CN114173264A

CN114173264A - Moving-iron horn motor structure

Info

Publication number: CN114173264A
Application number: CN202111559056.7A
Authority: CN
Inventors: 杜志煜
Original assignee: Suzhou Dibei Electronic Technology Co ltd
Current assignee: Suzhou Dibei Electronic Technology Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-03-11

Abstract

The invention discloses a moving-iron horn motor structure which comprises an iron shell, wherein a reed body is connected in the iron shell, a coil is wound and connected outside the reed body, the side wall of the reed body is fixedly connected with a first magnet, and the inner bottom of the iron shell is fixedly connected with a second magnet; the reed body comprises a first reed and a second reed fixedly connected with the first reed, a wire feeding hole used for installing an electric wire is formed in the inner side wall of the iron shell, and the first reed comprises a first straight section and a U-shaped section integrally formed with the first straight section. According to the invention, through the mutual matching of the iron shell, the spring sheet body, the coil, the first magnet and the second magnet, the first magnet is directly arranged on the spring sheet body, the second magnet is arranged on the iron shell, the spring sheet body is contacted with the iron shell to ensure the smoothness of a magnetic circuit, and the spring sheet body is used for replacing a jaw iron structure, so that the thickness of the motor structure can be reduced, and the thickness of the whole moving-iron horn is reduced.

Description

Moving-iron horn motor structure

Technical Field

The invention relates to the technical field of horn motor structures, in particular to a moving-iron horn motor structure.

Background

The moving-iron horn is used as a high-end acoustic original, the moving-iron horn is poor in performance in a price-sensitive consumer electronics market due to high production cost, and how to improve the production process, product design and reduce the production cost is achieved, so that the market price is reduced, and the moving-iron horn can be greatly colorful in the consumer electronics market and is addressed by practitioners.

At present, motor structure in the moving iron loudspeaker generally includes the sword iron, magnet, coil and reed isotructure, because the setting of the sword iron leads to the design of reed need have sufficient space to install the sword iron, intangible thickness that has just increased motor structure leads to whole moving iron loudspeaker thickness to increase, and simultaneously, the reed is mostly monolithic structure among the prior art, leads to its processing technology degree of difficulty to increase, has improved manufacturing cost.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a moving-iron horn motor structure.

In order to achieve the purpose, the invention adopts the following technical scheme: a moving-iron horn motor structure comprises an iron shell, wherein a reed body is connected in the iron shell, a coil is wound and connected outside the reed body, a first magnet is fixedly connected to the side wall of the reed body, and a second magnet is fixedly connected to the inner bottom of the iron shell; the reed body comprises a first reed and a second reed fixedly connected with the first reed.

As a further description of the above technical solution:

and a wiring hole for mounting an electric wire is formed in the inner side wall of the iron shell.

As a further description of the above technical solution:

the first reed comprises a first straight section and a U-shaped section which is integrally formed with the first straight section, and the U-shaped section is in contact with the inner side wall of the iron shell.

As a further description of the above technical solution:

the second reed comprises a second straight section and an L-shaped section which is integrally formed with the second straight section, the L-shaped section is fixedly connected with the first straight section, and an outer convex block used for mounting a thimble is arranged on the second straight section.

As a further description of the above technical solution:

the coil is wound and connected on the second straight section, and the first magnet is fixedly connected on the U-shaped section.

The invention has the following beneficial effects:

1. compared with the prior art, this move indisputable horn motor structure, through mutually supporting between iron casing, the spring lamellar body, coil, first magnet and the second magnet, first magnet direct mount is on the spring lamellar body, and second magnet is installed on iron casing, and the unobstructed in magnetic circuit has been guaranteed in the spring lamellar body and the contact of iron casing, and the spring body replaces the use of the sword iron structure, can reduce the thickness of this motor structure to whole move indisputable horn's thickness has been reduced.

2. Compared with the prior art, the movable iron horn motor structure utilizes the first flat section and the U-shaped section to form the first reed, and the second flat section, the L-shaped section and the outer convex block to form the second reed, so that the reed body is of a split structure, the production process of the reed body is simplified, the production cost of the reed body is reduced, and the production cost of the movable iron horn is reduced.

Drawings

Fig. 1 is a schematic structural diagram of a moving-iron horn motor structure according to the present invention;

fig. 2 is a schematic structural diagram of a spring plate in a moving-iron horn motor structure according to the present invention.

Illustration of the drawings:

1. an iron shell; 2. a spring piece body; 201. a first reed; 2011. a first straight section; 2012. a U-shaped section; 202. a second reed; 2021. a second straight section; 2022. an L-shaped section; 2023. an outer bump; 3. a coil; 4. a first magnet; 5. a second magnet; 6. a wiring hole.

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.

Referring to fig. 1-2, the invention provides a moving-iron horn motor structure: including iron casing 1, 1 in-connection of iron casing has spring lamellar body 2, and 2 outer windings of spring lamellar body are connected with coil 3, and 1 inside wall of iron casing is offered and is used for installing the wire and walks line hole 6, and the wire of being connected with coil 3 can follow and walks in line hole 6 and pass to the electric wire is connected with external equipment.

Wherein, the side wall of the reed body 2 is fixedly connected with a first magnet 4, and the bottom in the iron shell 1 is fixedly connected with a second magnet 5; the spring body 2 comprises a first spring sheet 201 and a second spring sheet 202 fixedly connected with the first spring sheet 201.

Specifically, the first reed 201 includes a first straight section 2011 and a U-shaped section 2012 integrally formed with the first straight section 2011, the U-shaped section 2012 contacts with an inner side wall of the iron casing 1, the second reed 202 includes a second straight section 2021 and an L-shaped section 2022 integrally formed with the second straight section 2021, the L-shaped section 2022 is fixedly connected with the first straight section 2011, an outer convex block 2023 for mounting an ejector pin is arranged on the second straight section 2021, the structure of the reed body 2 is as shown in fig. 2, the reed body 2 adopts a split structure, the production process of the reed body 2 is simplified, the production cost of the reed body 2 is reduced, the coil 3 is wound and connected on the second straight section 2021, and the first magnet 4 is fixedly connected on the U-shaped section 2012.

The invention can be illustrated by the following operating modes:

after will producing the L type section 2022 overlap joint together on the first straight section 2011 on the first reed 201 after the shaping and the second reed 202 during the use, adopt welding or glued mode fixed again, assemble and form the spring lamellar body 2, then install the spring lamellar body 2 to the iron casing 1 in, make U type section 2012 and iron casing 1 contact, guarantee the unobstructed of magnetic circuit between first magnet 4 and second magnet 5, the spring lamellar body 2 replaces the indisputable structure of sword and uses, can reduce the thickness of this motor mechanism, thereby whole moving-iron horn's thickness has been reduced.

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 moving-iron horn motor structure, includes iron casing (1), its characterized in that: a spring sheet body (2) is connected in the iron shell (1), a coil (3) is wound and connected outside the spring sheet body (2), a first magnet (4) is fixedly connected to the side wall of the spring sheet body (2), and a second magnet (5) is fixedly connected to the bottom in the iron shell (1);

the spring piece body (2) comprises a first spring piece (201) and a second spring piece (202) fixedly connected with the first spring piece (201).

2. The moving-iron horn motor structure as claimed in claim 1, wherein: wire holes (6) for installing wires are formed in the inner side wall of the iron shell (1).

3. The moving-iron horn motor structure as claimed in claim 1, wherein: the first reed (201) comprises a first straight section (2011) and a U-shaped section (2012) which is integrally formed with the first straight section (2011), and the U-shaped section (2012) is in contact with the inner side wall of the iron shell (1).

4. A moving-iron horn motor structure as claimed in claim 3, wherein: the second reed (202) comprises a second straight section (2021) and an L-shaped section (2022) which is integrally formed with the second straight section (2021), the L-shaped section (2022) is fixedly connected with the first straight section (2011), and an outer convex block (2023) for mounting an ejector pin is arranged on the second straight section (2021).

5. The moving-iron horn motor structure as claimed in claim 4, wherein: the coil (3) is wound and connected on the second straight section (2021), and the first magnet (4) is fixedly connected on the U-shaped section (2012).