CN210958674U - Horn structure and electronic equipment - Google Patents

Abstract

The utility model provides a loudspeaker structure and electronic equipment, including the loudspeaker shell, locate the inboard vibrating diaphragm piece of loudspeaker shell to and connect in the vibrating diaphragm piece and can drive the drive structure of vibrating diaphragm piece vibration, the vibrating diaphragm piece encloses with the loudspeaker shell and closes and form first sound chamber, set up a plurality of air vents that communicate with first sound chamber respectively on the loudspeaker shell, the loudspeaker shell facing is equipped with the ventilated membrane, and the ventilated membrane covers a part of air vent at least. Set up the loudspeaker shell respectively, vibrating diaphragm piece and drive structure, wherein set up the air vent in the first sound chamber of a plurality of intercommunications on the loudspeaker shell, the circulation of air in the first sound chamber of being convenient for, the vibration of the vibrating diaphragm piece of being convenient for, and a part of at least one air vent coats and is stamped the ventilated membrane, can suitably block the air flow in the air vent, increase the damping of vibrating diaphragm piece when vibrating, make the vibrating diaphragm piece vibrate better, thereby improve the sound effect and the loudness of loudspeaker structure, and still can realize the protection to the vibrating diaphragm piece, avoid its vibration improper and impaired.

Description

Horn structure and electronic equipment

Technical Field

The utility model belongs to the technical field of audio equipment, more specifically say, relate to a horn structure and electronic equipment.

Background

With the development of science and technology, the demand of people on electronic equipment is increasing day by day, and the use requirement of the electronic equipment is also correspondingly improved. For the important structure loudspeaker of electronic equipment, the requirement of people on the thickness of the loudspeaker is very high, which is convenient to carry and improves the appearance.

However, when the thickness of the horn is very thin, the sound effect and loudness generated by the horn are accordingly deteriorated, and the diaphragm inside the horn is easily damaged when it vibrates.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides an one of purpose lies in: the utility model provides a loudspeaker structure and electronic equipment, aims at solving among the prior art, loudspeaker sound effect and loudness difference and the easy impaired technical problem of vibrating diaphragm.

For solving the technical problem, the embodiment of the utility model provides an adopt technical scheme is:

the utility model provides a horn structure, including the loudspeaker shell, locate the inboard vibrating diaphragm piece of loudspeaker shell, and connect in the vibrating diaphragm piece can drive the drive structure of vibrating diaphragm piece vibration, the vibrating diaphragm piece with the loudspeaker shell encloses to close and forms first sound chamber, set up on the loudspeaker shell a plurality of respectively with the air vent of first sound chamber intercommunication, the loudspeaker shell facing is equipped with the ventilated membrane, the ventilated membrane covers one at least the part of air vent.

Furthermore, the loudspeaker shell outside is seted up with the extending groove of air vent intercommunication, the extending groove certainly the air vent extends to loudspeaker shell outward flange.

Further, the thickness of the extension groove in the axial direction of the vent hole gradually decreases from the vent hole to the outer edge of the horn housing.

Furthermore, a plurality of extension grooves are arranged on the outer side of the horn shell, and the extension grooves are communicated with the vent holes in a one-to-one correspondence manner;

or a plurality of extension grooves are arranged on the outer side of the horn shell, and each extension groove is at least communicated with one vent hole;

or, the outer side of the horn shell is provided with one extension groove which is respectively communicated with each vent hole.

Furthermore, the loudspeaker shell is provided with a mounting groove communicated with the first sound cavity and arranged at an interval with the air vent, the driving structure is at least partially arranged in the mounting groove, the mounting groove is provided with a metal protective cover, and the metal protective cover is arranged on the driving structure in a covering mode.

Furthermore, a step is arranged on the inner side wall of the mounting groove, one end of the metal protective cover abuts against the step, and the outer peripheral wall of the metal protective cover abuts against the inner peripheral wall of the mounting groove.

Further, the driving structure comprises an installation block and a driving magnet arranged on the installation block, and the installation block is connected to the diaphragm.

Further, the loudspeaker structure still includes the loudspeaker lid, the loudspeaker lid is located on the loudspeaker shell and locate the vibrating diaphragm outside, the loudspeaker lid with the vibrating diaphragm encloses to close and forms the second sound chamber, just set up on the loudspeaker lid with the sound outlet of second sound chamber intercommunication.

Further, a clamping groove is formed in the inner side edge of the horn shell, and the edge of the vibration diaphragm and the edge of the horn cover are mutually overlapped and clamped in the clamping groove.

The utility model provides a horn structure's beneficial effect lies in: compared with the prior art, the utility model discloses a set up the loudspeaker shell respectively, vibrating diaphragm piece and drive structure, wherein set up the air vent in the first sound chamber of a plurality of intercommunications on the loudspeaker shell, the circulation of air in the first sound chamber of being convenient for, the vibration of the vibrating diaphragm piece of being convenient for, and the ventilated membrane covers a part of an air vent at least, can suitably block the air flow in the air vent, increase the damping of vibrating diaphragm piece when the vibration, make the vibrating diaphragm piece can vibrate better, thereby improve the sound effect and the loudness of loudspeaker structure, and still can realize the protection to the vibrating diaphragm piece, avoid its vibration improper and impaired.

The utility model also provides an electronic equipment, including the loudspeaker structure of above-mentioned arbitrary item.

The utility model provides an electronic equipment sets up the loudspeaker shell respectively, vibrating diaphragm piece and drive structure, wherein set up the air vent in the first sound chamber of a plurality of intercommunications on the loudspeaker shell, the circulation of air in the first sound chamber of being convenient for, the vibration of the vibrating diaphragm piece of being convenient for, and the ventilated membrane covers a part of an air vent at least, can suitably block the air flow in the air vent, increase the damping of vibrating diaphragm piece when vibrating, make vibrating diaphragm piece can vibrate better, thereby improve electronic equipment's sound effect and loudness, and still can realize the protection to vibrating diaphragm piece, avoid its vibration improper and impaired.

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 is a three-dimensional structure diagram of a horn structure provided in an embodiment of the present invention;

fig. 2 is an exploded view of a horn structure according to an embodiment of the present invention;

fig. 3 is a perspective structural view of a horn housing of a horn structure provided in an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-a horn housing; 11-a vent hole; 12-an extension slot; 13-mounting grooves; 14-step; 15-a card slot; 16-a wire clip structure; 2-vibrating diaphragm; 3-a drive structure; 31-a mounting block; 32-a drive magnet; 4-a gas permeable membrane; 5-a metal protective cover; 6-horn cover; 61-sound outlet; 7-a circuit board; 8-conductive wire.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and 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 thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" 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" or "second" 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 specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1 and fig. 2 together, a horn structure according to an embodiment of the present invention includes a horn housing 1, a diaphragm 2, and a driving structure 3.

Specifically, the diaphragm that shakes 2 locates loudspeaker shell 1 inboard and encloses with loudspeaker shell 1 and closes and form first sound chamber, and first sound chamber is the back sound chamber of loudspeaker structure, and drive structure 3 is connected in diaphragm 2 that shakes and can drive diaphragm 2 vibration to make sound. Wherein, the size of the first sound cavity can be changed when the diaphragm 2 vibrates. A plurality of air vents 11 have been seted up on loudspeaker shell 1, and air vent 11 communicates first sound chamber respectively, and when 3 drive diaphragm pieces of drive structure vibrate 2 vibrations, thereby the air that vibrates 2 vibration diaphragm pieces in the first sound chamber flows, and the setting of air vent 11 is convenient for the circulation of the inside and outside air of loudspeaker shell 1 to the vibration of diaphragm pieces 2 of being convenient for. And loudspeaker shell 1 facing is equipped with ventilated membrane 4, ventilated membrane 4 covers a part of air vent 11 at least, the part of at least part air vent 11 is covered by ventilated membrane 4 promptly, can reach the effect that blocks the air flow of air vent 11, the damping effect when ventilated membrane 4 can suitably adjust the vibration of diaphragm 2, avoid diaphragm 2 vibration too big and lead to the phenomenon that audio or loudness are not good, improve sound effect and loudness, simultaneously ventilated membrane 4 can suitably increase the damping when diaphragm 2 vibrates, thereby avoid diaphragm 2's excessive vibration and lead to the condition that diaphragm 2 damaged, realize the protection to diaphragm 2.

The embodiment of the utility model provides an in, through setting up loudspeaker shell 1 respectively, diaphragm piece 2 and drive structure 3, wherein set up the air vent 11 in the first sound chamber of a plurality of intercommunications on the loudspeaker shell 1, the circulation of air in the first sound chamber of being convenient for, the vibration of diaphragm piece 2 of being convenient for, and ventilated membrane 4 covers a part of air vent 11 at least, can suitably block the air flow in the air vent 11, increase diaphragm piece 2 damping when the vibration, make diaphragm piece 2 can vibrate better, thereby improve the sound effect and the loudness of loudspeaker structure, and still can realize the protection to diaphragm piece 2, avoid its vibration improper and impaired.

In practical application, when the thickness of the whole horn structure is less than 7.2mm, the air permeable membrane 4 and the vent holes 11 are arranged, so that the horn structure can also have good sound expression and loudness.

Specifically, in the present embodiment, the vent holes 11 are provided in plural, the plural vent holes 11 are provided around the edge of the horn housing 1 and spaced from each other, and the number of the vent holes 11 is nine, but the number and the size of the vent holes 11 in the present embodiment may be determined according to the actual requirement of the horn housing 1, and are not limited herein.

Specifically, in this embodiment, the breathable film 4 is disposed on the inner side of the speaker housing 1, and the two diaphragm sheets 2 are disposed in two, and the two diaphragm sheets 2 are respectively covered on the three vent holes 11, so as to cover most of the vent holes 11, thereby facilitating damping adjustment when the diaphragm sheets 2 vibrate. Of course, the number of the gas permeable membranes 4 and the number of the vent holes 11 that can be covered by the gas permeable membranes 4 in this embodiment are not limited, and may be set according to actual requirements.

Of course, in other embodiments of the present embodiment, the air permeable membrane 4 may be attached to the outside of the horn housing 1 or disposed in the vent hole 11, and the position of the air permeable membrane 4 is not limited herein.

Specifically, referring to fig. 1, in the present embodiment, a circuit board 7 is disposed on an outer side of the speaker housing 1, and the circuit board 7 is electrically connected to the driving structure 3 to control the driving structure 3 to drive the diaphragm 2 to vibrate. The circuit board 7 is electrically connected with an external electronic device through a wire 8, so that the speaker structure can be connected with the external electronic device to play the sound required by the external electronic device. In this embodiment, the wire clamping structure 16 is disposed on the outer side of the speaker housing 1, and when the wire 8 is connected to the circuit board 7, the wire 8 is fixed to the speaker housing 1 through the wire clamping structure 16, so as to prevent the wire 8 from being torn apart and damaging the circuit board 7.

Further, please refer to fig. 1, in this embodiment, an extending groove 12 communicated with the vent hole 11 is formed at the outer side of the speaker housing 1, one end of the extending groove 12 is connected to the vent hole 11, and the other end of the extending groove extends from the vent hole 11 to the outer edge of the speaker housing 1, that is, the extending groove 12 extends from the vent hole 11 to the outer edge of the speaker housing 1, so that the extending groove 12 is communicated with the outside, when the outer side of the speaker housing 1 is covered by the external structure or the vent hole 11 is shielded by the external structure, the air at the inner side of the speaker housing 1 can sequentially pass through the vent hole 11 and the extending groove 12 to the outside of the speaker housing 1, thereby avoiding the situation that the vent hole 11 is blocked and cannot vent, improving the venting effect of the vent hole 11, so that the speaker structure can be applied to more scenes, and even.

Further, referring to fig. 1, in the present embodiment, the outer side of the horn housing 1 is disposed in an arc shape from the middle portion to the edge, and the extension groove 12 extends from the vent hole 11 to the outer edge of the horn housing 1, so that the thickness of the extension groove 12 along the axial direction of the vent hole 11 gradually decreases from the vent hole 11 to the outer edge of the horn housing 1, that is, the thickness of the extension groove 12 located in the vent hole 11 is greater than the thickness of the extension groove 12 located in the outer edge of the horn housing 1. When the loudspeaker shell 1 outside is sheltered from by exterior structure, because the outside of loudspeaker shell 1 becomes circular-arcly to make exterior structure can't shelter from extension groove 12 on the loudspeaker shell 1 outside completely, make this extension groove 12 all form the intercommunication with the outside, thereby make the circulation that can be easily by the air of air vent 11 circulation to loudspeaker shell 1 outside, can realize the effect of ventilating well, make the loudspeaker structure can be applicable to more scenes.

Further, referring to fig. 1, in the present embodiment, a plurality of extension grooves 12 are provided, and the plurality of extension grooves 12 are disposed corresponding to the plurality of vent holes 11, and each extension groove 12 is in one-to-one communication with each vent hole 11.

Alternatively, in the present embodiment, the extension groove 12 is provided in plurality, and each extension groove 12 communicates with at least one vent hole 11;

alternatively, in this embodiment, one extension groove 12 may be provided, one end of each extension groove 12 is respectively communicated with all the vent holes 11, and the other end of each extension groove 12 is communicated with the outside of the horn housing 1, so that the air flow at the vent holes 11 can be communicated to the outside of the horn housing 1 through the extension grooves 12.

Further, please refer to fig. 2 and fig. 3 together, in this embodiment, a mounting groove 13 communicated with the first sound cavity is formed on the speaker housing 1, the mounting groove 13 is respectively disposed at an interval with the vent hole 11 and the extension groove 12, the driving structure 3 is at least partially disposed in the mounting groove 13, a metal protective cover 5 is disposed on the mounting groove 13, the metal protective cover 5 is covered on the driving structure 3, so that the driving structure 3 is located between the metal protective cover 5 and the diaphragm 2, and the metal protective cover 5 can isolate the driving structure 3 from the inner side of the speaker housing 1, thereby preventing the diaphragm 2 from being affected when vibrating.

In addition, the metal protective cover 5 is a metal piece, which can strengthen the fixing effect on the horn shell 1 and avoid the vibration of the diaphragm 2 from being affected.

In the present embodiment, the mounting groove 13 is opened in the middle of the horn housing 1, but the position of the mounting groove 13 is not limited herein.

Further, referring to fig. 2 and fig. 3, in the embodiment, a circle of step 14 is formed on the inner side wall of the mounting groove 13, when the metal protection cover 5 is mounted in the mounting groove 13, one end of the metal protection cover 5 abuts against the step 14, the other end of the metal protection cover 5 is disposed outside the horn housing 1, and the outer peripheral wall of the metal protection cover 5 abuts against the inner peripheral wall of the mounting groove 13, so as to enhance the fixing effect of the metal protection cover 5.

Further, referring to fig. 2, in the present embodiment, the driving structure 3 includes a mounting block 31 and a driving magnet 32 disposed on the mounting block 31, the mounting block 31 is connected to the diaphragm 2, and the driving magnet 32 is used for forming a connection with the circuit board 7 and driving the mounting block 31 to vibrate under the control of the circuit board 7, so as to drive the diaphragm 2 to vibrate, thereby realizing the formation of sound.

Further, please refer to fig. 2, in this embodiment, the speaker structure further includes a speaker cover 61, the speaker cover 61 is disposed on the speaker housing 1 and disposed outside the diaphragm sheet 2, the speaker cover 61 and the diaphragm sheet 2 enclose to form a second sound cavity, the second sound cavity is a front sound cavity of the speaker structure, the front sound cavity and the rear sound cavity of the speaker structure are respectively disposed on two opposite sides of the diaphragm sheet 2, and the diaphragm sheet 2 can simultaneously change the sizes of the first sound cavity and the second sound cavity during vibration. It will be appreciated that the first and second acoustic cavities form an acoustic cavity in which the diaphragm 2 is located. And the horn cover 61 is provided with a sound outlet 61 communicated with the second sound cavity, and the vibrating diaphragm 2 vibrates to form sound emitted from the sound outlet 61.

In this embodiment, the sound outlet holes 61 are provided in plural, and the plural sound outlet holes 61 are communicated with the second sound chamber, so that the sound penetrating effect can be enhanced.

Further, please refer to fig. 3, in this embodiment, a clamping groove 15 is formed on an inner side edge of the speaker housing 1, an edge of the diaphragm 2 is clamped in the clamping groove 15, an edge of the speaker cover 61 is also clamped in the clamping groove 15, and the edge of the speaker housing 1 and the edge of the diaphragm 2 are stacked one another, so that two inner walls opposite to the clamping groove 15 respectively abut against the edge of the speaker cover 61 and the edge of the diaphragm 2, thereby fixing the diaphragm 2 and the speaker cover 61.

The utility model also provides an electronic equipment, including the loudspeaker structure, detailed explanation has been made to the loudspeaker structure to above-mentioned embodiment, and the unnecessary repeated description is given here.

The utility model provides an electronic equipment, through setting up loudspeaker shell 1 respectively, diaphragm 2 and drive structure 3 vibrate, wherein set up the air vent 11 in the first sound chamber of a plurality of intercommunications on the loudspeaker shell 1, the circulation of air in the first sound chamber of being convenient for, the vibration of diaphragm 2 vibrates of being convenient for, and ventilated membrane 4 covers a part of air vent 11 at least, can suitably block the air flow in air vent 11, increase diaphragm 2 damping when vibrating, make diaphragm 2 can vibrate better, thereby improve electronic equipment's sound effect and loudness, and still can realize vibrating diaphragm 2's protection, avoid its vibration improper and impaired.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims (10)

1. The utility model provides a loudspeaker structure, its characterized in that includes the loudspeaker shell, locates the inboard vibrating diaphragm piece of loudspeaker shell, and connect in the vibrating diaphragm piece can drive the drive structure of vibrating diaphragm piece vibration, the vibrating diaphragm piece with the loudspeaker shell encloses to close and forms first sound chamber, set up on the loudspeaker shell a plurality of respectively with the air vent of first sound chamber intercommunication, the loudspeaker shell facing is equipped with the ventilated membrane, the ventilated membrane covers one at least the partly of air vent.

2. The horn structure of claim 1, wherein the horn housing defines an extension groove on an outer side thereof, the extension groove communicating with the vent hole, the extension groove extending from the vent hole to an outer edge of the horn housing.

3. The horn structure of claim 2, wherein the thickness of the extension groove in the axial direction of the vent hole is gradually reduced from the vent hole toward the outer edge of the horn housing.

4. The horn structure of claim 2, wherein a plurality of said extension slots are provided outside said horn housing, each of said extension slots being in one-to-one communication with each of said vent holes;

or a plurality of extension grooves are arranged on the outer side of the horn shell, and each extension groove is at least communicated with one vent hole;

or, the outer side of the horn shell is provided with one extension groove which is respectively communicated with each vent hole.

5. The horn structure of claim 1, wherein the horn housing defines a mounting groove communicating with the first acoustic chamber and spaced from the vent hole, the driving structure is at least partially disposed in the mounting groove, the mounting groove defines a metal protection cover, and the metal protection cover is disposed on the driving structure.

6. The horn structure of claim 5, wherein the inner sidewall of the mounting groove is provided with a step, one end of the metal protective cover abuts against the step, and the outer peripheral wall of the metal protective cover abuts against the inner peripheral wall of the mounting groove.

7. The horn structure of any one of claims 1-6, wherein the drive structure comprises a mounting block and a drive magnet disposed on the mounting block, the mounting block being attached to the diaphragm.

8. The horn structure of any one of claims 1 to 6, further comprising a horn cover, wherein the horn cover is disposed on the horn housing and outside the diaphragm, the horn cover and the diaphragm enclose a second sound cavity, and the horn cover is provided with a sound outlet communicated with the second sound cavity.

9. The horn structure of claim 8, wherein a slot is formed on an inner edge of the horn housing, and an edge of the diaphragm and an edge of the horn cover are overlapped and engaged with the slot.

10. An electronic device, characterized in that it comprises a horn structure according to any of claims 1-9.

Images