position of voice coil loudspeaker voice coil in the magnetic gap adjustable to improve micro loudspeaker's distortion phenomenon, promoted the performance of product.
Drawings
Fig. 1 is a schematic structural diagram of a stepped framework structure for a micro-speaker according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a stepped framework structure for a micro-speaker according to an embodiment of the present invention;
fig. 3 is a partial schematic view of a stepped framework structure for a micro-speaker according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a framework according to an embodiment of the present invention;
fig. 5 is a cross-sectional view of a frame according to an embodiment of the present invention;
description of reference numerals:
1-a diaphragm assembly;
2-a framework; 21-a first end face; 22-step mounting portion; 23-a second end face; 24-a third end face; 25-a vent hole;
3-a voice coil;
4-central washer;
5-sound producing chamber.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 5, a stepped framework structure for a micro-speaker of the present invention includes a voice diaphragm assembly, a framework and a voice coil;
the framework is plate-shaped, a step mounting part is arranged in the middle of the first end face of the framework, and a second end face which is convex outwards relative to the first end face of the framework on the step mounting part is connected with the sound film component;
a third end face, opposite to the first end face, on the framework is connected with the voice coil;
the skeleton is located the junction of first terminal surface and step installation portion and is equipped with the air vent.
From the above description, the beneficial effects of the present invention are: the utility model provides a step skeleton texture for micro loudspeaker, including the sound membrane subassembly, skeleton and voice coil loudspeaker voice coil, the first terminal surface middle part of skeleton has the step installation department, the evagination face and the hidden subassembly of step installation department are connected, the third terminal surface and the voice coil loudspeaker voice coil of skeleton are connected, be equipped with the air vent on the skeleton, the air vent is used for the sound production inner chamber and the external world intercommunication with micro loudspeaker, make the air acoustic pressure of sound production inner chamber not only can reveal from the magnetic gap, can also reveal from the air vent, thereby make atmospheric pressure reveal more smoothly, the acoustic performance of generating device has effectively been improved. The utility model discloses a step structure make the height-adjustable of skeleton, and then make the position of voice coil loudspeaker voice coil in the magnetic gap adjustable to improve micro loudspeaker's distortion phenomenon, promoted the performance of product.
Further, the stepped framework structure for the micro loudspeaker further comprises a center washer, the framework, the voice coil and the center washer form a sound production cavity in an enclosing mode, and the sound production cavity is communicated with the outside through the air vent.
Furthermore, stamping forming is adopted in the step installation portion, and the thickness of the framework is the same as that of the step installation portion.
From the above description, it can be seen that the stepped mounting portion can adjust the punching depth according to actual requirements to adjust the position of the voice coil in the magnetic gap, thereby improving the sound quality.
Further, the framework is respectively connected with the sound film assembly and the voice coil in an adhesive mode.
Furthermore, the second end surface is rectangular, the number of the vent holes is four, and the four vent holes are respectively arranged in the middle of the four corresponding side edges on the second end surface.
From the above description, the shape phase-match of the shape of second terminal surface and voice coil loudspeaker voice coil sets up the air vent in the side middle part of second terminal surface, can make the process of revealing of air acoustic pressure more stable, even to promote product tone quality.
Referring to fig. 1 to 5, a first embodiment of the present invention is: a step type framework structure for a micro loudspeaker comprises a sound film component 1, a framework 2 and a voice coil 3;
the framework 2 is plate-shaped, a step mounting part 22 is arranged in the middle of a first end face 21 of the framework 2, and a second end face 23 which is convex outwards relative to the first end face 21 of the framework 2 on the step mounting part 22 is connected with the sound film component 1;
a third end surface 24, which is opposite to the first end surface 21, on the framework 2 is connected with the voice coil 3;
the framework 2 is provided with a vent hole 25 at the joint of the first end face 21 and the step mounting portion 22.
Referring to fig. 1 to 5, a second embodiment of the present invention is: a step type framework structure for a micro loudspeaker comprises a sound film component 1, a framework 2 and a voice coil 3;
the framework 2 is plate-shaped, a step mounting part 22 is arranged in the middle of a first end face 21 of the framework 2, and a second end face 23 which is convex outwards relative to the first end face 21 of the framework 2 on the step mounting part 22 is connected with the sound film component 1;
a third end surface 24, which is opposite to the first end surface 21, on the framework 2 is connected with the voice coil 3;
the framework 2 is provided with a vent hole 25 at the joint of the first end face 21 and the step mounting portion 22.
The stepped framework structure for the micro loudspeaker further comprises a center washer 4, the framework 2, the voice coil 3 and the center washer 4 are enclosed to form a sounding cavity 5, and the sounding cavity 5 is communicated with the outside through the vent hole 25. The step mounting portion 22 is formed by stamping, and the thickness of the framework 2 is the same as that of the step mounting portion 22. The framework 2 is respectively connected with the voice diaphragm assembly 1 and the voice coil 3 in an adhesive manner. The second end surface 23 is rectangular, the number of the vent holes 25 is four, and the four vent holes 25 are respectively arranged in the middle of four corresponding side edges on the second end surface 23.
To sum up, the utility model provides a stepped skeleton texture for micro loudspeaker, including sound membrane subassembly, skeleton and voice coil loudspeaker voice coil, the first terminal surface middle part of skeleton has the step installation department, and the outer convex surface and the hidden subassembly of step installation department are connected, and the third terminal surface and the voice coil loudspeaker voice coil of skeleton are connected, are equipped with the air vent on the skeleton, and the air vent is used for the sounding inner chamber and the external intercommunication with micro loudspeaker for the air acoustic pressure of sounding inner chamber not only can be followed the magnetic gap and revealed, can also reveal from the air vent, thereby make atmospheric pressure reveal more smoothly, effectively improved the acoustic performance of generating device. The utility model discloses a step structure make the height-adjustable of skeleton, and then make the position of voice coil loudspeaker voice coil in the magnetic gap adjustable to improve micro loudspeaker's distortion phenomenon, promoted the performance of product.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (5)
1. A step type framework structure for a micro loudspeaker is characterized by comprising a sound film component, a framework and a voice coil;
the framework is plate-shaped, a step mounting part is arranged in the middle of the first end face of the framework, and a second end face which is convex outwards relative to the first end face of the framework on the step mounting part is connected with the sound film component;
a third end face, opposite to the first end face, on the framework is connected with the voice coil;
the skeleton is located the junction of first terminal surface and step installation portion and is equipped with the air vent.
2. The stepped framework structure for the micro-speaker as claimed in claim 1, wherein the stepped framework structure for the micro-speaker further comprises a center washer, the framework, the voice coil and the center washer form a sounding chamber, and the sounding chamber is communicated with the outside through a vent hole.
3. The stepped framework structure for a micro-speaker of claim 1, wherein the step mounting portion is formed by stamping, and the thickness of the framework is the same as that of the step mounting portion.
4. The stepped framework structure for a micro-speaker as recited in claim 1, wherein said framework is adhesively attached to said diaphragm assembly and said voice coil, respectively.
5. The stepped framework structure of claim 1, wherein the second end surface is rectangular, the number of the vent holes is four, and the four vent holes are respectively disposed in the middle of the corresponding four sides of the second end surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921850367.7U CN210629841U (en) | 2019-10-30 | 2019-10-30 | A step skeleton texture for miniature speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921850367.7U CN210629841U (en) | 2019-10-30 | 2019-10-30 | A step skeleton texture for miniature speaker |
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| Publication Number | Publication Date |
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| CN210629841U true CN210629841U (en) | 2020-05-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921850367.7U Active CN210629841U (en) | 2019-10-30 | 2019-10-30 | A step skeleton texture for miniature speaker |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111935615A (en) * | 2020-06-30 | 2020-11-13 | 瑞声新能源发展(常州)有限公司科教城分公司 | Sound production device and electronic equipment with same |
| WO2022000783A1 (en) * | 2020-07-02 | 2022-01-06 | 瑞声声学科技(深圳)有限公司 | Framework and sound production device |
-
2019
- 2019-10-30 CN CN201921850367.7U patent/CN210629841U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111935615A (en) * | 2020-06-30 | 2020-11-13 | 瑞声新能源发展(常州)有限公司科教城分公司 | Sound production device and electronic equipment with same |
| WO2022000631A1 (en) * | 2020-06-30 | 2022-01-06 | 瑞声声学科技(深圳)有限公司 | Sound producing device and electronic device provided with same |
| WO2022000783A1 (en) * | 2020-07-02 | 2022-01-06 | 瑞声声学科技(深圳)有限公司 | Framework and sound production device |
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