CN210694347U

CN210694347U - Loudspeaker with novel magnetic field structure

Info

Publication number: CN210694347U
Application number: CN201922092325.8U
Authority: CN
Inventors: 余明安; 申明球
Original assignee: Dongguan Xiangfu Electronic Co ltd
Current assignee: Dongguan Xiangfu Electronic Co ltd
Priority date: 2019-11-28
Filing date: 2019-11-28
Publication date: 2020-06-05
Anticipated expiration: 2029-11-28

Abstract

The utility model discloses a loudspeaker with novel magnetic field structure, including the support, still including setting up the inboard main magnet of support, the main magnet rear side is provided with first pair magnetism, the main magnet front side is provided with the vice magnetism of second, main magnet with first pair magnetism be provided with the voice coil loudspeaker voice coil in the clearance of the vice magnetism of second, lie in on the support the voice coil loudspeaker voice coil top is provided with the vibrating diaphragm, the support lower extreme is located the main magnet first pair magnetism the vice magnetism below of second is provided with the iron-clad. The utility model discloses a first magnetism, the vice magnetism of second that both sides set up around the main magnet change traditional upper and lower magnetic field structure into left and right sides magnetic field, have effectively reduced the distortion phenomenon.

Description

Loudspeaker with novel magnetic field structure

Technical Field

The utility model relates to a loudspeaker technical field especially relates to a loudspeaker with novel magnetic field structure.

Background

Speakers are also known as "horns"; the electroacoustic transducer is a very common electroacoustic transducer, can be seen in sound electronic and electrical equipment, and is used for converting an electric signal into sound. The performance of the loudspeaker greatly affects the sound quality, and the loudspeaker is the most important component for the sound effect; the N, S pole of the conventional horn magnetic field is an up-down mechanism, which has the disadvantage that when the amplitude of the horn is too large, the coil is easy to be separated from the magnetic field, or the length of the coil in the magnetic field is too small, so that distortion is generated.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a loudspeaker with novel magnetic field structure in order to solve above-mentioned problem, the utility model discloses a first vice magnetism, the vice magnetism of second that both sides set up around the main magnet change traditional upper and lower magnetic field structure into left and right sides magnetic field, have effectively reduced the distortion phenomenon.

The utility model discloses a following technical scheme realizes above-mentioned purpose:

the utility model provides a loudspeaker with novel magnetic field structure, includes the support, still is in including setting up the inboard main magnet of support, the main magnet rear side is provided with first pair magnetism, the main magnet front side is provided with the vice magnetism of second, main magnet with first pair magnetism be provided with the voice coil loudspeaker voice coil in the vice magnetic clearance of second, lie in on the support the voice coil loudspeaker voice coil top is provided with the vibrating diaphragm, the support lower extreme is located main magnet first pair magnetism the vice magnetism below of second is provided with the iron-clad.

Further setting: and the bracket is provided with a wire groove for the wire head of the voice coil to pass through.

So set up, be convenient for the voice coil loudspeaker voice coil is in the support is interior to be installed.

Further setting: the iron shell is bonded with the main magnet, the first auxiliary magnet and the second auxiliary magnet.

By the arrangement, the iron shell is reliably connected with the main magnet, the first auxiliary magnet and the second auxiliary magnet.

Further setting: the bent edges at two ends of the iron shell are inserted into the support, and the first auxiliary magnet and the second auxiliary magnet are bonded with the support.

So set up, make first pair magnetism, the vice magnetism of second with support firm in connection.

Further setting: the vibrating diaphragm is bonded with the voice coil, and the vibrating diaphragm veneering is bonded with the bracket.

So set up, improve voice coil loudspeaker voice coil, vibrating diaphragm with the connection performance of support.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a first magnetism, the vice magnetism of second that both sides set up around the main magnet change traditional upper and lower magnetic field structure into left and right sides magnetic field, have effectively reduced the distortion phenomenon.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic diagram of an explosion structure of a horn with a novel magnetic field structure according to the present invention;

fig. 2 is a schematic structural diagram of a horn with a novel magnetic field structure according to the present invention;

fig. 3 is a schematic view of the magnetic field of the horn with the novel magnetic field structure of the present invention.

The reference numerals are explained below:

1. a support; 2. a voice coil; 3. vibrating diaphragm; 41. a main magnet; 42. a first secondary magnet; 43. a second secondary magnet; 5. an iron shell.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and 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 therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified 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 meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1-3, a horn with a novel magnetic field structure includes a bracket 1, and further includes a main magnet 41 disposed inside the bracket 1, a first auxiliary magnet 42 is disposed behind the main magnet 41, a second auxiliary magnet 43 is disposed in front of the main magnet 41, the first auxiliary magnet 42, and the second auxiliary magnet 43 form a left-right magnetic field structure in the horn, a voice coil 2 is disposed in a gap between the main magnet 41 and the first auxiliary magnet 42, and the second auxiliary magnet 43, a diaphragm 3 is disposed above the voice coil 2 on the bracket 1, an iron shell 5 is disposed below the main magnet 41, the first auxiliary magnet 42, and the second auxiliary magnet 43 at the lower end of the bracket 1, and supports and fixes the main magnet 41, the first auxiliary magnet 42, and the second auxiliary magnet 43.

Preferably: the support 1 is provided with a wire groove for the wire end of the voice coil 2 to pass through, so that the voice coil 2 is conveniently installed in the support 1; the iron shell 5 is adhered with the main magnet 41, the first auxiliary magnet 42 and the second auxiliary magnet 43, so that the reliable connection of the iron shell 5 with the main magnet 41, the first auxiliary magnet 42 and the second auxiliary magnet 43 is ensured; the bent edges at the two ends of the iron shell 5 are inserted into the bracket 1, and the first auxiliary magnet 42 and the second auxiliary magnet 43 are bonded with the bracket 1, so that the first auxiliary magnet 42 and the second auxiliary magnet 43 are firmly connected with the bracket 1; the veneering of the vibrating diaphragm 3 is bonded with the support 1, so that the connection performance of the vibrating diaphragm 3 and the support 1 is improved.

The utility model discloses theory of operation and use flow: the main magnet 41, the first auxiliary magnet 42 and the second auxiliary magnet 43 are fixed on the iron shell 5 at the positions of the middle of the iron shell 5 according to the main magnet 41, the first auxiliary magnet 42 and the second auxiliary magnet 43 are fixed on the iron shell 5 at the front and back sides of the main magnet 41, two bending walls of the iron shell 5 are inserted into the bracket 1, the voice coil 2 is arranged in a gap formed by the main magnet 41, the first auxiliary magnet 42 and the second auxiliary magnet 43, the magnetic field structure is converted into a left and right magnetic field to act on the voice coil 2, and the distortion is reduced.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.

Claims

1. A loudspeaker with novel magnetic field structure, includes support (1), its characterized in that: the magnetic voice coil is characterized by further comprising a main magnet (41) arranged on the inner side of the support (1), a first auxiliary magnet (42) is arranged on the rear side of the main magnet (41), a second auxiliary magnet (43) is arranged on the front side of the main magnet (41), a voice coil (2) is arranged in a gap between the main magnet (41) and the first auxiliary magnet (42) and between the main magnet and the second auxiliary magnet (43), a vibrating diaphragm (3) is arranged above the voice coil (2) on the support (1), and an iron shell (5) is arranged below the main magnet (41), the first auxiliary magnet (42) and the second auxiliary magnet (43) at the lower end of the support (1).

2. The horn with the novel magnetic field structure as claimed in claim 1, wherein: and a wire groove for enabling the wire end of the voice coil (2) to pass through is arranged on the support (1).

3. The horn with the novel magnetic field structure as claimed in claim 1, wherein: the iron shell (5) is adhered with the main magnet (41), the first auxiliary magnet (42) and the second auxiliary magnet (43).

4. The horn with the novel magnetic field structure as claimed in claim 1, wherein: the iron shell (5) is bonded with the first auxiliary magnet (42) and the second auxiliary magnet (43).

5. The horn with the novel magnetic field structure as claimed in claim 1, wherein: the vibrating diaphragm (3) veneering is bonded with the bracket (1).