CN113163309A

CN113163309A - Loudspeaker with voice coil reinforcing ring

Info

Publication number: CN113163309A
Application number: CN202110581070.0A
Authority: CN
Inventors: 张伟
Original assignee: Haining Simini Technology Co ltd
Current assignee: Haining Simini Technology Co ltd
Priority date: 2021-05-26
Filing date: 2021-05-26
Publication date: 2021-07-23

Abstract

The invention discloses a loudspeaker with a voice coil reinforcing ring, which comprises a permanent magnet and a magnetic conduction upper plate, and is characterized in that: the magnetic gap is larger than the magnetic gap, a voice coil framework which penetrates through the magnetic gap is arranged in the magnetic gap, and a voice coil reinforcing ring is arranged on the voice coil framework. The invention can adapt to various types of loudspeakers with internal magnetic structures and external magnetic structures, thereby adapting to different scenes, leading the technology to be widely applicable to various types of moving coil loudspeakers, reducing the distortion of key frequency ranges from 1K to 4K from 3 to about 0.2 and having obvious progress effect.

Description

Loudspeaker with voice coil reinforcing ring

Technical Field

The invention relates to the field of speakers, in particular to a speaker with a voice coil reinforcing ring.

Background

Loudspeaker voice coil and vibrating diaphragm are connected, and this junction has the effect of strengthening voice coil loudspeaker voice coil skeleton intensity, nevertheless does not have the structure of voice coil loudspeaker voice coil beaded finish in current loudspeaker, and voice coil loudspeaker voice coil skeleton keeps away from the fixed end of vibrating diaphragm and can take place deformation under high frequency oscillation, produces the drive unbalance, produces harmonic distortion, influences people's hearing effect, and the performance of loudspeaker remains to be improved.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a loudspeaker with a voice coil reinforcing ring.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a speaker that has voice coil loudspeaker voice coil beaded finish, includes permanent magnet and magnetic conduction upper plate, its characterized in that: the magnetic gap is larger than the magnetic gap, a voice coil framework which penetrates through the magnetic gap is arranged in the magnetic gap, and a voice coil reinforcing ring is arranged on the voice coil framework.

As a further description of the above technical solution:

the end of the voice coil framework is positioned in the gap, and the end of the voice coil framework is provided with a voice coil reinforcing ring.

The loudspeaker outer magnetic structure comprises a first magnetic conduction lower plate, a first permanent magnet and a first magnetic conduction upper plate, wherein the upper surface of the first magnetic conduction lower plate is fixedly connected with the first permanent magnet, a magnetic conduction center pillar is arranged inside the first magnetic conduction lower plate, a gap is formed between the magnetic conduction center pillar and the first permanent magnet, the upper surface of the first permanent magnet is fixedly connected with the first magnetic conduction upper plate, and a magnetic gap is formed between the first magnetic conduction upper plate and the magnetic conduction center pillar.

The loudspeaker is of an inner magnetic structure and comprises a second magnetic conduction lower plate, a second permanent magnet and a second magnetic conduction upper plate, wherein the second permanent magnet is arranged on a central axis of the second magnetic conduction lower plate, the upper surface of the second permanent magnet is fixedly connected with the second magnetic conduction upper plate, the upper surface of the second magnetic conduction lower plate is fixedly connected with a side magnetic conduction wall, a gap is formed between the second permanent magnet and the side magnetic conduction wall, and a magnetic gap is formed between the second magnetic conduction upper plate and the side magnetic conduction wall.

The shape of the voice coil reinforcing ring can be circular or rectangular.

The number of the voice coil reinforcing rings is multiple and the voice coil reinforcing rings are arranged on the voice coil framework in a staggered mode.

The upper surface of the first magnetic conduction upper plate is fixedly connected with a basin frame, and the inner side wall of the basin frame is fixedly connected with a fixed core supporting piece.

The invention has the following beneficial effects:

1. compared with the prior art, this speaker that has voice coil loudspeaker voice coil beaded finish has strengthened the terminal intensity of voice coil loudspeaker voice coil skeleton, reflects to the distortion curve, reduces to about 0.2 from 1K to 4K key frequency channel distortion from 3, and the progressive effect is obvious, has improved the performance of speaker, makes listener's experience better, as shown in figure 4.

2. The voice coil reinforcing ring arranged can adapt to the loudspeakers with various forms of the inner magnetic structure and the outer magnetic structure, so that the technology can adapt to different scenes, and can be widely applied to various types of moving coil loudspeakers.

Drawings

Fig. 1 is a schematic diagram of an internal magnetic structure of a speaker with a voice coil reinforcing ring according to the present invention;

FIG. 2 is a schematic diagram of an external magnetic structure of a speaker with a voice coil reinforcing ring according to the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 1;

fig. 4 is a sound effect diagram of a speaker with a voice coil reinforcing ring according to the present invention.

Illustration of the drawings:

1. a first magnetically permeable lower plate; 2. a first permanent magnet; 3. a void; 4. a first magnetically conductive upper plate; 5. a magnetic gap; 6. a voice coil former; 7. a voice coil reinforcing ring; 8. a second magnetically permeable lower plate; 9. a second permanent magnet; 10. a second magnetically conductive upper plate; 11. a side magnetic wall; 12. a basin stand; 13. and (6) fixing the core and supporting the chip.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 3, the present invention provides a speaker having a voice coil reinforcing ring: when the loudspeaker is of an external magnetic structure, the loudspeaker comprises a first magnetic conduction lower plate 1, a first permanent magnet 2 and a first magnetic conduction upper plate 4, wherein the upper surface of the first magnetic conduction lower plate 1 is fixedly connected with the first permanent magnet 2, a magnetic conduction center pillar is arranged inside the first magnetic conduction lower plate 1, a gap 3 is formed between the magnetic conduction center pillar and the first permanent magnet 2, the upper surface of the first permanent magnet 2 is fixedly connected with the first magnetic conduction upper plate 4, and a magnetic gap 5 is formed between the first magnetic conduction upper plate 4 and the magnetic conduction center pillar. The magnetic gap 5 in be equipped with the voice coil skeleton 6 that runs through the setting, the end of voice coil skeleton 6 is located space 3 and its end is equipped with voice coil reinforcing ring 7.

The shape of the voice coil reinforcing ring 7 can be circular or rectangular, and the number of the voice coil reinforcing rings 7 is multiple and is arranged on the voice coil framework 6 in a staggered mode. The upper surface of the first magnetic conduction upper plate 4 is fixedly connected with a basin stand 12, and the inner side wall of the basin stand 12 is fixedly connected with a fixed core supporting piece 13.

The production method comprises the following steps: lay first permanent magnet 2 on first magnetic conduction hypoplastron 1, but unset, fix first magnetic conduction upper plate 4 to first permanent magnet 2, fix speaker frame 12 to first magnetic conduction upper plate 4, install voice coil loudspeaker voice coil skeleton 6 of voice coil loudspeaker voice coil beaded finish 7 with positioning jig to speaker magnetic gap 5, fix voice coil loudspeaker voice coil skeleton 6 and speaker frame 12 with fixed core support piece 13, fix the speaker vibrating diaphragm of installing the broken ring to voice coil loudspeaker voice coil skeleton 6 and speaker frame 12, take out first magnetic conduction hypoplastron 1 not fixed, install voice coil loudspeaker voice coil beaded finish 7 at 6 ends of voice coil loudspeaker voice coil skeleton, install first magnetic conduction hypoplastron 1 back and fixed, connect out the voice coil loudspeaker voice coil lead-out wire, get rid of voice coil loudspeaker voice coil positioning jig, install the dust cap, the production assembly is accomplished.

When the loudspeaker is of an internal magnetic structure, the loudspeaker comprises a second magnetic conduction lower plate 1, a second permanent magnet 2 and a second magnetic conduction upper plate 4, wherein a second permanent magnet 9 is arranged on a central axis of the second magnetic conduction lower plate 8, the upper surface of the second permanent magnet 9 is fixedly connected with a second magnetic conduction upper plate 10, the upper surface of the second magnetic conduction lower plate 8 is fixedly connected with a side magnetic conduction wall 11, a gap 3 is formed between the second permanent magnet 9 and the side magnetic conduction wall 11, and a magnetic gap 5 is formed between the second magnetic conduction upper plate 10 and the side magnetic conduction wall 11.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a speaker that has voice coil loudspeaker voice coil beaded finish, includes permanent magnet and magnetic conduction upper plate, its characterized in that: the magnetic-conduction voice coil is characterized in that a gap (3) is formed in the side face of the permanent magnet, a magnetic gap (5) is formed in the side face of the magnetic-conduction upper plate, the distance between the gaps (3) is larger than the magnetic gap (5), a voice coil framework (6) penetrating through the magnetic gap (5) is arranged in the magnetic gap (5), and a voice coil reinforcing ring (7) is arranged on the voice coil framework (6).

2. A loudspeaker having a voice coil reinforcing ring as claimed in claim 1, wherein: the tail end of the voice coil framework (6) is located in the gap (3) and the tail end of the voice coil framework is provided with a voice coil reinforcing ring (7).

3. A loudspeaker having a voice coil reinforcing ring as claimed in claim 2, wherein: the loudspeaker external magnetic structure comprises a first magnetic conduction lower plate (1), a first permanent magnet (2) and a first magnetic conduction upper plate (4), wherein the upper surface of the first magnetic conduction lower plate (1) is fixedly connected with the first permanent magnet (2), a magnetic conduction center pillar is arranged inside the first magnetic conduction lower plate (1), a gap (3) is formed between the magnetic conduction center pillar and the first permanent magnet (2), the upper surface of the first permanent magnet (2) is fixedly connected with the first magnetic conduction upper plate (4), and a magnetic gap (5) is formed between the first magnetic conduction upper plate (4) and the magnetic conduction center pillar.

4. A loudspeaker having a voice coil reinforcing ring as claimed in claim 2, wherein: the loudspeaker is interior magnetic structure, including second magnetic conduction hypoplastron (1), second permanent magnet (2) and second magnetic conduction upper plate (4), set up second permanent magnet (9) on the axis of second magnetic conduction hypoplastron (8), the last fixed surface of second permanent magnet (9) connects second magnetic conduction upper plate (10), the last fixed surface of second magnetic conduction hypoplastron (8) is connected with side magnetic wall (11), form space (3) between second permanent magnet (9) and side magnetic wall (11), form magnetic gap (5) between second magnetic conduction upper plate (10) and side magnetic wall (11).

5. A loudspeaker having a voice coil reinforcing ring as claimed in claim 1, wherein: the shape of the voice coil reinforcing ring (7) can be circular or rectangular.

6. A loudspeaker having a voice coil reinforcing ring as claimed in claim 1, wherein: the number of the voice coil reinforcing rings (7) is multiple and the voice coil reinforcing rings are arranged on the voice coil framework (6) in a staggered mode.

7. A loudspeaker having a voice coil reinforcing ring as claimed in claim 1, wherein: the upper surface of the first magnetic conduction upper plate (4) is fixedly connected with a basin frame (12), and the inner side wall of the basin frame (12) is fixedly connected with a fixed core supporting piece (13).