CN212344044U - Vibrating diaphragm and loudspeaker - Google Patents

Abstract

The utility model provides a vibrating diaphragm, which comprises an arch part and a peripheral part arranged around the edge of the arch part, wherein the arch part comprises a top film and a side film, the side film is erected on the peripheral part and supports the top film, the lower edge of the side film is connected with the inner edge of the peripheral part, the upper edge of the side film is connected with the outer edge of the top film, and the side film surrounds the top film along the circumferential direction; the side film is provided with an inward concave depressed part extending along the circumferential direction. Compared with the traditional sheet-shaped diaphragm, the diaphragm is equivalent to a special-shaped diaphragm, so the relative position of the diaphragm can be suitable for other parts such as a corresponding coil and the like, and the diaphragm can be arranged according to the required position, thereby effectively utilizing the space. The loudspeaker comprises a shell and the vibrating diaphragm arranged in the shell. The loudspeaker uses the diaphragm, so that the relative position of the diaphragm can be adapted to other parts such as coils and the like in the loudspeaker, and the loudspeaker can be arranged according to the required position, thereby effectively utilizing the space.

Description

Vibrating diaphragm and loudspeaker

Technical Field

The utility model relates to a vibrating diaphragm technical field.

Background

The application range of the diaphragm is wide, for example, the diaphragm is applied to a moving iron unit or a mobile phone loudspeaker and used for sound production, and the diaphragm usually has a corresponding position relation with other parts such as a coil, so that the positions of the parts cannot be flexibly set.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to the above-mentioned defect in the correlation technique, provide a modified vibrating diaphragm and loudspeaker.

The utility model provides a technical scheme that its technical problem adopted includes: constructing a diaphragm including a dome and a peripheral portion provided around an edge of the dome, the dome including:

a top film;

and a side membrane standing on the peripheral portion and supporting the top membrane, wherein the lower edge of the side membrane is connected with the inner edge of the peripheral portion, the upper edge of the side membrane is connected with the outer edge of the top membrane, and the side membrane circumferentially surrounds the top membrane; the side film is provided with an inward concave depressed part extending along the circumferential direction.

Preferably, the peripheral portion is sheet-like.

Preferably, the peripheral portion surrounds the raised portion.

Preferably, the top film is sheet-like.

Preferably, the top film is quadrilateral.

Preferably, the top film is rectangular.

Preferably, four corners of the quadrangle are rounded corners.

Preferably, the side membrane is perpendicular to the peripheral portion.

Preferably, the recess is elongated.

The utility model provides a technical scheme that its technical problem adopted includes: a loudspeaker is provided, which comprises a shell and the diaphragm arranged in the shell.

Implement the technical scheme of the utility model, following beneficial effect has at least: compared with the traditional sheet-shaped diaphragm, the diaphragm is equivalent to a special-shaped diaphragm, so the relative position of the diaphragm can be suitable for other parts such as a corresponding coil and the like, and the diaphragm can be arranged according to the required position, thereby effectively utilizing the space. The loudspeaker uses the diaphragm, so that the relative position of the diaphragm can be adapted to other parts such as coils and the like in the loudspeaker, and the loudspeaker can be arranged according to the required position, thereby effectively utilizing the space.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1-2 are perspective views of a diaphragm according to an embodiment of the present invention.

Fig. 3 is a left side view of the diaphragm of fig. 1.

Fig. 4 is a bottom view of the diaphragm of fig. 1.

Fig. 5 is a sectional view taken at a position a-a in fig. 3.

Fig. 6 is a sectional view of a horn according to an embodiment of the present invention.

The reference numerals in the figures denote: the diaphragm 100, the arch part 1, the top film 11, the side film 12, the concave part 121, the peripheral part 2, the loudspeaker 200 and the shell 3.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, it should be understood that the directions or positional relationships indicated by "front", "back", "upper", "lower", "left", "right", "longitudinal", "horizontal", "vertical", "horizontal", "top", "bottom", "inner", "outer", "head", "tail", etc. are configured and operated in specific directions based on the directions or positional relationships shown in the drawings, and are only for convenience of describing the present invention, but do not indicate that the device or element referred to must have a specific direction, and thus, should not be construed as limiting the present invention.

It is also noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," "disposed," and the like are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. When an element is referred to as being "on" or "under" another element, it can be "directly" or "indirectly" on the other element or intervening elements may also be present. The terms "first", "second", "third", etc. are only for convenience in describing the present technical solution, and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", etc. may explicitly or implicitly include one or more of such features. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system structures, techniques, etc. in order to provide a thorough understanding of the embodiments of the invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present invention with unnecessary detail.

Referring to fig. 1 to 5, a diaphragm 100 according to an embodiment of the present invention includes an arch portion 1 and a peripheral portion 2 disposed around an edge of the arch portion 1, wherein the arch portion 1 includes:

a top film 11 arranged transversely, the peripheral portion 2 also arranged transversely, the top film 11 being parallel to the peripheral portion 2;

and a side film 12 standing on the peripheral portion 2 and supporting the top film 11, a lower edge of the side film 12 being connected to an inner edge of the peripheral portion 2, an upper edge of the side film 12 being connected to an outer edge of the top film 11, the side film 12 circumferentially surrounding the top film 11; the side film 12 is provided with an inwardly recessed recess 121 extending in the circumferential direction.

Compared with the traditional sheet-shaped diaphragm 100, the diaphragm 100 is equivalent to a special-shaped diaphragm, so the relative position of the diaphragm 100 can be adapted to other parts such as a corresponding coil and the like, and the diaphragm can be arranged according to the required position, so that the space can be effectively utilized; moreover, the distortion rate of the diaphragm 100 is low. The peripheral portion 2 is sheet-shaped and rectangular.

The peripheral portion 2 surrounds the raised portion 1.

The top film 11 is sheet-shaped and quadrilateral, and four corners of the quadrilateral are fillets. In the embodiment of fig. 1-5, the top film 11 is preferably rectangular.

The side membrane 12 is perpendicular to the peripheral portion 2. The recess 121 has a long bar shape and is surrounded in the outer edge direction of the top film 11. The recess 121 is located at the middle of the side film 12 in the longitudinal direction.

Referring to fig. 6, a speaker 200 according to an embodiment of the present invention includes a housing 3 and the above-mentioned diaphragm 100 for sounding disposed in the housing 3. Fig. 6 shows the position of the diaphragm 100 in the loudspeaker 200. Since the loudspeaker 200 uses the diaphragm 100, the relative position of the diaphragm 100 can be adapted to other parts such as a coil and the like in the loudspeaker, and the loudspeaker can be arranged according to the required position, so that the space can be effectively utilized; moreover, the distortion rate of the diaphragm 100 is low.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, which may be modified, combined, and varied by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. A diaphragm (100) comprising an arch portion (1) and a peripheral portion (2) provided around an edge of the arch portion (1), the arch portion (1) comprising:

a top film (11);

and a side membrane (12) standing on the peripheral portion (2) and supporting the top membrane (11), a lower edge of the side membrane (12) being connected to an inner edge of the peripheral portion (2), an upper edge of the side membrane (12) being connected to an outer edge of the top membrane (11), the side membrane (12) circumferentially surrounding the top membrane (11); the side film (12) is provided with an inward concave depression part (121) extending along the circumferential direction.

2. A diaphragm (100) as claimed in claim 1, wherein the peripheral portion (2) is plate-shaped.

3. A diaphragm (100) as claimed in claim 1, wherein the peripheral portion (2) surrounds the dome (1).

4. A diaphragm (100) as claimed in claim 1, wherein the top membrane (11) is sheet-like.

5. A diaphragm (100) as claimed in claim 3, wherein the top membrane (11) is quadrilateral.

6. A diaphragm (100) as claimed in claim 5, wherein the top membrane (11) is rectangular.

7. A diaphragm (100) according to claim 5, wherein four corners of the quadrilateral are rounded.

8. A diaphragm (100) as claimed in claim 1, wherein the side membrane (12) is perpendicular to the peripheral portion (2).

9. A diaphragm (100) as claimed in claim 1, wherein the recess (121) is elongate.

10. A loudspeaker (200), comprising a housing (3) and a diaphragm (100) according to any one of claims 1 to 9 provided in the housing (3).

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